Merge remote-tracking branch 'tip/core/rcu' into next.2012.09.25b

Resolved conflict in kernel/sched/core.c using Peter Zijlstra's
approach from https://lkml.org/lkml/2012/9/5/585.

18 files changed, 55 insertions, 16 deletions

diff --git a/include/linux/atmel-ssc.h b/include/linux/atmel-ssc.h
index 06023393fba9..4eb31752e2b7 100644
--- a/include/linux/atmel-ssc.h
+++ b/include/linux/atmel-ssc.h
@@ -3,6 +3,7 @@
 
 #include <linux/platform_device.h>
 #include <linux/list.h>
+#include <linux/io.h>
 
 struct ssc_device {
 	struct list_head	list;
diff --git a/include/linux/compiler-gcc4.h b/include/linux/compiler-gcc4.h
index 2f4079175afb..934bc34d5f99 100644
--- a/include/linux/compiler-gcc4.h
+++ b/include/linux/compiler-gcc4.h
@@ -49,6 +49,13 @@
 #endif
 #endif
 
+#if __GNUC_MINOR__ >= 6
+/*
+ * Tell the optimizer that something else uses this function or variable.
+ */
+#define __visible __attribute__((externally_visible))
+#endif
+
 #if __GNUC_MINOR__ > 0
 #define __compiletime_object_size(obj) __builtin_object_size(obj, 0)
 #endif
diff --git a/include/linux/compiler.h b/include/linux/compiler.h
index 923d093c9cea..f430e4162f41 100644
--- a/include/linux/compiler.h
+++ b/include/linux/compiler.h
@@ -278,6 +278,10 @@ void ftrace_likely_update(struct ftrace_branch_data *f, int val, int expect);
 # define __section(S) __attribute__ ((__section__(#S)))
 #endif
 
+#ifndef __visible
+#define __visible
+#endif
+
 /* Are two types/vars the same type (ignoring qualifiers)? */
 #ifndef __same_type
 # define __same_type(a, b) __builtin_types_compatible_p(typeof(a), typeof(b))
diff --git a/include/linux/dcache.h b/include/linux/dcache.h
index caa34e50537e..59200795482e 100644
--- a/include/linux/dcache.h
+++ b/include/linux/dcache.h
@@ -206,6 +206,8 @@ struct dentry_operations {
 #define DCACHE_MANAGED_DENTRY \
 	(DCACHE_MOUNTED|DCACHE_NEED_AUTOMOUNT|DCACHE_MANAGE_TRANSIT)
 
+#define DCACHE_DENTRY_KILLED	0x100000
+
 extern seqlock_t rename_lock;
 
 static inline int dname_external(struct dentry *dentry)
diff --git a/include/linux/i2c-pnx.h b/include/linux/i2c-pnx.h
index 1bc74afe7a35..49ed17fdf055 100644
--- a/include/linux/i2c-pnx.h
+++ b/include/linux/i2c-pnx.h
@@ -22,6 +22,7 @@ struct i2c_pnx_mif {
 	struct timer_list	timer;		/* Timeout */
 	u8 *			buf;		/* Data buffer */
 	int			len;		/* Length of data buffer */
+	int			order;		/* RX Bytes to order via TX */
 };
 
 struct i2c_pnx_algo_data {
diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index 594b419b7d20..2451f1f7a1d9 100644
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -91,7 +91,7 @@
 {							\
 	typeof(x) __x = x;				\
 	typeof(divisor) __d = divisor;			\
-	(((typeof(x))-1) >= 0 || (__x) >= 0) ?		\
+	(((typeof(x))-1) > 0 || (__x) > 0) ?		\
 		(((__x) + ((__d) / 2)) / (__d)) :	\
 		(((__x) - ((__d) / 2)) / (__d));	\
 }							\
diff --git a/include/linux/kobject.h b/include/linux/kobject.h
index fc615a97e2d3..1e57449395b1 100644
--- a/include/linux/kobject.h
+++ b/include/linux/kobject.h
@@ -224,7 +224,7 @@ static inline int kobject_uevent_env(struct kobject *kobj,
 
 static inline __printf(2, 3)
 int add_uevent_var(struct kobj_uevent_env *env, const char *format, ...)
-{ return 0; }
+{ return -ENOMEM; }
 
 static inline int kobject_action_type(const char *buf, size_t count,
 				      enum kobject_action *type)
diff --git a/include/linux/mISDNhw.h b/include/linux/mISDNhw.h
index d0752eca9b44..9d96d5d4dfed 100644
--- a/include/linux/mISDNhw.h
+++ b/include/linux/mISDNhw.h
@@ -183,7 +183,7 @@ extern int	mISDN_initbchannel(struct bchannel *, unsigned short,
 				   unsigned short);
 extern int	mISDN_freedchannel(struct dchannel *);
 extern void	mISDN_clear_bchannel(struct bchannel *);
-extern int	mISDN_freebchannel(struct bchannel *);
+extern void	mISDN_freebchannel(struct bchannel *);
 extern int	mISDN_ctrl_bchannel(struct bchannel *, struct mISDN_ctrl_req *);
 extern void	queue_ch_frame(struct mISDNchannel *, u_int,
 			int, struct sk_buff *);
diff --git a/include/linux/memory.h b/include/linux/memory.h
index 1ac7f6e405f9..ff9a9f8e0ed9 100644
--- a/include/linux/memory.h
+++ b/include/linux/memory.h
@@ -19,7 +19,7 @@
 #include <linux/compiler.h>
 #include <linux/mutex.h>
 
-#define MIN_MEMORY_BLOCK_SIZE     (1 << SECTION_SIZE_BITS)
+#define MIN_MEMORY_BLOCK_SIZE     (1UL << SECTION_SIZE_BITS)
 
 struct memory_block {
 	unsigned long start_section_nr;
diff --git a/include/linux/mfd/core.h b/include/linux/mfd/core.h
index 3a8435a8058f..cebe97ee98b8 100644
--- a/include/linux/mfd/core.h
+++ b/include/linux/mfd/core.h
@@ -16,6 +16,8 @@
 
 #include <linux/platform_device.h>
 
+struct irq_domain;
+
 /*
  * This struct describes the MFD part ("cell").
  * After registration the copy of this structure will become the platform data
@@ -98,7 +100,7 @@ static inline const struct mfd_cell *mfd_get_cell(struct platform_device *pdev)
 extern int mfd_add_devices(struct device *parent, int id,
 			   struct mfd_cell *cells, int n_devs,
 			   struct resource *mem_base,
-			   int irq_base);
+			   int irq_base, struct irq_domain *irq_domain);
 
 extern void mfd_remove_devices(struct device *parent);
 
diff --git a/include/linux/mfd/tps65217.h b/include/linux/mfd/tps65217.h
index 12c06870829a..7cd83d826ed8 100644
--- a/include/linux/mfd/tps65217.h
+++ b/include/linux/mfd/tps65217.h
@@ -22,6 +22,9 @@
 #include <linux/regulator/driver.h>
 #include <linux/regulator/machine.h>
 
+/* TPS chip id list */
+#define TPS65217			0xF0
+
 /* I2C ID for TPS65217 part */
 #define TPS65217_I2C_ID			0x24
 
@@ -248,13 +251,11 @@ struct tps_info {
 struct tps65217 {
 	struct device *dev;
 	struct tps65217_board *pdata;
+	unsigned int id;
 	struct regulator_desc desc[TPS65217_NUM_REGULATOR];
 	struct regulator_dev *rdev[TPS65217_NUM_REGULATOR];
 	struct tps_info *info[TPS65217_NUM_REGULATOR];
 	struct regmap *regmap;
-
-	/* Client devices */
-	struct platform_device *regulator_pdev[TPS65217_NUM_REGULATOR];
 };
 
 static inline struct tps65217 *dev_to_tps65217(struct device *dev)
@@ -262,6 +263,11 @@ static inline struct tps65217 *dev_to_tps65217(struct device *dev)
 	return dev_get_drvdata(dev);
 }
 
+static inline int tps65217_chip_id(struct tps65217 *tps65217)
+{
+	return tps65217->id;
+}
+
 int tps65217_reg_read(struct tps65217 *tps, unsigned int reg,
 					unsigned int *val);
 int tps65217_reg_write(struct tps65217 *tps, unsigned int reg,
diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h
index bd6c9fcdf2dd..6e1b0f973a03 100644
--- a/include/linux/mlx4/device.h
+++ b/include/linux/mlx4/device.h
@@ -796,6 +796,19 @@ enum mlx4_net_trans_rule_id {
 	MLX4_NET_TRANS_RULE_NUM, /* should be last */
 };
 
+extern const u16 __sw_id_hw[];
+
+static inline int map_hw_to_sw_id(u16 header_id)
+{
+
+	int i;
+	for (i = 0; i < MLX4_NET_TRANS_RULE_NUM; i++) {
+		if (header_id == __sw_id_hw[i])
+			return i;
+	}
+	return -EINVAL;
+}
+
 enum mlx4_net_trans_promisc_mode {
 	MLX4_FS_PROMISC_NONE = 0,
 	MLX4_FS_PROMISC_UPLINK,
diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h
index 1f8fc7f9bcd8..4b03f56e280e 100644
--- a/include/linux/nfs_fs.h
+++ b/include/linux/nfs_fs.h
@@ -265,11 +265,6 @@ static inline const struct nfs_rpc_ops *NFS_PROTO(const struct inode *inode)
 	return NFS_SERVER(inode)->nfs_client->rpc_ops;
 }
 
-static inline __be32 *NFS_COOKIEVERF(const struct inode *inode)
-{
-	return NFS_I(inode)->cookieverf;
-}
-
 static inline unsigned NFS_MINATTRTIMEO(const struct inode *inode)
 {
 	struct nfs_server *nfss = NFS_SERVER(inode);
diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index ac7c8ae254f2..be9cf3c7e79e 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -652,7 +652,7 @@ struct nfs_getaclargs {
 };
 
 /* getxattr ACL interface flags */
-#define NFS4_ACL_LEN_REQUEST	0x0001	/* zero length getxattr buffer */
+#define NFS4_ACL_TRUNC		0x0001	/* ACL was truncated */
 struct nfs_getaclres {
 	size_t				acl_len;
 	size_t				acl_data_offset;
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
index 7602ccb3f40e..bdb41612bfec 100644
--- a/include/linux/perf_event.h
+++ b/include/linux/perf_event.h
@@ -274,6 +274,8 @@ struct perf_event_attr {
 	__u64	branch_sample_type; /* enum branch_sample_type */
 };
 
+#define perf_flags(attr)	(*(&(attr)->read_format + 1))
+
 /*
  * Ioctls that can be done on a perf event fd:
  */
@@ -926,7 +928,7 @@ struct perf_event {
 	struct hw_perf_event		hw;
 
 	struct perf_event_context	*ctx;
-	struct file			*filp;
+	atomic_long_t			refcount;
 
 	/*
 	 * These accumulate total time (in nanoseconds) that children
@@ -1296,6 +1298,7 @@ extern int perf_swevent_get_recursion_context(void);
 extern void perf_swevent_put_recursion_context(int rctx);
 extern void perf_event_enable(struct perf_event *event);
 extern void perf_event_disable(struct perf_event *event);
+extern int __perf_event_disable(void *info);
 extern void perf_event_task_tick(void);
 #else
 static inline void
@@ -1334,6 +1337,7 @@ static inline int  perf_swevent_get_recursion_context(void)		{ return -1; }
 static inline void perf_swevent_put_recursion_context(int rctx)		{ }
 static inline void perf_event_enable(struct perf_event *event)		{ }
 static inline void perf_event_disable(struct perf_event *event)		{ }
+static inline int __perf_event_disable(void *info)			{ return -1; }
 static inline void perf_event_task_tick(void)				{ }
 #endif
 
diff --git a/include/linux/sched.h b/include/linux/sched.h
index b8c86648a2f9..23bddac4bad8 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -954,7 +954,6 @@ struct sched_domain {
 	unsigned int smt_gain;
 	int flags;			/* See SD_* */
 	int level;
-	int idle_buddy;			/* cpu assigned to select_idle_sibling() */
 
 	/* Runtime fields. */
 	unsigned long last_balance;	/* init to jiffies. units in jiffies */
diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h
index cff40aa7db62..bf8c49ff7530 100644
--- a/include/linux/sunrpc/xprt.h
+++ b/include/linux/sunrpc/xprt.h
@@ -114,6 +114,7 @@ struct rpc_xprt_ops {
 	void		(*set_buffer_size)(struct rpc_xprt *xprt, size_t sndsize, size_t rcvsize);
 	int		(*reserve_xprt)(struct rpc_xprt *xprt, struct rpc_task *task);
 	void		(*release_xprt)(struct rpc_xprt *xprt, struct rpc_task *task);
+	void		(*alloc_slot)(struct rpc_xprt *xprt, struct rpc_task *task);
 	void		(*rpcbind)(struct rpc_task *task);
 	void		(*set_port)(struct rpc_xprt *xprt, unsigned short port);
 	void		(*connect)(struct rpc_task *task);
@@ -281,6 +282,8 @@ void			xprt_connect(struct rpc_task *task);
 void			xprt_reserve(struct rpc_task *task);
 int			xprt_reserve_xprt(struct rpc_xprt *xprt, struct rpc_task *task);
 int			xprt_reserve_xprt_cong(struct rpc_xprt *xprt, struct rpc_task *task);
+void			xprt_alloc_slot(struct rpc_xprt *xprt, struct rpc_task *task);
+void			xprt_lock_and_alloc_slot(struct rpc_xprt *xprt, struct rpc_task *task);
 int			xprt_prepare_transmit(struct rpc_task *task);
 void			xprt_transmit(struct rpc_task *task);
 void			xprt_end_transmit(struct rpc_task *task);
diff --git a/include/linux/xfrm.h b/include/linux/xfrm.h
index 22e61fdf75a2..28e493b5b94c 100644
--- a/include/linux/xfrm.h
+++ b/include/linux/xfrm.h
@@ -84,6 +84,8 @@ struct xfrm_replay_state {
 	__u32	bitmap;
 };
 
+#define XFRMA_REPLAY_ESN_MAX	4096
+
 struct xfrm_replay_state_esn {
 	unsigned int	bmp_len;
 	__u32		oseq;