Merge 3.7-rc3 into tty-next

This merges the tty changes in 3.7-rc3 into tty-next

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

11 files changed, 53 insertions, 36 deletions

diff --git a/include/linux/dynamic_debug.h b/include/linux/dynamic_debug.h
index c18257b0fa7..6dd4787a798 100644
--- a/include/linux/dynamic_debug.h
+++ b/include/linux/dynamic_debug.h
@@ -61,7 +61,7 @@ int __dynamic_netdev_dbg(struct _ddebug *descriptor,
 			 const char *fmt, ...);
 
 #define DEFINE_DYNAMIC_DEBUG_METADATA(name, fmt)		\
-	static struct _ddebug __used __aligned(8)		\
+	static struct _ddebug  __aligned(8)			\
 	__attribute__((section("__verbose"))) name = {		\
 		.modname = KBUILD_MODNAME,			\
 		.function = __func__,				\
diff --git a/include/linux/extcon.h b/include/linux/extcon.h
index 7443a560c9d..2c26c14cd71 100644
--- a/include/linux/extcon.h
+++ b/include/linux/extcon.h
@@ -68,7 +68,7 @@ enum extcon_cable_name {
 	EXTCON_VIDEO_OUT,
 	EXTCON_MECHANICAL,
 };
-extern const char *extcon_cable_name[];
+extern const char extcon_cable_name[][CABLE_NAME_MAX + 1];
 
 struct extcon_cable;
 
diff --git a/include/linux/iio/iio.h b/include/linux/iio/iio.h
index c0ae76ac4e0..7806c24e5bc 100644
--- a/include/linux/iio/iio.h
+++ b/include/linux/iio/iio.h
@@ -618,4 +618,20 @@ static inline struct dentry *iio_get_debugfs_dentry(struct iio_dev *indio_dev)
 };
 #endif
 
+/**
+ * IIO_DEGREE_TO_RAD() - Convert degree to rad
+ * @deg: A value in degree
+ *
+ * Returns the given value converted from degree to rad
+ */
+#define IIO_DEGREE_TO_RAD(deg) (((deg) * 314159ULL + 9000000ULL) / 18000000ULL)
+
+/**
+ * IIO_G_TO_M_S_2() - Convert g to meter / second**2
+ * @g: A value in g
+ *
+ * Returns the given value converted from g to meter / second**2
+ */
+#define IIO_G_TO_M_S_2(g) ((g) * 980665ULL / 100000ULL)
+
 #endif /* _INDUSTRIAL_IO_H_ */
diff --git a/include/linux/memblock.h b/include/linux/memblock.h
index 569d67d4243..d452ee19106 100644
--- a/include/linux/memblock.h
+++ b/include/linux/memblock.h
@@ -57,6 +57,7 @@ int memblock_add(phys_addr_t base, phys_addr_t size);
 int memblock_remove(phys_addr_t base, phys_addr_t size);
 int memblock_free(phys_addr_t base, phys_addr_t size);
 int memblock_reserve(phys_addr_t base, phys_addr_t size);
+void memblock_trim_memory(phys_addr_t align);
 
 #ifdef CONFIG_HAVE_MEMBLOCK_NODE_MAP
 void __next_mem_pfn_range(int *idx, int nid, unsigned long *out_start_pfn,
diff --git a/include/linux/mfd/max77693.h b/include/linux/mfd/max77693.h
index 1d28ae90384..fe03b2d35d4 100644
--- a/include/linux/mfd/max77693.h
+++ b/include/linux/mfd/max77693.h
@@ -30,7 +30,20 @@
 #ifndef __LINUX_MFD_MAX77693_H
 #define __LINUX_MFD_MAX77693_H
 
+struct max77693_reg_data {
+	u8 addr;
+	u8 data;
+};
+
+struct max77693_muic_platform_data {
+	struct max77693_reg_data *init_data;
+	int num_init_data;
+};
+
 struct max77693_platform_data {
 	int wakeup;
+
+	/* muic data */
+	struct max77693_muic_platform_data *muic_data;
 };
 #endif	/* __LINUX_MFD_MAX77693_H */
diff --git a/include/linux/percpu-rwsem.h b/include/linux/percpu-rwsem.h
index cf80f7e5277..250a4acddb2 100644
--- a/include/linux/percpu-rwsem.h
+++ b/include/linux/percpu-rwsem.h
@@ -12,34 +12,27 @@ struct percpu_rw_semaphore {
 	struct mutex mtx;
 };
 
+#define light_mb()	barrier()
+#define heavy_mb()	synchronize_sched()
+
 static inline void percpu_down_read(struct percpu_rw_semaphore *p)
 {
-	rcu_read_lock();
+	rcu_read_lock_sched();
 	if (unlikely(p->locked)) {
-		rcu_read_unlock();
+		rcu_read_unlock_sched();
 		mutex_lock(&p->mtx);
 		this_cpu_inc(*p->counters);
 		mutex_unlock(&p->mtx);
 		return;
 	}
 	this_cpu_inc(*p->counters);
-	rcu_read_unlock();
+	rcu_read_unlock_sched();
+	light_mb(); /* A, between read of p->locked and read of data, paired with D */
 }
 
 static inline void percpu_up_read(struct percpu_rw_semaphore *p)
 {
-	/*
-	 * On X86, write operation in this_cpu_dec serves as a memory unlock
-	 * barrier (i.e. memory accesses may be moved before the write, but
-	 * no memory accesses are moved past the write).
-	 * On other architectures this may not be the case, so we need smp_mb()
-	 * there.
-	 */
-#if defined(CONFIG_X86) && (!defined(CONFIG_X86_PPRO_FENCE) && !defined(CONFIG_X86_OOSTORE))
-	barrier();
-#else
-	smp_mb();
-#endif
+	light_mb(); /* B, between read of the data and write to p->counter, paired with C */
 	this_cpu_dec(*p->counters);
 }
 
@@ -58,14 +51,15 @@ static inline void percpu_down_write(struct percpu_rw_semaphore *p)
 {
 	mutex_lock(&p->mtx);
 	p->locked = true;
-	synchronize_rcu();
+	synchronize_sched(); /* make sure that all readers exit the rcu_read_lock_sched region */
 	while (__percpu_count(p->counters))
 		msleep(1);
-	smp_rmb(); /* paired with smp_mb() in percpu_sem_up_read() */
+	heavy_mb(); /* C, between read of p->counter and write to data, paired with B */
 }
 
 static inline void percpu_up_write(struct percpu_rw_semaphore *p)
 {
+	heavy_mb(); /* D, between write to data and write to p->locked, paired with A */
 	p->locked = false;
 	mutex_unlock(&p->mtx);
 }
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
index 2e902359aee..6bfb2faa0b1 100644
--- a/include/linux/perf_event.h
+++ b/include/linux/perf_event.h
@@ -803,12 +803,16 @@ static inline void perf_event_task_tick(void)				{ }
 do {									\
 	static struct notifier_block fn##_nb __cpuinitdata =		\
 		{ .notifier_call = fn, .priority = CPU_PRI_PERF };	\
+	unsigned long cpu = smp_processor_id();				\
+	unsigned long flags;						\
 	fn(&fn##_nb, (unsigned long)CPU_UP_PREPARE,			\
-		(void *)(unsigned long)smp_processor_id());		\
+		(void *)(unsigned long)cpu);				\
+	local_irq_save(flags);						\
 	fn(&fn##_nb, (unsigned long)CPU_STARTING,			\
-		(void *)(unsigned long)smp_processor_id());		\
+		(void *)(unsigned long)cpu);				\
+	local_irq_restore(flags);					\
 	fn(&fn##_nb, (unsigned long)CPU_ONLINE,				\
-		(void *)(unsigned long)smp_processor_id());		\
+		(void *)(unsigned long)cpu);				\
 	register_cpu_notifier(&fn##_nb);				\
 } while (0)
 
diff --git a/include/linux/rbtree_augmented.h b/include/linux/rbtree_augmented.h
index 214caa33433..2ac60c9cf64 100644
--- a/include/linux/rbtree_augmented.h
+++ b/include/linux/rbtree_augmented.h
@@ -24,6 +24,7 @@
 #ifndef _LINUX_RBTREE_AUGMENTED_H
 #define _LINUX_RBTREE_AUGMENTED_H
 
+#include <linux/compiler.h>
 #include <linux/rbtree.h>
 
 /*
diff --git a/include/linux/spi/tsc2005.h b/include/linux/spi/tsc2005.h
index d9b0c84220c..8f721e465e0 100644
--- a/include/linux/spi/tsc2005.h
+++ b/include/linux/spi/tsc2005.h
@@ -3,8 +3,6 @@
  *
  * Copyright (C) 2009-2010 Nokia Corporation
  *
- * Contact: Aaro Koskinen <aaro.koskinen@nokia.com>
- *
  * 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
diff --git a/include/linux/tcp.h b/include/linux/tcp.h
index 8a7fc4be2d7..60b7aac15e0 100644
--- a/include/linux/tcp.h
+++ b/include/linux/tcp.h
@@ -191,7 +191,8 @@ struct tcp_sock {
 	u8	do_early_retrans:1,/* Enable RFC5827 early-retransmit  */
 		early_retrans_delayed:1, /* Delayed ER timer installed */
 		syn_data:1,	/* SYN includes data */
-		syn_fastopen:1;	/* SYN includes Fast Open option */
+		syn_fastopen:1,	/* SYN includes Fast Open option */
+		syn_data_acked:1;/* data in SYN is acked by SYN-ACK */
 
 /* RTT measurement */
 	u32	srtt;		/* smoothed round trip time << 3	*/
diff --git a/include/linux/uprobes.h b/include/linux/uprobes.h
index e6f0331e3d4..24594571c5a 100644
--- a/include/linux/uprobes.h
+++ b/include/linux/uprobes.h
@@ -35,16 +35,6 @@ struct inode;
 # include <asm/uprobes.h>
 #endif
 
-/* flags that denote/change uprobes behaviour */
-
-/* Have a copy of original instruction */
-#define UPROBE_COPY_INSN	0x1
-
-/* Dont run handlers when first register/ last unregister in progress*/
-#define UPROBE_RUN_HANDLER	0x2
-/* Can skip singlestep */
-#define UPROBE_SKIP_SSTEP	0x4
-
 struct uprobe_consumer {
 	int (*handler)(struct uprobe_consumer *self, struct pt_regs *regs);
 	/*
@@ -59,7 +49,6 @@ struct uprobe_consumer {
 #ifdef CONFIG_UPROBES
 enum uprobe_task_state {
 	UTASK_RUNNING,
-	UTASK_BP_HIT,
 	UTASK_SSTEP,
 	UTASK_SSTEP_ACK,
 	UTASK_SSTEP_TRAPPED,