Merge branch 'origin' into for-linus

Conflicts:
	MAINTAINERS

11 files changed, 82 insertions, 45 deletions

diff --git a/include/asm-generic/cputime.h b/include/asm-generic/cputime.h
index 1c1fa422d18a..ca0f239f0e13 100644
--- a/include/asm-generic/cputime.h
+++ b/include/asm-generic/cputime.h
@@ -7,6 +7,7 @@
 typedef unsigned long cputime_t;
 
 #define cputime_zero			(0UL)
+#define cputime_one_jiffy		jiffies_to_cputime(1)
 #define cputime_max			((~0UL >> 1) - 1)
 #define cputime_add(__a, __b)		((__a) +  (__b))
 #define cputime_sub(__a, __b)		((__a) -  (__b))
diff --git a/include/asm-generic/fcntl.h b/include/asm-generic/fcntl.h
index 4d3e48373e74..0c3dd8603927 100644
--- a/include/asm-generic/fcntl.h
+++ b/include/asm-generic/fcntl.h
@@ -73,6 +73,19 @@
 #define F_SETSIG	10	/* for sockets. */
 #define F_GETSIG	11	/* for sockets. */
 #endif
+#ifndef F_SETOWN_EX
+#define F_SETOWN_EX	12
+#define F_GETOWN_EX	13
+#endif
+
+#define F_OWNER_TID	0
+#define F_OWNER_PID	1
+#define F_OWNER_GID	2
+
+struct f_owner_ex {
+	int	type;
+	pid_t	pid;
+};
 
 /* for F_[GET|SET]FL */
 #define FD_CLOEXEC	1	/* actually anything with low bit set goes */
diff --git a/include/asm-generic/gpio.h b/include/asm-generic/gpio.h
index d6c379dc64fa..9cca3785cab8 100644
--- a/include/asm-generic/gpio.h
+++ b/include/asm-generic/gpio.h
@@ -141,6 +141,8 @@ extern int __gpio_to_irq(unsigned gpio);
  * but more typically is configured entirely from userspace.
  */
 extern int gpio_export(unsigned gpio, bool direction_may_change);
+extern int gpio_export_link(struct device *dev, const char *name,
+			unsigned gpio);
 extern void gpio_unexport(unsigned gpio);
 
 #endif	/* CONFIG_GPIO_SYSFS */
@@ -185,6 +187,12 @@ static inline int gpio_export(unsigned gpio, bool direction_may_change)
 	return -ENOSYS;
 }
 
+static inline int gpio_export_link(struct device *dev, const char *name,
+				unsigned gpio)
+{
+	return -ENOSYS;
+}
+
 static inline void gpio_unexport(unsigned gpio)
 {
 }
diff --git a/include/asm-generic/kmap_types.h b/include/asm-generic/kmap_types.h
index eddbce0f9fb9..e5f234a08540 100644
--- a/include/asm-generic/kmap_types.h
+++ b/include/asm-generic/kmap_types.h
@@ -2,34 +2,35 @@
 #define _ASM_GENERIC_KMAP_TYPES_H
 
 #ifdef __WITH_KM_FENCE
-# define D(n) __KM_FENCE_##n ,
+# define KMAP_D(n) __KM_FENCE_##n ,
 #else
-# define D(n)
+# define KMAP_D(n)
 #endif
 
 enum km_type {
-D(0)	KM_BOUNCE_READ,
-D(1)	KM_SKB_SUNRPC_DATA,
-D(2)	KM_SKB_DATA_SOFTIRQ,
-D(3)	KM_USER0,
-D(4)	KM_USER1,
-D(5)	KM_BIO_SRC_IRQ,
-D(6)	KM_BIO_DST_IRQ,
-D(7)	KM_PTE0,
-D(8)	KM_PTE1,
-D(9)	KM_IRQ0,
-D(10)	KM_IRQ1,
-D(11)	KM_SOFTIRQ0,
-D(12)	KM_SOFTIRQ1,
-D(13)	KM_SYNC_ICACHE,
-D(14)	KM_SYNC_DCACHE,
-D(15)	KM_UML_USERCOPY, /* UML specific, for copy_*_user - used in do_op_one_page */
-D(16)	KM_IRQ_PTE,
-D(17)	KM_NMI,
-D(18)	KM_NMI_PTE,
-D(19)	KM_TYPE_NR
+KMAP_D(0)	KM_BOUNCE_READ,
+KMAP_D(1)	KM_SKB_SUNRPC_DATA,
+KMAP_D(2)	KM_SKB_DATA_SOFTIRQ,
+KMAP_D(3)	KM_USER0,
+KMAP_D(4)	KM_USER1,
+KMAP_D(5)	KM_BIO_SRC_IRQ,
+KMAP_D(6)	KM_BIO_DST_IRQ,
+KMAP_D(7)	KM_PTE0,
+KMAP_D(8)	KM_PTE1,
+KMAP_D(9)	KM_IRQ0,
+KMAP_D(10)	KM_IRQ1,
+KMAP_D(11)	KM_SOFTIRQ0,
+KMAP_D(12)	KM_SOFTIRQ1,
+KMAP_D(13)	KM_SYNC_ICACHE,
+KMAP_D(14)	KM_SYNC_DCACHE,
+/* UML specific, for copy_*_user - used in do_op_one_page */
+KMAP_D(15)	KM_UML_USERCOPY,
+KMAP_D(16)	KM_IRQ_PTE,
+KMAP_D(17)	KM_NMI,
+KMAP_D(18)	KM_NMI_PTE,
+KMAP_D(19)	KM_TYPE_NR
 };
 
-#undef D
+#undef KMAP_D
 
 #endif
diff --git a/include/asm-generic/mman-common.h b/include/asm-generic/mman-common.h
index 3b69ad34189a..5ee13b2fd223 100644
--- a/include/asm-generic/mman-common.h
+++ b/include/asm-generic/mman-common.h
@@ -34,6 +34,10 @@
 #define MADV_REMOVE	9		/* remove these pages & resources */
 #define MADV_DONTFORK	10		/* don't inherit across fork */
 #define MADV_DOFORK	11		/* do inherit across fork */
+#define MADV_HWPOISON	100		/* poison a page for testing */
+
+#define MADV_MERGEABLE   12		/* KSM may merge identical pages */
+#define MADV_UNMERGEABLE 13		/* KSM may not merge identical pages */
 
 /* compatibility flags */
 #define MAP_FILE	0
diff --git a/include/asm-generic/mman.h b/include/asm-generic/mman.h
index 7cab4de2bca6..32c8bd6a196d 100644
--- a/include/asm-generic/mman.h
+++ b/include/asm-generic/mman.h
@@ -11,6 +11,7 @@
 #define MAP_POPULATE	0x8000		/* populate (prefault) pagetables */
 #define MAP_NONBLOCK	0x10000		/* do not block on IO */
 #define MAP_STACK	0x20000		/* give out an address that is best suited for process/thread stacks */
+#define MAP_HUGETLB	0x40000		/* create a huge page mapping */
 
 #define MCL_CURRENT	1		/* lock all current mappings */
 #define MCL_FUTURE	2		/* lock all future mappings */
diff --git a/include/asm-generic/sections.h b/include/asm-generic/sections.h
index d083561337f2..b3bfabc258f3 100644
--- a/include/asm-generic/sections.h
+++ b/include/asm-generic/sections.h
@@ -23,4 +23,20 @@ extern char __ctors_start[], __ctors_end[];
 #define dereference_function_descriptor(p) (p)
 #endif
 
+/* random extra sections (if any).  Override
+ * in asm/sections.h */
+#ifndef arch_is_kernel_text
+static inline int arch_is_kernel_text(unsigned long addr)
+{
+	return 0;
+}
+#endif
+
+#ifndef arch_is_kernel_data
+static inline int arch_is_kernel_data(unsigned long addr)
+{
+	return 0;
+}
+#endif
+
 #endif /* _ASM_GENERIC_SECTIONS_H_ */
diff --git a/include/asm-generic/siginfo.h b/include/asm-generic/siginfo.h
index c840719a8c59..942d30b5aab1 100644
--- a/include/asm-generic/siginfo.h
+++ b/include/asm-generic/siginfo.h
@@ -82,6 +82,7 @@ typedef struct siginfo {
 #ifdef __ARCH_SI_TRAPNO
 			int _trapno;	/* TRAP # which caused the signal */
 #endif
+			short _addr_lsb; /* LSB of the reported address */
 		} _sigfault;
 
 		/* SIGPOLL */
@@ -112,6 +113,7 @@ typedef struct siginfo {
 #ifdef __ARCH_SI_TRAPNO
 #define si_trapno	_sifields._sigfault._trapno
 #endif
+#define si_addr_lsb	_sifields._sigfault._addr_lsb
 #define si_band		_sifields._sigpoll._band
 #define si_fd		_sifields._sigpoll._fd
 
@@ -192,7 +194,11 @@ typedef struct siginfo {
 #define BUS_ADRALN	(__SI_FAULT|1)	/* invalid address alignment */
 #define BUS_ADRERR	(__SI_FAULT|2)	/* non-existant physical address */
 #define BUS_OBJERR	(__SI_FAULT|3)	/* object specific hardware error */
-#define NSIGBUS		3
+/* hardware memory error consumed on a machine check: action required */
+#define BUS_MCEERR_AR	(__SI_FAULT|4)
+/* hardware memory error detected in process but not consumed: action optional*/
+#define BUS_MCEERR_AO	(__SI_FAULT|5)
+#define NSIGBUS		5
 
 /*
  * SIGTRAP si_codes
diff --git a/include/asm-generic/syscall.h b/include/asm-generic/syscall.h
index ea8087b55ffc..5c122ae6bfa6 100644
--- a/include/asm-generic/syscall.h
+++ b/include/asm-generic/syscall.h
@@ -1,7 +1,7 @@
 /*
  * Access to user system call parameters and results
  *
- * Copyright (C) 2008 Red Hat, Inc.  All rights reserved.
+ * Copyright (C) 2008-2009 Red Hat, Inc.  All rights reserved.
  *
  * This copyrighted material is made available to anyone wishing to use,
  * modify, copy, or redistribute it subject to the terms and conditions
@@ -32,9 +32,13 @@ struct pt_regs;
  * If @task is not executing a system call, i.e. it's blocked
  * inside the kernel for a fault or signal, returns -1.
  *
+ * Note this returns int even on 64-bit machines.  Only 32 bits of
+ * system call number can be meaningful.  If the actual arch value
+ * is 64 bits, this truncates to 32 bits so 0xffffffff means -1.
+ *
  * It's only valid to call this when @task is known to be blocked.
  */
-long syscall_get_nr(struct task_struct *task, struct pt_regs *regs);
+int syscall_get_nr(struct task_struct *task, struct pt_regs *regs);
 
 /**
  * syscall_rollback - roll back registers after an aborted system call
diff --git a/include/asm-generic/topology.h b/include/asm-generic/topology.h
index 88bada2ebc4b..510df36dd5d4 100644
--- a/include/asm-generic/topology.h
+++ b/include/asm-generic/topology.h
@@ -37,9 +37,6 @@
 #ifndef parent_node
 #define parent_node(node)	((void)(node),0)
 #endif
-#ifndef node_to_cpumask
-#define node_to_cpumask(node)	((void)node, cpu_online_map)
-#endif
 #ifndef cpumask_of_node
 #define cpumask_of_node(node)	((void)node, cpu_online_mask)
 #endif
@@ -55,18 +52,4 @@
 
 #endif	/* CONFIG_NUMA */
 
-/*
- * returns pointer to cpumask for specified node
- * Deprecated: use "const struct cpumask *mask = cpumask_of_node(node)"
- */
-#ifndef node_to_cpumask_ptr
-
-#define	node_to_cpumask_ptr(v, node) 					\
-		cpumask_t _##v = node_to_cpumask(node);			\
-		const cpumask_t *v = &_##v
-
-#define node_to_cpumask_ptr_next(v, node)				\
-			  _##v = node_to_cpumask(node)
-#endif
-
 #endif /* _ASM_GENERIC_TOPOLOGY_H */
diff --git a/include/asm-generic/unistd.h b/include/asm-generic/unistd.h
index 1125e5a1ee5d..d76b66acea95 100644
--- a/include/asm-generic/unistd.h
+++ b/include/asm-generic/unistd.h
@@ -620,8 +620,8 @@ __SYSCALL(__NR_move_pages, sys_move_pages)
 
 #define __NR_rt_tgsigqueueinfo 240
 __SYSCALL(__NR_rt_tgsigqueueinfo, sys_rt_tgsigqueueinfo)
-#define __NR_perf_counter_open 241
-__SYSCALL(__NR_perf_counter_open, sys_perf_counter_open)
+#define __NR_perf_event_open 241
+__SYSCALL(__NR_perf_event_open, sys_perf_event_open)
 
 #undef __NR_syscalls
 #define __NR_syscalls 242