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-rw-r--r--include/linux/Kbuild1
-rw-r--r--include/linux/bootmem.h1
-rw-r--r--include/linux/capability.h2
-rw-r--r--include/linux/compiler-gcc.h1
-rw-r--r--include/linux/compiler-gcc4.h14
-rw-r--r--include/linux/compiler.h9
-rw-r--r--include/linux/dmar.h15
-rw-r--r--include/linux/gfs2_ondisk.h6
-rw-r--r--include/linux/hardirq.h24
-rw-r--r--include/linux/init_task.h4
-rw-r--r--include/linux/interrupt.h6
-rw-r--r--include/linux/irqflags.h2
-rw-r--r--include/linux/kernel.h5
-rw-r--r--include/linux/lsm_audit.h18
-rw-r--r--include/linux/mfd/wm831x/regulator.h4
-rw-r--r--include/linux/net.h1
-rw-r--r--include/linux/pci_ids.h2
-rw-r--r--include/linux/posix_acl.h14
-rw-r--r--include/linux/quota.h11
-rw-r--r--include/linux/ratelimit.h33
-rw-r--r--include/linux/rcupdate.h10
-rw-r--r--include/linux/rcutiny.h104
-rw-r--r--include/linux/rcutree.h7
-rw-r--r--include/linux/sched.h23
-rw-r--r--include/linux/securebits.h24
-rw-r--r--include/linux/security.h48
-rw-r--r--include/linux/smp.h11
-rw-r--r--include/linux/smp_lock.h21
-rw-r--r--include/linux/spinlock.h6
-rw-r--r--include/linux/spinlock_api_smp.h75
-rw-r--r--include/linux/srcu.h1
-rw-r--r--include/linux/swiotlb.h12
-rw-r--r--include/linux/tpm.h9
33 files changed, 387 insertions, 137 deletions
diff --git a/include/linux/Kbuild b/include/linux/Kbuild
index 1feed71551c..5a5385749e1 100644
--- a/include/linux/Kbuild
+++ b/include/linux/Kbuild
@@ -330,6 +330,7 @@ unifdef-y += scc.h
unifdef-y += sched.h
unifdef-y += screen_info.h
unifdef-y += sdla.h
+unifdef-y += securebits.h
unifdef-y += selinux_netlink.h
unifdef-y += sem.h
unifdef-y += serial_core.h
diff --git a/include/linux/bootmem.h b/include/linux/bootmem.h
index dd97fb8408a..b10ec49ee2d 100644
--- a/include/linux/bootmem.h
+++ b/include/linux/bootmem.h
@@ -53,6 +53,7 @@ extern void free_bootmem_node(pg_data_t *pgdat,
unsigned long addr,
unsigned long size);
extern void free_bootmem(unsigned long addr, unsigned long size);
+extern void free_bootmem_late(unsigned long addr, unsigned long size);
/*
* Flags for reserve_bootmem (also if CONFIG_HAVE_ARCH_BOOTMEM_NODE,
diff --git a/include/linux/capability.h b/include/linux/capability.h
index c8f2a5f70ed..39e5ff512fb 100644
--- a/include/linux/capability.h
+++ b/include/linux/capability.h
@@ -92,9 +92,7 @@ struct vfs_cap_data {
#define _KERNEL_CAPABILITY_VERSION _LINUX_CAPABILITY_VERSION_3
#define _KERNEL_CAPABILITY_U32S _LINUX_CAPABILITY_U32S_3
-#ifdef CONFIG_SECURITY_FILE_CAPABILITIES
extern int file_caps_enabled;
-#endif
typedef struct kernel_cap_struct {
__u32 cap[_KERNEL_CAPABILITY_U32S];
diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h
index a3ed7cb8ca3..73dcf804bc9 100644
--- a/include/linux/compiler-gcc.h
+++ b/include/linux/compiler-gcc.h
@@ -79,6 +79,7 @@
#define noinline __attribute__((noinline))
#define __attribute_const__ __attribute__((__const__))
#define __maybe_unused __attribute__((unused))
+#define __always_unused __attribute__((unused))
#define __gcc_header(x) #x
#define _gcc_header(x) __gcc_header(linux/compiler-gcc##x.h)
diff --git a/include/linux/compiler-gcc4.h b/include/linux/compiler-gcc4.h
index 450fa597c94..ab3af40a53c 100644
--- a/include/linux/compiler-gcc4.h
+++ b/include/linux/compiler-gcc4.h
@@ -36,4 +36,18 @@
the kernel context */
#define __cold __attribute__((__cold__))
+
+#if __GNUC_MINOR__ >= 5
+/*
+ * Mark a position in code as unreachable. This can be used to
+ * suppress control flow warnings after asm blocks that transfer
+ * control elsewhere.
+ *
+ * Early snapshots of gcc 4.5 don't support this and we can't detect
+ * this in the preprocessor, but we can live with this because they're
+ * unreleased. Really, we need to have autoconf for the kernel.
+ */
+#define unreachable() __builtin_unreachable()
+#endif
+
#endif
diff --git a/include/linux/compiler.h b/include/linux/compiler.h
index 04fb5135b4e..acbd654cc85 100644
--- a/include/linux/compiler.h
+++ b/include/linux/compiler.h
@@ -144,6 +144,11 @@ void ftrace_likely_update(struct ftrace_branch_data *f, int val, int expect);
# define barrier() __memory_barrier()
#endif
+/* Unreachable code */
+#ifndef unreachable
+# define unreachable() do { } while (1)
+#endif
+
#ifndef RELOC_HIDE
# define RELOC_HIDE(ptr, off) \
({ unsigned long __ptr; \
@@ -213,6 +218,10 @@ void ftrace_likely_update(struct ftrace_branch_data *f, int val, int expect);
# define __maybe_unused /* unimplemented */
#endif
+#ifndef __always_unused
+# define __always_unused /* unimplemented */
+#endif
+
#ifndef noinline
#define noinline
#endif
diff --git a/include/linux/dmar.h b/include/linux/dmar.h
index 4a2b162c256..5de4c9e5856 100644
--- a/include/linux/dmar.h
+++ b/include/linux/dmar.h
@@ -208,16 +208,9 @@ struct dmar_atsr_unit {
u8 include_all:1; /* include all ports */
};
-/* Intel DMAR initialization functions */
extern int intel_iommu_init(void);
-#else
-static inline int intel_iommu_init(void)
-{
-#ifdef CONFIG_INTR_REMAP
- return dmar_dev_scope_init();
-#else
- return -ENODEV;
-#endif
-}
-#endif /* !CONFIG_DMAR */
+#else /* !CONFIG_DMAR: */
+static inline int intel_iommu_init(void) { return -ENODEV; }
+#endif /* CONFIG_DMAR */
+
#endif /* __DMAR_H__ */
diff --git a/include/linux/gfs2_ondisk.h b/include/linux/gfs2_ondisk.h
index b80c88dedbb..81f90a59cda 100644
--- a/include/linux/gfs2_ondisk.h
+++ b/include/linux/gfs2_ondisk.h
@@ -81,7 +81,11 @@ struct gfs2_meta_header {
__be32 mh_type;
__be64 __pad0; /* Was generation number in gfs1 */
__be32 mh_format;
- __be32 __pad1; /* Was incarnation number in gfs1 */
+ /* This union is to keep userspace happy */
+ union {
+ __be32 mh_jid; /* Was incarnation number in gfs1 */
+ __be32 __pad1;
+ };
};
/*
diff --git a/include/linux/hardirq.h b/include/linux/hardirq.h
index 6d527ee82b2..d5b387669da 100644
--- a/include/linux/hardirq.h
+++ b/include/linux/hardirq.h
@@ -139,10 +139,34 @@ static inline void account_system_vtime(struct task_struct *tsk)
#endif
#if defined(CONFIG_NO_HZ)
+#if defined(CONFIG_TINY_RCU)
+extern void rcu_enter_nohz(void);
+extern void rcu_exit_nohz(void);
+
+static inline void rcu_irq_enter(void)
+{
+ rcu_exit_nohz();
+}
+
+static inline void rcu_irq_exit(void)
+{
+ rcu_enter_nohz();
+}
+
+static inline void rcu_nmi_enter(void)
+{
+}
+
+static inline void rcu_nmi_exit(void)
+{
+}
+
+#else
extern void rcu_irq_enter(void);
extern void rcu_irq_exit(void);
extern void rcu_nmi_enter(void);
extern void rcu_nmi_exit(void);
+#endif
#else
# define rcu_irq_enter() do { } while (0)
# define rcu_irq_exit() do { } while (0)
diff --git a/include/linux/init_task.h b/include/linux/init_task.h
index 21a6f5d9af2..8d10aa7fd4c 100644
--- a/include/linux/init_task.h
+++ b/include/linux/init_task.h
@@ -83,16 +83,12 @@ extern struct group_info init_groups;
#define INIT_IDS
#endif
-#ifdef CONFIG_SECURITY_FILE_CAPABILITIES
/*
* Because of the reduced scope of CAP_SETPCAP when filesystem
* capabilities are in effect, it is safe to allow CAP_SETPCAP to
* be available in the default configuration.
*/
# define CAP_INIT_BSET CAP_FULL_SET
-#else
-# define CAP_INIT_BSET CAP_INIT_EFF_SET
-#endif
#ifdef CONFIG_TREE_PREEMPT_RCU
#define INIT_TASK_RCU_PREEMPT(tsk) \
diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h
index 7ca72b74eec..75f3f00ac1e 100644
--- a/include/linux/interrupt.h
+++ b/include/linux/interrupt.h
@@ -603,12 +603,6 @@ static inline void init_irq_proc(void)
}
#endif
-#if defined(CONFIG_GENERIC_HARDIRQS) && defined(CONFIG_DEBUG_SHIRQ)
-extern void debug_poll_all_shared_irqs(void);
-#else
-static inline void debug_poll_all_shared_irqs(void) { }
-#endif
-
struct seq_file;
int show_interrupts(struct seq_file *p, void *v);
diff --git a/include/linux/irqflags.h b/include/linux/irqflags.h
index b02a3f1d46a..006bf45eae3 100644
--- a/include/linux/irqflags.h
+++ b/include/linux/irqflags.h
@@ -124,6 +124,6 @@
typecheck(unsigned long, flags); \
raw_irqs_disabled_flags(flags); \
})
-#endif /* CONFIG_X86 */
+#endif /* CONFIG_TRACE_IRQFLAGS_SUPPORT */
#endif
diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index f4e3184fa05..3fa4c590cf1 100644
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -15,7 +15,6 @@
#include <linux/bitops.h>
#include <linux/log2.h>
#include <linux/typecheck.h>
-#include <linux/ratelimit.h>
#include <linux/dynamic_debug.h>
#include <asm/byteorder.h>
#include <asm/bug.h>
@@ -241,8 +240,8 @@ asmlinkage int vprintk(const char *fmt, va_list args)
asmlinkage int printk(const char * fmt, ...)
__attribute__ ((format (printf, 1, 2))) __cold;
-extern struct ratelimit_state printk_ratelimit_state;
-extern int printk_ratelimit(void);
+extern int __printk_ratelimit(const char *func);
+#define printk_ratelimit() __printk_ratelimit(__func__)
extern bool printk_timed_ratelimit(unsigned long *caller_jiffies,
unsigned int interval_msec);
diff --git a/include/linux/lsm_audit.h b/include/linux/lsm_audit.h
index 190c3785487..f78f83d7663 100644
--- a/include/linux/lsm_audit.h
+++ b/include/linux/lsm_audit.h
@@ -26,14 +26,15 @@
/* Auxiliary data to use in generating the audit record. */
struct common_audit_data {
- char type;
-#define LSM_AUDIT_DATA_FS 1
-#define LSM_AUDIT_DATA_NET 2
-#define LSM_AUDIT_DATA_CAP 3
-#define LSM_AUDIT_DATA_IPC 4
-#define LSM_AUDIT_DATA_TASK 5
-#define LSM_AUDIT_DATA_KEY 6
-#define LSM_AUDIT_NO_AUDIT 7
+ char type;
+#define LSM_AUDIT_DATA_FS 1
+#define LSM_AUDIT_DATA_NET 2
+#define LSM_AUDIT_DATA_CAP 3
+#define LSM_AUDIT_DATA_IPC 4
+#define LSM_AUDIT_DATA_TASK 5
+#define LSM_AUDIT_DATA_KEY 6
+#define LSM_AUDIT_NO_AUDIT 7
+#define LSM_AUDIT_DATA_KMOD 8
struct task_struct *tsk;
union {
struct {
@@ -66,6 +67,7 @@ struct common_audit_data {
char *key_desc;
} key_struct;
#endif
+ char *kmod_name;
} u;
/* this union contains LSM specific data */
union {
diff --git a/include/linux/mfd/wm831x/regulator.h b/include/linux/mfd/wm831x/regulator.h
index f95466343fb..955d30fc6a2 100644
--- a/include/linux/mfd/wm831x/regulator.h
+++ b/include/linux/mfd/wm831x/regulator.h
@@ -1212,7 +1212,7 @@
#define WM831X_LDO1_OK_SHIFT 0 /* LDO1_OK */
#define WM831X_LDO1_OK_WIDTH 1 /* LDO1_OK */
-#define WM831X_ISINK_MAX_ISEL 56
-extern int wm831x_isinkv_values[WM831X_ISINK_MAX_ISEL];
+#define WM831X_ISINK_MAX_ISEL 55
+extern int wm831x_isinkv_values[WM831X_ISINK_MAX_ISEL + 1];
#endif
diff --git a/include/linux/net.h b/include/linux/net.h
index 6ce87663551..5e8083cacc8 100644
--- a/include/linux/net.h
+++ b/include/linux/net.h
@@ -280,6 +280,7 @@ extern int kernel_sock_shutdown(struct socket *sock,
#ifdef CONFIG_SYSCTL
#include <linux/sysctl.h>
+#include <linux/ratelimit.h>
extern struct ratelimit_state net_ratelimit_state;
#endif
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index 84cf1f3b783..daecca3c830 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -1633,6 +1633,8 @@
#define PCI_DEVICE_ID_O2_6730 0x673a
#define PCI_DEVICE_ID_O2_6832 0x6832
#define PCI_DEVICE_ID_O2_6836 0x6836
+#define PCI_DEVICE_ID_O2_6812 0x6872
+#define PCI_DEVICE_ID_O2_6933 0x6933
#define PCI_VENDOR_ID_3DFX 0x121a
#define PCI_DEVICE_ID_3DFX_VOODOO 0x0001
diff --git a/include/linux/posix_acl.h b/include/linux/posix_acl.h
index 065a3652a3e..67608161df6 100644
--- a/include/linux/posix_acl.h
+++ b/include/linux/posix_acl.h
@@ -147,6 +147,20 @@ static inline void forget_cached_acl(struct inode *inode, int type)
if (old != ACL_NOT_CACHED)
posix_acl_release(old);
}
+
+static inline void forget_all_cached_acls(struct inode *inode)
+{
+ struct posix_acl *old_access, *old_default;
+ spin_lock(&inode->i_lock);
+ old_access = inode->i_acl;
+ old_default = inode->i_default_acl;
+ inode->i_acl = inode->i_default_acl = ACL_NOT_CACHED;
+ spin_unlock(&inode->i_lock);
+ if (old_access != ACL_NOT_CACHED)
+ posix_acl_release(old_access);
+ if (old_default != ACL_NOT_CACHED)
+ posix_acl_release(old_default);
+}
#endif
static inline void cache_no_acl(struct inode *inode)
diff --git a/include/linux/quota.h b/include/linux/quota.h
index 78c48895b12..ce9a9b2e5cd 100644
--- a/include/linux/quota.h
+++ b/include/linux/quota.h
@@ -376,6 +376,17 @@ static inline unsigned int dquot_generic_flag(unsigned int flags, int type)
return flags >> _DQUOT_STATE_FLAGS;
}
+#ifdef CONFIG_QUOTA_NETLINK_INTERFACE
+extern void quota_send_warning(short type, unsigned int id, dev_t dev,
+ const char warntype);
+#else
+static inline void quota_send_warning(short type, unsigned int id, dev_t dev,
+ const char warntype)
+{
+ return;
+}
+#endif /* CONFIG_QUOTA_NETLINK_INTERFACE */
+
struct quota_info {
unsigned int flags; /* Flags for diskquotas on this device */
struct mutex dqio_mutex; /* lock device while I/O in progress */
diff --git a/include/linux/ratelimit.h b/include/linux/ratelimit.h
index 00044b85645..668cf1bef03 100644
--- a/include/linux/ratelimit.h
+++ b/include/linux/ratelimit.h
@@ -1,20 +1,31 @@
#ifndef _LINUX_RATELIMIT_H
#define _LINUX_RATELIMIT_H
+
#include <linux/param.h>
+#include <linux/spinlock_types.h>
-#define DEFAULT_RATELIMIT_INTERVAL (5 * HZ)
-#define DEFAULT_RATELIMIT_BURST 10
+#define DEFAULT_RATELIMIT_INTERVAL (5 * HZ)
+#define DEFAULT_RATELIMIT_BURST 10
struct ratelimit_state {
- int interval;
- int burst;
- int printed;
- int missed;
- unsigned long begin;
+ spinlock_t lock; /* protect the state */
+
+ int interval;
+ int burst;
+ int printed;
+ int missed;
+ unsigned long begin;
};
-#define DEFINE_RATELIMIT_STATE(name, interval, burst) \
- struct ratelimit_state name = {interval, burst,}
+#define DEFINE_RATELIMIT_STATE(name, interval_init, burst_init) \
+ \
+ struct ratelimit_state name = { \
+ .lock = __SPIN_LOCK_UNLOCKED(name.lock), \
+ .interval = interval_init, \
+ .burst = burst_init, \
+ }
+
+extern int ___ratelimit(struct ratelimit_state *rs, const char *func);
+#define __ratelimit(state) ___ratelimit(state, __func__)
-extern int __ratelimit(struct ratelimit_state *rs);
-#endif
+#endif /* _LINUX_RATELIMIT_H */
diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h
index 3ebd0b7bcb0..24440f4bf47 100644
--- a/include/linux/rcupdate.h
+++ b/include/linux/rcupdate.h
@@ -52,11 +52,6 @@ struct rcu_head {
};
/* Exported common interfaces */
-#ifdef CONFIG_TREE_PREEMPT_RCU
-extern void synchronize_rcu(void);
-#else /* #ifdef CONFIG_TREE_PREEMPT_RCU */
-#define synchronize_rcu synchronize_sched
-#endif /* #else #ifdef CONFIG_TREE_PREEMPT_RCU */
extern void synchronize_rcu_bh(void);
extern void synchronize_sched(void);
extern void rcu_barrier(void);
@@ -67,12 +62,11 @@ extern int sched_expedited_torture_stats(char *page);
/* Internal to kernel */
extern void rcu_init(void);
-extern void rcu_scheduler_starting(void);
-extern int rcu_needs_cpu(int cpu);
-extern int rcu_scheduler_active;
#if defined(CONFIG_TREE_RCU) || defined(CONFIG_TREE_PREEMPT_RCU)
#include <linux/rcutree.h>
+#elif defined(CONFIG_TINY_RCU)
+#include <linux/rcutiny.h>
#else
#error "Unknown RCU implementation specified to kernel configuration"
#endif
diff --git a/include/linux/rcutiny.h b/include/linux/rcutiny.h
new file mode 100644
index 00000000000..c4ba9a78721
--- /dev/null
+++ b/include/linux/rcutiny.h
@@ -0,0 +1,104 @@
+/*
+ * Read-Copy Update mechanism for mutual exclusion, the Bloatwatch edition.
+ *
+ * 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 IBM Corporation, 2008
+ *
+ * Author: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
+ *
+ * For detailed explanation of Read-Copy Update mechanism see -
+ * Documentation/RCU
+ */
+#ifndef __LINUX_TINY_H
+#define __LINUX_TINY_H
+
+#include <linux/cache.h>
+
+void rcu_sched_qs(int cpu);
+void rcu_bh_qs(int cpu);
+
+#define __rcu_read_lock() preempt_disable()
+#define __rcu_read_unlock() preempt_enable()
+#define __rcu_read_lock_bh() local_bh_disable()
+#define __rcu_read_unlock_bh() local_bh_enable()
+#define call_rcu_sched call_rcu
+
+#define rcu_init_sched() do { } while (0)
+extern void rcu_check_callbacks(int cpu, int user);
+
+static inline int rcu_needs_cpu(int cpu)
+{
+ return 0;
+}
+
+/*
+ * Return the number of grace periods.
+ */
+static inline long rcu_batches_completed(void)
+{
+ return 0;
+}
+
+/*
+ * Return the number of bottom-half grace periods.
+ */
+static inline long rcu_batches_completed_bh(void)
+{
+ return 0;
+}
+
+extern int rcu_expedited_torture_stats(char *page);
+
+#define synchronize_rcu synchronize_sched
+
+static inline void synchronize_rcu_expedited(void)
+{
+ synchronize_sched();
+}
+
+static inline void synchronize_rcu_bh_expedited(void)
+{
+ synchronize_sched();
+}
+
+struct notifier_block;
+
+#ifdef CONFIG_NO_HZ
+
+extern void rcu_enter_nohz(void);
+extern void rcu_exit_nohz(void);
+
+#else /* #ifdef CONFIG_NO_HZ */
+
+static inline void rcu_enter_nohz(void)
+{
+}
+
+static inline void rcu_exit_nohz(void)
+{
+}
+
+#endif /* #else #ifdef CONFIG_NO_HZ */
+
+static inline void rcu_scheduler_starting(void)
+{
+}
+
+static inline void exit_rcu(void)
+{
+}
+
+#endif /* __LINUX_RCUTINY_H */
diff --git a/include/linux/rcutree.h b/include/linux/rcutree.h
index 9642c6bcb39..c93eee5911b 100644
--- a/include/linux/rcutree.h
+++ b/include/linux/rcutree.h
@@ -34,15 +34,15 @@ struct notifier_block;
extern void rcu_sched_qs(int cpu);
extern void rcu_bh_qs(int cpu);
-extern int rcu_cpu_notify(struct notifier_block *self,
- unsigned long action, void *hcpu);
extern int rcu_needs_cpu(int cpu);
+extern void rcu_scheduler_starting(void);
extern int rcu_expedited_torture_stats(char *page);
#ifdef CONFIG_TREE_PREEMPT_RCU
extern void __rcu_read_lock(void);
extern void __rcu_read_unlock(void);
+extern void synchronize_rcu(void);
extern void exit_rcu(void);
#else /* #ifdef CONFIG_TREE_PREEMPT_RCU */
@@ -57,7 +57,7 @@ static inline void __rcu_read_unlock(void)
preempt_enable();
}
-#define __synchronize_sched() synchronize_rcu()
+#define synchronize_rcu synchronize_sched
static inline void exit_rcu(void)
{
@@ -83,7 +83,6 @@ static inline void synchronize_rcu_bh_expedited(void)
synchronize_sched_expedited();
}
-extern void __rcu_init(void);
extern void rcu_check_callbacks(int cpu, int user);
extern long rcu_batches_completed(void);
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 75e6e60bf58..882dc48163b 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1421,17 +1421,17 @@ struct task_struct {
#endif
#ifdef CONFIG_TRACE_IRQFLAGS
unsigned int irq_events;
- int hardirqs_enabled;
unsigned long hardirq_enable_ip;
- unsigned int hardirq_enable_event;
unsigned long hardirq_disable_ip;
+ unsigned int hardirq_enable_event;
unsigned int hardirq_disable_event;
- int softirqs_enabled;
+ int hardirqs_enabled;
+ int hardirq_context;
unsigned long softirq_disable_ip;
- unsigned int softirq_disable_event;
unsigned long softirq_enable_ip;
+ unsigned int softirq_disable_event;
unsigned int softirq_enable_event;
- int hardirq_context;
+ int softirqs_enabled;
int softirq_context;
#endif
#ifdef CONFIG_LOCKDEP
@@ -2086,11 +2086,18 @@ static inline int is_si_special(const struct siginfo *info)
return info <= SEND_SIG_FORCED;
}
-/* True if we are on the alternate signal stack. */
-
+/*
+ * True if we are on the alternate signal stack.
+ */
static inline int on_sig_stack(unsigned long sp)
{
- return (sp - current->sas_ss_sp < current->sas_ss_size);
+#ifdef CONFIG_STACK_GROWSUP
+ return sp >= current->sas_ss_sp &&
+ sp - current->sas_ss_sp < current->sas_ss_size;
+#else
+ return sp > current->sas_ss_sp &&
+ sp - current->sas_ss_sp <= current->sas_ss_size;
+#endif
}
static inline int sas_ss_flags(unsigned long sp)
diff --git a/include/linux/securebits.h b/include/linux/securebits.h
index d2c5ed845bc..33406174cbe 100644
--- a/include/linux/securebits.h
+++ b/include/linux/securebits.h
@@ -1,6 +1,15 @@
#ifndef _LINUX_SECUREBITS_H
#define _LINUX_SECUREBITS_H 1
+/* Each securesetting is implemented using two bits. One bit specifies
+ whether the setting is on or off. The other bit specify whether the
+ setting is locked or not. A setting which is locked cannot be
+ changed from user-level. */
+#define issecure_mask(X) (1 << (X))
+#ifdef __KERNEL__
+#define issecure(X) (issecure_mask(X) & current_cred_xxx(securebits))
+#endif
+
#define SECUREBITS_DEFAULT 0x00000000
/* When set UID 0 has no special privileges. When unset, we support
@@ -12,6 +21,9 @@
#define SECURE_NOROOT 0
#define SECURE_NOROOT_LOCKED 1 /* make bit-0 immutable */
+#define SECBIT_NOROOT (issecure_mask(SECURE_NOROOT))
+#define SECBIT_NOROOT_LOCKED (issecure_mask(SECURE_NOROOT_LOCKED))
+
/* When set, setuid to/from uid 0 does not trigger capability-"fixup".
When unset, to provide compatiblility with old programs relying on
set*uid to gain/lose privilege, transitions to/from uid 0 cause
@@ -19,6 +31,10 @@
#define SECURE_NO_SETUID_FIXUP 2
#define SECURE_NO_SETUID_FIXUP_LOCKED 3 /* make bit-2 immutable */
+#define SECBIT_NO_SETUID_FIXUP (issecure_mask(SECURE_NO_SETUID_FIXUP))
+#define SECBIT_NO_SETUID_FIXUP_LOCKED \
+ (issecure_mask(SECURE_NO_SETUID_FIXUP_LOCKED))
+
/* When set, a process can retain its capabilities even after
transitioning to a non-root user (the set-uid fixup suppressed by
bit 2). Bit-4 is cleared when a process calls exec(); setting both
@@ -27,12 +43,8 @@
#define SECURE_KEEP_CAPS 4
#define SECURE_KEEP_CAPS_LOCKED 5 /* make bit-4 immutable */
-/* Each securesetting is implemented using two bits. One bit specifies
- whether the setting is on or off. The other bit specify whether the
- setting is locked or not. A setting which is locked cannot be
- changed from user-level. */
-#define issecure_mask(X) (1 << (X))
-#define issecure(X) (issecure_mask(X) & current_cred_xxx(securebits))
+#define SECBIT_KEEP_CAPS (issecure_mask(SECURE_KEEP_CAPS))
+#define SECBIT_KEEP_CAPS_LOCKED (issecure_mask(SECURE_KEEP_CAPS_LOCKED))
#define SECURE_ALL_BITS (issecure_mask(SECURE_NOROOT) | \
issecure_mask(SECURE_NO_SETUID_FIXUP) | \
diff --git a/include/linux/security.h b/include/linux/security.h
index 239e40d0450..466cbadbd1e 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -447,6 +447,22 @@ static inline void security_free_mnt_opts(struct security_mnt_opts *opts)
* @new_dir contains the path structure for parent of the new link.
* @new_dentry contains the dentry structure of the new link.
* Return 0 if permission is granted.
+ * @path_chmod:
+ * Check for permission to change DAC's permission of a file or directory.
+ * @dentry contains the dentry structure.
+ * @mnt contains the vfsmnt structure.
+ * @mode contains DAC's mode.
+ * Return 0 if permission is granted.
+ * @path_chown:
+ * Check for permission to change owner/group of a file or directory.
+ * @path contains the path structure.
+ * @uid contains new owner's ID.
+ * @gid contains new group's ID.
+ * Return 0 if permission is granted.
+ * @path_chroot:
+ * Check for permission to change root directory.
+ * @path contains the path structure.
+ * Return 0 if permission is granted.
* @inode_readlink:
* Check the permission to read the symbolic link.
* @dentry contains the dentry structure for the file link.
@@ -690,6 +706,7 @@ static inline void security_free_mnt_opts(struct security_mnt_opts *opts)
* @kernel_module_request:
* Ability to trigger the kernel to automatically upcall to userspace for
* userspace to load a kernel module with the given name.
+ * @kmod_name name of the module requested by the kernel
* Return 0 if successful.
* @task_setuid:
* Check permission before setting one or more of the user identity
@@ -1488,6 +1505,10 @@ struct security_operations {
struct dentry *new_dentry);
int (*path_rename) (struct path *old_dir, struct dentry *old_dentry,
struct path *new_dir, struct dentry *new_dentry);
+ int (*path_chmod) (struct dentry *dentry, struct vfsmount *mnt,
+ mode_t mode);
+ int (*path_chown) (struct path *path, uid_t uid, gid_t gid);
+ int (*path_chroot) (struct path *path);
#endif
int (*inode_alloc_security) (struct inode *inode);
@@ -1557,7 +1578,7 @@ struct security_operations {
void (*cred_transfer)(struct cred *new, const struct cred *old);
int (*kernel_act_as)(struct cred *new, u32 secid);
int (*kernel_create_files_as)(struct cred *new, struct inode *inode);
- int (*kernel_module_request)(void);
+ int (*kernel_module_request)(char *kmod_name);
int (*task_setuid) (uid_t id0, uid_t id1, uid_t id2, int flags);
int (*task_fix_setuid) (struct cred *new, const struct cred *old,
int flags);
@@ -1822,7 +1843,7 @@ void security_commit_creds(struct cred *new, const struct cred *old);
void security_transfer_creds(struct cred *new, const struct cred *old);
int security_kernel_act_as(struct cred *new, u32 secid);
int security_kernel_create_files_as(struct cred *new, struct inode *inode);
-int security_kernel_module_request(void);
+int security_kernel_module_request(char *kmod_name);
int security_task_setuid(uid_t id0, uid_t id1, uid_t id2, int flags);
int security_task_fix_setuid(struct cred *new, const struct cred *old,
int flags);
@@ -2387,7 +2408,7 @@ static inline int security_kernel_create_files_as(struct cred *cred,
return 0;
}
-static inline int security_kernel_module_request(void)
+static inline int security_kernel_module_request(char *kmod_name)
{
return 0;
}
@@ -2952,6 +2973,10 @@ int security_path_link(struct dentry *old_dentry, struct path *new_dir,
struct dentry *new_dentry);
int security_path_rename(struct path *old_dir, struct dentry *old_dentry,
struct path *new_dir, struct dentry *new_dentry);
+int security_path_chmod(struct dentry *dentry, struct vfsmount *mnt,
+ mode_t mode);
+int security_path_chown(struct path *path, uid_t uid, gid_t gid);
+int security_path_chroot(struct path *path);
#else /* CONFIG_SECURITY_PATH */
static inline int security_path_unlink(struct path *dir, struct dentry *dentry)
{
@@ -3001,6 +3026,23 @@ static inline int security_path_rename(struct path *old_dir,
{
return 0;
}
+
+static inline int security_path_chmod(struct dentry *dentry,
+ struct vfsmount *mnt,
+ mode_t mode)
+{
+ return 0;
+}
+
+static inline int security_path_chown(struct path *path, uid_t uid, gid_t gid)
+{
+ return 0;
+}
+
+static inline int security_path_chroot(struct path *path)
+{
+ return 0;
+}
#endif /* CONFIG_SECURITY_PATH */
#ifdef CONFIG_KEYS
diff --git a/include/linux/smp.h b/include/linux/smp.h
index 39c64bae776..7a0570e6a59 100644
--- a/include/linux/smp.h
+++ b/include/linux/smp.h
@@ -76,6 +76,9 @@ void smp_call_function_many(const struct cpumask *mask,
void __smp_call_function_single(int cpuid, struct call_single_data *data,
int wait);
+int smp_call_function_any(const struct cpumask *mask,
+ void (*func)(void *info), void *info, int wait);
+
/*
* Generic and arch helpers
*/
@@ -137,9 +140,15 @@ static inline void smp_send_reschedule(int cpu) { }
#define smp_prepare_boot_cpu() do {} while (0)
#define smp_call_function_many(mask, func, info, wait) \
(up_smp_call_function(func, info))
-static inline void init_call_single_data(void)
+static inline void init_call_single_data(void) { }
+
+static inline int
+smp_call_function_any(const struct cpumask *mask, void (*func)(void *info),
+ void *info, int wait)
{
+ return smp_call_function_single(0, func, info, wait);
}
+
#endif /* !SMP */
/*
diff --git a/include/linux/smp_lock.h b/include/linux/smp_lock.h
index 813be59bf34..2ea1dd1ba21 100644
--- a/include/linux/smp_lock.h
+++ b/include/linux/smp_lock.h
@@ -24,8 +24,21 @@ static inline int reacquire_kernel_lock(struct task_struct *task)
return 0;
}
-extern void __lockfunc lock_kernel(void) __acquires(kernel_lock);
-extern void __lockfunc unlock_kernel(void) __releases(kernel_lock);
+extern void __lockfunc
+_lock_kernel(const char *func, const char *file, int line)
+__acquires(kernel_lock);
+
+extern void __lockfunc
+_unlock_kernel(const char *func, const char *file, int line)
+__releases(kernel_lock);
+
+#define lock_kernel() do { \
+ _lock_kernel(__func__, __FILE__, __LINE__); \
+} while (0)
+
+#define unlock_kernel() do { \
+ _unlock_kernel(__func__, __FILE__, __LINE__); \
+} while (0)
/*
* Various legacy drivers don't really need the BKL in a specific
@@ -41,8 +54,8 @@ static inline void cycle_kernel_lock(void)
#else
-#define lock_kernel() do { } while(0)
-#define unlock_kernel() do { } while(0)
+#define lock_kernel()
+#define unlock_kernel()
#define release_kernel_lock(task) do { } while(0)
#define cycle_kernel_lock() do { } while(0)
#define reacquire_kernel_lock(task) 0
diff --git a/include/linux/spinlock.h b/include/linux/spinlock.h
index f0ca7a7a175..71dccfeb0d8 100644
--- a/include/linux/spinlock.h
+++ b/include/linux/spinlock.h
@@ -79,8 +79,6 @@
*/
#include <linux/spinlock_types.h>
-extern int __lockfunc generic__raw_read_trylock(raw_rwlock_t *lock);
-
/*
* Pull the __raw*() functions/declarations (UP-nondebug doesnt need them):
*/
@@ -102,7 +100,7 @@ do { \
#else
# define spin_lock_init(lock) \
- do { *(lock) = SPIN_LOCK_UNLOCKED; } while (0)
+ do { *(lock) = __SPIN_LOCK_UNLOCKED(lock); } while (0)
#endif
#ifdef CONFIG_DEBUG_SPINLOCK
@@ -116,7 +114,7 @@ do { \
} while (0)
#else
# define rwlock_init(lock) \
- do { *(lock) = RW_LOCK_UNLOCKED; } while (0)
+ do { *(lock) = __RW_LOCK_UNLOCKED(lock); } while (0)
#endif
#define spin_is_locked(lock) __raw_spin_is_locked(&(lock)->raw_lock)
diff --git a/include/linux/spinlock_api_smp.h b/include/linux/spinlock_api_smp.h
index 7a7e18fc241..8264a7f459b 100644
--- a/include/linux/spinlock_api_smp.h
+++ b/include/linux/spinlock_api_smp.h
@@ -60,137 +60,118 @@ void __lockfunc _read_unlock_irqrestore(rwlock_t *lock, unsigned long flags)
void __lockfunc _write_unlock_irqrestore(rwlock_t *lock, unsigned long flags)
__releases(lock);
-/*
- * We inline the unlock functions in the nondebug case:
- */
-#if !defined(CONFIG_DEBUG_SPINLOCK) && !defined(CONFIG_PREEMPT)
-#define __always_inline__spin_unlock
-#define __always_inline__read_unlock
-#define __always_inline__write_unlock
-#define __always_inline__spin_unlock_irq
-#define __always_inline__read_unlock_irq
-#define __always_inline__write_unlock_irq
-#endif
-
-#ifndef CONFIG_DEBUG_SPINLOCK
-#ifndef CONFIG_GENERIC_LOCKBREAK
-
-#ifdef __always_inline__spin_lock
+#ifdef CONFIG_INLINE_SPIN_LOCK
#define _spin_lock(lock) __spin_lock(lock)
#endif
-#ifdef __always_inline__read_lock
+#ifdef CONFIG_INLINE_READ_LOCK
#define _read_lock(lock) __read_lock(lock)
#endif
-#ifdef __always_inline__write_lock
+#ifdef CONFIG_INLINE_WRITE_LOCK
#define _write_lock(lock) __write_lock(lock)
#endif
-#ifdef __always_inline__spin_lock_bh
+#ifdef CONFIG_INLINE_SPIN_LOCK_BH
#define _spin_lock_bh(lock) __spin_lock_bh(lock)
#endif
-#ifdef __always_inline__read_lock_bh
+#ifdef CONFIG_INLINE_READ_LOCK_BH
#define _read_lock_bh(lock) __read_lock_bh(lock)
#endif
-#ifdef __always_inline__write_lock_bh
+#ifdef CONFIG_INLINE_WRITE_LOCK_BH
#define _write_lock_bh(lock) __write_lock_bh(lock)
#endif
-#ifdef __always_inline__spin_lock_irq
+#ifdef CONFIG_INLINE_SPIN_LOCK_IRQ
#define _spin_lock_irq(lock) __spin_lock_irq(lock)
#endif
-#ifdef __always_inline__read_lock_irq
+#ifdef CONFIG_INLINE_READ_LOCK_IRQ
#define _read_lock_irq(lock) __read_lock_irq(lock)
#endif
-#ifdef __always_inline__write_lock_irq
+#ifdef CONFIG_INLINE_WRITE_LOCK_IRQ
#define _write_lock_irq(lock) __write_lock_irq(lock)
#endif
-#ifdef __always_inline__spin_lock_irqsave
+#ifdef CONFIG_INLINE_SPIN_LOCK_IRQSAVE
#define _spin_lock_irqsave(lock) __spin_lock_irqsave(lock)
#endif
-#ifdef __always_inline__read_lock_irqsave
+#ifdef CONFIG_INLINE_READ_LOCK_IRQSAVE
#define _read_lock_irqsave(lock) __read_lock_irqsave(lock)
#endif
-#ifdef __always_inline__write_lock_irqsave
+#ifdef CONFIG_INLINE_WRITE_LOCK_IRQSAVE
#define _write_lock_irqsave(lock) __write_lock_irqsave(lock)
#endif
-#endif /* !CONFIG_GENERIC_LOCKBREAK */
-
-#ifdef __always_inline__spin_trylock
+#ifdef CONFIG_INLINE_SPIN_TRYLOCK
#define _spin_trylock(lock) __spin_trylock(lock)
#endif
-#ifdef __always_inline__read_trylock
+#ifdef CONFIG_INLINE_READ_TRYLOCK
#define _read_trylock(lock) __read_trylock(lock)
#endif
-#ifdef __always_inline__write_trylock
+#ifdef CONFIG_INLINE_WRITE_TRYLOCK
#define _write_trylock(lock) __write_trylock(lock)
#endif
-#ifdef __always_inline__spin_trylock_bh
+#ifdef CONFIG_INLINE_SPIN_TRYLOCK_BH
#define _spin_trylock_bh(lock) __spin_trylock_bh(lock)
#endif
-#ifdef __always_inline__spin_unlock
+#ifdef CONFIG_INLINE_SPIN_UNLOCK
#define _spin_unlock(lock) __spin_unlock(lock)
#endif
-#ifdef __always_inline__read_unlock
+#ifdef CONFIG_INLINE_READ_UNLOCK
#define _read_unlock(lock) __read_unlock(lock)
#endif
-#ifdef __always_inline__write_unlock
+#ifdef CONFIG_INLINE_WRITE_UNLOCK
#define _write_unlock(lock) __write_unlock(lock)
#endif
-#ifdef __always_inline__spin_unlock_bh
+#ifdef CONFIG_INLINE_SPIN_UNLOCK_BH
#define _spin_unlock_bh(lock) __spin_unlock_bh(lock)
#endif
-#ifdef __always_inline__read_unlock_bh
+#ifdef CONFIG_INLINE_READ_UNLOCK_BH
#define _read_unlock_bh(lock) __read_unlock_bh(lock)
#endif
-#ifdef __always_inline__write_unlock_bh
+#ifdef CONFIG_INLINE_WRITE_UNLOCK_BH
#define _write_unlock_bh(lock) __write_unlock_bh(lock)
#endif
-#ifdef __always_inline__spin_unlock_irq
+#ifdef CONFIG_INLINE_SPIN_UNLOCK_IRQ
#define _spin_unlock_irq(lock) __spin_unlock_irq(lock)
#endif
-#ifdef __always_inline__read_unlock_irq
+#ifdef CONFIG_INLINE_READ_UNLOCK_IRQ
#define _read_unlock_irq(lock) __read_unlock_irq(lock)
#endif
-#ifdef __always_inline__write_unlock_irq
+#ifdef CONFIG_INLINE_WRITE_UNLOCK_IRQ
#define _write_unlock_irq(lock) __write_unlock_irq(lock)
#endif
-#ifdef __always_inline__spin_unlock_irqrestore
+#ifdef CONFIG_INLINE_SPIN_UNLOCK_IRQRESTORE
#define _spin_unlock_irqrestore(lock, flags) __spin_unlock_irqrestore(lock, flags)
#endif
-#ifdef __always_inline__read_unlock_irqrestore
+#ifdef CONFIG_INLINE_READ_UNLOCK_IRQRESTORE
#define _read_unlock_irqrestore(lock, flags) __read_unlock_irqrestore(lock, flags)
#endif
-#ifdef __always_inline__write_unlock_irqrestore
+#ifdef CONFIG_INLINE_WRITE_UNLOCK_IRQRESTORE
#define _write_unlock_irqrestore(lock, flags) __write_unlock_irqrestore(lock, flags)
#endif
-#endif /* CONFIG_DEBUG_SPINLOCK */
-
static inline int __spin_trylock(spinlock_t *lock)
{
preempt_disable();
diff --git a/include/linux/srcu.h b/include/linux/srcu.h
index aca0eee5393..4765d97dcaf 100644
--- a/include/linux/srcu.h
+++ b/include/linux/srcu.h
@@ -48,6 +48,7 @@ void cleanup_srcu_struct(struct srcu_struct *sp);
int srcu_read_lock(struct srcu_struct *sp) __acquires(sp);
void srcu_read_unlock(struct srcu_struct *sp, int idx) __releases(sp);
void synchronize_srcu(struct srcu_struct *sp);
+void synchronize_srcu_expedited(struct srcu_struct *sp);
long srcu_batches_completed(struct srcu_struct *sp);
#endif
diff --git a/include/linux/swiotlb.h b/include/linux/swiotlb.h
index 73b1f1cec42..febedcf67c7 100644
--- a/include/linux/swiotlb.h
+++ b/include/linux/swiotlb.h
@@ -7,6 +7,8 @@ struct device;
struct dma_attrs;
struct scatterlist;
+extern int swiotlb_force;
+
/*
* Maximum allowable number of contiguous slabs to map,
* must be a power of 2. What is the appropriate value ?
@@ -20,8 +22,7 @@ struct scatterlist;
*/
#define IO_TLB_SHIFT 11
-extern void
-swiotlb_init(void);
+extern void swiotlb_init(int verbose);
extern void
*swiotlb_alloc_coherent(struct device *hwdev, size_t size,
@@ -88,4 +89,11 @@ swiotlb_dma_mapping_error(struct device *hwdev, dma_addr_t dma_addr);
extern int
swiotlb_dma_supported(struct device *hwdev, u64 mask);
+#ifdef CONFIG_SWIOTLB
+extern void __init swiotlb_free(void);
+#else
+static inline void swiotlb_free(void) { }
+#endif
+
+extern void swiotlb_print_info(void);
#endif /* __LINUX_SWIOTLB_H */
diff --git a/include/linux/tpm.h b/include/linux/tpm.h
index 3338b3f5c21..ac5d1c1285d 100644
--- a/include/linux/tpm.h
+++ b/include/linux/tpm.h
@@ -27,9 +27,16 @@
*/
#define TPM_ANY_NUM 0xFFFF
-#if defined(CONFIG_TCG_TPM)
+#if defined(CONFIG_TCG_TPM) || defined(CONFIG_TCG_TPM_MODULE)
extern int tpm_pcr_read(u32 chip_num, int pcr_idx, u8 *res_buf);
extern int tpm_pcr_extend(u32 chip_num, int pcr_idx, const u8 *hash);
+#else
+static inline int tpm_pcr_read(u32 chip_num, int pcr_idx, u8 *res_buf) {
+ return -ENODEV;
+}
+static inline int tpm_pcr_extend(u32 chip_num, int pcr_idx, const u8 *hash) {
+ return -ENODEV;
+}
#endif
#endif