diff options
Diffstat (limited to 'include')
61 files changed, 1245 insertions, 712 deletions
diff --git a/include/linux/ahci_platform.h b/include/linux/ahci_platform.h index 1f16d502600..6dfd51a04d7 100644 --- a/include/linux/ahci_platform.h +++ b/include/linux/ahci_platform.h @@ -44,6 +44,7 @@ struct ahci_host_priv *ahci_platform_get_resources( int ahci_platform_init_host(struct platform_device *pdev, struct ahci_host_priv *hpriv, const struct ata_port_info *pi_template, + unsigned long host_flags, unsigned int force_port_map, unsigned int mask_port_map); diff --git a/include/linux/amba/xilinx_dma.h b/include/linux/amba/xilinx_dma.h new file mode 100644 index 00000000000..34b98f276ed --- /dev/null +++ b/include/linux/amba/xilinx_dma.h @@ -0,0 +1,47 @@ +/* + * Xilinx DMA Engine drivers support header file + * + * Copyright (C) 2010-2014 Xilinx, Inc. All rights reserved. + * + * This is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#ifndef __DMA_XILINX_DMA_H +#define __DMA_XILINX_DMA_H + +#include <linux/dma-mapping.h> +#include <linux/dmaengine.h> + +/** + * struct xilinx_vdma_config - VDMA Configuration structure + * @frm_dly: Frame delay + * @gen_lock: Whether in gen-lock mode + * @master: Master that it syncs to + * @frm_cnt_en: Enable frame count enable + * @park: Whether wants to park + * @park_frm: Frame to park on + * @coalesc: Interrupt coalescing threshold + * @delay: Delay counter + * @reset: Reset Channel + * @ext_fsync: External Frame Sync source + */ +struct xilinx_vdma_config { + int frm_dly; + int gen_lock; + int master; + int frm_cnt_en; + int park; + int park_frm; + int coalesc; + int delay; + int reset; + int ext_fsync; +}; + +int xilinx_vdma_channel_set_config(struct dma_chan *dchan, + struct xilinx_vdma_config *cfg); + +#endif diff --git a/include/linux/capability.h b/include/linux/capability.h index a6ee1f9a501..84b13ad67c1 100644 --- a/include/linux/capability.h +++ b/include/linux/capability.h @@ -210,7 +210,7 @@ extern bool has_ns_capability_noaudit(struct task_struct *t, struct user_namespace *ns, int cap); extern bool capable(int cap); extern bool ns_capable(struct user_namespace *ns, int cap); -extern bool inode_capable(const struct inode *inode, int cap); +extern bool capable_wrt_inode_uidgid(const struct inode *inode, int cap); extern bool file_ns_capable(const struct file *file, struct user_namespace *ns, int cap); /* audit system wants to get cap info from files as well */ diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h index d60904b9e50..8a111dd42d7 100644 --- a/include/linux/cgroup.h +++ b/include/linux/cgroup.h @@ -21,6 +21,7 @@ #include <linux/percpu-refcount.h> #include <linux/seq_file.h> #include <linux/kernfs.h> +#include <linux/wait.h> #ifdef CONFIG_CGROUPS @@ -47,21 +48,45 @@ enum cgroup_subsys_id { }; #undef SUBSYS -/* Per-subsystem/per-cgroup state maintained by the system. */ +/* + * Per-subsystem/per-cgroup state maintained by the system. This is the + * fundamental structural building block that controllers deal with. + * + * Fields marked with "PI:" are public and immutable and may be accessed + * directly without synchronization. + */ struct cgroup_subsys_state { - /* the cgroup that this css is attached to */ + /* PI: the cgroup that this css is attached to */ struct cgroup *cgroup; - /* the cgroup subsystem that this css is attached to */ + /* PI: the cgroup subsystem that this css is attached to */ struct cgroup_subsys *ss; /* reference count - access via css_[try]get() and css_put() */ struct percpu_ref refcnt; - /* the parent css */ + /* PI: the parent css */ struct cgroup_subsys_state *parent; - unsigned long flags; + /* siblings list anchored at the parent's ->children */ + struct list_head sibling; + struct list_head children; + + /* + * PI: Subsys-unique ID. 0 is unused and root is always 1. The + * matching css can be looked up using css_from_id(). + */ + int id; + + unsigned int flags; + + /* + * Monotonically increasing unique serial number which defines a + * uniform order among all csses. It's guaranteed that all + * ->children lists are in the ascending order of ->serial_nr and + * used to allow interrupting and resuming iterations. + */ + u64 serial_nr; /* percpu_ref killing and RCU release */ struct rcu_head rcu_head; @@ -70,8 +95,9 @@ struct cgroup_subsys_state { /* bits in struct cgroup_subsys_state flags field */ enum { - CSS_ROOT = (1 << 0), /* this CSS is the root of the subsystem */ + CSS_NO_REF = (1 << 0), /* no reference counting for this css */ CSS_ONLINE = (1 << 1), /* between ->css_online() and ->css_offline() */ + CSS_RELEASED = (1 << 2), /* refcnt reached zero, released */ }; /** @@ -82,8 +108,7 @@ enum { */ static inline void css_get(struct cgroup_subsys_state *css) { - /* We don't need to reference count the root state */ - if (!(css->flags & CSS_ROOT)) + if (!(css->flags & CSS_NO_REF)) percpu_ref_get(&css->refcnt); } @@ -91,35 +116,51 @@ static inline void css_get(struct cgroup_subsys_state *css) * css_tryget - try to obtain a reference on the specified css * @css: target css * - * Obtain a reference on @css if it's alive. The caller naturally needs to - * ensure that @css is accessible but doesn't have to be holding a + * Obtain a reference on @css unless it already has reached zero and is + * being released. This function doesn't care whether @css is on or + * offline. The caller naturally needs to ensure that @css is accessible + * but doesn't have to be holding a reference on it - IOW, RCU protected + * access is good enough for this function. Returns %true if a reference + * count was successfully obtained; %false otherwise. + */ +static inline bool css_tryget(struct cgroup_subsys_state *css) +{ + if (!(css->flags & CSS_NO_REF)) + return percpu_ref_tryget(&css->refcnt); + return true; +} + +/** + * css_tryget_online - try to obtain a reference on the specified css if online + * @css: target css + * + * Obtain a reference on @css if it's online. The caller naturally needs + * to ensure that @css is accessible but doesn't have to be holding a * reference on it - IOW, RCU protected access is good enough for this * function. Returns %true if a reference count was successfully obtained; * %false otherwise. */ -static inline bool css_tryget(struct cgroup_subsys_state *css) +static inline bool css_tryget_online(struct cgroup_subsys_state *css) { - if (css->flags & CSS_ROOT) - return true; - return percpu_ref_tryget(&css->refcnt); + if (!(css->flags & CSS_NO_REF)) + return percpu_ref_tryget_live(&css->refcnt); + return true; } /** * css_put - put a css reference * @css: target css * - * Put a reference obtained via css_get() and css_tryget(). + * Put a reference obtained via css_get() and css_tryget_online(). */ static inline void css_put(struct cgroup_subsys_state *css) { - if (!(css->flags & CSS_ROOT)) + if (!(css->flags & CSS_NO_REF)) percpu_ref_put(&css->refcnt); } /* bits in struct cgroup flags field */ enum { - /* Control Group is dead */ - CGRP_DEAD, /* * Control Group has previously had a child cgroup or a task, * but no longer (only if CGRP_NOTIFY_ON_RELEASE is set) @@ -133,48 +174,37 @@ enum { * specified at mount time and thus is implemented here. */ CGRP_CPUSET_CLONE_CHILDREN, - /* see the comment above CGRP_ROOT_SANE_BEHAVIOR for details */ - CGRP_SANE_BEHAVIOR, }; struct cgroup { + /* self css with NULL ->ss, points back to this cgroup */ + struct cgroup_subsys_state self; + unsigned long flags; /* "unsigned long" so bitops work */ /* * idr allocated in-hierarchy ID. * - * The ID of the root cgroup is always 0, and a new cgroup - * will be assigned with a smallest available ID. + * ID 0 is not used, the ID of the root cgroup is always 1, and a + * new cgroup will be assigned with a smallest available ID. * * Allocating/Removing ID must be protected by cgroup_mutex. */ int id; - /* the number of attached css's */ - int nr_css; - - atomic_t refcnt; - /* - * We link our 'sibling' struct into our parent's 'children'. - * Our children link their 'sibling' into our 'children'. + * If this cgroup contains any tasks, it contributes one to + * populated_cnt. All children with non-zero popuplated_cnt of + * their own contribute one. The count is zero iff there's no task + * in this cgroup or its subtree. */ - struct list_head sibling; /* my parent's children */ - struct list_head children; /* my children */ + int populated_cnt; - struct cgroup *parent; /* my parent */ struct kernfs_node *kn; /* cgroup kernfs entry */ + struct kernfs_node *populated_kn; /* kn for "cgroup.subtree_populated" */ - /* - * Monotonically increasing unique serial number which defines a - * uniform order among all cgroups. It's guaranteed that all - * ->children lists are in the ascending order of ->serial_nr. - * It's used to allow interrupting and resuming iterations. - */ - u64 serial_nr; - - /* The bitmask of subsystems attached to this cgroup */ - unsigned long subsys_mask; + /* the bitmask of subsystems enabled on the child cgroups */ + unsigned int child_subsys_mask; /* Private pointers for each registered subsystem */ struct cgroup_subsys_state __rcu *subsys[CGROUP_SUBSYS_COUNT]; @@ -188,6 +218,15 @@ struct cgroup { struct list_head cset_links; /* + * On the default hierarchy, a css_set for a cgroup with some + * susbsys disabled will point to css's which are associated with + * the closest ancestor which has the subsys enabled. The + * following lists all css_sets which point to this cgroup's css + * for the given subsystem. + */ + struct list_head e_csets[CGROUP_SUBSYS_COUNT]; + + /* * Linked list running through all cgroups that can * potentially be reaped by the release agent. Protected by * release_list_lock @@ -201,12 +240,8 @@ struct cgroup { struct list_head pidlists; struct mutex pidlist_mutex; - /* dummy css with NULL ->ss, points back to this cgroup */ - struct cgroup_subsys_state dummy_css; - - /* For css percpu_ref killing and RCU-protected deletion */ - struct rcu_head rcu_head; - struct work_struct destroy_work; + /* used to wait for offlining of csses */ + wait_queue_head_t offline_waitq; }; #define MAX_CGROUP_ROOT_NAMELEN 64 @@ -250,6 +285,12 @@ enum { * * - "cgroup.clone_children" is removed. * + * - "cgroup.subtree_populated" is available. Its value is 0 if + * the cgroup and its descendants contain no task; otherwise, 1. + * The file also generates kernfs notification which can be + * monitored through poll and [di]notify when the value of the + * file changes. + * * - If mount is requested with sane_behavior but without any * subsystem, the default unified hierarchy is mounted. * @@ -264,6 +305,8 @@ enum { * the flag is not created. * * - blkcg: blk-throttle becomes properly hierarchical. + * + * - debug: disallowed on the default hierarchy. */ CGRP_ROOT_SANE_BEHAVIOR = (1 << 0), @@ -282,6 +325,9 @@ enum { struct cgroup_root { struct kernfs_root *kf_root; + /* The bitmask of subsystems attached to this hierarchy */ + unsigned int subsys_mask; + /* Unique id for this hierarchy. */ int hierarchy_id; @@ -295,7 +341,7 @@ struct cgroup_root { struct list_head root_list; /* Hierarchy-specific flags */ - unsigned long flags; + unsigned int flags; /* IDs for cgroups in this hierarchy */ struct idr cgroup_idr; @@ -342,6 +388,9 @@ struct css_set { */ struct list_head cgrp_links; + /* the default cgroup associated with this css_set */ + struct cgroup *dfl_cgrp; + /* * Set of subsystem states, one for each subsystem. This array is * immutable after creation apart from the init_css_set during @@ -366,6 +415,15 @@ struct css_set { struct cgroup *mg_src_cgrp; struct css_set *mg_dst_cset; + /* + * On the default hierarhcy, ->subsys[ssid] may point to a css + * attached to an ancestor instead of the cgroup this css_set is + * associated with. The following node is anchored at + * ->subsys[ssid]->cgroup->e_csets[ssid] and provides a way to + * iterate through all css's attached to a given cgroup. + */ + struct list_head e_cset_node[CGROUP_SUBSYS_COUNT]; + /* For RCU-protected deletion */ struct rcu_head rcu_head; }; @@ -405,8 +463,7 @@ struct cftype { /* * The maximum length of string, excluding trailing nul, that can - * be passed to write_string. If < PAGE_SIZE-1, PAGE_SIZE-1 is - * assumed. + * be passed to write. If < PAGE_SIZE-1, PAGE_SIZE-1 is assumed. */ size_t max_write_len; @@ -453,19 +510,13 @@ struct cftype { s64 val); /* - * write_string() is passed a nul-terminated kernelspace - * buffer of maximum length determined by max_write_len. - * Returns 0 or -ve error code. - */ - int (*write_string)(struct cgroup_subsys_state *css, struct cftype *cft, - char *buffer); - /* - * trigger() callback can be used to get some kick from the - * userspace, when the actual string written is not important - * at all. The private field can be used to determine the - * kick type for multiplexing. + * write() is the generic write callback which maps directly to + * kernfs write operation and overrides all other operations. + * Maximum write size is determined by ->max_write_len. Use + * of_css/cft() to access the associated css and cft. */ - int (*trigger)(struct cgroup_subsys_state *css, unsigned int event); + ssize_t (*write)(struct kernfs_open_file *of, + char *buf, size_t nbytes, loff_t off); #ifdef CONFIG_DEBUG_LOCK_ALLOC struct lock_class_key lockdep_key; @@ -504,14 +555,24 @@ static inline ino_t cgroup_ino(struct cgroup *cgrp) return 0; } -static inline struct cftype *seq_cft(struct seq_file *seq) +/* cft/css accessors for cftype->write() operation */ +static inline struct cftype *of_cft(struct kernfs_open_file *of) { - struct kernfs_open_file *of = seq->private; - return of->kn->priv; } -struct cgroup_subsys_state *seq_css(struct seq_file *seq); +struct cgroup_subsys_state *of_css(struct kernfs_open_file *of); + +/* cft/css accessors for cftype->seq_*() operations */ +static inline struct cftype *seq_cft(struct seq_file *seq) +{ + return of_cft(seq->private); +} + +static inline struct cgroup_subsys_state *seq_css(struct seq_file *seq) +{ + return of_css(seq->private); +} /* * Name / path handling functions. All are thin wrappers around the kernfs @@ -612,6 +673,9 @@ struct cgroup_subsys { /* link to parent, protected by cgroup_lock() */ struct cgroup_root *root; + /* idr for css->id */ + struct idr css_idr; + /* * List of cftypes. Each entry is the first entry of an array * terminated by zero length name. @@ -627,19 +691,6 @@ struct cgroup_subsys { #undef SUBSYS /** - * css_parent - find the parent css - * @css: the target cgroup_subsys_state - * - * Return the parent css of @css. This function is guaranteed to return - * non-NULL parent as long as @css isn't the root. - */ -static inline -struct cgroup_subsys_state *css_parent(struct cgroup_subsys_state *css) -{ - return css->parent; -} - -/** * task_css_set_check - obtain a task's css_set with extra access conditions * @task: the task to obtain css_set for * @__c: extra condition expression to be passed to rcu_dereference_check() @@ -731,14 +782,14 @@ struct cgroup_subsys_state *css_from_id(int id, struct cgroup_subsys *ss); * @pos: the css * to use as the loop cursor * @parent: css whose children to walk * - * Walk @parent's children. Must be called under rcu_read_lock(). A child - * css which hasn't finished ->css_online() or already has finished - * ->css_offline() may show up during traversal and it's each subsystem's - * responsibility to verify that each @pos is alive. + * Walk @parent's children. Must be called under rcu_read_lock(). * - * If a subsystem synchronizes against the parent in its ->css_online() and - * before starting iterating, a css which finished ->css_online() is - * guaranteed to be visible in the future iterations. + * If a subsystem synchronizes ->css_online() and the start of iteration, a + * css which finished ->css_online() is guaranteed to be visible in the + * future iterations and will stay visible until the last reference is put. + * A css which hasn't finished ->css_online() or already finished + * ->css_offline() may show up during traversal. It's each subsystem's + * responsibility to synchronize against on/offlining. * * It is allowed to temporarily drop RCU read lock during iteration. The * caller is responsible for ensuring that @pos remains accessible until @@ -761,17 +812,16 @@ css_rightmost_descendant(struct cgroup_subsys_state *pos); * @root: css whose descendants to walk * * Walk @root's descendants. @root is included in the iteration and the - * first node to be visited. Must be called under rcu_read_lock(). A - * descendant css which hasn't finished ->css_online() or already has - * finished ->css_offline() may show up during traversal and it's each - * subsystem's responsibility to verify that each @pos is alive. + * first node to be visited. Must be called under rcu_read_lock(). * - * If a subsystem synchronizes against the parent in its ->css_online() and - * before starting iterating, and synchronizes against @pos on each - * iteration, any descendant css which finished ->css_online() is - * guaranteed to be visible in the future iterations. + * If a subsystem synchronizes ->css_online() and the start of iteration, a + * css which finished ->css_online() is guaranteed to be visible in the + * future iterations and will stay visible until the last reference is put. + * A css which hasn't finished ->css_online() or already finished + * ->css_offline() may show up during traversal. It's each subsystem's + * responsibility to synchronize against on/offlining. * - * In other words, the following guarantees that a descendant can't escape + * For example, the following guarantees that a descendant can't escape * state updates of its ancestors. * * my_online(@css) @@ -827,18 +877,34 @@ css_next_descendant_post(struct cgroup_subsys_state *pos, * * Similar to css_for_each_descendant_pre() but performs post-order * traversal instead. @root is included in the iteration and the last - * node to be visited. Note that the walk visibility guarantee described - * in pre-order walk doesn't apply the same to post-order walks. + * node to be visited. + * + * If a subsystem synchronizes ->css_online() and the start of iteration, a + * css which finished ->css_online() is guaranteed to be visible in the + * future iterations and will stay visible until the last reference is put. + * A css which hasn't finished ->css_online() or already finished + * ->css_offline() may show up during traversal. It's each subsystem's + * responsibility to synchronize against on/offlining. + * + * Note that the walk visibility guarantee example described in pre-order + * walk doesn't apply the same to post-order walks. */ #define css_for_each_descendant_post(pos, css) \ for ((pos) = css_next_descendant_post(NULL, (css)); (pos); \ (pos) = css_next_descendant_post((pos), (css))) +bool css_has_online_children(struct cgroup_subsys_state *css); + /* A css_task_iter should be treated as an opaque object */ struct css_task_iter { - struct cgroup_subsys_state *origin_css; - struct list_head *cset_link; - struct list_head *task; + struct cgroup_subsys *ss; + + struct list_head *cset_pos; + struct list_head *cset_head; + + struct list_head *task_pos; + struct list_head *tasks_head; + struct list_head *mg_tasks_head; }; void css_task_iter_start(struct cgroup_subsys_state *css, @@ -849,8 +915,8 @@ void css_task_iter_end(struct css_task_iter *it); int cgroup_attach_task_all(struct task_struct *from, struct task_struct *); int cgroup_transfer_tasks(struct cgroup *to, struct cgroup *from); -struct cgroup_subsys_state *css_tryget_from_dir(struct dentry *dentry, - struct cgroup_subsys *ss); +struct cgroup_subsys_state *css_tryget_online_from_dir(struct dentry *dentry, + struct cgroup_subsys *ss); #else /* !CONFIG_CGROUPS */ diff --git a/include/linux/cgroup_subsys.h b/include/linux/cgroup_subsys.h index 768fe44e19f..98c4f9b12b0 100644 --- a/include/linux/cgroup_subsys.h +++ b/include/linux/cgroup_subsys.h @@ -7,10 +7,6 @@ SUBSYS(cpuset) #endif -#if IS_ENABLED(CONFIG_CGROUP_DEBUG) -SUBSYS(debug) -#endif - #if IS_ENABLED(CONFIG_CGROUP_SCHED) SUBSYS(cpu) #endif @@ -50,6 +46,13 @@ SUBSYS(net_prio) #if IS_ENABLED(CONFIG_CGROUP_HUGETLB) SUBSYS(hugetlb) #endif + +/* + * The following subsystems are not supported on the default hierarchy. + */ +#if IS_ENABLED(CONFIG_CGROUP_DEBUG) +SUBSYS(debug) +#endif /* * DO NOT ADD ANY SUBSYSTEM WITHOUT EXPLICIT ACKS FROM CGROUP MAINTAINERS. */ diff --git a/include/linux/cpuidle.h b/include/linux/cpuidle.h index c51a436135c..25e0df6155a 100644 --- a/include/linux/cpuidle.h +++ b/include/linux/cpuidle.h @@ -84,6 +84,7 @@ struct cpuidle_device { }; DECLARE_PER_CPU(struct cpuidle_device *, cpuidle_devices); +DECLARE_PER_CPU(struct cpuidle_device, cpuidle_dev); /** * cpuidle_get_last_residency - retrieves the last state's residency time diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h index 72cb0ddb967..d2c5cc7c583 100644 --- a/include/linux/dmaengine.h +++ b/include/linux/dmaengine.h @@ -292,7 +292,7 @@ struct dma_chan_dev { }; /** - * enum dma_slave_buswidth - defines bus with of the DMA slave + * enum dma_slave_buswidth - defines bus width of the DMA slave * device, source or target buses */ enum dma_slave_buswidth { diff --git a/include/linux/f2fs_fs.h b/include/linux/f2fs_fs.h index df53e1753a7..6ff0b0b42d4 100644 --- a/include/linux/f2fs_fs.h +++ b/include/linux/f2fs_fs.h @@ -19,6 +19,7 @@ #define F2FS_LOG_SECTORS_PER_BLOCK 3 /* 4KB: F2FS_BLKSIZE */ #define F2FS_BLKSIZE 4096 /* support only 4KB block */ #define F2FS_MAX_EXTENSION 64 /* # of extension entries */ +#define F2FS_BLK_ALIGN(x) (((x) + F2FS_BLKSIZE - 1) / F2FS_BLKSIZE) #define NULL_ADDR ((block_t)0) /* used as block_t addresses */ #define NEW_ADDR ((block_t)-1) /* used as block_t addresses */ @@ -75,6 +76,7 @@ struct f2fs_super_block { __le16 volume_name[512]; /* volume name */ __le32 extension_count; /* # of extensions below */ __u8 extension_list[F2FS_MAX_EXTENSION][8]; /* extension array */ + __le32 cp_payload; } __packed; /* @@ -146,6 +148,9 @@ struct f2fs_extent { #define ADDRS_PER_BLOCK 1018 /* Address Pointers in a Direct Block */ #define NIDS_PER_BLOCK 1018 /* Node IDs in an Indirect Block */ +#define ADDRS_PER_PAGE(page, fi) \ + (IS_INODE(page) ? ADDRS_PER_INODE(fi) : ADDRS_PER_BLOCK) + #define NODE_DIR1_BLOCK (DEF_ADDRS_PER_INODE + 1) #define NODE_DIR2_BLOCK (DEF_ADDRS_PER_INODE + 2) #define NODE_IND1_BLOCK (DEF_ADDRS_PER_INODE + 3) @@ -391,6 +396,9 @@ typedef __le32 f2fs_hash_t; /* MAX level for dir lookup */ #define MAX_DIR_HASH_DEPTH 63 +/* MAX buckets in one level of dir */ +#define MAX_DIR_BUCKETS (1 << ((MAX_DIR_HASH_DEPTH / 2) - 1)) + #define SIZE_OF_DIR_ENTRY 11 /* by byte */ #define SIZE_OF_DENTRY_BITMAP ((NR_DENTRY_IN_BLOCK + BITS_PER_BYTE - 1) / \ BITS_PER_BYTE) diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h index 2018751cad9..404a686a364 100644 --- a/include/linux/ftrace.h +++ b/include/linux/ftrace.h @@ -62,9 +62,6 @@ typedef void (*ftrace_func_t)(unsigned long ip, unsigned long parent_ip, * set in the flags member. * * ENABLED - set/unset when ftrace_ops is registered/unregistered - * GLOBAL - set manualy by ftrace_ops user to denote the ftrace_ops - * is part of the global tracers sharing the same filter - * via set_ftrace_* debugfs files. * DYNAMIC - set when ftrace_ops is registered to denote dynamically * allocated ftrace_ops which need special care * CONTROL - set manualy by ftrace_ops user to denote the ftrace_ops @@ -96,15 +93,14 @@ typedef void (*ftrace_func_t)(unsigned long ip, unsigned long parent_ip, */ enum { FTRACE_OPS_FL_ENABLED = 1 << 0, - FTRACE_OPS_FL_GLOBAL = 1 << 1, - FTRACE_OPS_FL_DYNAMIC = 1 << 2, - FTRACE_OPS_FL_CONTROL = 1 << 3, - FTRACE_OPS_FL_SAVE_REGS = 1 << 4, - FTRACE_OPS_FL_SAVE_REGS_IF_SUPPORTED = 1 << 5, - FTRACE_OPS_FL_RECURSION_SAFE = 1 << 6, - FTRACE_OPS_FL_STUB = 1 << 7, - FTRACE_OPS_FL_INITIALIZED = 1 << 8, - FTRACE_OPS_FL_DELETED = 1 << 9, + FTRACE_OPS_FL_DYNAMIC = 1 << 1, + FTRACE_OPS_FL_CONTROL = 1 << 2, + FTRACE_OPS_FL_SAVE_REGS = 1 << 3, + FTRACE_OPS_FL_SAVE_REGS_IF_SUPPORTED = 1 << 4, + FTRACE_OPS_FL_RECURSION_SAFE = 1 << 5, + FTRACE_OPS_FL_STUB = 1 << 6, + FTRACE_OPS_FL_INITIALIZED = 1 << 7, + FTRACE_OPS_FL_DELETED = 1 << 8, }; /* @@ -366,14 +362,12 @@ enum { * IGNORE - The function is already what we want it to be * MAKE_CALL - Start tracing the function * MODIFY_CALL - Stop saving regs for the function - * MODIFY_CALL_REGS - Start saving regs for the function * MAKE_NOP - Stop tracing the function */ enum { FTRACE_UPDATE_IGNORE, FTRACE_UPDATE_MAKE_CALL, FTRACE_UPDATE_MODIFY_CALL, - FTRACE_UPDATE_MODIFY_CALL_REGS, FTRACE_UPDATE_MAKE_NOP, }; @@ -404,6 +398,8 @@ int ftrace_update_record(struct dyn_ftrace *rec, int enable); int ftrace_test_record(struct dyn_ftrace *rec, int enable); void ftrace_run_stop_machine(int command); unsigned long ftrace_location(unsigned long ip); +unsigned long ftrace_get_addr_new(struct dyn_ftrace *rec); +unsigned long ftrace_get_addr_curr(struct dyn_ftrace *rec); extern ftrace_func_t ftrace_trace_function; diff --git a/include/linux/ftrace_event.h b/include/linux/ftrace_event.h index d16da3e53bc..cff3106ffe2 100644 --- a/include/linux/ftrace_event.h +++ b/include/linux/ftrace_event.h @@ -38,6 +38,9 @@ const char *ftrace_print_symbols_seq_u64(struct trace_seq *p, *symbol_array); #endif +const char *ftrace_print_bitmask_seq(struct trace_seq *p, void *bitmask_ptr, + unsigned int bitmask_size); + const char *ftrace_print_hex_seq(struct trace_seq *p, const unsigned char *buf, int len); diff --git a/include/linux/gpio_keys.h b/include/linux/gpio_keys.h index a7e977ff4ab..8b622468952 100644 --- a/include/linux/gpio_keys.h +++ b/include/linux/gpio_keys.h @@ -3,29 +3,53 @@ struct device; +/** + * struct gpio_keys_button - configuration parameters + * @code: input event code (KEY_*, SW_*) + * @gpio: %-1 if this key does not support gpio + * @active_low: %true indicates that button is considered + * depressed when gpio is low + * @desc: label that will be attached to button's gpio + * @type: input event type (%EV_KEY, %EV_SW, %EV_ABS) + * @wakeup: configure the button as a wake-up source + * @debounce_interval: debounce ticks interval in msecs + * @can_disable: %true indicates that userspace is allowed to + * disable button via sysfs + * @value: axis value for %EV_ABS + * @irq: Irq number in case of interrupt keys + */ struct gpio_keys_button { - /* Configuration parameters */ - unsigned int code; /* input event code (KEY_*, SW_*) */ - int gpio; /* -1 if this key does not support gpio */ + unsigned int code; + int gpio; int active_low; const char *desc; - unsigned int type; /* input event type (EV_KEY, EV_SW, EV_ABS) */ - int wakeup; /* configure the button as a wake-up source */ - int debounce_interval; /* debounce ticks interval in msecs */ + unsigned int type; + int wakeup; + int debounce_interval; bool can_disable; - int value; /* axis value for EV_ABS */ - unsigned int irq; /* Irq number in case of interrupt keys */ + int value; + unsigned int irq; }; +/** + * struct gpio_keys_platform_data - platform data for gpio_keys driver + * @buttons: pointer to array of &gpio_keys_button structures + * describing buttons attached to the device + * @nbuttons: number of elements in @buttons array + * @poll_interval: polling interval in msecs - for polling driver only + * @rep: enable input subsystem auto repeat + * @enable: platform hook for enabling the device + * @disable: platform hook for disabling the device + * @name: input device name + */ struct gpio_keys_platform_data { struct gpio_keys_button *buttons; int nbuttons; - unsigned int poll_interval; /* polling interval in msecs - - for polling driver only */ - unsigned int rep:1; /* enable input subsystem auto repeat */ + unsigned int poll_interval; + unsigned int rep:1; int (*enable)(struct device *dev); void (*disable)(struct device *dev); - const char *name; /* input device name */ + const char *name; }; #endif diff --git a/include/linux/i2c/atmel_mxt_ts.h b/include/linux/i2c/atmel_mxt_ts.h index 99e379b7439..3891dc1de21 100644 --- a/include/linux/i2c/atmel_mxt_ts.h +++ b/include/linux/i2c/atmel_mxt_ts.h @@ -15,35 +15,14 @@ #include <linux/types.h> -/* For key_map array */ -#define MXT_NUM_GPIO 4 - -/* Orient */ -#define MXT_NORMAL 0x0 -#define MXT_DIAGONAL 0x1 -#define MXT_HORIZONTAL_FLIP 0x2 -#define MXT_ROTATED_90_COUNTER 0x3 -#define MXT_VERTICAL_FLIP 0x4 -#define MXT_ROTATED_90 0x5 -#define MXT_ROTATED_180 0x6 -#define MXT_DIAGONAL_COUNTER 0x7 - /* The platform data for the Atmel maXTouch touchscreen driver */ struct mxt_platform_data { const u8 *config; size_t config_length; - - unsigned int x_line; - unsigned int y_line; - unsigned int x_size; - unsigned int y_size; - unsigned int blen; - unsigned int threshold; - unsigned int voltage; - unsigned char orient; + u32 config_crc; unsigned long irqflags; - bool is_tp; - const unsigned int key_map[MXT_NUM_GPIO]; + u8 t19_num_keys; + const unsigned int *t19_keymap; }; #endif /* __LINUX_ATMEL_MXT_TS_H */ diff --git a/include/linux/input-polldev.h b/include/linux/input-polldev.h index ce0b72464eb..2465182670d 100644 --- a/include/linux/input-polldev.h +++ b/include/linux/input-polldev.h @@ -48,9 +48,12 @@ struct input_polled_dev { /* private: */ struct delayed_work work; + + bool devres_managed; }; struct input_polled_dev *input_allocate_polled_device(void); +struct input_polled_dev *devm_input_allocate_polled_device(struct device *dev); void input_free_polled_device(struct input_polled_dev *dev); int input_register_polled_device(struct input_polled_dev *dev); void input_unregister_polled_device(struct input_polled_dev *dev); diff --git a/include/linux/input/pixcir_ts.h b/include/linux/input/pixcir_ts.h index 7163d91c037..160cf353aa3 100644 --- a/include/linux/input/pixcir_ts.h +++ b/include/linux/input/pixcir_ts.h @@ -1,10 +1,52 @@ #ifndef _PIXCIR_I2C_TS_H #define _PIXCIR_I2C_TS_H +/* + * Register map + */ +#define PIXCIR_REG_POWER_MODE 51 +#define PIXCIR_REG_INT_MODE 52 + +/* + * Power modes: + * active: max scan speed + * idle: lower scan speed with automatic transition to active on touch + * halt: datasheet says sleep but this is more like halt as the chip + * clocks are cut and it can only be brought out of this mode + * using the RESET pin. + */ +enum pixcir_power_mode { + PIXCIR_POWER_ACTIVE, + PIXCIR_POWER_IDLE, + PIXCIR_POWER_HALT, +}; + +#define PIXCIR_POWER_MODE_MASK 0x03 +#define PIXCIR_POWER_ALLOW_IDLE (1UL << 2) + +/* + * Interrupt modes: + * periodical: interrupt is asserted periodicaly + * diff coordinates: interrupt is asserted when coordinates change + * level on touch: interrupt level asserted during touch + * pulse on touch: interrupt pulse asserted druing touch + * + */ +enum pixcir_int_mode { + PIXCIR_INT_PERIODICAL, + PIXCIR_INT_DIFF_COORD, + PIXCIR_INT_LEVEL_TOUCH, + PIXCIR_INT_PULSE_TOUCH, +}; + +#define PIXCIR_INT_MODE_MASK 0x03 +#define PIXCIR_INT_ENABLE (1UL << 3) +#define PIXCIR_INT_POL_HIGH (1UL << 2) + struct pixcir_ts_platform_data { - int (*attb_read_val)(void); int x_max; int y_max; + int gpio_attb; /* GPIO connected to ATTB line */ }; #endif diff --git a/include/linux/input/touchscreen.h b/include/linux/input/touchscreen.h new file mode 100644 index 00000000000..08a5ef6e8f2 --- /dev/null +++ b/include/linux/input/touchscreen.h @@ -0,0 +1,22 @@ +/* + * Copyright (c) 2014 Sebastian Reichel <sre@kernel.org> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published by + * the Free Software Foundation. + */ + +#ifndef _TOUCHSCREEN_H +#define _TOUCHSCREEN_H + +#include <linux/input.h> + +#ifdef CONFIG_OF +void touchscreen_parse_of_params(struct input_dev *dev); +#else +static inline void touchscreen_parse_of_params(struct input_dev *dev) +{ +} +#endif + +#endif diff --git a/include/linux/key.h b/include/linux/key.h index 3ae45f09589..017b0826642 100644 --- a/include/linux/key.h +++ b/include/linux/key.h @@ -309,6 +309,17 @@ static inline key_serial_t key_serial(const struct key *key) extern void key_set_timeout(struct key *, unsigned); +/* + * The permissions required on a key that we're looking up. + */ +#define KEY_NEED_VIEW 0x01 /* Require permission to view attributes */ +#define KEY_NEED_READ 0x02 /* Require permission to read content */ +#define KEY_NEED_WRITE 0x04 /* Require permission to update / modify */ +#define KEY_NEED_SEARCH 0x08 /* Require permission to search (keyring) or find (key) */ +#define KEY_NEED_LINK 0x10 /* Require permission to link */ +#define KEY_NEED_SETATTR 0x20 /* Require permission to change attributes */ +#define KEY_NEED_ALL 0x3f /* All the above permissions */ + /** * key_is_instantiated - Determine if a key has been positively instantiated * @key: The key to check. diff --git a/include/linux/kprobes.h b/include/linux/kprobes.h index 925eaf28fca..7bd2ad01e39 100644 --- a/include/linux/kprobes.h +++ b/include/linux/kprobes.h @@ -355,7 +355,7 @@ static inline void reset_current_kprobe(void) static inline struct kprobe_ctlblk *get_kprobe_ctlblk(void) { - return (&__get_cpu_var(kprobe_ctlblk)); + return this_cpu_ptr(&kprobe_ctlblk); } int register_kprobe(struct kprobe *p); diff --git a/include/linux/lockd/lockd.h b/include/linux/lockd/lockd.h index dcaad79f54e..219d79627c0 100644 --- a/include/linux/lockd/lockd.h +++ b/include/linux/lockd/lockd.h @@ -17,13 +17,13 @@ #include <linux/fs.h> #include <linux/kref.h> #include <linux/utsname.h> -#include <linux/nfsd/nfsfh.h> #include <linux/lockd/bind.h> #include <linux/lockd/xdr.h> #ifdef CONFIG_LOCKD_V4 #include <linux/lockd/xdr4.h> #endif #include <linux/lockd/debug.h> +#include <linux/sunrpc/svc.h> /* * Version string diff --git a/include/linux/mfd/samsung/rtc.h b/include/linux/mfd/samsung/rtc.h index 3e02b768d53..b6401e7661c 100644 --- a/include/linux/mfd/samsung/rtc.h +++ b/include/linux/mfd/samsung/rtc.h @@ -18,38 +18,38 @@ #ifndef __LINUX_MFD_SEC_RTC_H #define __LINUX_MFD_SEC_RTC_H -enum sec_rtc_reg { - SEC_RTC_SEC, - SEC_RTC_MIN, - SEC_RTC_HOUR, - SEC_RTC_WEEKDAY, - SEC_RTC_DATE, - SEC_RTC_MONTH, - SEC_RTC_YEAR1, - SEC_RTC_YEAR2, - SEC_ALARM0_SEC, - SEC_ALARM0_MIN, - SEC_ALARM0_HOUR, - SEC_ALARM0_WEEKDAY, - SEC_ALARM0_DATE, - SEC_ALARM0_MONTH, - SEC_ALARM0_YEAR1, - SEC_ALARM0_YEAR2, - SEC_ALARM1_SEC, - SEC_ALARM1_MIN, - SEC_ALARM1_HOUR, - SEC_ALARM1_WEEKDAY, - SEC_ALARM1_DATE, - SEC_ALARM1_MONTH, - SEC_ALARM1_YEAR1, - SEC_ALARM1_YEAR2, - SEC_ALARM0_CONF, - SEC_ALARM1_CONF, - SEC_RTC_STATUS, - SEC_WTSR_SMPL_CNTL, - SEC_RTC_UDR_CON, +enum s5m_rtc_reg { + S5M_RTC_SEC, + S5M_RTC_MIN, + S5M_RTC_HOUR, + S5M_RTC_WEEKDAY, + S5M_RTC_DATE, + S5M_RTC_MONTH, + S5M_RTC_YEAR1, + S5M_RTC_YEAR2, + S5M_ALARM0_SEC, + S5M_ALARM0_MIN, + S5M_ALARM0_HOUR, + S5M_ALARM0_WEEKDAY, + S5M_ALARM0_DATE, + S5M_ALARM0_MONTH, + S5M_ALARM0_YEAR1, + S5M_ALARM0_YEAR2, + S5M_ALARM1_SEC, + S5M_ALARM1_MIN, + S5M_ALARM1_HOUR, + S5M_ALARM1_WEEKDAY, + S5M_ALARM1_DATE, + S5M_ALARM1_MONTH, + S5M_ALARM1_YEAR1, + S5M_ALARM1_YEAR2, + S5M_ALARM0_CONF, + S5M_ALARM1_CONF, + S5M_RTC_STATUS, + S5M_WTSR_SMPL_CNTL, + S5M_RTC_UDR_CON, - SEC_RTC_REG_MAX, + S5M_RTC_REG_MAX, }; enum s2mps_rtc_reg { @@ -88,9 +88,9 @@ enum s2mps_rtc_reg { #define HOUR_12 (1 << 7) #define HOUR_AMPM (1 << 6) #define HOUR_PM (1 << 5) -#define ALARM0_STATUS (1 << 1) -#define ALARM1_STATUS (1 << 2) -#define UPDATE_AD (1 << 0) +#define S5M_ALARM0_STATUS (1 << 1) +#define S5M_ALARM1_STATUS (1 << 2) +#define S5M_UPDATE_AD (1 << 0) #define S2MPS_ALARM0_STATUS (1 << 2) #define S2MPS_ALARM1_STATUS (1 << 1) @@ -101,16 +101,26 @@ enum s2mps_rtc_reg { #define MODEL24_SHIFT 1 #define MODEL24_MASK (1 << MODEL24_SHIFT) /* RTC Update Register1 */ -#define RTC_UDR_SHIFT 0 -#define RTC_UDR_MASK (1 << RTC_UDR_SHIFT) +#define S5M_RTC_UDR_SHIFT 0 +#define S5M_RTC_UDR_MASK (1 << S5M_RTC_UDR_SHIFT) #define S2MPS_RTC_WUDR_SHIFT 4 #define S2MPS_RTC_WUDR_MASK (1 << S2MPS_RTC_WUDR_SHIFT) #define S2MPS_RTC_RUDR_SHIFT 0 #define S2MPS_RTC_RUDR_MASK (1 << S2MPS_RTC_RUDR_SHIFT) #define RTC_TCON_SHIFT 1 #define RTC_TCON_MASK (1 << RTC_TCON_SHIFT) -#define RTC_TIME_EN_SHIFT 3 -#define RTC_TIME_EN_MASK (1 << RTC_TIME_EN_SHIFT) +#define S5M_RTC_TIME_EN_SHIFT 3 +#define S5M_RTC_TIME_EN_MASK (1 << S5M_RTC_TIME_EN_SHIFT) +/* + * UDR_T field in S5M_RTC_UDR_CON register determines the time needed + * for updating alarm and time registers. Default is 7.32 ms. + */ +#define S5M_RTC_UDR_T_SHIFT 6 +#define S5M_RTC_UDR_T_MASK (0x3 << S5M_RTC_UDR_T_SHIFT) +#define S5M_RTC_UDR_T_7320_US (0x0 << S5M_RTC_UDR_T_SHIFT) +#define S5M_RTC_UDR_T_1830_US (0x1 << S5M_RTC_UDR_T_SHIFT) +#define S5M_RTC_UDR_T_3660_US (0x2 << S5M_RTC_UDR_T_SHIFT) +#define S5M_RTC_UDR_T_450_US (0x3 << S5M_RTC_UDR_T_SHIFT) /* RTC Hour register */ #define HOUR_PM_SHIFT 6 diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h index ba87bd21295..3447bead962 100644 --- a/include/linux/mlx4/device.h +++ b/include/linux/mlx4/device.h @@ -401,6 +401,7 @@ struct mlx4_caps { int max_rq_desc_sz; int max_qp_init_rdma; int max_qp_dest_rdma; + u32 *qp0_qkey; u32 *qp0_proxy; u32 *qp1_proxy; u32 *qp0_tunnel; @@ -837,7 +838,7 @@ static inline int mlx4_is_slave(struct mlx4_dev *dev) } int mlx4_buf_alloc(struct mlx4_dev *dev, int size, int max_direct, - struct mlx4_buf *buf); + struct mlx4_buf *buf, gfp_t gfp); void mlx4_buf_free(struct mlx4_dev *dev, int size, struct mlx4_buf *buf); static inline void *mlx4_buf_offset(struct mlx4_buf *buf, int offset) { @@ -874,9 +875,10 @@ int mlx4_mw_enable(struct mlx4_dev *dev, struct mlx4_mw *mw); int mlx4_write_mtt(struct mlx4_dev *dev, struct mlx4_mtt *mtt, int start_index, int npages, u64 *page_list); int mlx4_buf_write_mtt(struct mlx4_dev *dev, struct mlx4_mtt *mtt, - struct mlx4_buf *buf); + struct mlx4_buf *buf, gfp_t gfp); -int mlx4_db_alloc(struct mlx4_dev *dev, struct mlx4_db *db, int order); +int mlx4_db_alloc(struct mlx4_dev *dev, struct mlx4_db *db, int order, + gfp_t gfp); void mlx4_db_free(struct mlx4_dev *dev, struct mlx4_db *db); int mlx4_alloc_hwq_res(struct mlx4_dev *dev, struct mlx4_hwq_resources *wqres, @@ -892,7 +894,8 @@ void mlx4_cq_free(struct mlx4_dev *dev, struct mlx4_cq *cq); int mlx4_qp_reserve_range(struct mlx4_dev *dev, int cnt, int align, int *base); void mlx4_qp_release_range(struct mlx4_dev *dev, int base_qpn, int cnt); -int mlx4_qp_alloc(struct mlx4_dev *dev, int qpn, struct mlx4_qp *qp); +int mlx4_qp_alloc(struct mlx4_dev *dev, int qpn, struct mlx4_qp *qp, + gfp_t gfp); void mlx4_qp_free(struct mlx4_dev *dev, struct mlx4_qp *qp); int mlx4_srq_alloc(struct mlx4_dev *dev, u32 pdn, u32 cqn, u16 xrcdn, @@ -1234,4 +1237,8 @@ int mlx4_phys_to_slave_port(struct mlx4_dev *dev, int slave, int port); int mlx4_get_base_gid_ix(struct mlx4_dev *dev, int slave, int port); int mlx4_config_vxlan_port(struct mlx4_dev *dev, __be16 udp_port); +int mlx4_vf_smi_enabled(struct mlx4_dev *dev, int slave, int port); +int mlx4_vf_get_enable_smi_admin(struct mlx4_dev *dev, int slave, int port); +int mlx4_vf_set_enable_smi_admin(struct mlx4_dev *dev, int slave, int port, + int enable); #endif /* MLX4_DEVICE_H */ diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h index 93cef6313e7..2bce4aad257 100644 --- a/include/linux/mlx5/driver.h +++ b/include/linux/mlx5/driver.h @@ -427,7 +427,6 @@ struct mlx5_core_mr { u64 size; u32 key; u32 pd; - u32 access; }; struct mlx5_core_srq { diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h index b73027298b3..d424b9de3af 100644 --- a/include/linux/mmc/card.h +++ b/include/linux/mmc/card.h @@ -63,12 +63,12 @@ struct mmc_ext_csd { unsigned int power_off_longtime; /* Units: ms */ u8 power_off_notification; /* state */ unsigned int hs_max_dtr; + unsigned int hs200_max_dtr; #define MMC_HIGH_26_MAX_DTR 26000000 #define MMC_HIGH_52_MAX_DTR 52000000 #define MMC_HIGH_DDR_MAX_DTR 52000000 #define MMC_HS200_MAX_DTR 200000000 unsigned int sectors; - unsigned int card_type; unsigned int hc_erase_size; /* In sectors */ unsigned int hc_erase_timeout; /* In milliseconds */ unsigned int sec_trim_mult; /* Secure trim multiplier */ @@ -110,6 +110,7 @@ struct mmc_ext_csd { u8 raw_pwr_cl_200_360; /* 237 */ u8 raw_pwr_cl_ddr_52_195; /* 238 */ u8 raw_pwr_cl_ddr_52_360; /* 239 */ + u8 raw_pwr_cl_ddr_200_360; /* 253 */ u8 raw_bkops_status; /* 246 */ u8 raw_sectors[4]; /* 212 - 4 bytes */ @@ -194,6 +195,7 @@ struct sdio_cis { }; struct mmc_host; +struct mmc_ios; struct sdio_func; struct sdio_func_tuple; @@ -250,15 +252,11 @@ struct mmc_card { unsigned int state; /* (our) card state */ #define MMC_STATE_PRESENT (1<<0) /* present in sysfs */ #define MMC_STATE_READONLY (1<<1) /* card is read-only */ -#define MMC_STATE_HIGHSPEED (1<<2) /* card is in high speed mode */ -#define MMC_STATE_BLOCKADDR (1<<3) /* card uses block-addressing */ -#define MMC_STATE_HIGHSPEED_DDR (1<<4) /* card is in high speed mode */ -#define MMC_STATE_ULTRAHIGHSPEED (1<<5) /* card is in ultra high speed mode */ -#define MMC_CARD_SDXC (1<<6) /* card is SDXC */ -#define MMC_CARD_REMOVED (1<<7) /* card has been removed */ -#define MMC_STATE_HIGHSPEED_200 (1<<8) /* card is in HS200 mode */ -#define MMC_STATE_DOING_BKOPS (1<<10) /* card is doing BKOPS */ -#define MMC_STATE_SUSPENDED (1<<11) /* card is suspended */ +#define MMC_STATE_BLOCKADDR (1<<2) /* card uses block-addressing */ +#define MMC_CARD_SDXC (1<<3) /* card is SDXC */ +#define MMC_CARD_REMOVED (1<<4) /* card has been removed */ +#define MMC_STATE_DOING_BKOPS (1<<5) /* card is doing BKOPS */ +#define MMC_STATE_SUSPENDED (1<<6) /* card is suspended */ unsigned int quirks; /* card quirks */ #define MMC_QUIRK_LENIENT_FN0 (1<<0) /* allow SDIO FN0 writes outside of the VS CCCR range */ #define MMC_QUIRK_BLKSZ_FOR_BYTE_MODE (1<<1) /* use func->cur_blksize */ @@ -301,6 +299,7 @@ struct mmc_card { struct sdio_func_tuple *tuples; /* unknown common tuples */ unsigned int sd_bus_speed; /* Bus Speed Mode set for the card */ + unsigned int mmc_avail_type; /* supported device type by both host and card */ struct dentry *debugfs_root; struct mmc_part part[MMC_NUM_PHY_PARTITION]; /* physical partitions */ @@ -353,7 +352,7 @@ struct mmc_fixup { #define CID_OEMID_ANY ((unsigned short) -1) #define CID_NAME_ANY (NULL) -#define END_FIXUP { 0 } +#define END_FIXUP { NULL } #define _FIXUP_EXT(_name, _manfid, _oemid, _rev_start, _rev_end, \ _cis_vendor, _cis_device, \ @@ -418,11 +417,7 @@ static inline void __maybe_unused remove_quirk(struct mmc_card *card, int data) #define mmc_card_present(c) ((c)->state & MMC_STATE_PRESENT) #define mmc_card_readonly(c) ((c)->state & MMC_STATE_READONLY) -#define mmc_card_highspeed(c) ((c)->state & MMC_STATE_HIGHSPEED) -#define mmc_card_hs200(c) ((c)->state & MMC_STATE_HIGHSPEED_200) #define mmc_card_blockaddr(c) ((c)->state & MMC_STATE_BLOCKADDR) -#define mmc_card_ddr_mode(c) ((c)->state & MMC_STATE_HIGHSPEED_DDR) -#define mmc_card_uhs(c) ((c)->state & MMC_STATE_ULTRAHIGHSPEED) #define mmc_card_ext_capacity(c) ((c)->state & MMC_CARD_SDXC) #define mmc_card_removed(c) ((c) && ((c)->state & MMC_CARD_REMOVED)) #define mmc_card_doing_bkops(c) ((c)->state & MMC_STATE_DOING_BKOPS) @@ -430,11 +425,7 @@ static inline void __maybe_unused remove_quirk(struct mmc_card *card, int data) #define mmc_card_set_present(c) ((c)->state |= MMC_STATE_PRESENT) #define mmc_card_set_readonly(c) ((c)->state |= MMC_STATE_READONLY) -#define mmc_card_set_highspeed(c) ((c)->state |= MMC_STATE_HIGHSPEED) -#define mmc_card_set_hs200(c) ((c)->state |= MMC_STATE_HIGHSPEED_200) #define mmc_card_set_blockaddr(c) ((c)->state |= MMC_STATE_BLOCKADDR) -#define mmc_card_set_ddr_mode(c) ((c)->state |= MMC_STATE_HIGHSPEED_DDR) -#define mmc_card_set_uhs(c) ((c)->state |= MMC_STATE_ULTRAHIGHSPEED) #define mmc_card_set_ext_capacity(c) ((c)->state |= MMC_CARD_SDXC) #define mmc_card_set_removed(c) ((c)->state |= MMC_CARD_REMOVED) #define mmc_card_set_doing_bkops(c) ((c)->state |= MMC_STATE_DOING_BKOPS) diff --git a/include/linux/mmc/dw_mmc.h b/include/linux/mmc/dw_mmc.h index 6ce7d2cd3c7..babaea93bca 100644 --- a/include/linux/mmc/dw_mmc.h +++ b/include/linux/mmc/dw_mmc.h @@ -248,20 +248,6 @@ struct dw_mci_board { /* delay in mS before detecting cards after interrupt */ u32 detect_delay_ms; - int (*init)(u32 slot_id, irq_handler_t , void *); - int (*get_ro)(u32 slot_id); - int (*get_cd)(u32 slot_id); - int (*get_ocr)(u32 slot_id); - int (*get_bus_wd)(u32 slot_id); - /* - * Enable power to selected slot and set voltage to desired level. - * Voltage levels are specified using MMC_VDD_xxx defines defined - * in linux/mmc/host.h file. - */ - void (*setpower)(u32 slot_id, u32 volt); - void (*exit)(u32 slot_id); - void (*select_slot)(u32 slot_id); - struct dw_mci_dma_ops *dma_ops; struct dma_pdata *data; struct block_settings *blk_settings; diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h index cb61ea4d694..7960424d0bc 100644 --- a/include/linux/mmc/host.h +++ b/include/linux/mmc/host.h @@ -17,6 +17,7 @@ #include <linux/fault-inject.h> #include <linux/mmc/core.h> +#include <linux/mmc/card.h> #include <linux/mmc/pm.h> struct mmc_ios { @@ -58,13 +59,9 @@ struct mmc_ios { #define MMC_TIMING_UHS_SDR50 5 #define MMC_TIMING_UHS_SDR104 6 #define MMC_TIMING_UHS_DDR50 7 -#define MMC_TIMING_MMC_HS200 8 - -#define MMC_SDR_MODE 0 -#define MMC_1_2V_DDR_MODE 1 -#define MMC_1_8V_DDR_MODE 2 -#define MMC_1_2V_SDR_MODE 3 -#define MMC_1_8V_SDR_MODE 4 +#define MMC_TIMING_MMC_DDR52 8 +#define MMC_TIMING_MMC_HS200 9 +#define MMC_TIMING_MMC_HS400 10 unsigned char signal_voltage; /* signalling voltage (1.8V or 3.3V) */ @@ -136,6 +133,9 @@ struct mmc_host_ops { /* The tuning command opcode value is different for SD and eMMC cards */ int (*execute_tuning)(struct mmc_host *host, u32 opcode); + + /* Prepare HS400 target operating frequency depending host driver */ + int (*prepare_hs400_tuning)(struct mmc_host *host, struct mmc_ios *ios); int (*select_drive_strength)(unsigned int max_dtr, int host_drv, int card_drv); void (*hw_reset)(struct mmc_host *host); void (*card_event)(struct mmc_host *host); @@ -278,6 +278,11 @@ struct mmc_host { #define MMC_CAP2_PACKED_CMD (MMC_CAP2_PACKED_RD | \ MMC_CAP2_PACKED_WR) #define MMC_CAP2_NO_PRESCAN_POWERUP (1 << 14) /* Don't power up before scan */ +#define MMC_CAP2_HS400_1_8V (1 << 15) /* Can support HS400 1.8V */ +#define MMC_CAP2_HS400_1_2V (1 << 16) /* Can support HS400 1.2V */ +#define MMC_CAP2_HS400 (MMC_CAP2_HS400_1_8V | \ + MMC_CAP2_HS400_1_2V) +#define MMC_CAP2_SDIO_IRQ_NOTHREAD (1 << 17) mmc_pm_flag_t pm_caps; /* supported pm features */ @@ -318,6 +323,8 @@ struct mmc_host { int rescan_disable; /* disable card detection */ int rescan_entered; /* used with nonremovable devices */ + bool trigger_card_event; /* card_event necessary */ + struct mmc_card *card; /* device attached to this host */ wait_queue_head_t wq; @@ -391,12 +398,13 @@ static inline void mmc_signal_sdio_irq(struct mmc_host *host) wake_up_process(host->sdio_irq_thread); } +void sdio_run_irqs(struct mmc_host *host); + #ifdef CONFIG_REGULATOR int mmc_regulator_get_ocrmask(struct regulator *supply); int mmc_regulator_set_ocr(struct mmc_host *mmc, struct regulator *supply, unsigned short vdd_bit); -int mmc_regulator_get_supply(struct mmc_host *mmc); #else static inline int mmc_regulator_get_ocrmask(struct regulator *supply) { @@ -409,13 +417,10 @@ static inline int mmc_regulator_set_ocr(struct mmc_host *mmc, { return 0; } - -static inline int mmc_regulator_get_supply(struct mmc_host *mmc) -{ - return 0; -} #endif +int mmc_regulator_get_supply(struct mmc_host *mmc); + int mmc_pm_notify(struct notifier_block *notify_block, unsigned long, void *); static inline int mmc_card_is_removable(struct mmc_host *host) @@ -475,4 +480,32 @@ static inline unsigned int mmc_host_clk_rate(struct mmc_host *host) return host->ios.clock; } #endif + +static inline int mmc_card_hs(struct mmc_card *card) +{ + return card->host->ios.timing == MMC_TIMING_SD_HS || + card->host->ios.timing == MMC_TIMING_MMC_HS; +} + +static inline int mmc_card_uhs(struct mmc_card *card) +{ + return card->host->ios.timing >= MMC_TIMING_UHS_SDR12 && + card->host->ios.timing <= MMC_TIMING_UHS_DDR50; +} + +static inline bool mmc_card_hs200(struct mmc_card *card) +{ + return card->host->ios.timing == MMC_TIMING_MMC_HS200; +} + +static inline bool mmc_card_ddr52(struct mmc_card *card) +{ + return card->host->ios.timing == MMC_TIMING_MMC_DDR52; +} + +static inline bool mmc_card_hs400(struct mmc_card *card) +{ + return card->host->ios.timing == MMC_TIMING_MMC_HS400; +} + #endif /* LINUX_MMC_HOST_H */ diff --git a/include/linux/mmc/mmc.h b/include/linux/mmc/mmc.h index 50bcde3677c..64ec963ed34 100644 --- a/include/linux/mmc/mmc.h +++ b/include/linux/mmc/mmc.h @@ -325,6 +325,7 @@ struct _mmc_csd { #define EXT_CSD_POWER_OFF_LONG_TIME 247 /* RO */ #define EXT_CSD_GENERIC_CMD6_TIME 248 /* RO */ #define EXT_CSD_CACHE_SIZE 249 /* RO, 4 bytes */ +#define EXT_CSD_PWR_CL_DDR_200_360 253 /* RO */ #define EXT_CSD_TAG_UNIT_SIZE 498 /* RO */ #define EXT_CSD_DATA_TAG_SUPPORT 499 /* RO */ #define EXT_CSD_MAX_PACKED_WRITES 500 /* RO */ @@ -354,18 +355,25 @@ struct _mmc_csd { #define EXT_CSD_CMD_SET_SECURE (1<<1) #define EXT_CSD_CMD_SET_CPSECURE (1<<2) -#define EXT_CSD_CARD_TYPE_26 (1<<0) /* Card can run at 26MHz */ -#define EXT_CSD_CARD_TYPE_52 (1<<1) /* Card can run at 52MHz */ -#define EXT_CSD_CARD_TYPE_MASK 0x3F /* Mask out reserved bits */ +#define EXT_CSD_CARD_TYPE_HS_26 (1<<0) /* Card can run at 26MHz */ +#define EXT_CSD_CARD_TYPE_HS_52 (1<<1) /* Card can run at 52MHz */ +#define EXT_CSD_CARD_TYPE_HS (EXT_CSD_CARD_TYPE_HS_26 | \ + EXT_CSD_CARD_TYPE_HS_52) #define EXT_CSD_CARD_TYPE_DDR_1_8V (1<<2) /* Card can run at 52MHz */ /* DDR mode @1.8V or 3V I/O */ #define EXT_CSD_CARD_TYPE_DDR_1_2V (1<<3) /* Card can run at 52MHz */ /* DDR mode @1.2V I/O */ #define EXT_CSD_CARD_TYPE_DDR_52 (EXT_CSD_CARD_TYPE_DDR_1_8V \ | EXT_CSD_CARD_TYPE_DDR_1_2V) -#define EXT_CSD_CARD_TYPE_SDR_1_8V (1<<4) /* Card can run at 200MHz */ -#define EXT_CSD_CARD_TYPE_SDR_1_2V (1<<5) /* Card can run at 200MHz */ +#define EXT_CSD_CARD_TYPE_HS200_1_8V (1<<4) /* Card can run at 200MHz */ +#define EXT_CSD_CARD_TYPE_HS200_1_2V (1<<5) /* Card can run at 200MHz */ /* SDR mode @1.2V I/O */ +#define EXT_CSD_CARD_TYPE_HS200 (EXT_CSD_CARD_TYPE_HS200_1_8V | \ + EXT_CSD_CARD_TYPE_HS200_1_2V) +#define EXT_CSD_CARD_TYPE_HS400_1_8V (1<<6) /* Card can run at 200MHz DDR, 1.8V */ +#define EXT_CSD_CARD_TYPE_HS400_1_2V (1<<7) /* Card can run at 200MHz DDR, 1.2V */ +#define EXT_CSD_CARD_TYPE_HS400 (EXT_CSD_CARD_TYPE_HS400_1_8V | \ + EXT_CSD_CARD_TYPE_HS400_1_2V) #define EXT_CSD_BUS_WIDTH_1 0 /* Card is in 1 bit mode */ #define EXT_CSD_BUS_WIDTH_4 1 /* Card is in 4 bit mode */ @@ -373,6 +381,11 @@ struct _mmc_csd { #define EXT_CSD_DDR_BUS_WIDTH_4 5 /* Card is in 4 bit DDR mode */ #define EXT_CSD_DDR_BUS_WIDTH_8 6 /* Card is in 8 bit DDR mode */ +#define EXT_CSD_TIMING_BC 0 /* Backwards compatility */ +#define EXT_CSD_TIMING_HS 1 /* High speed */ +#define EXT_CSD_TIMING_HS200 2 /* HS200 */ +#define EXT_CSD_TIMING_HS400 3 /* HS400 */ + #define EXT_CSD_SEC_ER_EN BIT(0) #define EXT_CSD_SEC_BD_BLK_EN BIT(2) #define EXT_CSD_SEC_GB_CL_EN BIT(4) diff --git a/include/linux/mmc/sdhci.h b/include/linux/mmc/sdhci.h index 7be12b88348..08abe994188 100644 --- a/include/linux/mmc/sdhci.h +++ b/include/linux/mmc/sdhci.h @@ -57,12 +57,8 @@ struct sdhci_host { #define SDHCI_QUIRK_BROKEN_CARD_DETECTION (1<<15) /* Controller reports inverted write-protect state */ #define SDHCI_QUIRK_INVERTED_WRITE_PROTECT (1<<16) -/* Controller has nonstandard clock management */ -#define SDHCI_QUIRK_NONSTANDARD_CLOCK (1<<17) /* Controller does not like fast PIO transfers */ #define SDHCI_QUIRK_PIO_NEEDS_DELAY (1<<18) -/* Controller losing signal/interrupt enable states after reset */ -#define SDHCI_QUIRK_RESTORE_IRQS_AFTER_RESET (1<<19) /* Controller has to be forced to use block size of 2048 bytes */ #define SDHCI_QUIRK_FORCE_BLK_SZ_2048 (1<<20) /* Controller cannot do multi-block transfers */ @@ -147,6 +143,7 @@ struct sdhci_host { bool runtime_suspended; /* Host is runtime suspended */ bool bus_on; /* Bus power prevents runtime suspend */ + bool preset_enabled; /* Preset is enabled */ struct mmc_request *mrq; /* Current request */ struct mmc_command *cmd; /* Current command */ @@ -164,8 +161,7 @@ struct sdhci_host { dma_addr_t adma_addr; /* Mapped ADMA descr. table */ dma_addr_t align_addr; /* Mapped bounce buffer */ - struct tasklet_struct card_tasklet; /* Tasklet structures */ - struct tasklet_struct finish_tasklet; + struct tasklet_struct finish_tasklet; /* Tasklet structures */ struct timer_list timer; /* Timer for timeouts */ @@ -177,6 +173,13 @@ struct sdhci_host { unsigned int ocr_avail_mmc; u32 ocr_mask; /* available voltages */ + unsigned timing; /* Current timing */ + + u32 thread_isr; + + /* cached registers */ + u32 ier; + wait_queue_head_t buf_ready_int; /* Waitqueue for Buffer Read Ready interrupt */ unsigned int tuning_done; /* Condition flag set when CMD19 succeeds */ diff --git a/include/linux/nfs.h b/include/linux/nfs.h index 3e794c12e90..610af5155ef 100644 --- a/include/linux/nfs.h +++ b/include/linux/nfs.h @@ -46,6 +46,9 @@ static inline void nfs_copy_fh(struct nfs_fh *target, const struct nfs_fh *sourc enum nfs3_stable_how { NFS_UNSTABLE = 0, NFS_DATA_SYNC = 1, - NFS_FILE_SYNC = 2 + NFS_FILE_SYNC = 2, + + /* used by direct.c to mark verf as invalid */ + NFS_INVALID_STABLE_HOW = -1 }; #endif /* _LINUX_NFS_H */ diff --git a/include/linux/nfs4.h b/include/linux/nfs4.h index 12c2cb947df..a1e3064a8d9 100644 --- a/include/linux/nfs4.h +++ b/include/linux/nfs4.h @@ -399,8 +399,6 @@ enum lock_type4 { #define FATTR4_WORD2_LAYOUT_BLKSIZE (1UL << 1) #define FATTR4_WORD2_MDSTHRESHOLD (1UL << 4) #define FATTR4_WORD2_SECURITY_LABEL (1UL << 16) -#define FATTR4_WORD2_CHANGE_SECURITY_LABEL \ - (1UL << 17) /* MDS threshold bitmap bits */ #define THRESHOLD_RD (1UL << 0) diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h index fa6918b0f82..919576b8e2c 100644 --- a/include/linux/nfs_fs.h +++ b/include/linux/nfs_fs.h @@ -520,7 +520,6 @@ extern int nfs_writepage(struct page *page, struct writeback_control *wbc); extern int nfs_writepages(struct address_space *, struct writeback_control *); extern int nfs_flush_incompatible(struct file *file, struct page *page); extern int nfs_updatepage(struct file *, struct page *, unsigned int, unsigned int); -extern void nfs_writeback_done(struct rpc_task *, struct nfs_write_data *); /* * Try to write back everything synchronously (but check the @@ -553,7 +552,6 @@ nfs_have_writebacks(struct inode *inode) extern int nfs_readpage(struct file *, struct page *); extern int nfs_readpages(struct file *, struct address_space *, struct list_head *, unsigned); -extern int nfs_readpage_result(struct rpc_task *, struct nfs_read_data *); extern int nfs_readpage_async(struct nfs_open_context *, struct inode *, struct page *); diff --git a/include/linux/nfs_page.h b/include/linux/nfs_page.h index 92ce5783b70..7d9096d95d4 100644 --- a/include/linux/nfs_page.h +++ b/include/linux/nfs_page.h @@ -22,12 +22,17 @@ * Valid flags for a dirty buffer */ enum { - PG_BUSY = 0, - PG_MAPPED, - PG_CLEAN, - PG_NEED_COMMIT, - PG_NEED_RESCHED, - PG_COMMIT_TO_DS, + PG_BUSY = 0, /* nfs_{un}lock_request */ + PG_MAPPED, /* page private set for buffered io */ + PG_CLEAN, /* write succeeded */ + PG_COMMIT_TO_DS, /* used by pnfs layouts */ + PG_INODE_REF, /* extra ref held by inode (head req only) */ + PG_HEADLOCK, /* page group lock of wb_head */ + PG_TEARDOWN, /* page group sync for destroy */ + PG_UNLOCKPAGE, /* page group sync bit in read path */ + PG_UPTODATE, /* page group sync bit in read path */ + PG_WB_END, /* page group sync bit in write path */ + PG_REMOVE, /* page group sync bit in write path */ }; struct nfs_inode; @@ -43,15 +48,29 @@ struct nfs_page { struct kref wb_kref; /* reference count */ unsigned long wb_flags; struct nfs_write_verifier wb_verf; /* Commit cookie */ + struct nfs_page *wb_this_page; /* list of reqs for this page */ + struct nfs_page *wb_head; /* head pointer for req list */ }; struct nfs_pageio_descriptor; struct nfs_pageio_ops { void (*pg_init)(struct nfs_pageio_descriptor *, struct nfs_page *); - bool (*pg_test)(struct nfs_pageio_descriptor *, struct nfs_page *, struct nfs_page *); + size_t (*pg_test)(struct nfs_pageio_descriptor *, struct nfs_page *, + struct nfs_page *); int (*pg_doio)(struct nfs_pageio_descriptor *); }; +struct nfs_rw_ops { + const fmode_t rw_mode; + struct nfs_rw_header *(*rw_alloc_header)(void); + void (*rw_free_header)(struct nfs_rw_header *); + void (*rw_release)(struct nfs_pgio_data *); + int (*rw_done)(struct rpc_task *, struct nfs_pgio_data *, struct inode *); + void (*rw_result)(struct rpc_task *, struct nfs_pgio_data *); + void (*rw_initiate)(struct nfs_pgio_data *, struct rpc_message *, + struct rpc_task_setup *, int); +}; + struct nfs_pageio_descriptor { struct list_head pg_list; unsigned long pg_bytes_written; @@ -63,6 +82,7 @@ struct nfs_pageio_descriptor { struct inode *pg_inode; const struct nfs_pageio_ops *pg_ops; + const struct nfs_rw_ops *pg_rw_ops; int pg_ioflags; int pg_error; const struct rpc_call_ops *pg_rpc_callops; @@ -75,29 +95,33 @@ struct nfs_pageio_descriptor { #define NFS_WBACK_BUSY(req) (test_bit(PG_BUSY,&(req)->wb_flags)) extern struct nfs_page *nfs_create_request(struct nfs_open_context *ctx, - struct inode *inode, struct page *page, + struct nfs_page *last, unsigned int offset, unsigned int count); -extern void nfs_release_request(struct nfs_page *req); +extern void nfs_release_request(struct nfs_page *); extern void nfs_pageio_init(struct nfs_pageio_descriptor *desc, struct inode *inode, const struct nfs_pageio_ops *pg_ops, const struct nfs_pgio_completion_ops *compl_ops, + const struct nfs_rw_ops *rw_ops, size_t bsize, int how); extern int nfs_pageio_add_request(struct nfs_pageio_descriptor *, struct nfs_page *); extern void nfs_pageio_complete(struct nfs_pageio_descriptor *desc); extern void nfs_pageio_cond_complete(struct nfs_pageio_descriptor *, pgoff_t); -extern bool nfs_generic_pg_test(struct nfs_pageio_descriptor *desc, +extern size_t nfs_generic_pg_test(struct nfs_pageio_descriptor *desc, struct nfs_page *prev, struct nfs_page *req); extern int nfs_wait_on_request(struct nfs_page *); extern void nfs_unlock_request(struct nfs_page *req); -extern void nfs_unlock_and_release_request(struct nfs_page *req); +extern void nfs_unlock_and_release_request(struct nfs_page *); +extern void nfs_page_group_lock(struct nfs_page *); +extern void nfs_page_group_unlock(struct nfs_page *); +extern bool nfs_page_group_sync_on_bit(struct nfs_page *, unsigned int); /* * Lock the page of an asynchronous request diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h index 6fb5b2335b5..9a1396e7031 100644 --- a/include/linux/nfs_xdr.h +++ b/include/linux/nfs_xdr.h @@ -489,31 +489,21 @@ struct nfs4_delegreturnres { }; /* - * Arguments to the read call. + * Arguments to the write call. */ -struct nfs_readargs { - struct nfs4_sequence_args seq_args; - struct nfs_fh * fh; - struct nfs_open_context *context; - struct nfs_lock_context *lock_context; - nfs4_stateid stateid; - __u64 offset; - __u32 count; - unsigned int pgbase; - struct page ** pages; +struct nfs_write_verifier { + char data[8]; }; -struct nfs_readres { - struct nfs4_sequence_res seq_res; - struct nfs_fattr * fattr; - __u32 count; - int eof; +struct nfs_writeverf { + struct nfs_write_verifier verifier; + enum nfs3_stable_how committed; }; /* - * Arguments to the write call. + * Arguments shared by the read and write call. */ -struct nfs_writeargs { +struct nfs_pgio_args { struct nfs4_sequence_args seq_args; struct nfs_fh * fh; struct nfs_open_context *context; @@ -521,27 +511,20 @@ struct nfs_writeargs { nfs4_stateid stateid; __u64 offset; __u32 count; - enum nfs3_stable_how stable; unsigned int pgbase; struct page ** pages; - const u32 * bitmask; -}; - -struct nfs_write_verifier { - char data[8]; + const u32 * bitmask; /* used by write */ + enum nfs3_stable_how stable; /* used by write */ }; -struct nfs_writeverf { - struct nfs_write_verifier verifier; - enum nfs3_stable_how committed; -}; - -struct nfs_writeres { +struct nfs_pgio_res { struct nfs4_sequence_res seq_res; struct nfs_fattr * fattr; - struct nfs_writeverf * verf; __u32 count; - const struct nfs_server *server; + int eof; /* used by read */ + struct nfs_writeverf * verf; /* used by write */ + const struct nfs_server *server; /* used by write */ + }; /* @@ -1129,6 +1112,7 @@ struct pnfs_commit_bucket { struct list_head committing; struct pnfs_layout_segment *wlseg; struct pnfs_layout_segment *clseg; + struct nfs_writeverf direct_verf; }; struct pnfs_ds_commit_info { @@ -1264,20 +1248,6 @@ struct nfs_page_array { struct page *page_array[NFS_PAGEVEC_SIZE]; }; -struct nfs_read_data { - struct nfs_pgio_header *header; - struct list_head list; - struct rpc_task task; - struct nfs_fattr fattr; /* fattr storage */ - struct nfs_readargs args; - struct nfs_readres res; - unsigned long timestamp; /* For lease renewal */ - int (*read_done_cb) (struct rpc_task *task, struct nfs_read_data *data); - __u64 mds_offset; - struct nfs_page_array pages; - struct nfs_client *ds_clp; /* pNFS data server */ -}; - /* used as flag bits in nfs_pgio_header */ enum { NFS_IOHDR_ERROR = 0, @@ -1287,19 +1257,22 @@ enum { NFS_IOHDR_NEED_RESCHED, }; +struct nfs_pgio_data; + struct nfs_pgio_header { struct inode *inode; struct rpc_cred *cred; struct list_head pages; - struct list_head rpc_list; + struct nfs_pgio_data *data; atomic_t refcnt; struct nfs_page *req; - struct nfs_writeverf *verf; + struct nfs_writeverf verf; /* Used for writes */ struct pnfs_layout_segment *lseg; loff_t io_start; const struct rpc_call_ops *mds_ops; void (*release) (struct nfs_pgio_header *hdr); const struct nfs_pgio_completion_ops *completion_ops; + const struct nfs_rw_ops *rw_ops; struct nfs_direct_req *dreq; void *layout_private; spinlock_t lock; @@ -1310,30 +1283,24 @@ struct nfs_pgio_header { unsigned long flags; }; -struct nfs_read_header { - struct nfs_pgio_header header; - struct nfs_read_data rpc_data; -}; - -struct nfs_write_data { +struct nfs_pgio_data { struct nfs_pgio_header *header; - struct list_head list; struct rpc_task task; struct nfs_fattr fattr; - struct nfs_writeverf verf; - struct nfs_writeargs args; /* argument struct */ - struct nfs_writeres res; /* result struct */ + struct nfs_writeverf verf; /* Used for writes */ + struct nfs_pgio_args args; /* argument struct */ + struct nfs_pgio_res res; /* result struct */ unsigned long timestamp; /* For lease renewal */ - int (*write_done_cb) (struct rpc_task *task, struct nfs_write_data *data); + int (*pgio_done_cb) (struct rpc_task *task, struct nfs_pgio_data *data); __u64 mds_offset; /* Filelayout dense stripe */ struct nfs_page_array pages; struct nfs_client *ds_clp; /* pNFS data server */ + int ds_idx; /* ds index if ds_clp is set */ }; -struct nfs_write_header { +struct nfs_rw_header { struct nfs_pgio_header header; - struct nfs_write_data rpc_data; - struct nfs_writeverf verf; + struct nfs_pgio_data rpc_data; }; struct nfs_mds_commit_info { @@ -1465,16 +1432,11 @@ struct nfs_rpc_ops { struct nfs_pathconf *); int (*set_capabilities)(struct nfs_server *, struct nfs_fh *); int (*decode_dirent)(struct xdr_stream *, struct nfs_entry *, int); - void (*read_setup) (struct nfs_read_data *, struct rpc_message *); - void (*read_pageio_init)(struct nfs_pageio_descriptor *, struct inode *, - const struct nfs_pgio_completion_ops *); - int (*read_rpc_prepare)(struct rpc_task *, struct nfs_read_data *); - int (*read_done) (struct rpc_task *, struct nfs_read_data *); - void (*write_setup) (struct nfs_write_data *, struct rpc_message *); - void (*write_pageio_init)(struct nfs_pageio_descriptor *, struct inode *, int, - const struct nfs_pgio_completion_ops *); - int (*write_rpc_prepare)(struct rpc_task *, struct nfs_write_data *); - int (*write_done) (struct rpc_task *, struct nfs_write_data *); + int (*pgio_rpc_prepare)(struct rpc_task *, struct nfs_pgio_data *); + void (*read_setup) (struct nfs_pgio_data *, struct rpc_message *); + int (*read_done) (struct rpc_task *, struct nfs_pgio_data *); + void (*write_setup) (struct nfs_pgio_data *, struct rpc_message *); + int (*write_done) (struct rpc_task *, struct nfs_pgio_data *); void (*commit_setup) (struct nfs_commit_data *, struct rpc_message *); void (*commit_rpc_prepare)(struct rpc_task *, struct nfs_commit_data *); int (*commit_done) (struct rpc_task *, struct nfs_commit_data *); diff --git a/include/linux/nfsd/debug.h b/include/linux/nfsd/debug.h deleted file mode 100644 index 19ef8375b57..00000000000 --- a/include/linux/nfsd/debug.h +++ /dev/null @@ -1,19 +0,0 @@ -/* - * linux/include/linux/nfsd/debug.h - * - * Debugging-related stuff for nfsd - * - * Copyright (C) 1995 Olaf Kirch <okir@monad.swb.de> - */ -#ifndef LINUX_NFSD_DEBUG_H -#define LINUX_NFSD_DEBUG_H - -#include <uapi/linux/nfsd/debug.h> - -# undef ifdebug -# ifdef NFSD_DEBUG -# define ifdebug(flag) if (nfsd_debug & NFSDDBG_##flag) -# else -# define ifdebug(flag) if (0) -# endif -#endif /* LINUX_NFSD_DEBUG_H */ diff --git a/include/linux/nfsd/export.h b/include/linux/nfsd/export.h deleted file mode 100644 index 7898c997dfe..00000000000 --- a/include/linux/nfsd/export.h +++ /dev/null @@ -1,110 +0,0 @@ -/* - * include/linux/nfsd/export.h - * - * Public declarations for NFS exports. The definitions for the - * syscall interface are in nfsctl.h - * - * Copyright (C) 1995-1997 Olaf Kirch <okir@monad.swb.de> - */ -#ifndef NFSD_EXPORT_H -#define NFSD_EXPORT_H - -# include <linux/nfsd/nfsfh.h> -#include <uapi/linux/nfsd/export.h> - -/* - * FS Locations - */ - -#define MAX_FS_LOCATIONS 128 - -struct nfsd4_fs_location { - char *hosts; /* colon separated list of hosts */ - char *path; /* slash separated list of path components */ -}; - -struct nfsd4_fs_locations { - uint32_t locations_count; - struct nfsd4_fs_location *locations; -/* If we're not actually serving this data ourselves (only providing a - * list of replicas that do serve it) then we set "migrated": */ - int migrated; -}; - -/* - * We keep an array of pseudoflavors with the export, in order from most - * to least preferred. For the foreseeable future, we don't expect more - * than the eight pseudoflavors null, unix, krb5, krb5i, krb5p, skpm3, - * spkm3i, and spkm3p (and using all 8 at once should be rare). - */ -#define MAX_SECINFO_LIST 8 - -struct exp_flavor_info { - u32 pseudoflavor; - u32 flags; -}; - -struct svc_export { - struct cache_head h; - struct auth_domain * ex_client; - int ex_flags; - struct path ex_path; - kuid_t ex_anon_uid; - kgid_t ex_anon_gid; - int ex_fsid; - unsigned char * ex_uuid; /* 16 byte fsid */ - struct nfsd4_fs_locations ex_fslocs; - int ex_nflavors; - struct exp_flavor_info ex_flavors[MAX_SECINFO_LIST]; - struct cache_detail *cd; -}; - -/* an "export key" (expkey) maps a filehandlefragement to an - * svc_export for a given client. There can be several per export, - * for the different fsid types. - */ -struct svc_expkey { - struct cache_head h; - - struct auth_domain * ek_client; - int ek_fsidtype; - u32 ek_fsid[6]; - - struct path ek_path; -}; - -#define EX_ISSYNC(exp) (!((exp)->ex_flags & NFSEXP_ASYNC)) -#define EX_NOHIDE(exp) ((exp)->ex_flags & NFSEXP_NOHIDE) -#define EX_WGATHER(exp) ((exp)->ex_flags & NFSEXP_GATHERED_WRITES) - -int nfsexp_flags(struct svc_rqst *rqstp, struct svc_export *exp); -__be32 check_nfsd_access(struct svc_export *exp, struct svc_rqst *rqstp); - -/* - * Function declarations - */ -int nfsd_export_init(struct net *); -void nfsd_export_shutdown(struct net *); -void nfsd_export_flush(struct net *); -struct svc_export * rqst_exp_get_by_name(struct svc_rqst *, - struct path *); -struct svc_export * rqst_exp_parent(struct svc_rqst *, - struct path *); -struct svc_export * rqst_find_fsidzero_export(struct svc_rqst *); -int exp_rootfh(struct net *, struct auth_domain *, - char *path, struct knfsd_fh *, int maxsize); -__be32 exp_pseudoroot(struct svc_rqst *, struct svc_fh *); -__be32 nfserrno(int errno); - -static inline void exp_put(struct svc_export *exp) -{ - cache_put(&exp->h, exp->cd); -} - -static inline void exp_get(struct svc_export *exp) -{ - cache_get(&exp->h); -} -struct svc_export * rqst_exp_find(struct svc_rqst *, int, u32 *); - -#endif /* NFSD_EXPORT_H */ diff --git a/include/linux/nfsd/nfsfh.h b/include/linux/nfsd/nfsfh.h deleted file mode 100644 index a93593f1fa4..00000000000 --- a/include/linux/nfsd/nfsfh.h +++ /dev/null @@ -1,63 +0,0 @@ -/* - * include/linux/nfsd/nfsfh.h - * - * This file describes the layout of the file handles as passed - * over the wire. - * - * Earlier versions of knfsd used to sign file handles using keyed MD5 - * or SHA. I've removed this code, because it doesn't give you more - * security than blocking external access to port 2049 on your firewall. - * - * Copyright (C) 1995, 1996, 1997 Olaf Kirch <okir@monad.swb.de> - */ -#ifndef _LINUX_NFSD_FH_H -#define _LINUX_NFSD_FH_H - -# include <linux/sunrpc/svc.h> -#include <uapi/linux/nfsd/nfsfh.h> - -static inline __u32 ino_t_to_u32(ino_t ino) -{ - return (__u32) ino; -} - -static inline ino_t u32_to_ino_t(__u32 uino) -{ - return (ino_t) uino; -} - -/* - * This is the internal representation of an NFS handle used in knfsd. - * pre_mtime/post_version will be used to support wcc_attr's in NFSv3. - */ -typedef struct svc_fh { - struct knfsd_fh fh_handle; /* FH data */ - struct dentry * fh_dentry; /* validated dentry */ - struct svc_export * fh_export; /* export pointer */ - int fh_maxsize; /* max size for fh_handle */ - - unsigned char fh_locked; /* inode locked by us */ - unsigned char fh_want_write; /* remount protection taken */ - -#ifdef CONFIG_NFSD_V3 - unsigned char fh_post_saved; /* post-op attrs saved */ - unsigned char fh_pre_saved; /* pre-op attrs saved */ - - /* Pre-op attributes saved during fh_lock */ - __u64 fh_pre_size; /* size before operation */ - struct timespec fh_pre_mtime; /* mtime before oper */ - struct timespec fh_pre_ctime; /* ctime before oper */ - /* - * pre-op nfsv4 change attr: note must check IS_I_VERSION(inode) - * to find out if it is valid. - */ - u64 fh_pre_change; - - /* Post-op attributes saved in fh_unlock */ - struct kstat fh_post_attr; /* full attrs after operation */ - u64 fh_post_change; /* nfsv4 change; see above */ -#endif /* CONFIG_NFSD_V3 */ - -} svc_fh; - -#endif /* _LINUX_NFSD_FH_H */ diff --git a/include/linux/nfsd/stats.h b/include/linux/nfsd/stats.h deleted file mode 100644 index e75b2544ff1..00000000000 --- a/include/linux/nfsd/stats.h +++ /dev/null @@ -1,45 +0,0 @@ -/* - * linux/include/linux/nfsd/stats.h - * - * Statistics for NFS server. - * - * Copyright (C) 1995, 1996 Olaf Kirch <okir@monad.swb.de> - */ -#ifndef LINUX_NFSD_STATS_H -#define LINUX_NFSD_STATS_H - -#include <uapi/linux/nfsd/stats.h> - - -struct nfsd_stats { - unsigned int rchits; /* repcache hits */ - unsigned int rcmisses; /* repcache hits */ - unsigned int rcnocache; /* uncached reqs */ - unsigned int fh_stale; /* FH stale error */ - unsigned int fh_lookup; /* dentry cached */ - unsigned int fh_anon; /* anon file dentry returned */ - unsigned int fh_nocache_dir; /* filehandle not found in dcache */ - unsigned int fh_nocache_nondir; /* filehandle not found in dcache */ - unsigned int io_read; /* bytes returned to read requests */ - unsigned int io_write; /* bytes passed in write requests */ - unsigned int th_cnt; /* number of available threads */ - unsigned int th_usage[10]; /* number of ticks during which n perdeciles - * of available threads were in use */ - unsigned int th_fullcnt; /* number of times last free thread was used */ - unsigned int ra_size; /* size of ra cache */ - unsigned int ra_depth[11]; /* number of times ra entry was found that deep - * in the cache (10percentiles). [10] = not found */ -#ifdef CONFIG_NFSD_V4 - unsigned int nfs4_opcount[LAST_NFS4_OP + 1]; /* count of individual nfsv4 operations */ -#endif - -}; - - -extern struct nfsd_stats nfsdstats; -extern struct svc_stat nfsd_svcstats; - -void nfsd_stat_init(void); -void nfsd_stat_shutdown(void); - -#endif /* LINUX_NFSD_STATS_H */ diff --git a/include/linux/omap-dma.h b/include/linux/omap-dma.h index c29a6dee6be..88e6ea4a5d3 100644 --- a/include/linux/omap-dma.h +++ b/include/linux/omap-dma.h @@ -1,23 +1,6 @@ -/* - * OMAP DMA Engine support - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ #ifndef __LINUX_OMAP_DMA_H #define __LINUX_OMAP_DMA_H - -struct dma_chan; - -#if defined(CONFIG_DMA_OMAP) || (defined(CONFIG_DMA_OMAP_MODULE) && defined(MODULE)) -bool omap_dma_filter_fn(struct dma_chan *, void *); -#else -static inline bool omap_dma_filter_fn(struct dma_chan *c, void *d) -{ - return false; -} -#endif +#include <linux/omap-dmaengine.h> /* * Legacy OMAP DMA handling defines and functions diff --git a/include/linux/omap-dmaengine.h b/include/linux/omap-dmaengine.h new file mode 100644 index 00000000000..8e6906c72e9 --- /dev/null +++ b/include/linux/omap-dmaengine.h @@ -0,0 +1,21 @@ +/* + * OMAP DMA Engine support + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#ifndef __LINUX_OMAP_DMAENGINE_H +#define __LINUX_OMAP_DMAENGINE_H + +struct dma_chan; + +#if defined(CONFIG_DMA_OMAP) || (defined(CONFIG_DMA_OMAP_MODULE) && defined(MODULE)) +bool omap_dma_filter_fn(struct dma_chan *, void *); +#else +static inline bool omap_dma_filter_fn(struct dma_chan *c, void *d) +{ + return false; +} +#endif +#endif /* __LINUX_OMAP_DMAENGINE_H */ diff --git a/include/linux/percpu-refcount.h b/include/linux/percpu-refcount.h index 0afb48fd449..5d8920e2307 100644 --- a/include/linux/percpu-refcount.h +++ b/include/linux/percpu-refcount.h @@ -121,6 +121,36 @@ static inline void percpu_ref_get(struct percpu_ref *ref) * percpu_ref_tryget - try to increment a percpu refcount * @ref: percpu_ref to try-get * + * Increment a percpu refcount unless its count already reached zero. + * Returns %true on success; %false on failure. + * + * The caller is responsible for ensuring that @ref stays accessible. + */ +static inline bool percpu_ref_tryget(struct percpu_ref *ref) +{ + unsigned __percpu *pcpu_count; + int ret = false; + + rcu_read_lock_sched(); + + pcpu_count = ACCESS_ONCE(ref->pcpu_count); + + if (likely(REF_STATUS(pcpu_count) == PCPU_REF_PTR)) { + this_cpu_inc(*pcpu_count); + ret = true; + } else { + ret = atomic_inc_not_zero(&ref->count); + } + + rcu_read_unlock_sched(); + + return ret; +} + +/** + * percpu_ref_tryget_live - try to increment a live percpu refcount + * @ref: percpu_ref to try-get + * * Increment a percpu refcount unless it has already been killed. Returns * %true on success; %false on failure. * @@ -128,8 +158,10 @@ static inline void percpu_ref_get(struct percpu_ref *ref) * will fail. For such guarantee, percpu_ref_kill_and_confirm() should be * used. After the confirm_kill callback is invoked, it's guaranteed that * no new reference will be given out by percpu_ref_tryget(). + * + * The caller is responsible for ensuring that @ref stays accessible. */ -static inline bool percpu_ref_tryget(struct percpu_ref *ref) +static inline bool percpu_ref_tryget_live(struct percpu_ref *ref) { unsigned __percpu *pcpu_count; int ret = false; diff --git a/include/linux/percpu.h b/include/linux/percpu.h index 495c6543a8f..8419053d0f2 100644 --- a/include/linux/percpu.h +++ b/include/linux/percpu.h @@ -29,7 +29,7 @@ */ #define get_cpu_var(var) (*({ \ preempt_disable(); \ - &__get_cpu_var(var); })) + this_cpu_ptr(&var); })) /* * The weird & is necessary because sparse considers (void)(var) to be diff --git a/include/linux/platform_data/omap4-keypad.h b/include/linux/platform_data/omap4-keypad.h deleted file mode 100644 index 4eef5fb05a1..00000000000 --- a/include/linux/platform_data/omap4-keypad.h +++ /dev/null @@ -1,13 +0,0 @@ -#ifndef __LINUX_INPUT_OMAP4_KEYPAD_H -#define __LINUX_INPUT_OMAP4_KEYPAD_H - -#include <linux/input/matrix_keypad.h> - -struct omap4_keypad_platform_data { - const struct matrix_keymap_data *keymap_data; - - u8 rows; - u8 cols; -}; - -#endif /* __LINUX_INPUT_OMAP4_KEYPAD_H */ diff --git a/include/linux/security.h b/include/linux/security.h index 6478ce3252c..9c6b9722ff4 100644 --- a/include/linux/security.h +++ b/include/linux/security.h @@ -1708,7 +1708,7 @@ struct security_operations { void (*key_free) (struct key *key); int (*key_permission) (key_ref_t key_ref, const struct cred *cred, - key_perm_t perm); + unsigned perm); int (*key_getsecurity)(struct key *key, char **_buffer); #endif /* CONFIG_KEYS */ @@ -3034,7 +3034,7 @@ static inline int security_path_chroot(struct path *path) int security_key_alloc(struct key *key, const struct cred *cred, unsigned long flags); void security_key_free(struct key *key); int security_key_permission(key_ref_t key_ref, - const struct cred *cred, key_perm_t perm); + const struct cred *cred, unsigned perm); int security_key_getsecurity(struct key *key, char **_buffer); #else @@ -3052,7 +3052,7 @@ static inline void security_key_free(struct key *key) static inline int security_key_permission(key_ref_t key_ref, const struct cred *cred, - key_perm_t perm) + unsigned perm) { return 0; } diff --git a/include/linux/shdma-base.h b/include/linux/shdma-base.h index f92c0a43c54..abdf1f229dc 100644 --- a/include/linux/shdma-base.h +++ b/include/linux/shdma-base.h @@ -54,6 +54,7 @@ struct shdma_desc { dma_cookie_t cookie; int chunks; int mark; + bool cyclic; /* used as cyclic transfer */ }; struct shdma_chan { diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h index 04e76322124..1bc7cd05b22 100644 --- a/include/linux/sunrpc/svc.h +++ b/include/linux/sunrpc/svc.h @@ -244,6 +244,7 @@ struct svc_rqst { struct page * rq_pages[RPCSVC_MAXPAGES]; struct page * *rq_respages; /* points into rq_pages */ struct page * *rq_next_page; /* next reply page to use */ + struct page * *rq_page_end; /* one past the last page */ struct kvec rq_vec[RPCSVC_MAXPAGES]; /* generally useful.. */ @@ -254,11 +255,15 @@ struct svc_rqst { u32 rq_prot; /* IP protocol */ unsigned short rq_secure : 1; /* secure port */ + unsigned short rq_local : 1; /* local request */ void * rq_argp; /* decoded arguments */ void * rq_resp; /* xdr'd results */ void * rq_auth_data; /* flavor-specific data */ - + int rq_auth_slack; /* extra space xdr code + * should leave in head + * for krb5i, krb5p. + */ int rq_reserved; /* space on socket outq * reserved for this request */ @@ -454,11 +459,7 @@ char * svc_print_addr(struct svc_rqst *, char *, size_t); */ static inline void svc_reserve_auth(struct svc_rqst *rqstp, int space) { - int added_space = 0; - - if (rqstp->rq_authop->flavour) - added_space = RPC_MAX_AUTH_SIZE; - svc_reserve(rqstp, space + added_space); + svc_reserve(rqstp, space + rqstp->rq_auth_slack); } #endif /* SUNRPC_SVC_H */ diff --git a/include/linux/sunrpc/svc_rdma.h b/include/linux/sunrpc/svc_rdma.h index 0b8e3e6bdac..5cf99a01636 100644 --- a/include/linux/sunrpc/svc_rdma.h +++ b/include/linux/sunrpc/svc_rdma.h @@ -115,14 +115,13 @@ struct svc_rdma_fastreg_mr { struct list_head frmr_list; }; struct svc_rdma_req_map { - struct svc_rdma_fastreg_mr *frmr; unsigned long count; union { struct kvec sge[RPCSVC_MAXPAGES]; struct svc_rdma_chunk_sge ch[RPCSVC_MAXPAGES]; + unsigned long lkey[RPCSVC_MAXPAGES]; }; }; -#define RDMACTXT_F_FAST_UNREG 1 #define RDMACTXT_F_LAST_CTXT 2 #define SVCRDMA_DEVCAP_FAST_REG 1 /* fast mr registration */ diff --git a/include/linux/sunrpc/svc_xprt.h b/include/linux/sunrpc/svc_xprt.h index b05963f09eb..7235040a19b 100644 --- a/include/linux/sunrpc/svc_xprt.h +++ b/include/linux/sunrpc/svc_xprt.h @@ -24,6 +24,7 @@ struct svc_xprt_ops { void (*xpo_release_rqst)(struct svc_rqst *); void (*xpo_detach)(struct svc_xprt *); void (*xpo_free)(struct svc_xprt *); + int (*xpo_secure_port)(struct svc_rqst *); }; struct svc_xprt_class { @@ -63,6 +64,7 @@ struct svc_xprt { #define XPT_DETACHED 10 /* detached from tempsocks list */ #define XPT_LISTENER 11 /* listening endpoint */ #define XPT_CACHE_AUTH 12 /* cache auth info */ +#define XPT_LOCAL 13 /* connection from loopback interface */ struct svc_serv *xpt_server; /* service for transport */ atomic_t xpt_reserved; /* space on outq that is rsvd */ diff --git a/include/linux/sunrpc/xdr.h b/include/linux/sunrpc/xdr.h index 15f9204ee70..70c6b92e15a 100644 --- a/include/linux/sunrpc/xdr.h +++ b/include/linux/sunrpc/xdr.h @@ -215,6 +215,9 @@ typedef int (*kxdrdproc_t)(void *rqstp, struct xdr_stream *xdr, void *obj); extern void xdr_init_encode(struct xdr_stream *xdr, struct xdr_buf *buf, __be32 *p); extern __be32 *xdr_reserve_space(struct xdr_stream *xdr, size_t nbytes); +extern void xdr_commit_encode(struct xdr_stream *xdr); +extern void xdr_truncate_encode(struct xdr_stream *xdr, size_t len); +extern int xdr_restrict_buflen(struct xdr_stream *xdr, int newbuflen); extern void xdr_write_pages(struct xdr_stream *xdr, struct page **pages, unsigned int base, unsigned int len); extern unsigned int xdr_stream_pos(const struct xdr_stream *xdr); diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h index 3876f0f1dfd..fcbfe878324 100644 --- a/include/linux/sunrpc/xprt.h +++ b/include/linux/sunrpc/xprt.h @@ -24,6 +24,12 @@ #define RPC_MAX_SLOT_TABLE_LIMIT (65536U) #define RPC_MAX_SLOT_TABLE RPC_MAX_SLOT_TABLE_LIMIT +#define RPC_CWNDSHIFT (8U) +#define RPC_CWNDSCALE (1U << RPC_CWNDSHIFT) +#define RPC_INITCWND RPC_CWNDSCALE +#define RPC_MAXCWND(xprt) ((xprt)->max_reqs << RPC_CWNDSHIFT) +#define RPCXPRT_CONGESTED(xprt) ((xprt)->cong >= (xprt)->cwnd) + /* * This describes a timeout strategy */ diff --git a/include/linux/trace_seq.h b/include/linux/trace_seq.h index a32d86ec8bf..136116924d8 100644 --- a/include/linux/trace_seq.h +++ b/include/linux/trace_seq.h @@ -46,6 +46,9 @@ extern int trace_seq_putmem_hex(struct trace_seq *s, const void *mem, extern void *trace_seq_reserve(struct trace_seq *s, size_t len); extern int trace_seq_path(struct trace_seq *s, const struct path *path); +extern int trace_seq_bitmask(struct trace_seq *s, const unsigned long *maskp, + int nmaskbits); + #else /* CONFIG_TRACING */ static inline int trace_seq_printf(struct trace_seq *s, const char *fmt, ...) { @@ -57,6 +60,13 @@ trace_seq_bprintf(struct trace_seq *s, const char *fmt, const u32 *binary) return 0; } +static inline int +trace_seq_bitmask(struct trace_seq *s, const unsigned long *maskp, + int nmaskbits) +{ + return 0; +} + static inline int trace_print_seq(struct seq_file *m, struct trace_seq *s) { return 0; diff --git a/include/linux/tracepoint.h b/include/linux/tracepoint.h index 9d30ee469c2..2e2a5f7717e 100644 --- a/include/linux/tracepoint.h +++ b/include/linux/tracepoint.h @@ -185,6 +185,11 @@ extern void syscall_unregfunc(void); static inline void \ check_trace_callback_type_##name(void (*cb)(data_proto)) \ { \ + } \ + static inline bool \ + trace_##name##_enabled(void) \ + { \ + return static_key_false(&__tracepoint_##name.key); \ } /* @@ -230,6 +235,11 @@ extern void syscall_unregfunc(void); } \ static inline void check_trace_callback_type_##name(void (*cb)(data_proto)) \ { \ + } \ + static inline bool \ + trace_##name##_enabled(void) \ + { \ + return false; \ } #define DEFINE_TRACE_FN(name, reg, unreg) diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h index 1b22c42e9c2..a0cc2e95ed1 100644 --- a/include/linux/workqueue.h +++ b/include/linux/workqueue.h @@ -56,9 +56,8 @@ enum { WORK_NR_COLORS = (1 << WORK_STRUCT_COLOR_BITS) - 1, WORK_NO_COLOR = WORK_NR_COLORS, - /* special cpu IDs */ + /* not bound to any CPU, prefer the local CPU */ WORK_CPU_UNBOUND = NR_CPUS, - WORK_CPU_END = NR_CPUS + 1, /* * Reserve 7 bits off of pwq pointer w/ debugobjects turned off. @@ -274,13 +273,6 @@ static inline unsigned int work_static(struct work_struct *work) { return 0; } #define delayed_work_pending(w) \ work_pending(&(w)->work) -/** - * work_clear_pending - for internal use only, mark a work item as not pending - * @work: The work item in question - */ -#define work_clear_pending(work) \ - clear_bit(WORK_STRUCT_PENDING_BIT, work_data_bits(work)) - /* * Workqueue flags and constants. For details, please refer to * Documentation/workqueue.txt. @@ -340,6 +332,9 @@ enum { * short queue flush time. Don't queue works which can run for too * long. * + * system_highpri_wq is similar to system_wq but for work items which + * require WQ_HIGHPRI. + * * system_long_wq is similar to system_wq but may host long running * works. Queue flushing might take relatively long. * @@ -358,26 +353,13 @@ enum { * 'wq_power_efficient' is disabled. See WQ_POWER_EFFICIENT for more info. */ extern struct workqueue_struct *system_wq; +extern struct workqueue_struct *system_highpri_wq; extern struct workqueue_struct *system_long_wq; extern struct workqueue_struct *system_unbound_wq; extern struct workqueue_struct *system_freezable_wq; extern struct workqueue_struct *system_power_efficient_wq; extern struct workqueue_struct *system_freezable_power_efficient_wq; -static inline struct workqueue_struct * __deprecated __system_nrt_wq(void) -{ - return system_wq; -} - -static inline struct workqueue_struct * __deprecated __system_nrt_freezable_wq(void) -{ - return system_freezable_wq; -} - -/* equivlalent to system_wq and system_freezable_wq, deprecated */ -#define system_nrt_wq __system_nrt_wq() -#define system_nrt_freezable_wq __system_nrt_freezable_wq() - extern struct workqueue_struct * __alloc_workqueue_key(const char *fmt, unsigned int flags, int max_active, struct lock_class_key *key, const char *lock_name, ...) __printf(1, 6); @@ -587,18 +569,6 @@ static inline bool keventd_up(void) return system_wq != NULL; } -/* used to be different but now identical to flush_work(), deprecated */ -static inline bool __deprecated flush_work_sync(struct work_struct *work) -{ - return flush_work(work); -} - -/* used to be different but now identical to flush_delayed_work(), deprecated */ -static inline bool __deprecated flush_delayed_work_sync(struct delayed_work *dwork) -{ - return flush_delayed_work(dwork); -} - #ifndef CONFIG_SMP static inline long work_on_cpu(int cpu, long (*fn)(void *), void *arg) { diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index acd82518297..7ccef342f72 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -80,8 +80,8 @@ enum rdma_transport_type { RDMA_TRANSPORT_USNIC_UDP }; -enum rdma_transport_type -rdma_node_get_transport(enum rdma_node_type node_type) __attribute_const__; +__attribute_const__ enum rdma_transport_type +rdma_node_get_transport(enum rdma_node_type node_type); enum rdma_link_layer { IB_LINK_LAYER_UNSPECIFIED, @@ -466,14 +466,14 @@ enum ib_rate { * converted to 2, since 5 Gbit/sec is 2 * 2.5 Gbit/sec. * @rate: rate to convert. */ -int ib_rate_to_mult(enum ib_rate rate) __attribute_const__; +__attribute_const__ int ib_rate_to_mult(enum ib_rate rate); /** * ib_rate_to_mbps - Convert the IB rate enum to Mbps. * For example, IB_RATE_2_5_GBPS will be converted to 2500. * @rate: rate to convert. */ -int ib_rate_to_mbps(enum ib_rate rate) __attribute_const__; +__attribute_const__ int ib_rate_to_mbps(enum ib_rate rate); enum ib_mr_create_flags { IB_MR_SIGNATURE_EN = 1, @@ -604,7 +604,7 @@ struct ib_mr_status { * enum. * @mult: multiple to convert. */ -enum ib_rate mult_to_ib_rate(int mult) __attribute_const__; +__attribute_const__ enum ib_rate mult_to_ib_rate(int mult); struct ib_ah_attr { struct ib_global_route grh; @@ -783,6 +783,7 @@ enum ib_qp_create_flags { IB_QP_CREATE_BLOCK_MULTICAST_LOOPBACK = 1 << 1, IB_QP_CREATE_NETIF_QP = 1 << 5, IB_QP_CREATE_SIGNATURE_EN = 1 << 6, + IB_QP_CREATE_USE_GFP_NOIO = 1 << 7, /* reserve bits 26-31 for low level drivers' internal use */ IB_QP_CREATE_RESERVED_START = 1 << 26, IB_QP_CREATE_RESERVED_END = 1 << 31, diff --git a/include/rdma/iw_portmap.h b/include/rdma/iw_portmap.h new file mode 100644 index 00000000000..928b2775e99 --- /dev/null +++ b/include/rdma/iw_portmap.h @@ -0,0 +1,199 @@ +/* + * Copyright (c) 2014 Intel Corporation. All rights reserved. + * Copyright (c) 2014 Chelsio, Inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ +#ifndef _IW_PORTMAP_H +#define _IW_PORTMAP_H + +#define IWPM_ULIBNAME_SIZE 32 +#define IWPM_DEVNAME_SIZE 32 +#define IWPM_IFNAME_SIZE 16 +#define IWPM_IPADDR_SIZE 16 + +enum { + IWPM_INVALID_NLMSG_ERR = 10, + IWPM_CREATE_MAPPING_ERR, + IWPM_DUPLICATE_MAPPING_ERR, + IWPM_UNKNOWN_MAPPING_ERR, + IWPM_CLIENT_DEV_INFO_ERR, + IWPM_USER_LIB_INFO_ERR, + IWPM_REMOTE_QUERY_REJECT +}; + +struct iwpm_dev_data { + char dev_name[IWPM_DEVNAME_SIZE]; + char if_name[IWPM_IFNAME_SIZE]; +}; + +struct iwpm_sa_data { + struct sockaddr_storage loc_addr; + struct sockaddr_storage mapped_loc_addr; + struct sockaddr_storage rem_addr; + struct sockaddr_storage mapped_rem_addr; +}; + +/** + * iwpm_init - Allocate resources for the iwarp port mapper + * + * Should be called when network interface goes up. + */ +int iwpm_init(u8); + +/** + * iwpm_exit - Deallocate resources for the iwarp port mapper + * + * Should be called when network interface goes down. + */ +int iwpm_exit(u8); + +/** + * iwpm_valid_pid - Check if the userspace iwarp port mapper pid is valid + * + * Returns true if the pid is greater than zero, otherwise returns false + */ +int iwpm_valid_pid(void); + +/** + * iwpm_register_pid - Send a netlink query to userspace + * to get the iwarp port mapper pid + * @pm_msg: Contains driver info to send to the userspace port mapper + * @nl_client: The index of the netlink client + */ +int iwpm_register_pid(struct iwpm_dev_data *pm_msg, u8 nl_client); + +/** + * iwpm_add_mapping - Send a netlink add mapping request to + * the userspace port mapper + * @pm_msg: Contains the local ip/tcp address info to send + * @nl_client: The index of the netlink client + * + * If the request is successful, the pm_msg stores + * the port mapper response (mapped address info) + */ +int iwpm_add_mapping(struct iwpm_sa_data *pm_msg, u8 nl_client); + +/** + * iwpm_add_and_query_mapping - Send a netlink add and query mapping request + * to the userspace port mapper + * @pm_msg: Contains the local and remote ip/tcp address info to send + * @nl_client: The index of the netlink client + * + * If the request is successful, the pm_msg stores the + * port mapper response (mapped local and remote address info) + */ +int iwpm_add_and_query_mapping(struct iwpm_sa_data *pm_msg, u8 nl_client); + +/** + * iwpm_remove_mapping - Send a netlink remove mapping request + * to the userspace port mapper + * + * @local_addr: Local ip/tcp address to remove + * @nl_client: The index of the netlink client + */ +int iwpm_remove_mapping(struct sockaddr_storage *local_addr, u8 nl_client); + +/** + * iwpm_register_pid_cb - Process the port mapper response to + * iwpm_register_pid query + * @skb: + * @cb: Contains the received message (payload and netlink header) + * + * If successful, the function receives the userspace port mapper pid + * which is used in future communication with the port mapper + */ +int iwpm_register_pid_cb(struct sk_buff *, struct netlink_callback *); + +/** + * iwpm_add_mapping_cb - Process the port mapper response to + * iwpm_add_mapping request + * @skb: + * @cb: Contains the received message (payload and netlink header) + */ +int iwpm_add_mapping_cb(struct sk_buff *, struct netlink_callback *); + +/** + * iwpm_add_and_query_mapping_cb - Process the port mapper response to + * iwpm_add_and_query_mapping request + * @skb: + * @cb: Contains the received message (payload and netlink header) + */ +int iwpm_add_and_query_mapping_cb(struct sk_buff *, struct netlink_callback *); + +/** + * iwpm_mapping_error_cb - Process port mapper notification for error + * + * @skb: + * @cb: Contains the received message (payload and netlink header) + */ +int iwpm_mapping_error_cb(struct sk_buff *, struct netlink_callback *); + +/** + * iwpm_mapping_info_cb - Process a notification that the userspace + * port mapper daemon is started + * @skb: + * @cb: Contains the received message (payload and netlink header) + * + * Using the received port mapper pid, send all the local mapping + * info records to the userspace port mapper + */ +int iwpm_mapping_info_cb(struct sk_buff *, struct netlink_callback *); + +/** + * iwpm_ack_mapping_info_cb - Process the port mapper ack for + * the provided local mapping info records + * @skb: + * @cb: Contains the received message (payload and netlink header) + */ +int iwpm_ack_mapping_info_cb(struct sk_buff *, struct netlink_callback *); + +/** + * iwpm_create_mapinfo - Store local and mapped IPv4/IPv6 address + * info in a hash table + * @local_addr: Local ip/tcp address + * @mapped_addr: Mapped local ip/tcp address + * @nl_client: The index of the netlink client + */ +int iwpm_create_mapinfo(struct sockaddr_storage *local_addr, + struct sockaddr_storage *mapped_addr, u8 nl_client); + +/** + * iwpm_remove_mapinfo - Remove local and mapped IPv4/IPv6 address + * info from the hash table + * @local_addr: Local ip/tcp address + * @mapped_addr: Mapped local ip/tcp address + * + * Returns err code if mapping info is not found in the hash table, + * otherwise returns 0 + */ +int iwpm_remove_mapinfo(struct sockaddr_storage *local_addr, + struct sockaddr_storage *mapped_addr); + +#endif /* _IW_PORTMAP_H */ diff --git a/include/rdma/rdma_netlink.h b/include/rdma/rdma_netlink.h index e38de79eeb4..0790882e0c9 100644 --- a/include/rdma/rdma_netlink.h +++ b/include/rdma/rdma_netlink.h @@ -43,7 +43,7 @@ int ibnl_remove_client(int index); * Returns the allocated buffer on success and NULL on failure. */ void *ibnl_put_msg(struct sk_buff *skb, struct nlmsghdr **nlh, int seq, - int len, int client, int op); + int len, int client, int op, int flags); /** * Put a new attribute in a supplied skb. * @skb: The netlink skb. @@ -56,4 +56,25 @@ void *ibnl_put_msg(struct sk_buff *skb, struct nlmsghdr **nlh, int seq, int ibnl_put_attr(struct sk_buff *skb, struct nlmsghdr *nlh, int len, void *data, int type); +/** + * Send the supplied skb to a specific userspace PID. + * @skb: The netlink skb + * @nlh: Header of the netlink message to send + * @pid: Userspace netlink process ID + * Returns 0 on success or a negative error code. + */ +int ibnl_unicast(struct sk_buff *skb, struct nlmsghdr *nlh, + __u32 pid); + +/** + * Send the supplied skb to a netlink group. + * @skb: The netlink skb + * @nlh: Header of the netlink message to send + * @group: Netlink group ID + * @flags: allocation flags + * Returns 0 on success or a negative error code. + */ +int ibnl_multicast(struct sk_buff *skb, struct nlmsghdr *nlh, + unsigned int group, gfp_t flags); + #endif /* _RDMA_NETLINK_H */ diff --git a/include/scsi/osd_protocol.h b/include/scsi/osd_protocol.h index 25ac6283b9c..a2594afe05c 100644 --- a/include/scsi/osd_protocol.h +++ b/include/scsi/osd_protocol.h @@ -263,16 +263,16 @@ static inline struct osd_cdb_head *osd_cdb_head(struct osd_cdb *ocdb) * Ex name = FORMAT_OSD we have OSD_ACT_FORMAT_OSD && OSDv1_ACT_FORMAT_OSD */ #define OSD_ACT___(Name, Num) \ - OSD_ACT_##Name = __constant_cpu_to_be16(0x8880 + Num), \ - OSDv1_ACT_##Name = __constant_cpu_to_be16(0x8800 + Num), + OSD_ACT_##Name = cpu_to_be16(0x8880 + Num), \ + OSDv1_ACT_##Name = cpu_to_be16(0x8800 + Num), /* V2 only actions */ #define OSD_ACT_V2(Name, Num) \ - OSD_ACT_##Name = __constant_cpu_to_be16(0x8880 + Num), + OSD_ACT_##Name = cpu_to_be16(0x8880 + Num), #define OSD_ACT_V1_V2(Name, Num1, Num2) \ - OSD_ACT_##Name = __constant_cpu_to_be16(Num2), \ - OSDv1_ACT_##Name = __constant_cpu_to_be16(Num1), + OSD_ACT_##Name = cpu_to_be16(Num2), \ + OSDv1_ACT_##Name = cpu_to_be16(Num1), enum osd_service_actions { OSD_ACT_V2(OBJECT_STRUCTURE_CHECK, 0x00) diff --git a/include/scsi/scsi_cmnd.h b/include/scsi/scsi_cmnd.h index dd7c998221b..e016e2ac38d 100644 --- a/include/scsi/scsi_cmnd.h +++ b/include/scsi/scsi_cmnd.h @@ -133,6 +133,15 @@ struct scsi_cmnd { unsigned char tag; /* SCSI-II queued command tag */ }; +/* + * Return the driver private allocation behind the command. + * Only works if cmd_size is set in the host template. + */ +static inline void *scsi_cmd_priv(struct scsi_cmnd *cmd) +{ + return cmd + 1; +} + /* make sure not to use it with REQ_TYPE_BLOCK_PC commands */ static inline struct scsi_driver *scsi_cmd_to_driver(struct scsi_cmnd *cmd) { diff --git a/include/scsi/scsi_driver.h b/include/scsi/scsi_driver.h index 20fdfc2526a..36c4114ed9b 100644 --- a/include/scsi/scsi_driver.h +++ b/include/scsi/scsi_driver.h @@ -4,17 +4,17 @@ #include <linux/device.h> struct module; +struct request; struct scsi_cmnd; struct scsi_device; -struct request; -struct request_queue; - struct scsi_driver { struct module *owner; struct device_driver gendrv; void (*rescan)(struct device *); + int (*init_command)(struct scsi_cmnd *); + void (*uninit_command)(struct scsi_cmnd *); int (*done)(struct scsi_cmnd *); int (*eh_action)(struct scsi_cmnd *, int); }; @@ -31,8 +31,5 @@ extern int scsi_register_interface(struct class_interface *); int scsi_setup_blk_pc_cmnd(struct scsi_device *sdev, struct request *req); int scsi_setup_fs_cmnd(struct scsi_device *sdev, struct request *req); -int scsi_prep_state_check(struct scsi_device *sdev, struct request *req); -int scsi_prep_return(struct request_queue *q, struct request *req, int ret); -int scsi_prep_fn(struct request_queue *, struct request *); #endif /* _SCSI_SCSI_DRIVER_H */ diff --git a/include/trace/events/f2fs.h b/include/trace/events/f2fs.h index 67f38faac58..b983990b4a9 100644 --- a/include/trace/events/f2fs.h +++ b/include/trace/events/f2fs.h @@ -659,6 +659,66 @@ DEFINE_EVENT_CONDITION(f2fs__submit_bio, f2fs_submit_read_bio, TP_CONDITION(bio) ); +TRACE_EVENT(f2fs_write_begin, + + TP_PROTO(struct inode *inode, loff_t pos, unsigned int len, + unsigned int flags), + + TP_ARGS(inode, pos, len, flags), + + TP_STRUCT__entry( + __field(dev_t, dev) + __field(ino_t, ino) + __field(loff_t, pos) + __field(unsigned int, len) + __field(unsigned int, flags) + ), + + TP_fast_assign( + __entry->dev = inode->i_sb->s_dev; + __entry->ino = inode->i_ino; + __entry->pos = pos; + __entry->len = len; + __entry->flags = flags; + ), + + TP_printk("dev = (%d,%d), ino = %lu, pos = %llu, len = %u, flags = %u", + show_dev_ino(__entry), + (unsigned long long)__entry->pos, + __entry->len, + __entry->flags) +); + +TRACE_EVENT(f2fs_write_end, + + TP_PROTO(struct inode *inode, loff_t pos, unsigned int len, + unsigned int copied), + + TP_ARGS(inode, pos, len, copied), + + TP_STRUCT__entry( + __field(dev_t, dev) + __field(ino_t, ino) + __field(loff_t, pos) + __field(unsigned int, len) + __field(unsigned int, copied) + ), + + TP_fast_assign( + __entry->dev = inode->i_sb->s_dev; + __entry->ino = inode->i_ino; + __entry->pos = pos; + __entry->len = len; + __entry->copied = copied; + ), + + TP_printk("dev = (%d,%d), ino = %lu, pos = %llu, len = %u, copied = %u", + show_dev_ino(__entry), + (unsigned long long)__entry->pos, + __entry->len, + __entry->copied) +); + DECLARE_EVENT_CLASS(f2fs__page, TP_PROTO(struct page *page, int type), @@ -672,6 +732,7 @@ DECLARE_EVENT_CLASS(f2fs__page, __field(int, dir) __field(pgoff_t, index) __field(int, dirty) + __field(int, uptodate) ), TP_fast_assign( @@ -681,14 +742,31 @@ DECLARE_EVENT_CLASS(f2fs__page, __entry->dir = S_ISDIR(page->mapping->host->i_mode); __entry->index = page->index; __entry->dirty = PageDirty(page); + __entry->uptodate = PageUptodate(page); ), - TP_printk("dev = (%d,%d), ino = %lu, %s, %s, index = %lu, dirty = %d", + TP_printk("dev = (%d,%d), ino = %lu, %s, %s, index = %lu, " + "dirty = %d, uptodate = %d", show_dev_ino(__entry), show_block_type(__entry->type), show_file_type(__entry->dir), (unsigned long)__entry->index, - __entry->dirty) + __entry->dirty, + __entry->uptodate) +); + +DEFINE_EVENT(f2fs__page, f2fs_writepage, + + TP_PROTO(struct page *page, int type), + + TP_ARGS(page, type) +); + +DEFINE_EVENT(f2fs__page, f2fs_readpage, + + TP_PROTO(struct page *page, int type), + + TP_ARGS(page, type) ); DEFINE_EVENT(f2fs__page, f2fs_set_page_dirty, @@ -705,6 +783,70 @@ DEFINE_EVENT(f2fs__page, f2fs_vm_page_mkwrite, TP_ARGS(page, type) ); +TRACE_EVENT(f2fs_writepages, + + TP_PROTO(struct inode *inode, struct writeback_control *wbc, int type), + + TP_ARGS(inode, wbc, type), + + TP_STRUCT__entry( + __field(dev_t, dev) + __field(ino_t, ino) + __field(int, type) + __field(int, dir) + __field(long, nr_to_write) + __field(long, pages_skipped) + __field(loff_t, range_start) + __field(loff_t, range_end) + __field(pgoff_t, writeback_index) + __field(int, sync_mode) + __field(char, for_kupdate) + __field(char, for_background) + __field(char, tagged_writepages) + __field(char, for_reclaim) + __field(char, range_cyclic) + __field(char, for_sync) + ), + + TP_fast_assign( + __entry->dev = inode->i_sb->s_dev; + __entry->ino = inode->i_ino; + __entry->type = type; + __entry->dir = S_ISDIR(inode->i_mode); + __entry->nr_to_write = wbc->nr_to_write; + __entry->pages_skipped = wbc->pages_skipped; + __entry->range_start = wbc->range_start; + __entry->range_end = wbc->range_end; + __entry->writeback_index = inode->i_mapping->writeback_index; + __entry->sync_mode = wbc->sync_mode; + __entry->for_kupdate = wbc->for_kupdate; + __entry->for_background = wbc->for_background; + __entry->tagged_writepages = wbc->tagged_writepages; + __entry->for_reclaim = wbc->for_reclaim; + __entry->range_cyclic = wbc->range_cyclic; + __entry->for_sync = wbc->for_sync; + ), + + TP_printk("dev = (%d,%d), ino = %lu, %s, %s, nr_to_write %ld, " + "skipped %ld, start %lld, end %lld, wb_idx %lu, sync_mode %d, " + "kupdate %u background %u tagged %u reclaim %u cyclic %u sync %u", + show_dev_ino(__entry), + show_block_type(__entry->type), + show_file_type(__entry->dir), + __entry->nr_to_write, + __entry->pages_skipped, + __entry->range_start, + __entry->range_end, + (unsigned long)__entry->writeback_index, + __entry->sync_mode, + __entry->for_kupdate, + __entry->for_background, + __entry->tagged_writepages, + __entry->for_reclaim, + __entry->range_cyclic, + __entry->for_sync) +); + TRACE_EVENT(f2fs_submit_page_mbio, TP_PROTO(struct page *page, int rw, int type, block_t blk_addr), diff --git a/include/trace/ftrace.h b/include/trace/ftrace.h index 0a1a4f7caf0..0fd06fef9fa 100644 --- a/include/trace/ftrace.h +++ b/include/trace/ftrace.h @@ -53,6 +53,9 @@ #undef __string #define __string(item, src) __dynamic_array(char, item, -1) +#undef __bitmask +#define __bitmask(item, nr_bits) __dynamic_array(char, item, -1) + #undef TP_STRUCT__entry #define TP_STRUCT__entry(args...) args @@ -128,6 +131,9 @@ #undef __string #define __string(item, src) __dynamic_array(char, item, -1) +#undef __bitmask +#define __bitmask(item, nr_bits) __dynamic_array(unsigned long, item, -1) + #undef DECLARE_EVENT_CLASS #define DECLARE_EVENT_CLASS(call, proto, args, tstruct, assign, print) \ struct ftrace_data_offsets_##call { \ @@ -197,9 +203,22 @@ #define __get_dynamic_array(field) \ ((void *)__entry + (__entry->__data_loc_##field & 0xffff)) +#undef __get_dynamic_array_len +#define __get_dynamic_array_len(field) \ + ((__entry->__data_loc_##field >> 16) & 0xffff) + #undef __get_str #define __get_str(field) (char *)__get_dynamic_array(field) +#undef __get_bitmask +#define __get_bitmask(field) \ + ({ \ + void *__bitmask = __get_dynamic_array(field); \ + unsigned int __bitmask_size; \ + __bitmask_size = __get_dynamic_array_len(field); \ + ftrace_print_bitmask_seq(p, __bitmask, __bitmask_size); \ + }) + #undef __print_flags #define __print_flags(flag, delim, flag_array...) \ ({ \ @@ -322,6 +341,9 @@ static struct trace_event_functions ftrace_event_type_funcs_##call = { \ #undef __string #define __string(item, src) __dynamic_array(char, item, -1) +#undef __bitmask +#define __bitmask(item, nr_bits) __dynamic_array(unsigned long, item, -1) + #undef DECLARE_EVENT_CLASS #define DECLARE_EVENT_CLASS(call, proto, args, tstruct, func, print) \ static int notrace __init \ @@ -372,6 +394,29 @@ ftrace_define_fields_##call(struct ftrace_event_call *event_call) \ #define __string(item, src) __dynamic_array(char, item, \ strlen((src) ? (const char *)(src) : "(null)") + 1) +/* + * __bitmask_size_in_bytes_raw is the number of bytes needed to hold + * num_possible_cpus(). + */ +#define __bitmask_size_in_bytes_raw(nr_bits) \ + (((nr_bits) + 7) / 8) + +#define __bitmask_size_in_longs(nr_bits) \ + ((__bitmask_size_in_bytes_raw(nr_bits) + \ + ((BITS_PER_LONG / 8) - 1)) / (BITS_PER_LONG / 8)) + +/* + * __bitmask_size_in_bytes is the number of bytes needed to hold + * num_possible_cpus() padded out to the nearest long. This is what + * is saved in the buffer, just to be consistent. + */ +#define __bitmask_size_in_bytes(nr_bits) \ + (__bitmask_size_in_longs(nr_bits) * (BITS_PER_LONG / 8)) + +#undef __bitmask +#define __bitmask(item, nr_bits) __dynamic_array(unsigned long, item, \ + __bitmask_size_in_longs(nr_bits)) + #undef DECLARE_EVENT_CLASS #define DECLARE_EVENT_CLASS(call, proto, args, tstruct, assign, print) \ static inline notrace int ftrace_get_offsets_##call( \ @@ -513,12 +558,22 @@ static inline notrace int ftrace_get_offsets_##call( \ __entry->__data_loc_##item = __data_offsets.item; #undef __string -#define __string(item, src) __dynamic_array(char, item, -1) \ +#define __string(item, src) __dynamic_array(char, item, -1) #undef __assign_str #define __assign_str(dst, src) \ strcpy(__get_str(dst), (src) ? (const char *)(src) : "(null)"); +#undef __bitmask +#define __bitmask(item, nr_bits) __dynamic_array(unsigned long, item, -1) + +#undef __get_bitmask +#define __get_bitmask(field) (char *)__get_dynamic_array(field) + +#undef __assign_bitmask +#define __assign_bitmask(dst, src, nr_bits) \ + memcpy(__get_bitmask(dst), (src), __bitmask_size_in_bytes(nr_bits)) + #undef TP_fast_assign #define TP_fast_assign(args...) args @@ -585,7 +640,9 @@ static inline void ftrace_test_probe_##call(void) \ #undef __print_symbolic #undef __print_hex #undef __get_dynamic_array +#undef __get_dynamic_array_len #undef __get_str +#undef __get_bitmask #undef TP_printk #define TP_printk(fmt, args...) "\"" fmt "\", " __stringify(args) @@ -648,9 +705,16 @@ __attribute__((section("_ftrace_events"))) *__event_##call = &event_##call #define __get_dynamic_array(field) \ ((void *)__entry + (__entry->__data_loc_##field & 0xffff)) +#undef __get_dynamic_array_len +#define __get_dynamic_array_len(field) \ + ((__entry->__data_loc_##field >> 16) & 0xffff) + #undef __get_str #define __get_str(field) (char *)__get_dynamic_array(field) +#undef __get_bitmask +#define __get_bitmask(field) (char *)__get_dynamic_array(field) + #undef __perf_addr #define __perf_addr(a) (__addr = (a)) diff --git a/include/uapi/linux/kvm_para.h b/include/uapi/linux/kvm_para.h index 2841f86eae0..bf6cd7d5cac 100644 --- a/include/uapi/linux/kvm_para.h +++ b/include/uapi/linux/kvm_para.h @@ -20,6 +20,9 @@ #define KVM_HC_FEATURES 3 #define KVM_HC_PPC_MAP_MAGIC_PAGE 4 #define KVM_HC_KICK_CPU 5 +#define KVM_HC_MIPS_GET_CLOCK_FREQ 6 +#define KVM_HC_MIPS_EXIT_VM 7 +#define KVM_HC_MIPS_CONSOLE_OUTPUT 8 /* * hypercalls use architecture specific diff --git a/include/uapi/linux/nfsd/nfsfh.h b/include/uapi/linux/nfsd/nfsfh.h index 616e3b39647..20391235d08 100644 --- a/include/uapi/linux/nfsd/nfsfh.h +++ b/include/uapi/linux/nfsd/nfsfh.h @@ -1,13 +1,7 @@ /* - * include/linux/nfsd/nfsfh.h - * * This file describes the layout of the file handles as passed * over the wire. * - * Earlier versions of knfsd used to sign file handles using keyed MD5 - * or SHA. I've removed this code, because it doesn't give you more - * security than blocking external access to port 2049 on your firewall. - * * Copyright (C) 1995, 1996, 1997 Olaf Kirch <okir@monad.swb.de> */ @@ -37,7 +31,7 @@ struct nfs_fhbase_old { }; /* - * This is the new flexible, extensible style NFSv2/v3 file handle. + * This is the new flexible, extensible style NFSv2/v3/v4 file handle. * by Neil Brown <neilb@cse.unsw.edu.au> - March 2000 * * The file handle starts with a sequence of four-byte words. @@ -47,14 +41,7 @@ struct nfs_fhbase_old { * * All four-byte values are in host-byte-order. * - * The auth_type field specifies how the filehandle can be authenticated - * This might allow a file to be confirmed to be in a writable part of a - * filetree without checking the path from it up to the root. - * Current values: - * 0 - No authentication. fb_auth is 0 bytes long - * Possible future values: - * 1 - 4 bytes taken from MD5 hash of the remainer of the file handle - * prefixed by a secret and with the important export flags. + * The auth_type field is deprecated and must be set to 0. * * The fsid_type identifies how the filesystem (or export point) is * encoded. @@ -71,14 +58,9 @@ struct nfs_fhbase_old { * 7 - 8 byte inode number and 16 byte uuid * * The fileid_type identified how the file within the filesystem is encoded. - * This is (will be) passed to, and set by, the underlying filesystem if it supports - * filehandle operations. The filesystem must not use the value '0' or '0xff' and may - * only use the values 1 and 2 as defined below: - * Current values: - * 0 - The root, or export point, of the filesystem. fb_fileid is 0 bytes. - * 1 - 32bit inode number, 32 bit generation number. - * 2 - 32bit inode number, 32 bit generation number, 32 bit parent directory inode number. - * + * The values for this field are filesystem specific, exccept that + * filesystems must not use the values '0' or '0xff'. 'See enum fid_type' + * in include/linux/exportfs.h for currently registered values. */ struct nfs_fhbase_new { __u8 fb_version; /* == 1, even => nfs_fhbase_old */ @@ -114,9 +96,9 @@ struct knfsd_fh { #define fh_fsid_type fh_base.fh_new.fb_fsid_type #define fh_auth_type fh_base.fh_new.fb_auth_type #define fh_fileid_type fh_base.fh_new.fb_fileid_type -#define fh_auth fh_base.fh_new.fb_auth #define fh_fsid fh_base.fh_new.fb_auth - +/* Do not use, provided for userspace compatiblity. */ +#define fh_auth fh_base.fh_new.fb_auth #endif /* _UAPI_LINUX_NFSD_FH_H */ diff --git a/include/uapi/rdma/rdma_netlink.h b/include/uapi/rdma/rdma_netlink.h index 8297285b628..de69170a30c 100644 --- a/include/uapi/rdma/rdma_netlink.h +++ b/include/uapi/rdma/rdma_netlink.h @@ -4,7 +4,16 @@ #include <linux/types.h> enum { - RDMA_NL_RDMA_CM = 1 + RDMA_NL_RDMA_CM = 1, + RDMA_NL_NES, + RDMA_NL_C4IW, + RDMA_NL_NUM_CLIENTS +}; + +enum { + RDMA_NL_GROUP_CM = 1, + RDMA_NL_GROUP_IWPM, + RDMA_NL_NUM_GROUPS }; #define RDMA_NL_GET_CLIENT(type) ((type & (((1 << 6) - 1) << 10)) >> 10) @@ -22,6 +31,18 @@ enum { RDMA_NL_RDMA_CM_NUM_ATTR, }; +/* iwarp port mapper op-codes */ +enum { + RDMA_NL_IWPM_REG_PID = 0, + RDMA_NL_IWPM_ADD_MAPPING, + RDMA_NL_IWPM_QUERY_MAPPING, + RDMA_NL_IWPM_REMOVE_MAPPING, + RDMA_NL_IWPM_HANDLE_ERR, + RDMA_NL_IWPM_MAPINFO, + RDMA_NL_IWPM_MAPINFO_NUM, + RDMA_NL_IWPM_NUM_OPS +}; + struct rdma_cm_id_stats { __u32 qp_num; __u32 bound_dev_if; @@ -33,5 +54,78 @@ struct rdma_cm_id_stats { __u8 qp_type; }; +enum { + IWPM_NLA_REG_PID_UNSPEC = 0, + IWPM_NLA_REG_PID_SEQ, + IWPM_NLA_REG_IF_NAME, + IWPM_NLA_REG_IBDEV_NAME, + IWPM_NLA_REG_ULIB_NAME, + IWPM_NLA_REG_PID_MAX +}; + +enum { + IWPM_NLA_RREG_PID_UNSPEC = 0, + IWPM_NLA_RREG_PID_SEQ, + IWPM_NLA_RREG_IBDEV_NAME, + IWPM_NLA_RREG_ULIB_NAME, + IWPM_NLA_RREG_ULIB_VER, + IWPM_NLA_RREG_PID_ERR, + IWPM_NLA_RREG_PID_MAX + +}; + +enum { + IWPM_NLA_MANAGE_MAPPING_UNSPEC = 0, + IWPM_NLA_MANAGE_MAPPING_SEQ, + IWPM_NLA_MANAGE_ADDR, + IWPM_NLA_MANAGE_MAPPED_LOC_ADDR, + IWPM_NLA_RMANAGE_MAPPING_ERR, + IWPM_NLA_RMANAGE_MAPPING_MAX +}; + +#define IWPM_NLA_MANAGE_MAPPING_MAX 3 +#define IWPM_NLA_QUERY_MAPPING_MAX 4 +#define IWPM_NLA_MAPINFO_SEND_MAX 3 + +enum { + IWPM_NLA_QUERY_MAPPING_UNSPEC = 0, + IWPM_NLA_QUERY_MAPPING_SEQ, + IWPM_NLA_QUERY_LOCAL_ADDR, + IWPM_NLA_QUERY_REMOTE_ADDR, + IWPM_NLA_RQUERY_MAPPED_LOC_ADDR, + IWPM_NLA_RQUERY_MAPPED_REM_ADDR, + IWPM_NLA_RQUERY_MAPPING_ERR, + IWPM_NLA_RQUERY_MAPPING_MAX +}; + +enum { + IWPM_NLA_MAPINFO_REQ_UNSPEC = 0, + IWPM_NLA_MAPINFO_ULIB_NAME, + IWPM_NLA_MAPINFO_ULIB_VER, + IWPM_NLA_MAPINFO_REQ_MAX +}; + +enum { + IWPM_NLA_MAPINFO_UNSPEC = 0, + IWPM_NLA_MAPINFO_LOCAL_ADDR, + IWPM_NLA_MAPINFO_MAPPED_ADDR, + IWPM_NLA_MAPINFO_MAX +}; + +enum { + IWPM_NLA_MAPINFO_NUM_UNSPEC = 0, + IWPM_NLA_MAPINFO_SEQ, + IWPM_NLA_MAPINFO_SEND_NUM, + IWPM_NLA_MAPINFO_ACK_NUM, + IWPM_NLA_MAPINFO_NUM_MAX +}; + +enum { + IWPM_NLA_ERR_UNSPEC = 0, + IWPM_NLA_ERR_SEQ, + IWPM_NLA_ERR_CODE, + IWPM_NLA_ERR_MAX +}; + #endif /* _UAPI_RDMA_NETLINK_H */ |