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-rw-r--r--include/acpi/acoutput.h2
-rw-r--r--include/acpi/platform/aclinux.h6
-rw-r--r--include/asm-generic/bug.h7
-rw-r--r--include/linux/bottom_half.h1
-rw-r--r--include/linux/debug_locks.h2
-rw-r--r--include/linux/futex.h5
-rw-r--r--include/linux/kernel.h11
-rw-r--r--include/linux/lockdep.h43
-rw-r--r--include/linux/mutex.h2
-rw-r--r--include/linux/netfilter/nfnetlink_conntrack.h1
-rw-r--r--include/linux/swiotlb.h22
-rw-r--r--include/linux/uaccess.h2
-rw-r--r--include/net/irda/irda_device.h4
13 files changed, 91 insertions, 17 deletions
diff --git a/include/acpi/acoutput.h b/include/acpi/acoutput.h
index 09d33c7740f..db8852d8bcf 100644
--- a/include/acpi/acoutput.h
+++ b/include/acpi/acoutput.h
@@ -172,7 +172,7 @@
/* Defaults for debug_level, debug and normal */
-#define ACPI_DEBUG_DEFAULT (ACPI_LV_INIT | ACPI_LV_DEBUG_OBJECT)
+#define ACPI_DEBUG_DEFAULT (ACPI_LV_INFO)
#define ACPI_NORMAL_DEFAULT (ACPI_LV_INIT | ACPI_LV_DEBUG_OBJECT)
#define ACPI_DEBUG_ALL (ACPI_LV_AML_DISASSEMBLE | ACPI_LV_ALL_EXCEPTIONS | ACPI_LV_ALL)
diff --git a/include/acpi/platform/aclinux.h b/include/acpi/platform/aclinux.h
index 029c8c06c15..0515e754449 100644
--- a/include/acpi/platform/aclinux.h
+++ b/include/acpi/platform/aclinux.h
@@ -141,6 +141,10 @@ static inline void *acpi_os_acquire_object(acpi_cache_t * cache)
/*
* We need to show where it is safe to preempt execution of ACPICA
*/
-#define ACPI_PREEMPTION_POINT() cond_resched()
+#define ACPI_PREEMPTION_POINT() \
+ do { \
+ if (!irqs_disabled()) \
+ cond_resched(); \
+ } while (0)
#endif /* __ACLINUX_H__ */
diff --git a/include/asm-generic/bug.h b/include/asm-generic/bug.h
index 12c07c1866b..b8ba6941f58 100644
--- a/include/asm-generic/bug.h
+++ b/include/asm-generic/bug.h
@@ -33,15 +33,14 @@ struct bug_entry {
#ifndef __WARN
#ifndef __ASSEMBLY__
-extern void warn_on_slowpath(const char *file, const int line);
extern void warn_slowpath(const char *file, const int line,
const char *fmt, ...) __attribute__((format(printf, 3, 4)));
#define WANT_WARN_ON_SLOWPATH
#endif
-#define __WARN() warn_on_slowpath(__FILE__, __LINE__)
-#define __WARN_printf(arg...) warn_slowpath(__FILE__, __LINE__, arg)
+#define __WARN() warn_slowpath(__FILE__, __LINE__, NULL)
+#define __WARN_printf(arg...) warn_slowpath(__FILE__, __LINE__, arg)
#else
-#define __WARN_printf(arg...) do { printk(arg); __WARN(); } while (0)
+#define __WARN_printf(arg...) do { printk(arg); __WARN(); } while (0)
#endif
#ifndef WARN_ON
diff --git a/include/linux/bottom_half.h b/include/linux/bottom_half.h
index 777dbf695d4..27b1bcffe40 100644
--- a/include/linux/bottom_half.h
+++ b/include/linux/bottom_half.h
@@ -2,7 +2,6 @@
#define _LINUX_BH_H
extern void local_bh_disable(void);
-extern void __local_bh_enable(void);
extern void _local_bh_enable(void);
extern void local_bh_enable(void);
extern void local_bh_enable_ip(unsigned long ip);
diff --git a/include/linux/debug_locks.h b/include/linux/debug_locks.h
index 4aaa4afb1cb..096476f1fb3 100644
--- a/include/linux/debug_locks.h
+++ b/include/linux/debug_locks.h
@@ -17,7 +17,7 @@ extern int debug_locks_off(void);
({ \
int __ret = 0; \
\
- if (unlikely(c)) { \
+ if (!oops_in_progress && unlikely(c)) { \
if (debug_locks_off() && !debug_locks_silent) \
WARN_ON(1); \
__ret = 1; \
diff --git a/include/linux/futex.h b/include/linux/futex.h
index 586ab56a3ec..3bf5bb5a34f 100644
--- a/include/linux/futex.h
+++ b/include/linux/futex.h
@@ -25,7 +25,8 @@ union ktime;
#define FUTEX_WAKE_BITSET 10
#define FUTEX_PRIVATE_FLAG 128
-#define FUTEX_CMD_MASK ~FUTEX_PRIVATE_FLAG
+#define FUTEX_CLOCK_REALTIME 256
+#define FUTEX_CMD_MASK ~(FUTEX_PRIVATE_FLAG | FUTEX_CLOCK_REALTIME)
#define FUTEX_WAIT_PRIVATE (FUTEX_WAIT | FUTEX_PRIVATE_FLAG)
#define FUTEX_WAKE_PRIVATE (FUTEX_WAKE | FUTEX_PRIVATE_FLAG)
@@ -164,6 +165,8 @@ union futex_key {
} both;
};
+#define FUTEX_KEY_INIT (union futex_key) { .both = { .ptr = NULL } }
+
#ifdef CONFIG_FUTEX
extern void exit_robust_list(struct task_struct *curr);
extern void exit_pi_state_list(struct task_struct *curr);
diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index dc7e0d0a647..269df5a17b3 100644
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -141,6 +141,15 @@ extern int _cond_resched(void);
(__x < 0) ? -__x : __x; \
})
+#ifdef CONFIG_PROVE_LOCKING
+void might_fault(void);
+#else
+static inline void might_fault(void)
+{
+ might_sleep();
+}
+#endif
+
extern struct atomic_notifier_head panic_notifier_list;
extern long (*panic_blink)(long time);
NORET_TYPE void panic(const char * fmt, ...)
@@ -188,6 +197,8 @@ extern unsigned long long memparse(const char *ptr, char **retptr);
extern int core_kernel_text(unsigned long addr);
extern int __kernel_text_address(unsigned long addr);
extern int kernel_text_address(unsigned long addr);
+extern int func_ptr_is_kernel_text(void *ptr);
+
struct pid;
extern struct pid *session_of_pgrp(struct pid *pgrp);
diff --git a/include/linux/lockdep.h b/include/linux/lockdep.h
index 29aec6e1002..37a0361f468 100644
--- a/include/linux/lockdep.h
+++ b/include/linux/lockdep.h
@@ -73,6 +73,8 @@ struct lock_class_key {
struct lockdep_subclass_key subkeys[MAX_LOCKDEP_SUBCLASSES];
};
+#define LOCKSTAT_POINTS 4
+
/*
* The lock-class itself:
*/
@@ -119,7 +121,8 @@ struct lock_class {
int name_version;
#ifdef CONFIG_LOCK_STAT
- unsigned long contention_point[4];
+ unsigned long contention_point[LOCKSTAT_POINTS];
+ unsigned long contending_point[LOCKSTAT_POINTS];
#endif
};
@@ -144,6 +147,7 @@ enum bounce_type {
struct lock_class_stats {
unsigned long contention_point[4];
+ unsigned long contending_point[4];
struct lock_time read_waittime;
struct lock_time write_waittime;
struct lock_time read_holdtime;
@@ -165,6 +169,7 @@ struct lockdep_map {
const char *name;
#ifdef CONFIG_LOCK_STAT
int cpu;
+ unsigned long ip;
#endif
};
@@ -309,8 +314,15 @@ extern void lock_acquire(struct lockdep_map *lock, unsigned int subclass,
extern void lock_release(struct lockdep_map *lock, int nested,
unsigned long ip);
-extern void lock_set_subclass(struct lockdep_map *lock, unsigned int subclass,
- unsigned long ip);
+extern void lock_set_class(struct lockdep_map *lock, const char *name,
+ struct lock_class_key *key, unsigned int subclass,
+ unsigned long ip);
+
+static inline void lock_set_subclass(struct lockdep_map *lock,
+ unsigned int subclass, unsigned long ip)
+{
+ lock_set_class(lock, lock->name, lock->key, subclass, ip);
+}
# define INIT_LOCKDEP .lockdep_recursion = 0,
@@ -328,6 +340,7 @@ static inline void lockdep_on(void)
# define lock_acquire(l, s, t, r, c, n, i) do { } while (0)
# define lock_release(l, n, i) do { } while (0)
+# define lock_set_class(l, n, k, s, i) do { } while (0)
# define lock_set_subclass(l, s, i) do { } while (0)
# define lockdep_init() do { } while (0)
# define lockdep_info() do { } while (0)
@@ -356,7 +369,7 @@ struct lock_class_key { };
#ifdef CONFIG_LOCK_STAT
extern void lock_contended(struct lockdep_map *lock, unsigned long ip);
-extern void lock_acquired(struct lockdep_map *lock);
+extern void lock_acquired(struct lockdep_map *lock, unsigned long ip);
#define LOCK_CONTENDED(_lock, try, lock) \
do { \
@@ -364,13 +377,13 @@ do { \
lock_contended(&(_lock)->dep_map, _RET_IP_); \
lock(_lock); \
} \
- lock_acquired(&(_lock)->dep_map); \
+ lock_acquired(&(_lock)->dep_map, _RET_IP_); \
} while (0)
#else /* CONFIG_LOCK_STAT */
#define lock_contended(lockdep_map, ip) do {} while (0)
-#define lock_acquired(lockdep_map) do {} while (0)
+#define lock_acquired(lockdep_map, ip) do {} while (0)
#define LOCK_CONTENDED(_lock, try, lock) \
lock(_lock)
@@ -481,4 +494,22 @@ static inline void print_irqtrace_events(struct task_struct *curr)
# define lock_map_release(l) do { } while (0)
#endif
+#ifdef CONFIG_PROVE_LOCKING
+# define might_lock(lock) \
+do { \
+ typecheck(struct lockdep_map *, &(lock)->dep_map); \
+ lock_acquire(&(lock)->dep_map, 0, 0, 0, 2, NULL, _THIS_IP_); \
+ lock_release(&(lock)->dep_map, 0, _THIS_IP_); \
+} while (0)
+# define might_lock_read(lock) \
+do { \
+ typecheck(struct lockdep_map *, &(lock)->dep_map); \
+ lock_acquire(&(lock)->dep_map, 0, 0, 1, 2, NULL, _THIS_IP_); \
+ lock_release(&(lock)->dep_map, 0, _THIS_IP_); \
+} while (0)
+#else
+# define might_lock(lock) do { } while (0)
+# define might_lock_read(lock) do { } while (0)
+#endif
+
#endif /* __LINUX_LOCKDEP_H */
diff --git a/include/linux/mutex.h b/include/linux/mutex.h
index bc6da10ceee..7a0e5c4f807 100644
--- a/include/linux/mutex.h
+++ b/include/linux/mutex.h
@@ -144,6 +144,8 @@ extern int __must_check mutex_lock_killable(struct mutex *lock);
/*
* NOTE: mutex_trylock() follows the spin_trylock() convention,
* not the down_trylock() convention!
+ *
+ * Returns 1 if the mutex has been acquired successfully, and 0 on contention.
*/
extern int mutex_trylock(struct mutex *lock);
extern void mutex_unlock(struct mutex *lock);
diff --git a/include/linux/netfilter/nfnetlink_conntrack.h b/include/linux/netfilter/nfnetlink_conntrack.h
index c19595c8930..29fe9ea1d34 100644
--- a/include/linux/netfilter/nfnetlink_conntrack.h
+++ b/include/linux/netfilter/nfnetlink_conntrack.h
@@ -141,6 +141,7 @@ enum ctattr_protonat {
#define CTA_PROTONAT_MAX (__CTA_PROTONAT_MAX - 1)
enum ctattr_natseq {
+ CTA_NAT_SEQ_UNSPEC,
CTA_NAT_SEQ_CORRECTION_POS,
CTA_NAT_SEQ_OFFSET_BEFORE,
CTA_NAT_SEQ_OFFSET_AFTER,
diff --git a/include/linux/swiotlb.h b/include/linux/swiotlb.h
index b18ec5533e8..325af1de035 100644
--- a/include/linux/swiotlb.h
+++ b/include/linux/swiotlb.h
@@ -7,9 +7,31 @@ struct device;
struct dma_attrs;
struct scatterlist;
+/*
+ * Maximum allowable number of contiguous slabs to map,
+ * must be a power of 2. What is the appropriate value ?
+ * The complexity of {map,unmap}_single is linearly dependent on this value.
+ */
+#define IO_TLB_SEGSIZE 128
+
+
+/*
+ * log of the size of each IO TLB slab. The number of slabs is command line
+ * controllable.
+ */
+#define IO_TLB_SHIFT 11
+
extern void
swiotlb_init(void);
+extern void *swiotlb_alloc_boot(size_t bytes, unsigned long nslabs);
+extern void *swiotlb_alloc(unsigned order, unsigned long nslabs);
+
+extern dma_addr_t swiotlb_phys_to_bus(phys_addr_t address);
+extern phys_addr_t swiotlb_bus_to_phys(dma_addr_t address);
+
+extern int swiotlb_arch_range_needs_mapping(void *ptr, size_t size);
+
extern void
*swiotlb_alloc_coherent(struct device *hwdev, size_t size,
dma_addr_t *dma_handle, gfp_t flags);
diff --git a/include/linux/uaccess.h b/include/linux/uaccess.h
index fec6decfb98..6b58367d145 100644
--- a/include/linux/uaccess.h
+++ b/include/linux/uaccess.h
@@ -78,7 +78,7 @@ static inline unsigned long __copy_from_user_nocache(void *to,
\
set_fs(KERNEL_DS); \
pagefault_disable(); \
- ret = __get_user(retval, (__force typeof(retval) __user *)(addr)); \
+ ret = __copy_from_user_inatomic(&(retval), (__force typeof(retval) __user *)(addr), sizeof(retval)); \
pagefault_enable(); \
set_fs(old_fs); \
ret; \
diff --git a/include/net/irda/irda_device.h b/include/net/irda/irda_device.h
index 3025ae17ddb..94c852d47d0 100644
--- a/include/net/irda/irda_device.h
+++ b/include/net/irda/irda_device.h
@@ -135,9 +135,11 @@ struct dongle_reg {
/*
* Per-packet information we need to hide inside sk_buff
- * (must not exceed 48 bytes, check with struct sk_buff)
+ * (must not exceed 48 bytes, check with struct sk_buff)
+ * The default_qdisc_pad field is a temporary hack.
*/
struct irda_skb_cb {
+ unsigned int default_qdisc_pad;
magic_t magic; /* Be sure that we can trust the information */
__u32 next_speed; /* The Speed to be set *after* this frame */
__u16 mtt; /* Minimum turn around time */
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-21 23:44:41 +0000