Merge branch 'akpm' (incoming from Andrew)

Merge second patch-bomb from Andrew Morton:
 - various misc bits
 - the rest of MM
 - add generic fixmap.h, use it
 - backlight updates
 - dynamic_debug updates
 - printk() updates
 - checkpatch updates
 - binfmt_elf
 - ramfs
 - init/
 - autofs4
 - drivers/rtc
 - nilfs
 - hfsplus
 - Documentation/
 - coredump
 - procfs
 - fork
 - exec
 - kexec
 - kdump
 - partitions
 - rapidio
 - rbtree
 - userns
 - memstick
 - w1
 - decompressors

* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (197 commits)
  lib/decompress_unlz4.c: always set an error return code on failures
  romfs: fix returm err while getting inode in fill_super
  drivers/w1/masters/w1-gpio.c: add strong pullup emulation
  drivers/memstick/host/rtsx_pci_ms.c: fix ms card data transfer bug
  userns: relax the posix_acl_valid() checks
  arch/sh/kernel/dwarf.c: use rbtree postorder iteration helper instead of solution using repeated rb_erase()
  fs-ext3-use-rbtree-postorder-iteration-helper-instead-of-opencoding-fix
  fs/ext3: use rbtree postorder iteration helper instead of opencoding
  fs/jffs2: use rbtree postorder iteration helper instead of opencoding
  fs/ext4: use rbtree postorder iteration helper instead of opencoding
  fs/ubifs: use rbtree postorder iteration helper instead of opencoding
  net/netfilter/ipset/ip_set_hash_netiface.c: use rbtree postorder iteration instead of opencoding
  rbtree/test: test rbtree_postorder_for_each_entry_safe()
  rbtree/test: move rb_node to the middle of the test struct
  rapidio: add modular rapidio core build into powerpc and mips branches
  partitions/efi: complete documentation of gpt kernel param purpose
  kdump: add /sys/kernel/vmcoreinfo ABI documentation
  kdump: fix exported size of vmcoreinfo note
  kexec: add sysctl to disable kexec_load
  fs/exec.c: call arch_pick_mmap_layout() only once
  ...

29 files changed, 80 insertions, 418 deletions

diff --git a/arch/alpha/Kconfig b/arch/alpha/Kconfig
index d39dc9b95a2c..3ba48fe1c0a5 100644
--- a/arch/alpha/Kconfig
+++ b/arch/alpha/Kconfig
@@ -539,13 +539,13 @@ config SMP
         depends on ALPHA_SABLE || ALPHA_LYNX || ALPHA_RAWHIDE || ALPHA_DP264 || ALPHA_WILDFIRE || ALPHA_TITAN || ALPHA_GENERIC || ALPHA_SHARK || ALPHA_MARVEL
         ---help---
           This enables support for systems with more than one CPU. If you have
-          a system with only one CPU, like most personal computers, say N. If
-          you have a system with more than one CPU, say Y.
+          a system with only one CPU, say N. If you have a system with more
+          than one CPU, say Y.
 
-          If you say N here, the kernel will run on single and multiprocessor
+          If you say N here, the kernel will run on uni- and multiprocessor
           machines, but will use only one CPU of a multiprocessor machine. If
           you say Y here, the kernel will run on many, but not all,
-          singleprocessor machines. On a singleprocessor machine, the kernel
+          uniprocessor machines. On a uniprocessor machine, the kernel
           will run faster if you say N here.
 
           See also the SMP-HOWTO available at
diff --git a/arch/arc/Kconfig b/arch/arc/Kconfig
index 9063ae6553cc..5438cabbc45d 100644
--- a/arch/arc/Kconfig
+++ b/arch/arc/Kconfig
@@ -128,8 +128,8 @@ config SMP
         default n
         help
           This enables support for systems with more than one CPU. If you have
-          a system with only one CPU, like most personal computers, say N. If
-          you have a system with more than one CPU, say Y.
+          a system with only one CPU, say N. If you have a system with more
+          than one CPU, say Y.
 
 if SMP
 
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index f9b0fd387c6f..dc6ef9a2c649 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -1470,14 +1470,14 @@ config SMP
         depends on MMU || ARM_MPU
         help
           This enables support for systems with more than one CPU. If you have
-          a system with only one CPU, like most personal computers, say N. If
-          you have a system with more than one CPU, say Y.
+          a system with only one CPU, say N. If you have a system with more
+          than one CPU, say Y.
 
-          If you say N here, the kernel will run on single and multiprocessor
+          If you say N here, the kernel will run on uni- and multiprocessor
           machines, but will use only one CPU of a multiprocessor machine. If
-          you say Y here, the kernel will run on many, but not all, single
-          processor machines. On a single processor machine, the kernel will
-          run faster if you say N here.
+          you say Y here, the kernel will run on many, but not all,
+          uniprocessor machines. On a uniprocessor machine, the kernel
+          will run faster if you say N here.
 
           See also <file:Documentation/x86/i386/IO-APIC.txt>,
           <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO available at
diff --git a/arch/cris/include/asm/io.h b/arch/cris/include/asm/io.h
index 4353cf239a13..e59dba12ce94 100644
--- a/arch/cris/include/asm/io.h
+++ b/arch/cris/include/asm/io.h
@@ -169,7 +169,11 @@ static inline void outsl(unsigned int port, const void *addr,
 }
 
 #define inb_p(port)             inb(port)
+#define inw_p(port)             inw(port)
+#define inl_p(port)             inl(port)
 #define outb_p(val, port)       outb((val), (port))
+#define outw_p(val, port)       outw((val), (port))
+#define outl_p(val, port)       outl((val), (port))
 
 /*
  * Convert a physical pointer to a virtual kernel pointer for /dev/mem
diff --git a/arch/hexagon/include/asm/fixmap.h b/arch/hexagon/include/asm/fixmap.h
index b75b6bf4269c..1387f84b42b6 100644
--- a/arch/hexagon/include/asm/fixmap.h
+++ b/arch/hexagon/include/asm/fixmap.h
@@ -26,45 +26,7 @@
  */
 #include <asm/mem-layout.h>
 
-/*
- * Full fixmap support involves set_fixmap() functions, but
- * these may not be needed if all we're after is an area for
- * highmem kernel mappings.
- */
-#define __fix_to_virt(x)        (FIXADDR_TOP - ((x) << PAGE_SHIFT))
-#define __virt_to_fix(x)        ((FIXADDR_TOP - ((x)&PAGE_MASK)) >> PAGE_SHIFT)
-
-extern void __this_fixmap_does_not_exist(void);
-
-/**
- * fix_to_virt -- "index to address" translation.
- *
- * If anyone tries to use the idx directly without translation,
- * we catch the bug with a NULL-deference kernel oops. Illegal
- * ranges of incoming indices are caught too.
- */
-static inline unsigned long fix_to_virt(const unsigned int idx)
-{
-        /*
-         * This branch gets completely eliminated after inlining,
-         * except when someone tries to use fixaddr indices in an
-         * illegal way. (such as mixing up address types or using
-         * out-of-range indices).
-         *
-         * If it doesn't get removed, the linker will complain
-         * loudly with a reasonably clear error message..
-         */
-        if (idx >= __end_of_fixed_addresses)
-                __this_fixmap_does_not_exist();
-
-        return __fix_to_virt(idx);
-}
-
-static inline unsigned long virt_to_fix(const unsigned long vaddr)
-{
-        BUG_ON(vaddr >= FIXADDR_TOP || vaddr < FIXADDR_START);
-        return __virt_to_fix(vaddr);
-}
+#include <asm-generic/fixmap.h>
 
 #define kmap_get_fixmap_pte(vaddr) \
         pte_offset_kernel(pmd_offset(pud_offset(pgd_offset_k(vaddr), \
diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index a8c3a11dc5ab..c063b054294e 100644
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -104,6 +104,7 @@ config HAVE_SETUP_PER_CPU_AREA
 config DMI
         bool
         default y
+        select DMI_SCAN_MACHINE_NON_EFI_FALLBACK
 
 config EFI
         bool
diff --git a/arch/ia64/include/asm/dmi.h b/arch/ia64/include/asm/dmi.h
index 185d3d18d0ec..f365a61f5c71 100644
--- a/arch/ia64/include/asm/dmi.h
+++ b/arch/ia64/include/asm/dmi.h
@@ -5,8 +5,10 @@
 #include <asm/io.h>
 
 /* Use normal IO mappings for DMI */
-#define dmi_ioremap ioremap
-#define dmi_iounmap(x,l) iounmap(x)
-#define dmi_alloc(l) kzalloc(l, GFP_ATOMIC)
+#define dmi_early_remap         ioremap
+#define dmi_early_unmap(x, l)   iounmap(x)
+#define dmi_remap               ioremap
+#define dmi_unmap               iounmap
+#define dmi_alloc(l)            kzalloc(l, GFP_ATOMIC)
 
 #endif
diff --git a/arch/ia64/include/asm/processor.h b/arch/ia64/include/asm/processor.h
index 5a84b3a50741..efd1b927ccb7 100644
--- a/arch/ia64/include/asm/processor.h
+++ b/arch/ia64/include/asm/processor.h
@@ -71,6 +71,7 @@
 #include <linux/compiler.h>
 #include <linux/threads.h>
 #include <linux/types.h>
+#include <linux/bitops.h>
 
 #include <asm/fpu.h>
 #include <asm/page.h>
diff --git a/arch/m32r/Kconfig b/arch/m32r/Kconfig
index 09ef94a8a7c3..ca4504424dae 100644
--- a/arch/m32r/Kconfig
+++ b/arch/m32r/Kconfig
@@ -277,13 +277,13 @@ config SMP
         bool "Symmetric multi-processing support"
         ---help---
           This enables support for systems with more than one CPU. If you have
-          a system with only one CPU, like most personal computers, say N. If
-          you have a system with more than one CPU, say Y.
+          a system with only one CPU, say N. If you have a system with more
+          than one CPU, say Y.
 
-          If you say N here, the kernel will run on single and multiprocessor
+          If you say N here, the kernel will run on uni- and multiprocessor
           machines, but will use only one CPU of a multiprocessor machine. If
           you say Y here, the kernel will run on many, but not all,
-          singleprocessor machines. On a singleprocessor machine, the kernel
+          uniprocessor machines. On a uniprocessor machine, the kernel
           will run faster if you say N here.
 
           People using multiprocessor machines who say Y here should also say
diff --git a/arch/metag/include/asm/fixmap.h b/arch/metag/include/asm/fixmap.h
index 33312751c92b..af621b041739 100644
--- a/arch/metag/include/asm/fixmap.h
+++ b/arch/metag/include/asm/fixmap.h
@@ -51,37 +51,7 @@ enum fixed_addresses {
 #define FIXADDR_SIZE    (__end_of_fixed_addresses << PAGE_SHIFT)
 #define FIXADDR_START   ((FIXADDR_TOP - FIXADDR_SIZE) & PMD_MASK)
 
-#define __fix_to_virt(x)        (FIXADDR_TOP - ((x) << PAGE_SHIFT))
-#define __virt_to_fix(x)        ((FIXADDR_TOP - ((x)&PAGE_MASK)) >> PAGE_SHIFT)
-
-extern void __this_fixmap_does_not_exist(void);
-/*
- * 'index to address' translation. If anyone tries to use the idx
- * directly without tranlation, we catch the bug with a NULL-deference
- * kernel oops. Illegal ranges of incoming indices are caught too.
- */
-static inline unsigned long fix_to_virt(const unsigned int idx)
-{
-        /*
-         * this branch gets completely eliminated after inlining,
-         * except when someone tries to use fixaddr indices in an
-         * illegal way. (such as mixing up address types or using
-         * out-of-range indices).
-         *
-         * If it doesn't get removed, the linker will complain
-         * loudly with a reasonably clear error message..
-         */
-        if (idx >= __end_of_fixed_addresses)
-                __this_fixmap_does_not_exist();
-
-        return __fix_to_virt(idx);
-}
-
-static inline unsigned long virt_to_fix(const unsigned long vaddr)
-{
-        BUG_ON(vaddr >= FIXADDR_TOP || vaddr < FIXADDR_START);
-        return __virt_to_fix(vaddr);
-}
+#include <asm-generic/fixmap.h>
 
 #define kmap_get_fixmap_pte(vaddr) \
         pte_offset_kernel( \
diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig
index e23cccde9c27..8d581ab06c5d 100644
--- a/arch/microblaze/Kconfig
+++ b/arch/microblaze/Kconfig
@@ -30,6 +30,7 @@ config MICROBLAZE
         select MODULES_USE_ELF_RELA
         select CLONE_BACKWARDS3
         select CLKSRC_OF
+        select BUILDTIME_EXTABLE_SORT
 
 config SWAP
         def_bool n
diff --git a/arch/microblaze/include/asm/fixmap.h b/arch/microblaze/include/asm/fixmap.h
index f2b312e10b10..06c0e2b1883f 100644
--- a/arch/microblaze/include/asm/fixmap.h
+++ b/arch/microblaze/include/asm/fixmap.h
@@ -58,52 +58,12 @@ enum fixed_addresses {
 extern void __set_fixmap(enum fixed_addresses idx,
                                         phys_addr_t phys, pgprot_t flags);
 
-#define set_fixmap(idx, phys) \
-                __set_fixmap(idx, phys, PAGE_KERNEL)
-/*
- * Some hardware wants to get fixmapped without caching.
- */
-#define set_fixmap_nocache(idx, phys) \
-                __set_fixmap(idx, phys, PAGE_KERNEL_CI)
-
-#define clear_fixmap(idx) \
-                __set_fixmap(idx, 0, __pgprot(0))
-
 #define __FIXADDR_SIZE  (__end_of_fixed_addresses << PAGE_SHIFT)
 #define FIXADDR_START           (FIXADDR_TOP - __FIXADDR_SIZE)
 
-#define __fix_to_virt(x)        (FIXADDR_TOP - ((x) << PAGE_SHIFT))
-#define __virt_to_fix(x)        ((FIXADDR_TOP - ((x)&PAGE_MASK)) >> PAGE_SHIFT)
-
-extern void __this_fixmap_does_not_exist(void);
-
-/*
- * 'index to address' translation. If anyone tries to use the idx
- * directly without tranlation, we catch the bug with a NULL-deference
- * kernel oops. Illegal ranges of incoming indices are caught too.
- */
-static __always_inline unsigned long fix_to_virt(const unsigned int idx)
-{
-        /*
-         * this branch gets completely eliminated after inlining,
-         * except when someone tries to use fixaddr indices in an
-         * illegal way. (such as mixing up address types or using
-         * out-of-range indices).
-         *
-         * If it doesn't get removed, the linker will complain
-         * loudly with a reasonably clear error message..
-         */
-        if (idx >= __end_of_fixed_addresses)
-                __this_fixmap_does_not_exist();
-
-        return __fix_to_virt(idx);
-}
+#define FIXMAP_PAGE_NOCACHE PAGE_KERNEL_CI
 
-static inline unsigned long virt_to_fix(const unsigned long vaddr)
-{
-        BUG_ON(vaddr >= FIXADDR_TOP || vaddr < FIXADDR_START);
-        return __virt_to_fix(vaddr);
-}
+#include <asm-generic/fixmap.h>
 
 #endif /* !__ASSEMBLY__ */
 #endif
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index c93d92beb3d6..52dac06ea6b4 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -2129,13 +2129,13 @@ config SMP
         depends on SYS_SUPPORTS_SMP
         help
           This enables support for systems with more than one CPU. If you have
-          a system with only one CPU, like most personal computers, say N. If
-          you have a system with more than one CPU, say Y.
+          a system with only one CPU, say N. If you have a system with more
+          than one CPU, say Y.
 
-          If you say N here, the kernel will run on single and multiprocessor
+          If you say N here, the kernel will run on uni- and multiprocessor
           machines, but will use only one CPU of a multiprocessor machine. If
           you say Y here, the kernel will run on many, but not all,
-          singleprocessor machines. On a singleprocessor machine, the kernel
+          uniprocessor machines. On a uniprocessor machine, the kernel
           will run faster if you say N here.
 
           People using multiprocessor machines who say Y here should also say
@@ -2430,7 +2430,7 @@ source "drivers/pcmcia/Kconfig"
 source "drivers/pci/hotplug/Kconfig"
 
 config RAPIDIO
-        bool "RapidIO support"
+        tristate "RapidIO support"
         depends on PCI
         default n
         help
diff --git a/arch/mips/include/asm/fixmap.h b/arch/mips/include/asm/fixmap.h
index dfaaf493e9d4..8c012af2f451 100644
--- a/arch/mips/include/asm/fixmap.h
+++ b/arch/mips/include/asm/fixmap.h
@@ -71,38 +71,7 @@ enum fixed_addresses {
 #define FIXADDR_SIZE    (__end_of_fixed_addresses << PAGE_SHIFT)
 #define FIXADDR_START   (FIXADDR_TOP - FIXADDR_SIZE)
 
-#define __fix_to_virt(x)        (FIXADDR_TOP - ((x) << PAGE_SHIFT))
-#define __virt_to_fix(x)        ((FIXADDR_TOP - ((x)&PAGE_MASK)) >> PAGE_SHIFT)
-
-extern void __this_fixmap_does_not_exist(void);
-
-/*
- * 'index to address' translation. If anyone tries to use the idx
- * directly without tranlation, we catch the bug with a NULL-deference
- * kernel oops. Illegal ranges of incoming indices are caught too.
- */
-static inline unsigned long fix_to_virt(const unsigned int idx)
-{
-        /*
-         * this branch gets completely eliminated after inlining,
-         * except when someone tries to use fixaddr indices in an
-         * illegal way. (such as mixing up address types or using
-         * out-of-range indices).
-         *
-         * If it doesn't get removed, the linker will complain
-         * loudly with a reasonably clear error message..
-         */
-        if (idx >= __end_of_fixed_addresses)
-                __this_fixmap_does_not_exist();
-
-        return __fix_to_virt(idx);
-}
-
-static inline unsigned long virt_to_fix(const unsigned long vaddr)
-{
-        BUG_ON(vaddr >= FIXADDR_TOP || vaddr < FIXADDR_START);
-        return __virt_to_fix(vaddr);
-}
+#include <asm-generic/fixmap.h>
 
 #define kmap_get_fixmap_pte(vaddr)                                      \
         pte_offset_kernel(pmd_offset(pud_offset(pgd_offset_k(vaddr), (vaddr)), (vaddr)), (vaddr))
diff --git a/arch/mn10300/Kconfig b/arch/mn10300/Kconfig
index 8bde9237d13b..a648de1b1096 100644
--- a/arch/mn10300/Kconfig
+++ b/arch/mn10300/Kconfig
@@ -184,13 +184,13 @@ config SMP
         depends on MN10300_PROC_MN2WS0038 || MN10300_PROC_MN2WS0050
         ---help---
           This enables support for systems with more than one CPU. If you have
-          a system with only one CPU, like most personal computers, say N. If
-          you have a system with more than one CPU, say Y.
+          a system with only one CPU, say N. If you have a system with more
+          than one CPU, say Y.
 
-          If you say N here, the kernel will run on single and multiprocessor
+          If you say N here, the kernel will run on uni- and multiprocessor
           machines, but will use only one CPU of a multiprocessor machine. If
           you say Y here, the kernel will run on many, but not all,
-          singleprocessor machines. On a singleprocessor machine, the kernel
+          uniprocessor machines. On a uniprocessor machine, the kernel
           will run faster if you say N here.
 
           See also <file:Documentation/x86/i386/IO-APIC.txt>,
diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig
index b5f1858baf33..bb2a8ec440e7 100644
--- a/arch/parisc/Kconfig
+++ b/arch/parisc/Kconfig
@@ -229,13 +229,13 @@ config SMP
         bool "Symmetric multi-processing support"
         ---help---
           This enables support for systems with more than one CPU. If you have
-          a system with only one CPU, like most personal computers, say N. If
-          you have a system with more than one CPU, say Y.
+          a system with only one CPU, say N. If you have a system with more
+          than one CPU, say Y.
 
-          If you say N here, the kernel will run on single and multiprocessor
+          If you say N here, the kernel will run on uni- and multiprocessor
           machines, but will use only one CPU of a multiprocessor machine. If
           you say Y here, the kernel will run on many, but not all,
-          singleprocessor machines. On a singleprocessor machine, the kernel
+          uniprocessor machines. On a uniprocessor machine, the kernel
           will run faster if you say N here.
 
           See also <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index b2be8e8cb5c7..bedc62b44aa6 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -794,7 +794,7 @@ config HAS_RAPIDIO
         default n
 
 config RAPIDIO
-        bool "RapidIO support"
+        tristate "RapidIO support"
         depends on HAS_RAPIDIO || PCI
         help
           If you say Y here, the kernel will include drivers and
@@ -802,7 +802,7 @@ config RAPIDIO
 
 config FSL_RIO
         bool "Freescale Embedded SRIO Controller support"
-        depends on RAPIDIO && HAS_RAPIDIO
+        depends on RAPIDIO = y && HAS_RAPIDIO
         default "n"
         ---help---
           Include support for RapidIO controller on Freescale embedded
diff --git a/arch/powerpc/include/asm/fixmap.h b/arch/powerpc/include/asm/fixmap.h
index 5c2c0233175e..90f604bbcd19 100644
--- a/arch/powerpc/include/asm/fixmap.h
+++ b/arch/powerpc/include/asm/fixmap.h
@@ -58,52 +58,12 @@ enum fixed_addresses {
 extern void __set_fixmap (enum fixed_addresses idx,
                                         phys_addr_t phys, pgprot_t flags);
 
-#define set_fixmap(idx, phys) \
-                __set_fixmap(idx, phys, PAGE_KERNEL)
-/*
- * Some hardware wants to get fixmapped without caching.
- */
-#define set_fixmap_nocache(idx, phys) \
-                __set_fixmap(idx, phys, PAGE_KERNEL_NCG)
-
-#define clear_fixmap(idx) \
-                __set_fixmap(idx, 0, __pgprot(0))
-
 #define __FIXADDR_SIZE  (__end_of_fixed_addresses << PAGE_SHIFT)
 #define FIXADDR_START           (FIXADDR_TOP - __FIXADDR_SIZE)
 
-#define __fix_to_virt(x)        (FIXADDR_TOP - ((x) << PAGE_SHIFT))
-#define __virt_to_fix(x)        ((FIXADDR_TOP - ((x)&PAGE_MASK)) >> PAGE_SHIFT)
-
-extern void __this_fixmap_does_not_exist(void);
-
-/*
- * 'index to address' translation. If anyone tries to use the idx
- * directly without tranlation, we catch the bug with a NULL-deference
- * kernel oops. Illegal ranges of incoming indices are caught too.
- */
-static __always_inline unsigned long fix_to_virt(const unsigned int idx)
-{
-        /*
-         * this branch gets completely eliminated after inlining,
-         * except when someone tries to use fixaddr indices in an
-         * illegal way. (such as mixing up address types or using
-         * out-of-range indices).
-         *
-         * If it doesn't get removed, the linker will complain
-         * loudly with a reasonably clear error message..
-         */
-        if (idx >= __end_of_fixed_addresses)
-                __this_fixmap_does_not_exist();
-
-        return __fix_to_virt(idx);
-}
+#define FIXMAP_PAGE_NOCACHE PAGE_KERNEL_NCG
 
-static inline unsigned long virt_to_fix(const unsigned long vaddr)
-{
-        BUG_ON(vaddr >= FIXADDR_TOP || vaddr < FIXADDR_START);
-        return __virt_to_fix(vaddr);
-}
+#include <asm-generic/fixmap.h>
 
 #endif /* !__ASSEMBLY__ */
 #endif
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index e9f312532526..4f858f77d870 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -334,10 +334,10 @@ config SMP
           a system with only one CPU, like most personal computers, say N. If
           you have a system with more than one CPU, say Y.
 
-          If you say N here, the kernel will run on single and multiprocessor
+          If you say N here, the kernel will run on uni- and multiprocessor
           machines, but will use only one CPU of a multiprocessor machine. If
           you say Y here, the kernel will run on many, but not all,
-          singleprocessor machines. On a singleprocessor machine, the kernel
+          uniprocessor machines. On a uniprocessor machine, the kernel
           will run faster if you say N here.
 
           See also the SMP-HOWTO available at
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index ce298317a73e..6357710753d5 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -701,13 +701,13 @@ config SMP
         depends on SYS_SUPPORTS_SMP
         ---help---
           This enables support for systems with more than one CPU. If you have
-          a system with only one CPU, like most personal computers, say N. If
-          you have a system with more than one CPU, say Y.
+          a system with only one CPU, say N. If you have a system with more
+          than one CPU, say Y.
 
-          If you say N here, the kernel will run on single and multiprocessor
+          If you say N here, the kernel will run on uni- and multiprocessor
           machines, but will use only one CPU of a multiprocessor machine. If
           you say Y here, the kernel will run on many, but not all,
-          singleprocessor machines. On a singleprocessor machine, the kernel
+          uniprocessor machines. On a uniprocessor machine, the kernel
           will run faster if you say N here.
 
           People using multiprocessor machines who say Y here should also say
diff --git a/arch/sh/include/asm/fixmap.h b/arch/sh/include/asm/fixmap.h
index cbe0186b6794..4daf91c3b725 100644
--- a/arch/sh/include/asm/fixmap.h
+++ b/arch/sh/include/asm/fixmap.h
@@ -79,13 +79,6 @@ extern void __set_fixmap(enum fixed_addresses idx,
                          unsigned long phys, pgprot_t flags);
 extern void __clear_fixmap(enum fixed_addresses idx, pgprot_t flags);
 
-#define set_fixmap(idx, phys) \
-                __set_fixmap(idx, phys, PAGE_KERNEL)
-/*
- * Some hardware wants to get fixmapped without caching.
- */
-#define set_fixmap_nocache(idx, phys) \
-                __set_fixmap(idx, phys, PAGE_KERNEL_NOCACHE)
 /*
  * used by vmalloc.c.
  *
@@ -101,36 +94,8 @@ extern void __clear_fixmap(enum fixed_addresses idx, pgprot_t flags);
 #define FIXADDR_SIZE    (__end_of_fixed_addresses << PAGE_SHIFT)
 #define FIXADDR_START   (FIXADDR_TOP - FIXADDR_SIZE)
 
-#define __fix_to_virt(x)        (FIXADDR_TOP - ((x) << PAGE_SHIFT))
-#define __virt_to_fix(x)        ((FIXADDR_TOP - ((x)&PAGE_MASK)) >> PAGE_SHIFT)
-
-extern void __this_fixmap_does_not_exist(void);
-
-/*
- * 'index to address' translation. If anyone tries to use the idx
- * directly without tranlation, we catch the bug with a NULL-deference
- * kernel oops. Illegal ranges of incoming indices are caught too.
- */
-static inline unsigned long fix_to_virt(const unsigned int idx)
-{
-        /*
-         * this branch gets completely eliminated after inlining,
-         * except when someone tries to use fixaddr indices in an
-         * illegal way. (such as mixing up address types or using
-         * out-of-range indices).
-         *
-         * If it doesn't get removed, the linker will complain
-         * loudly with a reasonably clear error message..
-         */
-        if (idx >= __end_of_fixed_addresses)
-                __this_fixmap_does_not_exist();
+#define FIXMAP_PAGE_NOCACHE PAGE_KERNEL_NOCACHE
 
-        return __fix_to_virt(idx);
-}
+#include <asm-generic/fixmap.h>
 
-static inline unsigned long virt_to_fix(const unsigned long vaddr)
-{
-        BUG_ON(vaddr >= FIXADDR_TOP || vaddr < FIXADDR_START);
-        return __virt_to_fix(vaddr);
-}
 #endif
diff --git a/arch/sh/kernel/dwarf.c b/arch/sh/kernel/dwarf.c
index 49c09c7d5b77..67a049e75ec1 100644
--- a/arch/sh/kernel/dwarf.c
+++ b/arch/sh/kernel/dwarf.c
@@ -995,29 +995,19 @@ static struct unwinder dwarf_unwinder = {
 
 static void dwarf_unwinder_cleanup(void)
 {
-        struct rb_node **fde_rb_node = &fde_root.rb_node;
-        struct rb_node **cie_rb_node = &cie_root.rb_node;
+        struct dwarf_fde *fde, *next_fde;
+        struct dwarf_cie *cie, *next_cie;
 
         /*
          * Deallocate all the memory allocated for the DWARF unwinder.
          * Traverse all the FDE/CIE lists and remove and free all the
          * memory associated with those data structures.
          */
-        while (*fde_rb_node) {
-                struct dwarf_fde *fde;
-
-                fde = rb_entry(*fde_rb_node, struct dwarf_fde, node);
-                rb_erase(*fde_rb_node, &fde_root);
+        rbtree_postorder_for_each_entry_safe(fde, next_fde, &fde_root, node)
                 kfree(fde);
-        }
 
-        while (*cie_rb_node) {
-                struct dwarf_cie *cie;
-
-                cie = rb_entry(*cie_rb_node, struct dwarf_cie, node);
-                rb_erase(*cie_rb_node, &cie_root);
+        rbtree_postorder_for_each_entry_safe(cie, next_cie, &cie_root, node)
                 kfree(cie);
-        }
 
         kmem_cache_destroy(dwarf_reg_cachep);
         kmem_cache_destroy(dwarf_frame_cachep);
diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig
index d4f7a6a163dc..63dfe68f4af8 100644
--- a/arch/sparc/Kconfig
+++ b/arch/sparc/Kconfig
@@ -152,10 +152,10 @@ config SMP
           a system with only one CPU, say N. If you have a system with more
           than one CPU, say Y.
 
-          If you say N here, the kernel will run on single and multiprocessor
+          If you say N here, the kernel will run on uni- and multiprocessor
           machines, but will use only one CPU of a multiprocessor machine. If
           you say Y here, the kernel will run on many, but not all,
-          singleprocessor machines. On a singleprocessor machine, the kernel
+          uniprocessor machines. On a uniprocessor machine, the kernel
           will run faster if you say N here.
 
           People using multiprocessor machines who say Y here should also say
diff --git a/arch/tile/include/asm/fixmap.h b/arch/tile/include/asm/fixmap.h
index c6b9c1b38fd1..ffe2637aeb31 100644
--- a/arch/tile/include/asm/fixmap.h
+++ b/arch/tile/include/asm/fixmap.h
@@ -25,9 +25,6 @@
 #include <asm/kmap_types.h>
 #endif
 
-#define __fix_to_virt(x)        (FIXADDR_TOP - ((x) << PAGE_SHIFT))
-#define __virt_to_fix(x)        ((FIXADDR_TOP - ((x)&PAGE_MASK)) >> PAGE_SHIFT)
-
 /*
  * Here we define all the compile-time 'special' virtual
  * addresses. The point is to have a constant address at
@@ -83,35 +80,7 @@ enum fixed_addresses {
 #define FIXADDR_START           (FIXADDR_TOP + PAGE_SIZE - __FIXADDR_SIZE)
 #define FIXADDR_BOOT_START      (FIXADDR_TOP + PAGE_SIZE - __FIXADDR_BOOT_SIZE)
 
-extern void __this_fixmap_does_not_exist(void);
-
-/*
- * 'index to address' translation. If anyone tries to use the idx
- * directly without tranlation, we catch the bug with a NULL-deference
- * kernel oops. Illegal ranges of incoming indices are caught too.
- */
-static __always_inline unsigned long fix_to_virt(const unsigned int idx)
-{
-        /*
-         * this branch gets completely eliminated after inlining,
-         * except when someone tries to use fixaddr indices in an
-         * illegal way. (such as mixing up address types or using
-         * out-of-range indices).
-         *
-         * If it doesn't get removed, the linker will complain
-         * loudly with a reasonably clear error message..
-         */
-        if (idx >= __end_of_fixed_addresses)
-                __this_fixmap_does_not_exist();
-
-        return __fix_to_virt(idx);
-}
-
-static inline unsigned long virt_to_fix(const unsigned long vaddr)
-{
-        BUG_ON(vaddr >= FIXADDR_TOP || vaddr < FIXADDR_START);
-        return __virt_to_fix(vaddr);
-}
+#include <asm-generic/fixmap.h>
 
 #endif /* !__ASSEMBLY__ */
 
diff --git a/arch/um/include/asm/fixmap.h b/arch/um/include/asm/fixmap.h
index 21a423bae5e8..3094ea3c73b0 100644
--- a/arch/um/include/asm/fixmap.h
+++ b/arch/um/include/asm/fixmap.h
@@ -43,13 +43,6 @@ enum fixed_addresses {
 extern void __set_fixmap (enum fixed_addresses idx,
                           unsigned long phys, pgprot_t flags);
 
-#define set_fixmap(idx, phys) \
-                __set_fixmap(idx, phys, PAGE_KERNEL)
-/*
- * Some hardware wants to get fixmapped without caching.
- */
-#define set_fixmap_nocache(idx, phys) \
-                __set_fixmap(idx, phys, PAGE_KERNEL_NOCACHE)
 /*
  * used by vmalloc.c.
  *
@@ -62,37 +55,6 @@ extern void __set_fixmap (enum fixed_addresses idx,
 #define FIXADDR_SIZE    (__end_of_fixed_addresses << PAGE_SHIFT)
 #define FIXADDR_START   (FIXADDR_TOP - FIXADDR_SIZE)
 
-#define __fix_to_virt(x)        (FIXADDR_TOP - ((x) << PAGE_SHIFT))
-#define __virt_to_fix(x)      ((FIXADDR_TOP - ((x)&PAGE_MASK)) >> PAGE_SHIFT)
-
-extern void __this_fixmap_does_not_exist(void);
-
-/*
- * 'index to address' translation. If anyone tries to use the idx
- * directly without tranlation, we catch the bug with a NULL-deference
- * kernel oops. Illegal ranges of incoming indices are caught too.
- */
-static inline unsigned long fix_to_virt(const unsigned int idx)
-{
-        /*
-         * this branch gets completely eliminated after inlining,
-         * except when someone tries to use fixaddr indices in an
-         * illegal way. (such as mixing up address types or using
-         * out-of-range indices).
-         *
-         * If it doesn't get removed, the linker will complain
-         * loudly with a reasonably clear error message..
-         */
-        if (idx >= __end_of_fixed_addresses)
-                __this_fixmap_does_not_exist();
-
-        return __fix_to_virt(idx);
-}
-
-static inline unsigned long virt_to_fix(const unsigned long vaddr)
-{
-      BUG_ON(vaddr >= FIXADDR_TOP || vaddr < FIXADDR_START);
-      return __virt_to_fix(vaddr);
-}
+#include <asm-generic/fixmap.h>
 
 #endif
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index d3b9186e4c23..3e97a3dd4129 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -279,13 +279,13 @@ config SMP
         bool "Symmetric multi-processing support"
         ---help---
           This enables support for systems with more than one CPU. If you have
-          a system with only one CPU, like most personal computers, say N. If
-          you have a system with more than one CPU, say Y.
+          a system with only one CPU, say N. If you have a system with more
+          than one CPU, say Y.
 
-          If you say N here, the kernel will run on single and multiprocessor
+          If you say N here, the kernel will run on uni- and multiprocessor
           machines, but will use only one CPU of a multiprocessor machine. If
           you say Y here, the kernel will run on many, but not all,
-          singleprocessor machines. On a singleprocessor machine, the kernel
+          uniprocessor machines. On a uniprocessor machine, the kernel
           will run faster if you say N here.
 
           Note that if you say Y here and choose architecture "586" or
@@ -731,6 +731,7 @@ config APB_TIMER
 # The code disables itself when not needed.
 config DMI
         default y
+        select DMI_SCAN_MACHINE_NON_EFI_FALLBACK
         bool "Enable DMI scanning" if EXPERT
         ---help---
           Enabled scanning of DMI to identify machine quirks. Say Y
diff --git a/arch/x86/include/asm/dmi.h b/arch/x86/include/asm/dmi.h
index fd8f9e2ca35f..535192f6bfad 100644
--- a/arch/x86/include/asm/dmi.h
+++ b/arch/x86/include/asm/dmi.h
@@ -13,7 +13,9 @@ static __always_inline __init void *dmi_alloc(unsigned len)
 }
 
 /* Use early IO mappings for DMI because it's initialized early */
-#define dmi_ioremap early_ioremap
-#define dmi_iounmap early_iounmap
+#define dmi_early_remap         early_ioremap
+#define dmi_early_unmap         early_iounmap
+#define dmi_remap               ioremap
+#define dmi_unmap               iounmap
 
 #endif /* _ASM_X86_DMI_H */
diff --git a/arch/x86/include/asm/fixmap.h b/arch/x86/include/asm/fixmap.h
index e846225265ed..7252cd339175 100644
--- a/arch/x86/include/asm/fixmap.h
+++ b/arch/x86/include/asm/fixmap.h
@@ -175,64 +175,7 @@ static inline void __set_fixmap(enum fixed_addresses idx,
 }
 #endif
 
-#define set_fixmap(idx, phys)                           \
-        __set_fixmap(idx, phys, PAGE_KERNEL)
-
-/*
- * Some hardware wants to get fixmapped without caching.
- */
-#define set_fixmap_nocache(idx, phys)                   \
-        __set_fixmap(idx, phys, PAGE_KERNEL_NOCACHE)
-
-#define clear_fixmap(idx)                       \
-        __set_fixmap(idx, 0, __pgprot(0))
-
-#define __fix_to_virt(x)        (FIXADDR_TOP - ((x) << PAGE_SHIFT))
-#define __virt_to_fix(x)        ((FIXADDR_TOP - ((x)&PAGE_MASK)) >> PAGE_SHIFT)
-
-extern void __this_fixmap_does_not_exist(void);
-
-/*
- * 'index to address' translation. If anyone tries to use the idx
- * directly without translation, we catch the bug with a NULL-deference
- * kernel oops. Illegal ranges of incoming indices are caught too.
- */
-static __always_inline unsigned long fix_to_virt(const unsigned int idx)
-{
-        /*
-         * this branch gets completely eliminated after inlining,
-         * except when someone tries to use fixaddr indices in an
-         * illegal way. (such as mixing up address types or using
-         * out-of-range indices).
-         *
-         * If it doesn't get removed, the linker will complain
-         * loudly with a reasonably clear error message..
-         */
-        if (idx >= __end_of_fixed_addresses)
-                __this_fixmap_does_not_exist();
-
-        return __fix_to_virt(idx);
-}
-
-static inline unsigned long virt_to_fix(const unsigned long vaddr)
-{
-        BUG_ON(vaddr >= FIXADDR_TOP || vaddr < FIXADDR_START);
-        return __virt_to_fix(vaddr);
-}
-
-/* Return an pointer with offset calculated */
-static __always_inline unsigned long
-__set_fixmap_offset(enum fixed_addresses idx, phys_addr_t phys, pgprot_t flags)
-{
-        __set_fixmap(idx, phys, flags);
-        return fix_to_virt(idx) + (phys & (PAGE_SIZE - 1));
-}
-
-#define set_fixmap_offset(idx, phys)                    \
-        __set_fixmap_offset(idx, phys, PAGE_KERNEL)
-
-#define set_fixmap_offset_nocache(idx, phys)                    \
-        __set_fixmap_offset(idx, phys, PAGE_KERNEL_NOCACHE)
+#include <asm-generic/fixmap.h>
 
 #endif /* !__ASSEMBLY__ */
 #endif /* _ASM_X86_FIXMAP_H */
diff --git a/arch/x86/mm/gup.c b/arch/x86/mm/gup.c
index 0596e8e0cc19..207d9aef662d 100644
--- a/arch/x86/mm/gup.c
+++ b/arch/x86/mm/gup.c
@@ -108,8 +108,8 @@ static noinline int gup_pte_range(pmd_t pmd, unsigned long addr,
 
 static inline void get_head_page_multiple(struct page *page, int nr)
 {
-        VM_BUG_ON(page != compound_head(page));
-        VM_BUG_ON(page_count(page) == 0);
+        VM_BUG_ON_PAGE(page != compound_head(page), page);
+        VM_BUG_ON_PAGE(page_count(page) == 0, page);
         atomic_add(nr, &page->_count);
         SetPageReferenced(page);
 }
@@ -135,7 +135,7 @@ static noinline int gup_huge_pmd(pmd_t pmd, unsigned long addr,
         head = pte_page(pte);
         page = head + ((addr & ~PMD_MASK) >> PAGE_SHIFT);
         do {
-                VM_BUG_ON(compound_head(page) != head);
+                VM_BUG_ON_PAGE(compound_head(page) != head, page);
                 pages[*nr] = page;
                 if (PageTail(page))
                         get_huge_page_tail(page);
@@ -212,7 +212,7 @@ static noinline int gup_huge_pud(pud_t pud, unsigned long addr,
         head = pte_page(pte);
         page = head + ((addr & ~PUD_MASK) >> PAGE_SHIFT);
         do {
-                VM_BUG_ON(compound_head(page) != head);
+                VM_BUG_ON_PAGE(compound_head(page) != head, page);
                 pages[*nr] = page;
                 if (PageTail(page))
                         get_huge_page_tail(page);