15 files changed, 124 insertions, 53 deletions

diff --git a/include/asm-generic/Kbuild.asm b/include/asm-generic/Kbuild.asm
index 290910e4ede4..96d7c9804dc1 100644
--- a/include/asm-generic/Kbuild.asm
+++ b/include/asm-generic/Kbuild.asm
@@ -3,6 +3,11 @@ ifneq ($(wildcard $(srctree)/arch/$(SRCARCH)/include/asm/kvm.h \
 header-y  += kvm.h
 endif
 
+ifneq ($(wildcard $(srctree)/arch/$(SRCARCH)/include/asm/kvm_para.h \
+                  $(srctree)/include/asm-$(SRCARCH)/kvm_para.h),)
+header-y  += kvm_para.h
+endif
+
 ifneq ($(wildcard $(srctree)/arch/$(SRCARCH)/include/asm/a.out.h \
                   $(srctree)/include/asm-$(SRCARCH)/a.out.h),)
 unifdef-y += a.out.h
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/device.h b/include/asm-generic/device.h
index c17c9600f220..d7c76bba640d 100644
--- a/include/asm-generic/device.h
+++ b/include/asm-generic/device.h
@@ -9,4 +9,7 @@
 struct dev_archdata {
 };
 
+struct pdev_archdata {
+};
+
 #endif /* _ASM_GENERIC_DEVICE_H */
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/pci.h b/include/asm-generic/pci.h
index b4326b5466eb..26373cff4546 100644
--- a/include/asm-generic/pci.h
+++ b/include/asm-generic/pci.h
@@ -30,7 +30,18 @@ pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res,
         res->end = region->end;
 }
 
-#define pcibios_scan_all_fns(a, b)      0
+static inline struct resource *
+pcibios_select_root(struct pci_dev *pdev, struct resource *res)
+{
+        struct resource *root = NULL;
+
+        if (res->flags & IORESOURCE_IO)
+                root = &ioport_resource;
+        if (res->flags & IORESOURCE_MEM)
+                root = &iomem_resource;
+
+        return root;
+}
 
 #ifndef HAVE_ARCH_PCI_GET_LEGACY_IDE_IRQ
 static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
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
diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h
index 6ad76bf5fb40..29ca8f53ffbe 100644
--- a/include/asm-generic/vmlinux.lds.h
+++ b/include/asm-generic/vmlinux.lds.h
@@ -33,13 +33,10 @@
  *      BSS_SECTION(0, 0, 0)
  *      _end = .;
  *
- *      /DISCARD/ : {
- *              EXIT_TEXT
- *              EXIT_DATA
- *              EXIT_CALL
- *      }
  *      STABS_DEBUG
  *      DWARF_DEBUG
+ *
+ *      DISCARDS                // must be the last
  * }
  *
  * [__init_begin, __init_end] is the init section that may be freed after init
@@ -91,7 +88,8 @@
 #endif
 
 #ifdef CONFIG_FTRACE_MCOUNT_RECORD
-#define MCOUNT_REC()    VMLINUX_SYMBOL(__start_mcount_loc) = .; \
+#define MCOUNT_REC()    . = ALIGN(8);                           \
+                        VMLINUX_SYMBOL(__start_mcount_loc) = .; \
                         *(__mcount_loc)                         \
                         VMLINUX_SYMBOL(__stop_mcount_loc) = .;
 #else
@@ -331,7 +329,6 @@
         /* __*init sections */                                          \
         __init_rodata : AT(ADDR(__init_rodata) - LOAD_OFFSET) {         \
                 *(.ref.rodata)                                          \
-                MCOUNT_REC()                                            \
                 DEV_KEEP(init.rodata)                                   \
                 DEV_KEEP(exit.rodata)                                   \
                 CPU_KEEP(init.rodata)                                   \
@@ -455,6 +452,7 @@
         MEM_DISCARD(init.data)                                          \
         KERNEL_CTORS()                                                  \
         *(.init.rodata)                                                 \
+        MCOUNT_REC()                                                    \
         DEV_DISCARD(init.rodata)                                        \
         CPU_DISCARD(init.rodata)                                        \
         MEM_DISCARD(init.rodata)
@@ -626,6 +624,23 @@
 #define INIT_RAM_FS
 #endif
 
+/*
+ * Default discarded sections.
+ *
+ * Some archs want to discard exit text/data at runtime rather than
+ * link time due to cross-section references such as alt instructions,
+ * bug table, eh_frame, etc.  DISCARDS must be the last of output
+ * section definitions so that such archs put those in earlier section
+ * definitions.
+ */
+#define DISCARDS                                                        \
+        /DISCARD/ : {                                                   \
+        EXIT_TEXT                                                       \
+        EXIT_DATA                                                       \
+        EXIT_CALL                                                       \
+        *(.discard)                                                     \
+        }
+
 /**
  * PERCPU_VADDR - define output section for percpu area
  * @vaddr: explicit base address (optional)