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-rw-r--r--include/asm-generic/dma-mapping-common.h4
-rw-r--r--include/drm/drm_pciids.h1
-rw-r--r--include/drm/ttm/ttm_bo_driver.h28
-rw-r--r--include/linux/backing-dev.h2
-rw-r--r--include/linux/blkdev.h35
-rw-r--r--include/linux/cgroup.h1
-rw-r--r--include/linux/coda_psdev.h3
-rw-r--r--include/linux/dcache.h14
-rw-r--r--include/linux/drbd.h2
-rw-r--r--include/linux/drbd_nl.h3
-rw-r--r--include/linux/firewire-cdev.h78
-rw-r--r--include/linux/firewire-constants.h29
-rw-r--r--include/linux/fs.h5
-rw-r--r--include/linux/genhd.h2
-rw-r--r--include/linux/i2c.h2
-rw-r--r--include/linux/i2o.h1
-rw-r--r--include/linux/if_link.h23
-rw-r--r--include/linux/input/matrix_keypad.h2
-rw-r--r--include/linux/kvm_host.h7
-rw-r--r--include/linux/lcm.h8
-rw-r--r--include/linux/ncp_fs_sb.h2
-rw-r--r--include/linux/nfs_fs.h1
-rw-r--r--include/linux/nfs_fs_sb.h1
-rw-r--r--include/linux/poison.h9
-rw-r--r--include/linux/radix-tree.h7
-rw-r--r--include/linux/rcupdate.h67
-rw-r--r--include/linux/regulator/consumer.h8
-rw-r--r--include/linux/sched.h1
-rw-r--r--include/linux/slab.h1
-rw-r--r--include/linux/smb_fs_sb.h3
-rw-r--r--include/linux/usb.h18
-rw-r--r--include/linux/writeback.h3
-rw-r--r--include/media/saa7146_vv.h1
-rw-r--r--include/net/sctp/command.h1
-rw-r--r--include/net/sctp/sctp.h1
-rw-r--r--include/net/sctp/sm.h1
-rw-r--r--include/net/sctp/structs.h4
-rw-r--r--include/net/sock.h2
-rw-r--r--include/net/tcp.h21
-rw-r--r--include/net/x25.h4
-rw-r--r--include/pcmcia/ds.h7
-rw-r--r--include/pcmcia/ss.h8
-rw-r--r--include/trace/events/block.h164
43 files changed, 446 insertions, 139 deletions
diff --git a/include/asm-generic/dma-mapping-common.h b/include/asm-generic/dma-mapping-common.h
index e694263445f..69206957b72 100644
--- a/include/asm-generic/dma-mapping-common.h
+++ b/include/asm-generic/dma-mapping-common.h
@@ -131,7 +131,7 @@ static inline void dma_sync_single_range_for_cpu(struct device *dev,
debug_dma_sync_single_range_for_cpu(dev, addr, offset, size, dir);
} else
- dma_sync_single_for_cpu(dev, addr, size, dir);
+ dma_sync_single_for_cpu(dev, addr + offset, size, dir);
}
static inline void dma_sync_single_range_for_device(struct device *dev,
@@ -148,7 +148,7 @@ static inline void dma_sync_single_range_for_device(struct device *dev,
debug_dma_sync_single_range_for_device(dev, addr, offset, size, dir);
} else
- dma_sync_single_for_device(dev, addr, size, dir);
+ dma_sync_single_for_device(dev, addr + offset, size, dir);
}
static inline void
diff --git a/include/drm/drm_pciids.h b/include/drm/drm_pciids.h
index 04a6ebc27b9..2d428b088cc 100644
--- a/include/drm/drm_pciids.h
+++ b/include/drm/drm_pciids.h
@@ -6,6 +6,7 @@
{0x1002, 0x3150, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV380|RADEON_IS_MOBILITY}, \
{0x1002, 0x3152, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV380|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
{0x1002, 0x3154, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV380|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
+ {0x1002, 0x3155, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV380|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
{0x1002, 0x3E50, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV380|RADEON_NEW_MEMMAP}, \
{0x1002, 0x3E54, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV380|RADEON_NEW_MEMMAP}, \
{0x1002, 0x4136, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS100|RADEON_IS_IGP}, \
diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h
index e929c27ede2..6b9db917e71 100644
--- a/include/drm/ttm/ttm_bo_driver.h
+++ b/include/drm/ttm/ttm_bo_driver.h
@@ -789,34 +789,6 @@ extern void ttm_bo_unreserve(struct ttm_buffer_object *bo);
extern int ttm_bo_wait_unreserved(struct ttm_buffer_object *bo,
bool interruptible);
-/**
- * ttm_bo_block_reservation
- *
- * @bo: A pointer to a struct ttm_buffer_object.
- * @interruptible: Use interruptible sleep when waiting.
- * @no_wait: Don't sleep, but rather return -EBUSY.
- *
- * Block reservation for validation by simply reserving the buffer.
- * This is intended for single buffer use only without eviction,
- * and thus needs no deadlock protection.
- *
- * Returns:
- * -EBUSY: If no_wait == 1 and the buffer is already reserved.
- * -ERESTARTSYS: If interruptible == 1 and the process received a signal
- * while sleeping.
- */
-extern int ttm_bo_block_reservation(struct ttm_buffer_object *bo,
- bool interruptible, bool no_wait);
-
-/**
- * ttm_bo_unblock_reservation
- *
- * @bo: A pointer to a struct ttm_buffer_object.
- *
- * Unblocks reservation leaving lru lists untouched.
- */
-extern void ttm_bo_unblock_reservation(struct ttm_buffer_object *bo);
-
/*
* ttm_bo_util.c
*/
diff --git a/include/linux/backing-dev.h b/include/linux/backing-dev.h
index fcbc26af00e..bd0e3c6f323 100644
--- a/include/linux/backing-dev.h
+++ b/include/linux/backing-dev.h
@@ -101,6 +101,7 @@ int bdi_register(struct backing_dev_info *bdi, struct device *parent,
const char *fmt, ...);
int bdi_register_dev(struct backing_dev_info *bdi, dev_t dev);
void bdi_unregister(struct backing_dev_info *bdi);
+int bdi_setup_and_register(struct backing_dev_info *, char *, unsigned int);
void bdi_start_writeback(struct backing_dev_info *bdi, struct super_block *sb,
long nr_pages);
int bdi_writeback_task(struct bdi_writeback *wb);
@@ -246,6 +247,7 @@ int bdi_set_max_ratio(struct backing_dev_info *bdi, unsigned int max_ratio);
#endif
extern struct backing_dev_info default_backing_dev_info;
+extern struct backing_dev_info noop_backing_dev_info;
void default_unplug_io_fn(struct backing_dev_info *bdi, struct page *page);
int writeback_in_progress(struct backing_dev_info *bdi);
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index ebd22dbed86..6690e8bae7b 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -158,7 +158,6 @@ enum rq_flag_bits {
struct request {
struct list_head queuelist;
struct call_single_data csd;
- int cpu;
struct request_queue *q;
@@ -166,9 +165,11 @@ struct request {
enum rq_cmd_type_bits cmd_type;
unsigned long atomic_flags;
+ int cpu;
+
/* the following two fields are internal, NEVER access directly */
- sector_t __sector; /* sector cursor */
unsigned int __data_len; /* total data len */
+ sector_t __sector; /* sector cursor */
struct bio *bio;
struct bio *biotail;
@@ -201,20 +202,20 @@ struct request {
unsigned short ioprio;
+ int ref_count;
+
void *special; /* opaque pointer available for LLD use */
char *buffer; /* kaddr of the current segment if available */
int tag;
int errors;
- int ref_count;
-
/*
* when request is used as a packet command carrier
*/
- unsigned short cmd_len;
unsigned char __cmd[BLK_MAX_CDB];
unsigned char *cmd;
+ unsigned short cmd_len;
unsigned int extra_len; /* length of alignment and padding */
unsigned int sense_len;
@@ -921,26 +922,7 @@ extern void blk_cleanup_queue(struct request_queue *);
extern void blk_queue_make_request(struct request_queue *, make_request_fn *);
extern void blk_queue_bounce_limit(struct request_queue *, u64);
extern void blk_queue_max_hw_sectors(struct request_queue *, unsigned int);
-
-/* Temporary compatibility wrapper */
-static inline void blk_queue_max_sectors(struct request_queue *q, unsigned int max)
-{
- blk_queue_max_hw_sectors(q, max);
-}
-
extern void blk_queue_max_segments(struct request_queue *, unsigned short);
-
-static inline void blk_queue_max_phys_segments(struct request_queue *q, unsigned short max)
-{
- blk_queue_max_segments(q, max);
-}
-
-static inline void blk_queue_max_hw_segments(struct request_queue *q, unsigned short max)
-{
- blk_queue_max_segments(q, max);
-}
-
-
extern void blk_queue_max_segment_size(struct request_queue *, unsigned int);
extern void blk_queue_max_discard_sectors(struct request_queue *q,
unsigned int max_discard_sectors);
@@ -1030,11 +1012,6 @@ static inline int sb_issue_discard(struct super_block *sb,
extern int blk_verify_command(unsigned char *cmd, fmode_t has_write_perm);
-#define MAX_PHYS_SEGMENTS 128
-#define MAX_HW_SEGMENTS 128
-#define SAFE_MAX_SECTORS 255
-#define MAX_SEGMENT_SIZE 65536
-
enum blk_default_limits {
BLK_MAX_SEGMENTS = 128,
BLK_SAFE_MAX_SECTORS = 255,
diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h
index b8ad1ea9958..8f78073d7ca 100644
--- a/include/linux/cgroup.h
+++ b/include/linux/cgroup.h
@@ -530,6 +530,7 @@ static inline struct cgroup_subsys_state *task_subsys_state(
{
return rcu_dereference_check(task->cgroups->subsys[subsys_id],
rcu_read_lock_held() ||
+ lockdep_is_held(&task->alloc_lock) ||
cgroup_lock_is_held());
}
diff --git a/include/linux/coda_psdev.h b/include/linux/coda_psdev.h
index 5b5d4731f95..8859e2ede9f 100644
--- a/include/linux/coda_psdev.h
+++ b/include/linux/coda_psdev.h
@@ -7,6 +7,8 @@
#define MAX_CODADEVS 5 /* how many do we allow */
#ifdef __KERNEL__
+#include <linux/backing-dev.h>
+
struct kstatfs;
/* communication pending/processing queues */
@@ -17,6 +19,7 @@ struct venus_comm {
struct list_head vc_processing;
int vc_inuse;
struct super_block *vc_sb;
+ struct backing_dev_info bdi;
};
diff --git a/include/linux/dcache.h b/include/linux/dcache.h
index 30b93b2a01a..eebb617c17d 100644
--- a/include/linux/dcache.h
+++ b/include/linux/dcache.h
@@ -186,6 +186,8 @@ d_iput: no no no yes
#define DCACHE_FSNOTIFY_PARENT_WATCHED 0x0080 /* Parent inode is watched by some fsnotify listener */
+#define DCACHE_CANT_MOUNT 0x0100
+
extern spinlock_t dcache_lock;
extern seqlock_t rename_lock;
@@ -358,6 +360,18 @@ static inline int d_unlinked(struct dentry *dentry)
return d_unhashed(dentry) && !IS_ROOT(dentry);
}
+static inline int cant_mount(struct dentry *dentry)
+{
+ return (dentry->d_flags & DCACHE_CANT_MOUNT);
+}
+
+static inline void dont_mount(struct dentry *dentry)
+{
+ spin_lock(&dentry->d_lock);
+ dentry->d_flags |= DCACHE_CANT_MOUNT;
+ spin_unlock(&dentry->d_lock);
+}
+
static inline struct dentry *dget_parent(struct dentry *dentry)
{
struct dentry *ret;
diff --git a/include/linux/drbd.h b/include/linux/drbd.h
index 78962272338..4341b1a97a3 100644
--- a/include/linux/drbd.h
+++ b/include/linux/drbd.h
@@ -56,7 +56,7 @@ extern const char *drbd_buildtag(void);
#define REL_VERSION "8.3.7"
#define API_VERSION 88
#define PRO_VERSION_MIN 86
-#define PRO_VERSION_MAX 91
+#define PRO_VERSION_MAX 92
enum drbd_io_error_p {
diff --git a/include/linux/drbd_nl.h b/include/linux/drbd_nl.h
index a4d82f89599..f7431a4ca60 100644
--- a/include/linux/drbd_nl.h
+++ b/include/linux/drbd_nl.h
@@ -12,7 +12,7 @@
#endif
NL_PACKET(primary, 1,
- NL_BIT( 1, T_MAY_IGNORE, overwrite_peer)
+ NL_BIT( 1, T_MAY_IGNORE, primary_force)
)
NL_PACKET(secondary, 2, )
@@ -63,6 +63,7 @@ NL_PACKET(net_conf, 5,
NL_BIT( 41, T_MAY_IGNORE, always_asbp)
NL_BIT( 61, T_MAY_IGNORE, no_cork)
NL_BIT( 62, T_MANDATORY, auto_sndbuf_size)
+ NL_BIT( 70, T_MANDATORY, dry_run)
)
NL_PACKET(disconnect, 6, )
diff --git a/include/linux/firewire-cdev.h b/include/linux/firewire-cdev.h
index 40b11013408..68f883b30a5 100644
--- a/include/linux/firewire-cdev.h
+++ b/include/linux/firewire-cdev.h
@@ -1,21 +1,26 @@
/*
* Char device interface.
*
- * Copyright (C) 2005-2006 Kristian Hoegsberg <krh@bitplanet.net>
- *
- * This program 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.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software Foundation,
- * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Copyright (C) 2005-2007 Kristian Hoegsberg <krh@bitplanet.net>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * 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 _LINUX_FIREWIRE_CDEV_H
@@ -438,7 +443,7 @@ struct fw_cdev_remove_descriptor {
* @type: %FW_CDEV_ISO_CONTEXT_TRANSMIT or %FW_CDEV_ISO_CONTEXT_RECEIVE
* @header_size: Header size to strip for receive contexts
* @channel: Channel to bind to
- * @speed: Speed to transmit at
+ * @speed: Speed for transmit contexts
* @closure: To be returned in &fw_cdev_event_iso_interrupt
* @handle: Handle to context, written back by kernel
*
@@ -451,6 +456,9 @@ struct fw_cdev_remove_descriptor {
* If a context was successfully created, the kernel writes back a handle to the
* context, which must be passed in for subsequent operations on that context.
*
+ * For receive contexts, @header_size must be at least 4 and must be a multiple
+ * of 4.
+ *
* Note that the effect of a @header_size > 4 depends on
* &fw_cdev_get_info.version, as documented at &fw_cdev_event_iso_interrupt.
*/
@@ -481,10 +489,34 @@ struct fw_cdev_create_iso_context {
*
* &struct fw_cdev_iso_packet is used to describe isochronous packet queues.
*
- * Use the FW_CDEV_ISO_ macros to fill in @control. The sy and tag fields are
- * specified by IEEE 1394a and IEC 61883.
- *
- * FIXME - finish this documentation
+ * Use the FW_CDEV_ISO_ macros to fill in @control.
+ *
+ * For transmit packets, the header length must be a multiple of 4 and specifies
+ * the numbers of bytes in @header that will be prepended to the packet's
+ * payload; these bytes are copied into the kernel and will not be accessed
+ * after the ioctl has returned. The sy and tag fields are copied to the iso
+ * packet header (these fields are specified by IEEE 1394a and IEC 61883-1).
+ * The skip flag specifies that no packet is to be sent in a frame; when using
+ * this, all other fields except the interrupt flag must be zero.
+ *
+ * For receive packets, the header length must be a multiple of the context's
+ * header size; if the header length is larger than the context's header size,
+ * multiple packets are queued for this entry. The sy and tag fields are
+ * ignored. If the sync flag is set, the context drops all packets until
+ * a packet with a matching sy field is received (the sync value to wait for is
+ * specified in the &fw_cdev_start_iso structure). The payload length defines
+ * how many payload bytes can be received for one packet (in addition to payload
+ * quadlets that have been defined as headers and are stripped and returned in
+ * the &fw_cdev_event_iso_interrupt structure). If more bytes are received, the
+ * additional bytes are dropped. If less bytes are received, the remaining
+ * bytes in this part of the payload buffer will not be written to, not even by
+ * the next packet, i.e., packets received in consecutive frames will not
+ * necessarily be consecutive in memory. If an entry has queued multiple
+ * packets, the payload length is divided equally among them.
+ *
+ * When a packet with the interrupt flag set has been completed, the
+ * &fw_cdev_event_iso_interrupt event will be sent. An entry that has queued
+ * multiple receive packets is completed when its last packet is completed.
*/
struct fw_cdev_iso_packet {
__u32 control;
@@ -501,7 +533,7 @@ struct fw_cdev_iso_packet {
* Queue a number of isochronous packets for reception or transmission.
* This ioctl takes a pointer to an array of &fw_cdev_iso_packet structs,
* which describe how to transmit from or receive into a contiguous region
- * of a mmap()'ed payload buffer. As part of the packet descriptors,
+ * of a mmap()'ed payload buffer. As part of transmit packet descriptors,
* a series of headers can be supplied, which will be prepended to the
* payload during DMA.
*
@@ -620,8 +652,8 @@ struct fw_cdev_get_cycle_timer2 {
* instead of allocated.
* An %FW_CDEV_EVENT_ISO_RESOURCE_DEALLOCATED event concludes this operation.
*
- * To summarize, %FW_CDEV_IOC_DEALLOCATE_ISO_RESOURCE allocates iso resources
- * for the lifetime of the fd or handle.
+ * To summarize, %FW_CDEV_IOC_ALLOCATE_ISO_RESOURCE allocates iso resources
+ * for the lifetime of the fd or @handle.
* In contrast, %FW_CDEV_IOC_ALLOCATE_ISO_RESOURCE_ONCE allocates iso resources
* for the duration of a bus generation.
*
diff --git a/include/linux/firewire-constants.h b/include/linux/firewire-constants.h
index b316770a43f..9b4bb5fbba4 100644
--- a/include/linux/firewire-constants.h
+++ b/include/linux/firewire-constants.h
@@ -1,3 +1,28 @@
+/*
+ * IEEE 1394 constants.
+ *
+ * Copyright (C) 2005-2007 Kristian Hoegsberg <krh@bitplanet.net>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * 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 _LINUX_FIREWIRE_CONSTANTS_H
#define _LINUX_FIREWIRE_CONSTANTS_H
@@ -21,7 +46,7 @@
#define EXTCODE_WRAP_ADD 0x6
#define EXTCODE_VENDOR_DEPENDENT 0x7
-/* Juju specific tcodes */
+/* Linux firewire-core (Juju) specific tcodes */
#define TCODE_LOCK_MASK_SWAP (0x10 | EXTCODE_MASK_SWAP)
#define TCODE_LOCK_COMPARE_SWAP (0x10 | EXTCODE_COMPARE_SWAP)
#define TCODE_LOCK_FETCH_ADD (0x10 | EXTCODE_FETCH_ADD)
@@ -36,7 +61,7 @@
#define RCODE_TYPE_ERROR 0x6
#define RCODE_ADDRESS_ERROR 0x7
-/* Juju specific rcodes */
+/* Linux firewire-core (Juju) specific rcodes */
#define RCODE_SEND_ERROR 0x10
#define RCODE_CANCELLED 0x11
#define RCODE_BUSY 0x12
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 39d57bc6cc7..44f35aea2f1 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -2315,8 +2315,9 @@ extern int vfs_fstatat(int , char __user *, struct kstat *, int);
extern int do_vfs_ioctl(struct file *filp, unsigned int fd, unsigned int cmd,
unsigned long arg);
extern int __generic_block_fiemap(struct inode *inode,
- struct fiemap_extent_info *fieinfo, u64 start,
- u64 len, get_block_t *get_block);
+ struct fiemap_extent_info *fieinfo,
+ loff_t start, loff_t len,
+ get_block_t *get_block);
extern int generic_block_fiemap(struct inode *inode,
struct fiemap_extent_info *fieinfo, u64 start,
u64 len, get_block_t *get_block);
diff --git a/include/linux/genhd.h b/include/linux/genhd.h
index 56b50514ab2..5f2f4c4d8fb 100644
--- a/include/linux/genhd.h
+++ b/include/linux/genhd.h
@@ -109,7 +109,7 @@ struct hd_struct {
};
#define GENHD_FL_REMOVABLE 1
-#define GENHD_FL_DRIVERFS 2
+/* 2 is unused */
#define GENHD_FL_MEDIA_CHANGE_NOTIFY 4
#define GENHD_FL_CD 8
#define GENHD_FL_UP 16
diff --git a/include/linux/i2c.h b/include/linux/i2c.h
index 0a5da639b32..6ed1d59bfb1 100644
--- a/include/linux/i2c.h
+++ b/include/linux/i2c.h
@@ -355,6 +355,8 @@ struct i2c_adapter {
int nr;
char name[48];
struct completion dev_released;
+
+ struct list_head userspace_clients;
};
#define to_i2c_adapter(d) container_of(d, struct i2c_adapter, dev)
diff --git a/include/linux/i2o.h b/include/linux/i2o.h
index 87018dc5527..9e7a12d6385 100644
--- a/include/linux/i2o.h
+++ b/include/linux/i2o.h
@@ -782,7 +782,6 @@ extern int i2o_exec_lct_get(struct i2o_controller *);
#define to_i2o_driver(drv) container_of(drv,struct i2o_driver, driver)
#define to_i2o_device(dev) container_of(dev, struct i2o_device, device)
#define to_i2o_controller(dev) container_of(dev, struct i2o_controller, device)
-#define kobj_to_i2o_device(kobj) to_i2o_device(container_of(kobj, struct device, kobj))
/**
* i2o_out_to_virt - Turn an I2O message to a virtual address
diff --git a/include/linux/if_link.h b/include/linux/if_link.h
index c9bf92cd765..d94963b379d 100644
--- a/include/linux/if_link.h
+++ b/include/linux/if_link.h
@@ -79,10 +79,7 @@ enum {
IFLA_NET_NS_PID,
IFLA_IFALIAS,
IFLA_NUM_VF, /* Number of VFs if device is SR-IOV PF */
- IFLA_VF_MAC, /* Hardware queue specific attributes */
- IFLA_VF_VLAN,
- IFLA_VF_TX_RATE, /* TX Bandwidth Allocation */
- IFLA_VFINFO,
+ IFLA_VFINFO_LIST,
__IFLA_MAX
};
@@ -203,6 +200,24 @@ enum macvlan_mode {
/* SR-IOV virtual function managment section */
+enum {
+ IFLA_VF_INFO_UNSPEC,
+ IFLA_VF_INFO,
+ __IFLA_VF_INFO_MAX,
+};
+
+#define IFLA_VF_INFO_MAX (__IFLA_VF_INFO_MAX - 1)
+
+enum {
+ IFLA_VF_UNSPEC,
+ IFLA_VF_MAC, /* Hardware queue specific attributes */
+ IFLA_VF_VLAN,
+ IFLA_VF_TX_RATE, /* TX Bandwidth Allocation */
+ __IFLA_VF_MAX,
+};
+
+#define IFLA_VF_MAX (__IFLA_VF_MAX - 1)
+
struct ifla_vf_mac {
__u32 vf;
__u8 mac[32]; /* MAX_ADDR_LEN */
diff --git a/include/linux/input/matrix_keypad.h b/include/linux/input/matrix_keypad.h
index 3bd018baae2..c964cd7f436 100644
--- a/include/linux/input/matrix_keypad.h
+++ b/include/linux/input/matrix_keypad.h
@@ -44,6 +44,7 @@ struct matrix_keymap_data {
* @active_low: gpio polarity
* @wakeup: controls whether the device should be set up as wakeup
* source
+ * @no_autorepeat: disable key autorepeat
*
* This structure represents platform-specific data that use used by
* matrix_keypad driver to perform proper initialization.
@@ -64,6 +65,7 @@ struct matrix_keypad_platform_data {
bool active_low;
bool wakeup;
+ bool no_autorepeat;
};
/**
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index a3fd0f91d94..169d07758ee 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -54,7 +54,7 @@ extern struct kmem_cache *kvm_vcpu_cache;
*/
struct kvm_io_bus {
int dev_count;
-#define NR_IOBUS_DEVS 6
+#define NR_IOBUS_DEVS 200
struct kvm_io_device *devs[NR_IOBUS_DEVS];
};
@@ -119,6 +119,11 @@ struct kvm_memory_slot {
int user_alloc;
};
+static inline unsigned long kvm_dirty_bitmap_bytes(struct kvm_memory_slot *memslot)
+{
+ return ALIGN(memslot->npages, BITS_PER_LONG) / 8;
+}
+
struct kvm_kernel_irq_routing_entry {
u32 gsi;
u32 type;
diff --git a/include/linux/lcm.h b/include/linux/lcm.h
new file mode 100644
index 00000000000..7bf01d779b4
--- /dev/null
+++ b/include/linux/lcm.h
@@ -0,0 +1,8 @@
+#ifndef _LCM_H
+#define _LCM_H
+
+#include <linux/compiler.h>
+
+unsigned long lcm(unsigned long a, unsigned long b) __attribute_const__;
+
+#endif /* _LCM_H */
diff --git a/include/linux/ncp_fs_sb.h b/include/linux/ncp_fs_sb.h
index 6330fc76b00..5ec9ca67168 100644
--- a/include/linux/ncp_fs_sb.h
+++ b/include/linux/ncp_fs_sb.h
@@ -12,6 +12,7 @@
#include <linux/ncp_mount.h>
#include <linux/net.h>
#include <linux/mutex.h>
+#include <linux/backing-dev.h>
#ifdef __KERNEL__
@@ -127,6 +128,7 @@ struct ncp_server {
size_t len;
__u8 data[128];
} unexpected_packet;
+ struct backing_dev_info bdi;
};
extern void ncp_tcp_rcv_proc(struct work_struct *work);
diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h
index 1a0b85aa151..07ce4609fe5 100644
--- a/include/linux/nfs_fs.h
+++ b/include/linux/nfs_fs.h
@@ -209,6 +209,7 @@ struct nfs_inode {
#define NFS_INO_FLUSHING (4) /* inode is flushing out data */
#define NFS_INO_FSCACHE (5) /* inode can be cached by FS-Cache */
#define NFS_INO_FSCACHE_LOCK (6) /* FS-Cache cookie management lock */
+#define NFS_INO_COMMIT (7) /* inode is committing unstable writes */
static inline struct nfs_inode *NFS_I(const struct inode *inode)
{
diff --git a/include/linux/nfs_fs_sb.h b/include/linux/nfs_fs_sb.h
index 717a5e54eb1..e82957acea5 100644
--- a/include/linux/nfs_fs_sb.h
+++ b/include/linux/nfs_fs_sb.h
@@ -176,6 +176,7 @@ struct nfs_server {
#define NFS_CAP_ATIME (1U << 11)
#define NFS_CAP_CTIME (1U << 12)
#define NFS_CAP_MTIME (1U << 13)
+#define NFS_CAP_POSIX_LOCK (1U << 14)
/* maximum number of slots to use */
diff --git a/include/linux/poison.h b/include/linux/poison.h
index 2110a81c5e2..34066ffd893 100644
--- a/include/linux/poison.h
+++ b/include/linux/poison.h
@@ -48,6 +48,15 @@
#define POISON_FREE 0x6b /* for use-after-free poisoning */
#define POISON_END 0xa5 /* end-byte of poisoning */
+/********** mm/hugetlb.c **********/
+/*
+ * Private mappings of hugetlb pages use this poisoned value for
+ * page->mapping. The core VM should not be doing anything with this mapping
+ * but futex requires the existence of some page->mapping value even though it
+ * is unused if PAGE_MAPPING_ANON is set.
+ */
+#define HUGETLB_POISON ((void *)(0x00300300 + POISON_POINTER_DELTA + PAGE_MAPPING_ANON))
+
/********** arch/$ARCH/mm/init.c **********/
#define POISON_FREE_INITMEM 0xcc
diff --git a/include/linux/radix-tree.h b/include/linux/radix-tree.h
index c5da7491809..55ca73cf25e 100644
--- a/include/linux/radix-tree.h
+++ b/include/linux/radix-tree.h
@@ -121,6 +121,13 @@ do { \
* (Note, rcu_assign_pointer and rcu_dereference are not needed to control
* access to data items when inserting into or looking up from the radix tree)
*
+ * Note that the value returned by radix_tree_tag_get() may not be relied upon
+ * if only the RCU read lock is held. Functions to set/clear tags and to
+ * delete nodes running concurrently with it may affect its result such that
+ * two consecutive reads in the same locked section may return different
+ * values. If reliability is required, modification functions must also be
+ * excluded from concurrency.
+ *
* radix_tree_tagged is able to be called without locking or RCU.
*/
diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h
index 872a98e13d6..db266bbed23 100644
--- a/include/linux/rcupdate.h
+++ b/include/linux/rcupdate.h
@@ -101,10 +101,7 @@ extern struct lockdep_map rcu_sched_lock_map;
# define rcu_read_release_sched() \
lock_release(&rcu_sched_lock_map, 1, _THIS_IP_)
-static inline int debug_lockdep_rcu_enabled(void)
-{
- return likely(rcu_scheduler_active && debug_locks);
-}
+extern int debug_lockdep_rcu_enabled(void);
/**
* rcu_read_lock_held - might we be in RCU read-side critical section?
@@ -193,14 +190,34 @@ static inline int rcu_read_lock_sched_held(void)
#ifdef CONFIG_PROVE_RCU
+extern int rcu_my_thread_group_empty(void);
+
/**
* rcu_dereference_check - rcu_dereference with debug checking
+ * @p: The pointer to read, prior to dereferencing
+ * @c: The conditions under which the dereference will take place
+ *
+ * Do an rcu_dereference(), but check that the conditions under which the
+ * dereference will take place are correct. Typically the conditions indicate
+ * the various locking conditions that should be held at that point. The check
+ * should return true if the conditions are satisfied.
+ *
+ * For example:
*
- * Do an rcu_dereference(), but check that the context is correct.
- * For example, rcu_dereference_check(gp, rcu_read_lock_held()) to
- * ensure that the rcu_dereference_check() executes within an RCU
- * read-side critical section. It is also possible to check for
- * locks being held, for example, by using lockdep_is_held().
+ * bar = rcu_dereference_check(foo->bar, rcu_read_lock_held() ||
+ * lockdep_is_held(&foo->lock));
+ *
+ * could be used to indicate to lockdep that foo->bar may only be dereferenced
+ * if either the RCU read lock is held, or that the lock required to replace
+ * the bar struct at foo->bar is held.
+ *
+ * Note that the list of conditions may also include indications of when a lock
+ * need not be held, for example during initialisation or destruction of the
+ * target struct:
+ *
+ * bar = rcu_dereference_check(foo->bar, rcu_read_lock_held() ||
+ * lockdep_is_held(&foo->lock) ||
+ * atomic_read(&foo->usage) == 0);
*/
#define rcu_dereference_check(p, c) \
({ \
@@ -209,13 +226,45 @@ static inline int rcu_read_lock_sched_held(void)
rcu_dereference_raw(p); \
})
+/**
+ * rcu_dereference_protected - fetch RCU pointer when updates prevented
+ *
+ * Return the value of the specified RCU-protected pointer, but omit
+ * both the smp_read_barrier_depends() and the ACCESS_ONCE(). This
+ * is useful in cases where update-side locks prevent the value of the
+ * pointer from changing. Please note that this primitive does -not-
+ * prevent the compiler from repeating this reference or combining it
+ * with other references, so it should not be used without protection
+ * of appropriate locks.
+ */
+#define rcu_dereference_protected(p, c) \
+ ({ \
+ if (debug_lockdep_rcu_enabled() && !(c)) \
+ lockdep_rcu_dereference(__FILE__, __LINE__); \
+ (p); \
+ })
+
#else /* #ifdef CONFIG_PROVE_RCU */
#define rcu_dereference_check(p, c) rcu_dereference_raw(p)
+#define rcu_dereference_protected(p, c) (p)
#endif /* #else #ifdef CONFIG_PROVE_RCU */
/**
+ * rcu_access_pointer - fetch RCU pointer with no dereferencing
+ *
+ * Return the value of the specified RCU-protected pointer, but omit the
+ * smp_read_barrier_depends() and keep the ACCESS_ONCE(). This is useful
+ * when the value of this pointer is accessed, but the pointer is not
+ * dereferenced, for example, when testing an RCU-protected pointer against
+ * NULL. This may also be used in cases where update-side locks prevent
+ * the value of the pointer from changing, but rcu_dereference_protected()
+ * is a lighter-weight primitive for this use case.
+ */
+#define rcu_access_pointer(p) ACCESS_ONCE(p)
+
+/**
* rcu_read_lock - mark the beginning of an RCU read-side critical section.
*
* When synchronize_rcu() is invoked on one CPU while other CPUs
diff --git a/include/linux/regulator/consumer.h b/include/linux/regulator/consumer.h
index 28c9fd020d3..ebd74726529 100644
--- a/include/linux/regulator/consumer.h
+++ b/include/linux/regulator/consumer.h
@@ -183,9 +183,13 @@ static inline struct regulator *__must_check regulator_get(struct device *dev,
{
/* Nothing except the stubbed out regulator API should be
* looking at the value except to check if it is an error
- * value so the actual return value doesn't matter.
+ * value. Drivers are free to handle NULL specifically by
+ * skipping all regulator API calls, but they don't have to.
+ * Drivers which don't, should make sure they properly handle
+ * corner cases of the API, such as regulator_get_voltage()
+ * returning 0.
*/
- return (struct regulator *)id;
+ return NULL;
}
static inline void regulator_put(struct regulator *regulator)
{
diff --git a/include/linux/sched.h b/include/linux/sched.h
index dad7f668ebf..2b7b81df78b 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1497,7 +1497,6 @@ struct task_struct {
/* bitmask of trace recursion */
unsigned long trace_recursion;
#endif /* CONFIG_TRACING */
- unsigned long stack_start;
#ifdef CONFIG_CGROUP_MEM_RES_CTLR /* memcg uses this to do batch job */
struct memcg_batch_info {
int do_batch; /* incremented when batch uncharge started */
diff --git a/include/linux/slab.h b/include/linux/slab.h
index 488446289ca..49d1247cd6d 100644
--- a/include/linux/slab.h
+++ b/include/linux/slab.h
@@ -106,6 +106,7 @@ int kmem_cache_shrink(struct kmem_cache *);
void kmem_cache_free(struct kmem_cache *, void *);
unsigned int kmem_cache_size(struct kmem_cache *);
const char *kmem_cache_name(struct kmem_cache *);
+int kern_ptr_validate(const void *ptr, unsigned long size);
int kmem_ptr_validate(struct kmem_cache *cachep, const void *ptr);
/*
diff --git a/include/linux/smb_fs_sb.h b/include/linux/smb_fs_sb.h
index 8a060a7040d..bb947dd1fba 100644
--- a/include/linux/smb_fs_sb.h
+++ b/include/linux/smb_fs_sb.h
@@ -10,6 +10,7 @@
#define _SMB_FS_SB
#include <linux/types.h>
+#include <linux/backing-dev.h>
#include <linux/smb.h>
/*
@@ -74,6 +75,8 @@ struct smb_sb_info {
struct smb_ops *ops;
struct super_block *super_block;
+
+ struct backing_dev_info bdi;
};
static inline int
diff --git a/include/linux/usb.h b/include/linux/usb.h
index ce1323c4e47..739f1fd1cc1 100644
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -1085,7 +1085,7 @@ typedef void (*usb_complete_t)(struct urb *);
* Alternatively, drivers may pass the URB_NO_xxx_DMA_MAP transfer flags,
* which tell the host controller driver that no such mapping is needed since
* the device driver is DMA-aware. For example, a device driver might
- * allocate a DMA buffer with usb_buffer_alloc() or call usb_buffer_map().
+ * allocate a DMA buffer with usb_alloc_coherent() or call usb_buffer_map().
* When these transfer flags are provided, host controller drivers will
* attempt to use the dma addresses found in the transfer_dma and/or
* setup_dma fields rather than determining a dma address themselves.
@@ -1366,11 +1366,23 @@ static inline int usb_urb_dir_out(struct urb *urb)
return (urb->transfer_flags & URB_DIR_MASK) == URB_DIR_OUT;
}
-void *usb_buffer_alloc(struct usb_device *dev, size_t size,
+void *usb_alloc_coherent(struct usb_device *dev, size_t size,
gfp_t mem_flags, dma_addr_t *dma);
-void usb_buffer_free(struct usb_device *dev, size_t size,
+void usb_free_coherent(struct usb_device *dev, size_t size,
void *addr, dma_addr_t dma);
+/* Compatible macros while we switch over */
+static inline void *usb_buffer_alloc(struct usb_device *dev, size_t size,
+ gfp_t mem_flags, dma_addr_t *dma)
+{
+ return usb_alloc_coherent(dev, size, mem_flags, dma);
+}
+static inline void usb_buffer_free(struct usb_device *dev, size_t size,
+ void *addr, dma_addr_t dma)
+{
+ return usb_free_coherent(dev, size, addr, dma);
+}
+
#if 0
struct urb *usb_buffer_map(struct urb *urb);
void usb_buffer_dmasync(struct urb *urb);
diff --git a/include/linux/writeback.h b/include/linux/writeback.h
index 76e8903cd20..36520ded3e0 100644
--- a/include/linux/writeback.h
+++ b/include/linux/writeback.h
@@ -34,6 +34,9 @@ struct writeback_control {
enum writeback_sync_modes sync_mode;
unsigned long *older_than_this; /* If !NULL, only write back inodes
older than this */
+ unsigned long wb_start; /* Time writeback_inodes_wb was
+ called. This is needed to avoid
+ extra jobs and livelock */
long nr_to_write; /* Write this many pages, and decrement
this for each page written */
long pages_skipped; /* Pages which were not written */
diff --git a/include/media/saa7146_vv.h b/include/media/saa7146_vv.h
index b9da1f5591e..4aeff96ff7d 100644
--- a/include/media/saa7146_vv.h
+++ b/include/media/saa7146_vv.h
@@ -188,7 +188,6 @@ void saa7146_buffer_timeout(unsigned long data);
void saa7146_dma_free(struct saa7146_dev* dev,struct videobuf_queue *q,
struct saa7146_buf *buf);
-int saa7146_vv_devinit(struct saa7146_dev *dev);
int saa7146_vv_init(struct saa7146_dev* dev, struct saa7146_ext_vv *ext_vv);
int saa7146_vv_release(struct saa7146_dev* dev);
diff --git a/include/net/sctp/command.h b/include/net/sctp/command.h
index 8be5135ff7a..2c55a7ea20a 100644
--- a/include/net/sctp/command.h
+++ b/include/net/sctp/command.h
@@ -107,6 +107,7 @@ typedef enum {
SCTP_CMD_T1_RETRAN, /* Mark for retransmission after T1 timeout */
SCTP_CMD_UPDATE_INITTAG, /* Update peer inittag */
SCTP_CMD_SEND_MSG, /* Send the whole use message */
+ SCTP_CMD_SEND_NEXT_ASCONF, /* Send the next ASCONF after ACK */
SCTP_CMD_LAST
} sctp_verb_t;
diff --git a/include/net/sctp/sctp.h b/include/net/sctp/sctp.h
index 78740ec57d5..fa6cde578a1 100644
--- a/include/net/sctp/sctp.h
+++ b/include/net/sctp/sctp.h
@@ -128,6 +128,7 @@ extern int sctp_register_pf(struct sctp_pf *, sa_family_t);
int sctp_backlog_rcv(struct sock *sk, struct sk_buff *skb);
int sctp_inet_listen(struct socket *sock, int backlog);
void sctp_write_space(struct sock *sk);
+void sctp_data_ready(struct sock *sk, int len);
unsigned int sctp_poll(struct file *file, struct socket *sock,
poll_table *wait);
void sctp_sock_rfree(struct sk_buff *skb);
diff --git a/include/net/sctp/sm.h b/include/net/sctp/sm.h
index 851c813adb3..61d73e37d54 100644
--- a/include/net/sctp/sm.h
+++ b/include/net/sctp/sm.h
@@ -279,6 +279,7 @@ int sctp_do_sm(sctp_event_t event_type, sctp_subtype_t subtype,
/* 2nd level prototypes */
void sctp_generate_t3_rtx_event(unsigned long peer);
void sctp_generate_heartbeat_event(unsigned long peer);
+void sctp_generate_proto_unreach_event(unsigned long peer);
void sctp_ootb_pkt_free(struct sctp_packet *);
diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h
index ff301774471..219043a67bf 100644
--- a/include/net/sctp/structs.h
+++ b/include/net/sctp/structs.h
@@ -778,6 +778,7 @@ int sctp_user_addto_chunk(struct sctp_chunk *chunk, int off, int len,
struct iovec *data);
void sctp_chunk_free(struct sctp_chunk *);
void *sctp_addto_chunk(struct sctp_chunk *, int len, const void *data);
+void *sctp_addto_chunk_fixed(struct sctp_chunk *, int len, const void *data);
struct sctp_chunk *sctp_chunkify(struct sk_buff *,
const struct sctp_association *,
struct sock *);
@@ -1009,6 +1010,9 @@ struct sctp_transport {
/* Heartbeat timer is per destination. */
struct timer_list hb_timer;
+ /* Timer to handle ICMP proto unreachable envets */
+ struct timer_list proto_unreach_timer;
+
/* Since we're using per-destination retransmission timers
* (see above), we're also using per-destination "transmitted"
* queues. This probably ought to be a private struct
diff --git a/include/net/sock.h b/include/net/sock.h
index b4603cd54fc..1ad6435f252 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -74,7 +74,7 @@
printk(KERN_DEBUG msg); } while (0)
#else
/* Validate arguments and do nothing */
-static void inline int __attribute__ ((format (printf, 2, 3)))
+static inline void __attribute__ ((format (printf, 2, 3)))
SOCK_DEBUG(struct sock *sk, const char *msg, ...)
{
}
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 75be5a28815..aa04b9a5093 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -1197,30 +1197,15 @@ extern int tcp_v4_md5_do_del(struct sock *sk,
extern struct tcp_md5sig_pool * __percpu *tcp_alloc_md5sig_pool(struct sock *);
extern void tcp_free_md5sig_pool(void);
-extern struct tcp_md5sig_pool *__tcp_get_md5sig_pool(int cpu);
-extern void __tcp_put_md5sig_pool(void);
+extern struct tcp_md5sig_pool *tcp_get_md5sig_pool(void);
+extern void tcp_put_md5sig_pool(void);
+
extern int tcp_md5_hash_header(struct tcp_md5sig_pool *, struct tcphdr *);
extern int tcp_md5_hash_skb_data(struct tcp_md5sig_pool *, struct sk_buff *,
unsigned header_len);
extern int tcp_md5_hash_key(struct tcp_md5sig_pool *hp,
struct tcp_md5sig_key *key);
-static inline
-struct tcp_md5sig_pool *tcp_get_md5sig_pool(void)
-{
- int cpu = get_cpu();
- struct tcp_md5sig_pool *ret = __tcp_get_md5sig_pool(cpu);
- if (!ret)
- put_cpu();
- return ret;
-}
-
-static inline void tcp_put_md5sig_pool(void)
-{
- __tcp_put_md5sig_pool();
- put_cpu();
-}
-
/* write queue abstraction */
static inline void tcp_write_queue_purge(struct sock *sk)
{
diff --git a/include/net/x25.h b/include/net/x25.h
index 15ef9624ab7..468551ea4f1 100644
--- a/include/net/x25.h
+++ b/include/net/x25.h
@@ -183,6 +183,10 @@ extern int sysctl_x25_clear_request_timeout;
extern int sysctl_x25_ack_holdback_timeout;
extern int sysctl_x25_forward;
+extern int x25_parse_address_block(struct sk_buff *skb,
+ struct x25_address *called_addr,
+ struct x25_address *calling_addr);
+
extern int x25_addr_ntoa(unsigned char *, struct x25_address *,
struct x25_address *);
extern int x25_addr_aton(unsigned char *, struct x25_address *,
diff --git a/include/pcmcia/ds.h b/include/pcmcia/ds.h
index d57847f2f6c..aab3c13dc31 100644
--- a/include/pcmcia/ds.h
+++ b/include/pcmcia/ds.h
@@ -26,6 +26,7 @@
#ifdef __KERNEL__
#include <linux/device.h>
#include <pcmcia/ss.h>
+#include <asm/atomic.h>
/*
* PCMCIA device drivers (16-bit cards only; 32-bit cards require CardBus
@@ -94,10 +95,8 @@ struct pcmcia_device {
config_req_t conf;
window_handle_t win;
- /* Is the device suspended, or in the process of
- * being removed? */
+ /* Is the device suspended? */
u16 suspended:1;
- u16 _removed:1;
/* Flags whether io, irq, win configurations were
* requested, and whether the configuration is "locked" */
@@ -115,7 +114,7 @@ struct pcmcia_device {
u16 has_card_id:1;
u16 has_func_id:1;
- u16 reserved:3;
+ u16 reserved:4;
u8 func_id;
u16 manf_id;
diff --git a/include/pcmcia/ss.h b/include/pcmcia/ss.h
index 2e488b60bc7..344705cb42f 100644
--- a/include/pcmcia/ss.h
+++ b/include/pcmcia/ss.h
@@ -224,18 +224,16 @@ struct pcmcia_socket {
/* 16-bit state: */
struct {
- /* PCMCIA card is present in socket */
- u8 present:1;
/* "master" ioctl is used */
u8 busy:1;
- /* pcmcia module is being unloaded */
- u8 dead:1;
/* the PCMCIA card consists of two pseudo devices */
u8 has_pfc:1;
- u8 reserved:4;
+ u8 reserved:6;
} pcmcia_state;
+ /* non-zero if PCMCIA card is present */
+ atomic_t present;
#ifdef CONFIG_PCMCIA_IOCTL
struct user_info_t *user;
diff --git a/include/trace/events/block.h b/include/trace/events/block.h
index 5fb72733331..d870a918559 100644
--- a/include/trace/events/block.h
+++ b/include/trace/events/block.h
@@ -40,6 +40,16 @@ DECLARE_EVENT_CLASS(block_rq_with_error,
__entry->nr_sector, __entry->errors)
);
+/**
+ * block_rq_abort - abort block operation request
+ * @q: queue containing the block operation request
+ * @rq: block IO operation request
+ *
+ * Called immediately after pending block IO operation request @rq in
+ * queue @q is aborted. The fields in the operation request @rq
+ * can be examined to determine which device and sectors the pending
+ * operation would access.
+ */
DEFINE_EVENT(block_rq_with_error, block_rq_abort,
TP_PROTO(struct request_queue *q, struct request *rq),
@@ -47,6 +57,15 @@ DEFINE_EVENT(block_rq_with_error, block_rq_abort,
TP_ARGS(q, rq)
);
+/**
+ * block_rq_requeue - place block IO request back on a queue
+ * @q: queue holding operation
+ * @rq: block IO operation request
+ *
+ * The block operation request @rq is being placed back into queue
+ * @q. For some reason the request was not completed and needs to be
+ * put back in the queue.
+ */
DEFINE_EVENT(block_rq_with_error, block_rq_requeue,
TP_PROTO(struct request_queue *q, struct request *rq),
@@ -54,6 +73,17 @@ DEFINE_EVENT(block_rq_with_error, block_rq_requeue,
TP_ARGS(q, rq)
);
+/**
+ * block_rq_complete - block IO operation completed by device driver
+ * @q: queue containing the block operation request
+ * @rq: block operations request
+ *
+ * The block_rq_complete tracepoint event indicates that some portion
+ * of operation request has been completed by the device driver. If
+ * the @rq->bio is %NULL, then there is absolutely no additional work to
+ * do for the request. If @rq->bio is non-NULL then there is
+ * additional work required to complete the request.
+ */
DEFINE_EVENT(block_rq_with_error, block_rq_complete,
TP_PROTO(struct request_queue *q, struct request *rq),
@@ -95,6 +125,16 @@ DECLARE_EVENT_CLASS(block_rq,
__entry->nr_sector, __entry->comm)
);
+/**
+ * block_rq_insert - insert block operation request into queue
+ * @q: target queue
+ * @rq: block IO operation request
+ *
+ * Called immediately before block operation request @rq is inserted
+ * into queue @q. The fields in the operation request @rq struct can
+ * be examined to determine which device and sectors the pending
+ * operation would access.
+ */
DEFINE_EVENT(block_rq, block_rq_insert,
TP_PROTO(struct request_queue *q, struct request *rq),
@@ -102,6 +142,14 @@ DEFINE_EVENT(block_rq, block_rq_insert,
TP_ARGS(q, rq)
);
+/**
+ * block_rq_issue - issue pending block IO request operation to device driver
+ * @q: queue holding operation
+ * @rq: block IO operation operation request
+ *
+ * Called when block operation request @rq from queue @q is sent to a
+ * device driver for processing.
+ */
DEFINE_EVENT(block_rq, block_rq_issue,
TP_PROTO(struct request_queue *q, struct request *rq),
@@ -109,6 +157,17 @@ DEFINE_EVENT(block_rq, block_rq_issue,
TP_ARGS(q, rq)
);
+/**
+ * block_bio_bounce - used bounce buffer when processing block operation
+ * @q: queue holding the block operation
+ * @bio: block operation
+ *
+ * A bounce buffer was used to handle the block operation @bio in @q.
+ * This occurs when hardware limitations prevent a direct transfer of
+ * data between the @bio data memory area and the IO device. Use of a
+ * bounce buffer requires extra copying of data and decreases
+ * performance.
+ */
TRACE_EVENT(block_bio_bounce,
TP_PROTO(struct request_queue *q, struct bio *bio),
@@ -138,6 +197,14 @@ TRACE_EVENT(block_bio_bounce,
__entry->nr_sector, __entry->comm)
);
+/**
+ * block_bio_complete - completed all work on the block operation
+ * @q: queue holding the block operation
+ * @bio: block operation completed
+ *
+ * This tracepoint indicates there is no further work to do on this
+ * block IO operation @bio.
+ */
TRACE_EVENT(block_bio_complete,
TP_PROTO(struct request_queue *q, struct bio *bio),
@@ -193,6 +260,14 @@ DECLARE_EVENT_CLASS(block_bio,
__entry->nr_sector, __entry->comm)
);
+/**
+ * block_bio_backmerge - merging block operation to the end of an existing operation
+ * @q: queue holding operation
+ * @bio: new block operation to merge
+ *
+ * Merging block request @bio to the end of an existing block request
+ * in queue @q.
+ */
DEFINE_EVENT(block_bio, block_bio_backmerge,
TP_PROTO(struct request_queue *q, struct bio *bio),
@@ -200,6 +275,14 @@ DEFINE_EVENT(block_bio, block_bio_backmerge,
TP_ARGS(q, bio)
);
+/**
+ * block_bio_frontmerge - merging block operation to the beginning of an existing operation
+ * @q: queue holding operation
+ * @bio: new block operation to merge
+ *
+ * Merging block IO operation @bio to the beginning of an existing block
+ * operation in queue @q.
+ */
DEFINE_EVENT(block_bio, block_bio_frontmerge,
TP_PROTO(struct request_queue *q, struct bio *bio),
@@ -207,6 +290,13 @@ DEFINE_EVENT(block_bio, block_bio_frontmerge,
TP_ARGS(q, bio)
);
+/**
+ * block_bio_queue - putting new block IO operation in queue
+ * @q: queue holding operation
+ * @bio: new block operation
+ *
+ * About to place the block IO operation @bio into queue @q.
+ */
DEFINE_EVENT(block_bio, block_bio_queue,
TP_PROTO(struct request_queue *q, struct bio *bio),
@@ -243,6 +333,15 @@ DECLARE_EVENT_CLASS(block_get_rq,
__entry->nr_sector, __entry->comm)
);
+/**
+ * block_getrq - get a free request entry in queue for block IO operations
+ * @q: queue for operations
+ * @bio: pending block IO operation
+ * @rw: low bit indicates a read (%0) or a write (%1)
+ *
+ * A request struct for queue @q has been allocated to handle the
+ * block IO operation @bio.
+ */
DEFINE_EVENT(block_get_rq, block_getrq,
TP_PROTO(struct request_queue *q, struct bio *bio, int rw),
@@ -250,6 +349,17 @@ DEFINE_EVENT(block_get_rq, block_getrq,
TP_ARGS(q, bio, rw)
);
+/**
+ * block_sleeprq - waiting to get a free request entry in queue for block IO operation
+ * @q: queue for operation
+ * @bio: pending block IO operation
+ * @rw: low bit indicates a read (%0) or a write (%1)
+ *
+ * In the case where a request struct cannot be provided for queue @q
+ * the process needs to wait for an request struct to become
+ * available. This tracepoint event is generated each time the
+ * process goes to sleep waiting for request struct become available.
+ */
DEFINE_EVENT(block_get_rq, block_sleeprq,
TP_PROTO(struct request_queue *q, struct bio *bio, int rw),
@@ -257,6 +367,14 @@ DEFINE_EVENT(block_get_rq, block_sleeprq,
TP_ARGS(q, bio, rw)
);
+/**
+ * block_plug - keep operations requests in request queue
+ * @q: request queue to plug
+ *
+ * Plug the request queue @q. Do not allow block operation requests
+ * to be sent to the device driver. Instead, accumulate requests in
+ * the queue to improve throughput performance of the block device.
+ */
TRACE_EVENT(block_plug,
TP_PROTO(struct request_queue *q),
@@ -293,6 +411,13 @@ DECLARE_EVENT_CLASS(block_unplug,
TP_printk("[%s] %d", __entry->comm, __entry->nr_rq)
);
+/**
+ * block_unplug_timer - timed release of operations requests in queue to device driver
+ * @q: request queue to unplug
+ *
+ * Unplug the request queue @q because a timer expired and allow block
+ * operation requests to be sent to the device driver.
+ */
DEFINE_EVENT(block_unplug, block_unplug_timer,
TP_PROTO(struct request_queue *q),
@@ -300,6 +425,13 @@ DEFINE_EVENT(block_unplug, block_unplug_timer,
TP_ARGS(q)
);
+/**
+ * block_unplug_io - release of operations requests in request queue
+ * @q: request queue to unplug
+ *
+ * Unplug request queue @q because device driver is scheduled to work
+ * on elements in the request queue.
+ */
DEFINE_EVENT(block_unplug, block_unplug_io,
TP_PROTO(struct request_queue *q),
@@ -307,6 +439,17 @@ DEFINE_EVENT(block_unplug, block_unplug_io,
TP_ARGS(q)
);
+/**
+ * block_split - split a single bio struct into two bio structs
+ * @q: queue containing the bio
+ * @bio: block operation being split
+ * @new_sector: The starting sector for the new bio
+ *
+ * The bio request @bio in request queue @q needs to be split into two
+ * bio requests. The newly created @bio request starts at
+ * @new_sector. This split may be required due to hardware limitation
+ * such as operation crossing device boundaries in a RAID system.
+ */
TRACE_EVENT(block_split,
TP_PROTO(struct request_queue *q, struct bio *bio,
@@ -337,6 +480,16 @@ TRACE_EVENT(block_split,
__entry->comm)
);
+/**
+ * block_remap - map request for a partition to the raw device
+ * @q: queue holding the operation
+ * @bio: revised operation
+ * @dev: device for the operation
+ * @from: original sector for the operation
+ *
+ * An operation for a partition on a block device has been mapped to the
+ * raw block device.
+ */
TRACE_EVENT(block_remap,
TP_PROTO(struct request_queue *q, struct bio *bio, dev_t dev,
@@ -370,6 +523,17 @@ TRACE_EVENT(block_remap,
(unsigned long long)__entry->old_sector)
);
+/**
+ * block_rq_remap - map request for a block operation request
+ * @q: queue holding the operation
+ * @rq: block IO operation request
+ * @dev: device for the operation
+ * @from: original sector for the operation
+ *
+ * The block operation request @rq in @q has been remapped. The block
+ * operation request @rq holds the current information and @from hold
+ * the original sector.
+ */
TRACE_EVENT(block_rq_remap,
TP_PROTO(struct request_queue *q, struct request *rq, dev_t dev,