Merge commit 'v2.6.28-rc7' into x86/cleanups

16 files changed, 30 insertions, 27 deletions

diff --git a/include/linux/compat.h b/include/linux/compat.h
index f061a1ea1b7..e88f3ecf38b 100644
--- a/include/linux/compat.h
+++ b/include/linux/compat.h
@@ -252,12 +252,10 @@ extern int compat_ptrace_request(struct task_struct *child,
 				 compat_long_t request,
 				 compat_ulong_t addr, compat_ulong_t data);
 
-#ifdef __ARCH_WANT_COMPAT_SYS_PTRACE
 extern long compat_arch_ptrace(struct task_struct *child, compat_long_t request,
 			       compat_ulong_t addr, compat_ulong_t data);
 asmlinkage long compat_sys_ptrace(compat_long_t request, compat_long_t pid,
 				  compat_long_t addr, compat_long_t data);
-#endif	/* __ARCH_WANT_COMPAT_SYS_PTRACE */
 
 /*
  * epoll (fs/eventpoll.c) compat bits follow ...
diff --git a/include/linux/cpuset.h b/include/linux/cpuset.h
index 2691926fb50..8e540d32c9f 100644
--- a/include/linux/cpuset.h
+++ b/include/linux/cpuset.h
@@ -74,8 +74,6 @@ static inline int cpuset_do_slab_mem_spread(void)
 	return current->flags & PF_SPREAD_SLAB;
 }
 
-extern void cpuset_track_online_nodes(void);
-
 extern int current_cpuset_is_being_rebound(void);
 
 extern void rebuild_sched_domains(void);
@@ -151,8 +149,6 @@ static inline int cpuset_do_slab_mem_spread(void)
 	return 0;
 }
 
-static inline void cpuset_track_online_nodes(void) {}
-
 static inline int current_cpuset_is_being_rebound(void)
 {
 	return 0;
diff --git a/include/linux/genhd.h b/include/linux/genhd.h
index e439e6aed83..3df7742ce24 100644
--- a/include/linux/genhd.h
+++ b/include/linux/genhd.h
@@ -522,7 +522,9 @@ extern char *disk_name (struct gendisk *hd, int partno, char *buf);
 
 extern int disk_expand_part_tbl(struct gendisk *disk, int target);
 extern int rescan_partitions(struct gendisk *disk, struct block_device *bdev);
-extern int __must_check add_partition(struct gendisk *, int, sector_t, sector_t, int);
+extern struct hd_struct * __must_check add_partition(struct gendisk *disk,
+						     int partno, sector_t start,
+						     sector_t len, int flags);
 extern void delete_partition(struct gendisk *, int);
 extern void printk_all_partitions(void);
 
diff --git a/include/linux/highmem.h b/include/linux/highmem.h
index 7dcbc82f3b7..13875ce9112 100644
--- a/include/linux/highmem.h
+++ b/include/linux/highmem.h
@@ -63,12 +63,14 @@ static inline void *kmap_atomic(struct page *page, enum km_type idx)
 #endif /* CONFIG_HIGHMEM */
 
 /* when CONFIG_HIGHMEM is not set these will be plain clear/copy_page */
+#ifndef clear_user_highpage
 static inline void clear_user_highpage(struct page *page, unsigned long vaddr)
 {
 	void *addr = kmap_atomic(page, KM_USER0);
 	clear_user_page(addr, vaddr, page);
 	kunmap_atomic(addr, KM_USER0);
 }
+#endif
 
 #ifndef __HAVE_ARCH_ALLOC_ZEROED_USER_HIGHPAGE
 /**
diff --git a/include/linux/idr.h b/include/linux/idr.h
index fa035f96f2a..dd846df8cd3 100644
--- a/include/linux/idr.h
+++ b/include/linux/idr.h
@@ -52,13 +52,14 @@ struct idr_layer {
 	unsigned long		 bitmap; /* A zero bit means "space here" */
 	struct idr_layer	*ary[1<<IDR_BITS];
 	int			 count;	 /* When zero, we can release it */
+	int			 layer;	 /* distance from leaf */
 	struct rcu_head		 rcu_head;
 };
 
 struct idr {
 	struct idr_layer *top;
 	struct idr_layer *id_free;
-	int		  layers;
+	int		  layers; /* only valid without concurrent changes */
 	int		  id_free_cnt;
 	spinlock_t	  lock;
 };
diff --git a/include/linux/input.h b/include/linux/input.h
index b86fb5581ce..5341e8251f8 100644
--- a/include/linux/input.h
+++ b/include/linux/input.h
@@ -238,6 +238,7 @@ struct input_absinfo {
 #define KEY_KPEQUAL		117
 #define KEY_KPPLUSMINUS		118
 #define KEY_PAUSE		119
+#define KEY_SCALE		120	/* AL Compiz Scale (Expose) */
 
 #define KEY_KPCOMMA		121
 #define KEY_HANGEUL		122
@@ -322,6 +323,7 @@ struct input_absinfo {
 #define KEY_PAUSECD		201
 #define KEY_PROG3		202
 #define KEY_PROG4		203
+#define KEY_DASHBOARD		204	/* AL Dashboard */
 #define KEY_SUSPEND		205
 #define KEY_CLOSE		206	/* AC Close */
 #define KEY_PLAY		207
diff --git a/include/linux/irq.h b/include/linux/irq.h
index d058c57be02..3dddfa703eb 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -63,7 +63,8 @@ typedef	void (*irq_flow_handler_t)(unsigned int irq,
 #define IRQ_MOVE_PENDING	0x00200000	/* need to re-target IRQ destination */
 #define IRQ_NO_BALANCING	0x00400000	/* IRQ is excluded from balancing */
 #define IRQ_SPURIOUS_DISABLED	0x00800000	/* IRQ was disabled by the spurious trap */
-#define IRQ_MOVE_PCNTXT	0x01000000	/* IRQ migration from process context */
+#define IRQ_MOVE_PCNTXT		0x01000000	/* IRQ migration from process context */
+#define IRQ_AFFINITY_SET	0x02000000	/* IRQ affinity was set from userspace*/
 
 #ifdef CONFIG_IRQ_PER_CPU
 # define CHECK_IRQ_PER_CPU(var) ((var) & IRQ_PER_CPU)
@@ -130,7 +131,7 @@ struct irq_chip {
 
 /**
  * struct irq_desc - interrupt descriptor
- *
+ * @irq:		interrupt number for this descriptor
  * @handle_irq:		highlevel irq-events handler [if NULL, __do_IRQ()]
  * @chip:		low level interrupt hardware access
  * @msi_desc:		MSI descriptor
@@ -149,7 +150,6 @@ struct irq_chip {
  * @cpu:		cpu index useful for balancing
  * @pending_mask:	pending rebalanced interrupts
  * @dir:		/proc/irq/ procfs entry
- * @affinity_entry:	/proc/irq/smp_affinity procfs entry on SMP
  * @name:		flow handler name for /proc/interrupts output
  */
 struct irq_desc {
@@ -210,7 +210,6 @@ extern int setup_irq(unsigned int irq, struct irqaction *new);
 
 #ifdef CONFIG_GENERIC_PENDING_IRQ
 
-void set_pending_irq(unsigned int irq, cpumask_t mask);
 void move_native_irq(int irq);
 void move_masked_irq(int irq);
 
@@ -228,10 +227,6 @@ static inline void move_masked_irq(int irq)
 {
 }
 
-static inline void set_pending_irq(unsigned int irq, cpumask_t mask)
-{
-}
-
 #endif /* CONFIG_GENERIC_PENDING_IRQ */
 
 #else /* CONFIG_SMP */
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 59b0f1c807b..ed3f26eb5df 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -375,6 +375,7 @@ enum {
 	ATA_HORKAGE_BRIDGE_OK	= (1 << 10),	/* no bridge limits */
 	ATA_HORKAGE_ATAPI_MOD16_DMA = (1 << 11), /* use ATAPI DMA for commands
 						    not multiple of 16 bytes */
+	ATA_HORKAGE_FIRMWARE_WARN = (1 << 12),	/* firwmare update warning */
 
 	 /* DMA mask for user DMA control: User visible values; DO NOT
 	    renumber */
diff --git a/include/linux/lockdep.h b/include/linux/lockdep.h
index 331e5f1c2d8..29aec6e1002 100644
--- a/include/linux/lockdep.h
+++ b/include/linux/lockdep.h
@@ -331,10 +331,11 @@ static inline void lockdep_on(void)
 # define lock_set_subclass(l, s, i)		do { } while (0)
 # define lockdep_init()				do { } while (0)
 # define lockdep_info()				do { } while (0)
-# define lockdep_init_map(lock, name, key, sub)	do { (void)(key); } while (0)
+# define lockdep_init_map(lock, name, key, sub) \
+		do { (void)(name); (void)(key); } while (0)
 # define lockdep_set_class(lock, key)		do { (void)(key); } while (0)
 # define lockdep_set_class_and_name(lock, key, name) \
-		do { (void)(key); } while (0)
+		do { (void)(key); (void)(name); } while (0)
 #define lockdep_set_class_and_subclass(lock, key, sub) \
 		do { (void)(key); } while (0)
 #define lockdep_set_subclass(lock, sub)		do { } while (0)
diff --git a/include/linux/memory.h b/include/linux/memory.h
index 2f5f8a5ef2a..36c82c9e6ea 100644
--- a/include/linux/memory.h
+++ b/include/linux/memory.h
@@ -91,7 +91,7 @@ extern int memory_notify(unsigned long val, void *v);
 
 #ifdef CONFIG_MEMORY_HOTPLUG
 #define hotplug_memory_notifier(fn, pri) {			\
-	static struct notifier_block fn##_mem_nb =		\
+	static __meminitdata struct notifier_block fn##_mem_nb =\
 		{ .notifier_call = fn, .priority = pri };	\
 	register_memory_notifier(&fn##_mem_nb);			\
 }
diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h
index bd9977b8949..371086fd946 100644
--- a/include/linux/mlx4/device.h
+++ b/include/linux/mlx4/device.h
@@ -179,6 +179,7 @@ struct mlx4_caps {
 	int			num_ports;
 	int			vl_cap[MLX4_MAX_PORTS + 1];
 	int			ib_mtu_cap[MLX4_MAX_PORTS + 1];
+	__be32			ib_port_def_cap[MLX4_MAX_PORTS + 1];
 	u64			def_mac[MLX4_MAX_PORTS + 1];
 	int			eth_mtu_cap[MLX4_MAX_PORTS + 1];
 	int			gid_table_len[MLX4_MAX_PORTS + 1];
diff --git a/include/linux/net.h b/include/linux/net.h
index 6dc14a24004..4515efae4c3 100644
--- a/include/linux/net.h
+++ b/include/linux/net.h
@@ -40,7 +40,7 @@
 #define SYS_GETSOCKOPT	15		/* sys_getsockopt(2)		*/
 #define SYS_SENDMSG	16		/* sys_sendmsg(2)		*/
 #define SYS_RECVMSG	17		/* sys_recvmsg(2)		*/
-#define SYS_PACCEPT	18		/* sys_paccept(2)		*/
+#define SYS_ACCEPT4	18		/* sys_accept4(2)		*/
 
 typedef enum {
 	SS_FREE = 0,			/* not allocated		*/
@@ -100,7 +100,7 @@ enum sock_type {
  * remaining bits are used as flags. */
 #define SOCK_TYPE_MASK 0xf
 
-/* Flags for socket, socketpair, paccept */
+/* Flags for socket, socketpair, accept4 */
 #define SOCK_CLOEXEC	O_CLOEXEC
 #ifndef SOCK_NONBLOCK
 #define SOCK_NONBLOCK	O_NONBLOCK
@@ -223,8 +223,6 @@ extern int 	     sock_map_fd(struct socket *sock, int flags);
 extern struct socket *sockfd_lookup(int fd, int *err);
 #define		     sockfd_put(sock) fput(sock->file)
 extern int	     net_ratelimit(void);
-extern long	     do_accept(int fd, struct sockaddr __user *upeer_sockaddr,
-			       int __user *upeer_addrlen, int flags);
 
 #define net_random()		random32()
 #define net_srandom(seed)	srandom32((__force u32)seed)
diff --git a/include/linux/page_cgroup.h b/include/linux/page_cgroup.h
index f546ad6fc02..1e6d34bfa09 100644
--- a/include/linux/page_cgroup.h
+++ b/include/linux/page_cgroup.h
@@ -17,7 +17,7 @@ struct page_cgroup {
 	struct list_head lru;		/* per cgroup LRU list */
 };
 
-void __init pgdat_page_cgroup_init(struct pglist_data *pgdat);
+void __meminit pgdat_page_cgroup_init(struct pglist_data *pgdat);
 void __init page_cgroup_init(void);
 struct page_cgroup *lookup_page_cgroup(struct page *page);
 
@@ -91,7 +91,7 @@ static inline void unlock_page_cgroup(struct page_cgroup *pc)
 #else /* CONFIG_CGROUP_MEM_RES_CTLR */
 struct page_cgroup;
 
-static inline void pgdat_page_cgroup_init(struct pglist_data *pgdat)
+static inline void __meminit pgdat_page_cgroup_init(struct pglist_data *pgdat)
 {
 }
 
diff --git a/include/linux/ring_buffer.h b/include/linux/ring_buffer.h
index 536b0ca46a0..e097c2e6b6d 100644
--- a/include/linux/ring_buffer.h
+++ b/include/linux/ring_buffer.h
@@ -120,6 +120,9 @@ unsigned long ring_buffer_overruns(struct ring_buffer *buffer);
 u64 ring_buffer_time_stamp(int cpu);
 void ring_buffer_normalize_time_stamp(int cpu, u64 *ts);
 
+void tracing_on(void);
+void tracing_off(void);
+
 enum ring_buffer_flags {
 	RB_FL_OVERWRITE		= 1 << 0,
 };
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 644ffbda17c..55e30d11447 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -630,6 +630,10 @@ struct user_struct {
 	atomic_t inotify_watches; /* How many inotify watches does this user have? */
 	atomic_t inotify_devs;	/* How many inotify devs does this user have opened? */
 #endif
+#ifdef CONFIG_EPOLL
+	atomic_t epoll_devs;	/* The number of epoll descriptors currently open */
+	atomic_t epoll_watches;	/* The number of file descriptors currently watched */
+#endif
 #ifdef CONFIG_POSIX_MQUEUE
 	/* protected by mq_lock	*/
 	unsigned long mq_bytes;	/* How many bytes can be allocated to mqueue? */
diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h
index d6ff145919c..04fb47bfb92 100644
--- a/include/linux/syscalls.h
+++ b/include/linux/syscalls.h
@@ -410,8 +410,7 @@ asmlinkage long sys_getsockopt(int fd, int level, int optname,
 asmlinkage long sys_bind(int, struct sockaddr __user *, int);
 asmlinkage long sys_connect(int, struct sockaddr __user *, int);
 asmlinkage long sys_accept(int, struct sockaddr __user *, int __user *);
-asmlinkage long sys_paccept(int, struct sockaddr __user *, int __user *,
-			    const __user sigset_t *, size_t, int);
+asmlinkage long sys_accept4(int, struct sockaddr __user *, int __user *, int);
 asmlinkage long sys_getsockname(int, struct sockaddr __user *, int __user *);
 asmlinkage long sys_getpeername(int, struct sockaddr __user *, int __user *);
 asmlinkage long sys_send(int, void __user *, size_t, unsigned);