Browse Source

Merge tag 'v3.11-rc5' into for-3.12 branch

For testing purposes I want some nfs and nfsd bugfixes (specifically,
58cd57bfd9db3bc213bf9d6a10920f82095f0114 and previous nfsd patches, and
Trond's 4f3cc4809a98a165a9708b72b47de71643797bbd).
J. Bruce Fields 12 years ago
parent
commit
b8297cec2d
100 changed files with 972 additions and 622 deletions
  1. 1 0
      .gitignore
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      Documentation/ABI/testing/sysfs-driver-xen-blkback
  3. 10 0
      Documentation/ABI/testing/sysfs-driver-xen-blkfront
  4. 1 1
      Documentation/DocBook/device-drivers.tmpl
  5. 2 2
      Documentation/DocBook/media_api.tmpl
  6. 24 13
      Documentation/bcache.txt
  7. 1 0
      Documentation/devicetree/bindings/clock/imx27-clock.txt
  8. 1 1
      Documentation/devicetree/bindings/i2c/i2c-mv64xxx.txt
  9. 1 3
      Documentation/devicetree/bindings/regulator/palmas-pmic.txt
  10. 2 0
      Documentation/devicetree/bindings/vendor-prefixes.txt
  11. 22 22
      Documentation/ja_JP/HOWTO
  12. 2 2
      Documentation/sysctl/net.txt
  13. 43 19
      MAINTAINERS
  14. 1 1
      Makefile
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      arch/alpha/Kconfig
  16. 65 23
      arch/alpha/include/asm/atomic.h
  17. 5 3
      arch/alpha/include/asm/param.h
  18. 0 4
      arch/alpha/include/asm/spinlock.h
  19. 1 2
      arch/alpha/include/asm/unistd.h
  20. 0 7
      arch/alpha/include/uapi/asm/param.h
  21. 2 0
      arch/alpha/include/uapi/asm/unistd.h
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      arch/alpha/kernel/entry.S
  23. 1 1
      arch/alpha/kernel/irq_alpha.c
  24. 3 2
      arch/alpha/kernel/smp.c
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      arch/alpha/kernel/sys_dp264.c
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      arch/alpha/kernel/sys_marvel.c
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      arch/alpha/kernel/systbls.S
  28. 1 3
      arch/alpha/kernel/time.c
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      arch/alpha/kernel/traps.c
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      arch/arc/include/asm/entry.h
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      arch/arm/Kconfig
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      arch/arm/Kconfig.debug
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      arch/arm/Makefile
  34. 14 8
      arch/arm/boot/dts/atlas6.dtsi
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      arch/arm/boot/dts/imx28-apx4devkit.dts
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      arch/arm/boot/dts/imx53.dtsi
  42. 2 2
      arch/arm/boot/dts/msm8960-cdp.dts
  43. 49 29
      arch/arm/boot/dts/omap5-uevm.dts
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      arch/arm/boot/dts/prima2.dtsi
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      arch/arm/boot/dts/stih416-pinctrl.dtsi
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      arch/arm/boot/dts/stih416.dtsi
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  50. 4 4
      arch/arm/boot/dts/vf610.dtsi
  51. 0 1
      arch/arm/common/edma.c
  52. 2 0
      arch/arm/configs/da8xx_omapl_defconfig
  53. 2 0
      arch/arm/configs/davinci_all_defconfig
  54. 5 1
      arch/arm/configs/multi_v7_defconfig
  55. 5 2
      arch/arm/configs/nhk8815_defconfig
  56. 0 45
      arch/arm/include/asm/a.out-core.h
  57. 6 1
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      arch/arm/include/asm/elf.h
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      arch/arm/include/asm/processor.h
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      arch/arm/include/asm/tlbflush.h
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      arch/arm/include/asm/virt.h
  66. 0 1
      arch/arm/include/uapi/asm/Kbuild
  67. 0 34
      arch/arm/include/uapi/asm/a.out.h
  68. 53 50
      arch/arm/kernel/entry-armv.S
  69. 1 1
      arch/arm/kernel/entry-v7m.S
  70. 14 5
      arch/arm/kernel/fiq.c
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      arch/arm/kernel/head-nommu.S
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      arch/arm/kernel/head.S
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      arch/arm/kernel/hyp-stub.S
  74. 46 3
      arch/arm/kernel/process.c
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      arch/arm/kernel/setup.c
  76. 47 9
      arch/arm/kernel/signal.c
  77. 0 12
      arch/arm/kernel/signal.h
  78. 0 17
      arch/arm/kernel/smp_tlb.c
  79. 26 20
      arch/arm/kernel/traps.c
  80. 17 0
      arch/arm/kernel/vmlinux.lds.S
  81. 1 1
      arch/arm/mach-davinci/board-dm365-evm.c
  82. 1 1
      arch/arm/mach-davinci/dm355.c
  83. 1 1
      arch/arm/mach-davinci/dm365.c
  84. 1 0
      arch/arm/mach-exynos/Kconfig
  85. 1 1
      arch/arm/mach-exynos/Makefile
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      arch/arm/mach-exynos/common.c
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      arch/arm/mach-exynos/common.h
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      arch/arm/mach-exynos/cpuidle.c
  89. 5 0
      arch/arm/mach-exynos/include/mach/memory.h
  90. 6 0
      arch/arm/mach-exynos/pm.c
  91. 0 2
      arch/arm/mach-footbridge/dc21285.c
  92. 4 3
      arch/arm/mach-highbank/highbank.c
  93. 3 2
      arch/arm/mach-imx/clk-imx6q.c
  94. 2 0
      arch/arm/mach-imx/clk-vf610.c
  95. 1 1
      arch/arm/mach-imx/mx27.h
  96. 1 1
      arch/arm/mach-keystone/keystone.c
  97. 1 2
      arch/arm/mach-msm/Kconfig
  98. 0 33
      arch/arm/mach-msm/gpiomux-v1.c
  99. 0 10
      arch/arm/mach-msm/gpiomux.h
  100. 1 1
      arch/arm/mach-omap2/Kconfig

+ 1 - 0
.gitignore

@@ -29,6 +29,7 @@ modules.builtin
 *.bz2
 *.lzma
 *.xz
+*.lz4
 *.lzo
 *.patch
 *.gcno

+ 17 - 0
Documentation/ABI/testing/sysfs-driver-xen-blkback

@@ -0,0 +1,17 @@
+What:           /sys/module/xen_blkback/parameters/max_buffer_pages
+Date:           March 2013
+KernelVersion:  3.11
+Contact:        Roger Pau Monné <roger.pau@citrix.com>
+Description:
+                Maximum number of free pages to keep in each block
+                backend buffer.
+
+What:           /sys/module/xen_blkback/parameters/max_persistent_grants
+Date:           March 2013
+KernelVersion:  3.11
+Contact:        Roger Pau Monné <roger.pau@citrix.com>
+Description:
+                Maximum number of grants to map persistently in
+                blkback. If the frontend tries to use more than
+                max_persistent_grants, the LRU kicks in and starts
+                removing 5% of max_persistent_grants every 100ms.

+ 10 - 0
Documentation/ABI/testing/sysfs-driver-xen-blkfront

@@ -0,0 +1,10 @@
+What:           /sys/module/xen_blkfront/parameters/max
+Date:           June 2013
+KernelVersion:  3.11
+Contact:        Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
+Description:
+                Maximum number of segments that the frontend will negotiate
+                with the backend for indirect descriptors. The default value
+                is 32 - higher value means more potential throughput but more
+                memory usage. The backend picks the minimum of the frontend
+                and its default backend value.

+ 1 - 1
Documentation/DocBook/device-drivers.tmpl

@@ -84,7 +84,7 @@ X!Iinclude/linux/kobject.h
 
      <sect1><title>Kernel utility functions</title>
 !Iinclude/linux/kernel.h
-!Ekernel/printk.c
+!Ekernel/printk/printk.c
 !Ekernel/panic.c
 !Ekernel/sys.c
 !Ekernel/rcupdate.c

+ 2 - 2
Documentation/DocBook/media_api.tmpl

@@ -1,6 +1,6 @@
 <?xml version="1.0"?>
-<!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook XML V4.1.2//EN"
-	"http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd" [
+<!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN"
+	"http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd" [
 <!ENTITY % media-entities SYSTEM "./media-entities.tmpl"> %media-entities;
 <!ENTITY media-indices SYSTEM "./media-indices.tmpl">
 

+ 24 - 13
Documentation/bcache.txt

@@ -46,29 +46,33 @@ you format your backing devices and cache device at the same time, you won't
 have to manually attach:
   make-bcache -B /dev/sda /dev/sdb -C /dev/sdc
 
-To make bcache devices known to the kernel, echo them to /sys/fs/bcache/register:
+bcache-tools now ships udev rules, and bcache devices are known to the kernel
+immediately.  Without udev, you can manually register devices like this:
 
   echo /dev/sdb > /sys/fs/bcache/register
   echo /dev/sdc > /sys/fs/bcache/register
 
-To register your bcache devices automatically, you could add something like
-this to an init script:
+Registering the backing device makes the bcache device show up in /dev; you can
+now format it and use it as normal. But the first time using a new bcache
+device, it'll be running in passthrough mode until you attach it to a cache.
+See the section on attaching.
 
-  echo /dev/sd* > /sys/fs/bcache/register_quiet
+The devices show up as:
 
-It'll look for bcache superblocks and ignore everything that doesn't have one.
+  /dev/bcache<N>
 
-Registering the backing device makes the bcache show up in /dev; you can now
-format it and use it as normal. But the first time using a new bcache device,
-it'll be running in passthrough mode until you attach it to a cache. See the
-section on attaching.
+As well as (with udev):
 
-The devices show up at /dev/bcacheN, and can be controlled via sysfs from
-/sys/block/bcacheN/bcache:
+  /dev/bcache/by-uuid/<uuid>
+  /dev/bcache/by-label/<label>
+
+To get started:
 
   mkfs.ext4 /dev/bcache0
   mount /dev/bcache0 /mnt
 
+You can control bcache devices through sysfs at /sys/block/bcache<N>/bcache .
+
 Cache devices are managed as sets; multiple caches per set isn't supported yet
 but will allow for mirroring of metadata and dirty data in the future. Your new
 cache set shows up as /sys/fs/bcache/<UUID>
@@ -80,11 +84,11 @@ must be attached to your cache set to enable caching. Attaching a backing
 device to a cache set is done thusly, with the UUID of the cache set in
 /sys/fs/bcache:
 
-  echo <UUID> > /sys/block/bcache0/bcache/attach
+  echo <CSET-UUID> > /sys/block/bcache0/bcache/attach
 
 This only has to be done once. The next time you reboot, just reregister all
 your bcache devices. If a backing device has data in a cache somewhere, the
-/dev/bcache# device won't be created until the cache shows up - particularly
+/dev/bcache<N> device won't be created until the cache shows up - particularly
 important if you have writeback caching turned on.
 
 If you're booting up and your cache device is gone and never coming back, you
@@ -191,6 +195,9 @@ want for getting the best possible numbers when benchmarking.
 
 SYSFS - BACKING DEVICE:
 
+Available at /sys/block/<bdev>/bcache, /sys/block/bcache*/bcache and
+(if attached) /sys/fs/bcache/<cset-uuid>/bdev*
+
 attach
   Echo the UUID of a cache set to this file to enable caching.
 
@@ -300,6 +307,8 @@ cache_readaheads
 
 SYSFS - CACHE SET:
 
+Available at /sys/fs/bcache/<cset-uuid>
+
 average_key_size
   Average data per key in the btree.
 
@@ -390,6 +399,8 @@ trigger_gc
 
 SYSFS - CACHE DEVICE:
 
+Available at /sys/block/<cdev>/bcache
+
 block_size
   Minimum granularity of writes - should match hardware sector size.
 

+ 1 - 0
Documentation/devicetree/bindings/clock/imx27-clock.txt

@@ -98,6 +98,7 @@ clocks and IDs.
 	fpm                  83
 	mpll_osc_sel         84
 	mpll_sel             85
+	spll_gate	     86
 
 Examples:
 

+ 1 - 1
Documentation/devicetree/bindings/i2c/i2c-mv64xxx.txt

@@ -4,7 +4,7 @@
 Required properties :
 
  - reg             : Offset and length of the register set for the device
- - compatible      : Should be "marvell,mv64xxx-i2c"
+ - compatible      : Should be "marvell,mv64xxx-i2c" or "allwinner,sun4i-i2c"
  - interrupts      : The interrupt number
 
 Optional properties :

+ 1 - 3
Documentation/devicetree/bindings/regulator/palmas-pmic.txt

@@ -31,9 +31,8 @@ Optional nodes:
 	       Optional sub-node properties:
 	       ti,warm-reset - maintain voltage during warm reset(boolean)
 	       ti,roof-floor - control voltage selection by pin(boolean)
-	       ti,sleep-mode - mode to adopt in pmic sleep 0 - off, 1 - auto,
+	       ti,mode-sleep - mode to adopt in pmic sleep 0 - off, 1 - auto,
 	       2 - eco, 3 - forced pwm
-	       ti,tstep - slope control 0 - Jump, 1 10mV/us, 2 5mV/us, 3 2.5mV/us
 	       ti,smps-range - OTP has the wrong range set for the hardware so override
 	       0 - low range, 1 - high range.
 
@@ -59,7 +58,6 @@ pmic {
 			ti,warm-reset;
 			ti,roof-floor;
 			ti,mode-sleep = <0>;
-			ti,tstep = <0>;
 			ti,smps-range = <1>;
 		};
 

+ 2 - 0
Documentation/devicetree/bindings/vendor-prefixes.txt

@@ -26,6 +26,7 @@ est	ESTeem Wireless Modems
 fsl	Freescale Semiconductor
 GEFanuc	GE Fanuc Intelligent Platforms Embedded Systems, Inc.
 gef	GE Fanuc Intelligent Platforms Embedded Systems, Inc.
+hisilicon	Hisilicon Limited.
 hp	Hewlett Packard
 ibm	International Business Machines (IBM)
 idt	Integrated Device Technologies, Inc.
@@ -43,6 +44,7 @@ nxp	NXP Semiconductors
 onnn	ON Semiconductor Corp.
 picochip	Picochip Ltd
 powervr	PowerVR (deprecated, use img)
+qca	Qualcomm Atheros, Inc.
 qcom	Qualcomm, Inc.
 ralink	Mediatek/Ralink Technology Corp.
 ramtron	Ramtron International

+ 22 - 22
Documentation/ja_JP/HOWTO

@@ -11,14 +11,14 @@ for non English (read: Japanese) speakers and is not intended as a
 fork. So if you have any comments or updates for this file, please try
 to update the original English file first.
 
-Last Updated: 2011/03/31
+Last Updated: 2013/07/19
 ==================================
 これは、
-linux-2.6.38/Documentation/HOWTO
+linux-3.10/Documentation/HOWTO
 の和訳です。
 
-翻訳団体: JF プロジェクト < http://www.linux.or.jp/JF/ >
-翻訳日: 2011/3/28
+翻訳団体: JF プロジェクト < http://linuxjf.sourceforge.jp/ >
+翻訳日: 2013/7/19
 翻訳者: Tsugikazu Shibata <tshibata at ab dot jp dot nec dot com>
 校正者: 松倉さん <nbh--mats at nifty dot com>
          小林 雅典さん (Masanori Kobayasi) <zap03216 at nifty dot ne dot jp>
@@ -245,7 +245,7 @@ Linux カーネルソースツリーの中に含まれる、きれいにし、
 自己参照方式で、索引がついた web 形式で、ソースコードを参照することが
 できます。この最新の素晴しいカーネルコードのリポジトリは以下で見つかり
 ます-
-	http://sosdg.org/~qiyong/lxr/
+	http://lxr.linux.no/+trees
 
 開発プロセス
 -----------------------
@@ -253,24 +253,24 @@ Linux カーネルソースツリーの中に含まれる、きれいにし、
 Linux カーネルの開発プロセスは現在幾つかの異なるメインカーネル「ブラン
 チ」と多数のサブシステム毎のカーネルブランチから構成されます。
 これらのブランチとは-
-  - メインの 2.6.x カーネルツリー
-  - 2.6.x.y -stable カーネルツリー
-  - 2.6.x -git カーネルパッチ
+  - メインの 3.x カーネルツリー
+  - 3.x.y -stable カーネルツリー
+  - 3.x -git カーネルパッチ
   - サブシステム毎のカーネルツリーとパッチ
-  - 統合テストのための 2.6.x -next カーネルツリー
+  - 統合テストのための 3.x -next カーネルツリー
 
-2.6.x カーネルツリー
+3.x カーネルツリー
 -----------------
 
-2.6.x カーネルは Linus Torvalds によってメンテナンスされ、kernel.org
-の pub/linux/kernel/v2.6/ ディレクトリに存在します。この開発プロセスは
+3.x カーネルは Linus Torvalds によってメンテナンスされ、kernel.org
+の pub/linux/kernel/v3.x/ ディレクトリに存在します。この開発プロセスは
 以下のとおり-
 
   - 新しいカーネルがリリースされた直後に、2週間の特別期間が設けられ、
     この期間中に、メンテナ達は Linus に大きな差分を送ることができます。
     このような差分は通常 -next カーネルに数週間含まれてきたパッチです。
     大きな変更は git(カーネルのソース管理ツール、詳細は
-    http://git-scm.com/  参照) を使って送るのが好ましいやり方ですが、パッ
+    http://git-scm.com/ 参照) を使って送るのが好ましいやり方ですが、パッ
     チファイルの形式のまま送るのでも十分です。
 
   - 2週間後、-rc1 カーネルがリリースされ、この後にはカーネル全体の安定
@@ -302,20 +302,20 @@ Andrew Morton が Linux-kernel メーリングリストにカーネルリリー
   実に認識されたバグの状況によりリリースされるのであり、前もって決めら
   れた計画によってリリースされるものではないからです。」
 
-2.6.x.y -stable カーネルツリー
+3.x.y -stable カーネルツリー
 ---------------------------
 
-バージョン番号が4つの数字に分かれているカーネルは -stable カーネルです。
-これには、2.6.x カーネルで見つかったセキュリティ問題や重大な後戻りに対
+バージョン番号が3つの数字に分かれているカーネルは -stable カーネルです。
+これには、3.x カーネルで見つかったセキュリティ問題や重大な後戻りに対
 する比較的小さい重要な修正が含まれます。
 
 これは、開発/実験的バージョンのテストに協力することに興味が無く、
 最新の安定したカーネルを使いたいユーザに推奨するブランチです。
 
-もし、2.6.x.y カーネルが存在しない場合には、番号が一番大きい 2.6.x が
+もし、3.x.y カーネルが存在しない場合には、番号が一番大きい 3.x が
 最新の安定版カーネルです。
 
-2.6.x.y は "stable" チーム <stable@kernel.org> でメンテされており、必
+3.x.y は "stable" チーム <stable@kernel.org> でメンテされており、必
 要に応じてリリースされます。通常のリリース期間は 2週間毎ですが、差し迫っ
 た問題がなければもう少し長くなることもあります。セキュリティ関連の問題
 の場合はこれに対してだいたいの場合、すぐにリリースがされます。
@@ -324,7 +324,7 @@ Andrew Morton が Linux-kernel メーリングリストにカーネルリリー
 イルにはどのような種類の変更が -stable ツリーに受け入れ可能か、またリ
 リースプロセスがどう動くかが記述されています。
 
-2.6.x -git パッチ
+3.x -git パッチ
 ------------------
 
 git リポジトリで管理されているLinus のカーネルツリーの毎日のスナップ
@@ -358,14 +358,14 @@ quilt シリーズとして公開されているパッチキューも使われ
 をつけることができます。大部分のこれらの patchwork のサイトは
 http://patchwork.kernel.org/ でリストされています。
 
-統合テストのための 2.6.x -next カーネルツリー
+統合テストのための 3.x -next カーネルツリー
 ---------------------------------------------
 
-サブシステムツリーの更新内容がメインラインの 2.6.x ツリーにマージされ
+サブシステムツリーの更新内容がメインラインの 3.x ツリーにマージされ
 る前に、それらは統合テストされる必要があります。この目的のため、実質的
 に全サブシステムツリーからほぼ毎日プルされてできる特別なテスト用のリ
 ポジトリが存在します-
-       http://git.kernel.org/?p=linux/kernel/git/sfr/linux-next.git
+       http://git.kernel.org/?p=linux/kernel/git/next/linux-next.git
        http://linux.f-seidel.de/linux-next/pmwiki/
 
 このやり方によって、-next カーネルは次のマージ機会でどんなものがメイン

+ 2 - 2
Documentation/sysctl/net.txt

@@ -52,7 +52,7 @@ Default: 64
 
 busy_read
 ----------------
-Low latency busy poll timeout for socket reads. (needs CONFIG_NET_LL_RX_POLL)
+Low latency busy poll timeout for socket reads. (needs CONFIG_NET_RX_BUSY_POLL)
 Approximate time in us to busy loop waiting for packets on the device queue.
 This sets the default value of the SO_BUSY_POLL socket option.
 Can be set or overridden per socket by setting socket option SO_BUSY_POLL,
@@ -63,7 +63,7 @@ Default: 0 (off)
 
 busy_poll
 ----------------
-Low latency busy poll timeout for poll and select. (needs CONFIG_NET_LL_RX_POLL)
+Low latency busy poll timeout for poll and select. (needs CONFIG_NET_RX_BUSY_POLL)
 Approximate time in us to busy loop waiting for events.
 Recommended value depends on the number of sockets you poll on.
 For several sockets 50, for several hundreds 100.

+ 43 - 19
MAINTAINERS

@@ -965,6 +965,12 @@ M:	Lennert Buytenhek <kernel@wantstofly.org>
 L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 S:	Maintained
 
+ARM/TEXAS INSTRUMENT KEYSTONE ARCHITECTURE
+M:	Santosh Shilimkar <santosh.shilimkar@ti.com>
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
+S:	Maintained
+F:	arch/arm/mach-keystone/
+
 ARM/LOGICPD PXA270 MACHINE SUPPORT
 M:	Lennert Buytenhek <kernel@wantstofly.org>
 L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
@@ -1259,7 +1265,6 @@ F:	drivers/rtc/rtc-coh901331.c
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-stericsson.git
 
 ARM/Ux500 ARM ARCHITECTURE
-M:	Srinidhi Kasagar <srinidhi.kasagar@stericsson.com>
 M:	Linus Walleij <linus.walleij@linaro.org>
 L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 S:	Maintained
@@ -1406,7 +1411,7 @@ ATHEROS ATH6KL WIRELESS DRIVER
 M:	Kalle Valo <kvalo@qca.qualcomm.com>
 L:	linux-wireless@vger.kernel.org
 W:	http://wireless.kernel.org/en/users/Drivers/ath6kl
-T:	git git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath6kl.git
+T:	git git://github.com/kvalo/ath.git
 S:	Supported
 F:	drivers/net/wireless/ath/ath6kl/
 
@@ -1642,7 +1647,7 @@ S:	Maintained
 F:	drivers/net/hamradio/baycom*
 
 BCACHE (BLOCK LAYER CACHE)
-M:	Kent Overstreet <koverstreet@google.com>
+M:	Kent Overstreet <kmo@daterainc.com>
 L:	linux-bcache@vger.kernel.org
 W:	http://bcache.evilpiepirate.org
 S:	Maintained:
@@ -2871,7 +2876,7 @@ F:	drivers/media/usb/dvb-usb-v2/dvb_usb*
 F:	drivers/media/usb/dvb-usb-v2/usb_urb.c
 
 DYNAMIC DEBUG
-M:	Jason Baron <jbaron@redhat.com>
+M:	Jason Baron <jbaron@akamai.com>
 S:	Maintained
 F:	lib/dynamic_debug.c
 F:	include/linux/dynamic_debug.h
@@ -3346,7 +3351,7 @@ F:	Documentation/firmware_class/
 F:	drivers/base/firmware*.c
 F:	include/linux/firmware.h
 
-FLASHSYSTEM DRIVER (IBM FlashSystem 70/80 PCI SSD Flash Card)
+FLASH ADAPTER DRIVER (IBM Flash Adapter 900GB Full Height PCI Flash Card)
 M:	Joshua Morris <josh.h.morris@us.ibm.com>
 M:	Philip Kelleher <pjk1939@linux.vnet.ibm.com>
 S:	Maintained
@@ -3622,11 +3627,9 @@ F:	drivers/isdn/gigaset/
 F:	include/uapi/linux/gigaset_dev.h
 
 GPIO SUBSYSTEM
-M:	Grant Likely <grant.likely@linaro.org>
 M:	Linus Walleij <linus.walleij@linaro.org>
 S:	Maintained
 L:	linux-gpio@vger.kernel.org
-T:	git git://git.secretlab.ca/git/linux-2.6.git
 F:	Documentation/gpio.txt
 F:	drivers/gpio/
 F:	include/linux/gpio*
@@ -4472,8 +4475,6 @@ F:	drivers/irqchip/
 
 IRQ DOMAINS (IRQ NUMBER MAPPING LIBRARY)
 M:	Benjamin Herrenschmidt <benh@kernel.crashing.org>
-M:	Grant Likely <grant.likely@linaro.org>
-T:	git git://git.secretlab.ca/git/linux-2.6.git irqdomain/next
 S:	Maintained
 F:	Documentation/IRQ-domain.txt
 F:	include/linux/irqdomain.h
@@ -4990,7 +4991,7 @@ F:	arch/powerpc/platforms/44x/
 
 LINUX FOR POWERPC EMBEDDED XILINX VIRTEX
 L:	linuxppc-dev@lists.ozlabs.org
-S:	Unmaintained
+S:	Orphan
 F:	arch/powerpc/*/*virtex*
 F:	arch/powerpc/*/*/*virtex*
 
@@ -5886,7 +5887,7 @@ OMAP DEVICE TREE SUPPORT
 M:	Benoît Cousson <b-cousson@ti.com>
 M:	Tony Lindgren <tony@atomide.com>
 L:	linux-omap@vger.kernel.org
-L:	devicetree-discuss@lists.ozlabs.org (moderated for non-subscribers)
+L:	devicetree@vger.kernel.org
 S:	Maintained
 F:	arch/arm/boot/dts/*omap*
 F:	arch/arm/boot/dts/*am3*
@@ -6050,17 +6051,28 @@ F:	drivers/i2c/busses/i2c-ocores.c
 OPEN FIRMWARE AND FLATTENED DEVICE TREE
 M:	Grant Likely <grant.likely@linaro.org>
 M:	Rob Herring <rob.herring@calxeda.com>
-L:	devicetree-discuss@lists.ozlabs.org (moderated for non-subscribers)
+L:	devicetree@vger.kernel.org
 W:	http://fdt.secretlab.ca
 T:	git git://git.secretlab.ca/git/linux-2.6.git
 S:	Maintained
-F:	Documentation/devicetree
-F:	drivers/of
+F:	drivers/of/
 F:	include/linux/of*.h
-F:	scripts/dtc
+F:	scripts/dtc/
 K:	of_get_property
 K:	of_match_table
 
+OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS
+M:	Rob Herring <rob.herring@calxeda.com>
+M:	Pawel Moll <pawel.moll@arm.com>
+M:	Mark Rutland <mark.rutland@arm.com>
+M:	Stephen Warren <swarren@wwwdotorg.org>
+M:	Ian Campbell <ian.campbell@citrix.com>
+L:	devicetree@vger.kernel.org
+S:	Maintained
+F:	Documentation/devicetree/
+F:	arch/*/boot/dts/
+F:	include/dt-bindings/
+
 OPENRISC ARCHITECTURE
 M:	Jonas Bonn <jonas@southpole.se>
 W:	http://openrisc.net
@@ -6719,6 +6731,14 @@ T:	git git://linuxtv.org/anttip/media_tree.git
 S:	Maintained
 F:	drivers/media/tuners/qt1010*
 
+QUALCOMM ATHEROS ATH10K WIRELESS DRIVER
+M:	Kalle Valo <kvalo@qca.qualcomm.com>
+L:	ath10k@lists.infradead.org
+W:	http://wireless.kernel.org/en/users/Drivers/ath10k
+T:	git git://github.com/kvalo/ath.git
+S:	Supported
+F:	drivers/net/wireless/ath/ath10k/
+
 QUALCOMM HEXAGON ARCHITECTURE
 M:	Richard Kuo <rkuo@codeaurora.org>
 L:	linux-hexagon@vger.kernel.org
@@ -7746,7 +7766,6 @@ F:	drivers/clk/spear/
 
 SPI SUBSYSTEM
 M:	Mark Brown <broonie@kernel.org>
-M:	Grant Likely <grant.likely@linaro.org>
 L:	linux-spi@vger.kernel.org
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi.git
 Q:	http://patchwork.kernel.org/project/spi-devel-general/list/
@@ -7812,7 +7831,7 @@ F:	drivers/staging/asus_oled/
 
 STAGING - COMEDI
 M:	Ian Abbott <abbotti@mev.co.uk>
-M:	Mori Hess <fmhess@users.sourceforge.net>
+M:	H Hartley Sweeten <hsweeten@visionengravers.com>
 S:	Odd Fixes
 F:	drivers/staging/comedi/
 
@@ -8264,7 +8283,7 @@ S:	Maintained
 F:	sound/soc/codecs/twl4030*
 
 TI WILINK WIRELESS DRIVERS
-M:	Luciano Coelho <coelho@ti.com>
+M:	Luciano Coelho <luca@coelho.fi>
 L:	linux-wireless@vger.kernel.org
 W:	http://wireless.kernel.org/en/users/Drivers/wl12xx
 W:	http://wireless.kernel.org/en/users/Drivers/wl1251
@@ -8650,6 +8669,11 @@ T:	git git://git.alsa-project.org/alsa-kernel.git
 S:	Maintained
 F:	sound/usb/midi.*
 
+USB NETWORKING DRIVERS
+L:	linux-usb@vger.kernel.org
+S:	Odd Fixes
+F:	drivers/net/usb/
+
 USB OHCI DRIVER
 M:	Alan Stern <stern@rowland.harvard.edu>
 L:	linux-usb@vger.kernel.org
@@ -9288,7 +9312,7 @@ S:	Maintained
 F:	drivers/net/ethernet/xilinx/xilinx_axienet*
 
 XILINX SYSTEMACE DRIVER
-S:	Unmaintained
+S:	Orphan
 F:	drivers/block/xsysace.c
 
 XILINX UARTLITE SERIAL DRIVER

+ 1 - 1
Makefile

@@ -1,7 +1,7 @@
 VERSION = 3
 PATCHLEVEL = 11
 SUBLEVEL = 0
-EXTRAVERSION = -rc2
+EXTRAVERSION = -rc5
 NAME = Linux for Workgroups
 
 # *DOCUMENTATION*

+ 1 - 0
arch/alpha/Kconfig

@@ -15,6 +15,7 @@ config ALPHA
 	select ARCH_WANT_OPTIONAL_GPIOLIB
 	select ARCH_WANT_IPC_PARSE_VERSION
 	select ARCH_HAVE_NMI_SAFE_CMPXCHG
+	select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE
 	select GENERIC_SMP_IDLE_THREAD
 	select GENERIC_CMOS_UPDATE
 	select GENERIC_STRNCPY_FROM_USER

+ 65 - 23
arch/alpha/include/asm/atomic.h

@@ -186,17 +186,24 @@ static __inline__ long atomic64_sub_return(long i, atomic64_t * v)
  */
 static __inline__ int __atomic_add_unless(atomic_t *v, int a, int u)
 {
-	int c, old;
-	c = atomic_read(v);
-	for (;;) {
-		if (unlikely(c == (u)))
-			break;
-		old = atomic_cmpxchg((v), c, c + (a));
-		if (likely(old == c))
-			break;
-		c = old;
-	}
-	return c;
+	int c, new, old;
+	smp_mb();
+	__asm__ __volatile__(
+	"1:	ldl_l	%[old],%[mem]\n"
+	"	cmpeq	%[old],%[u],%[c]\n"
+	"	addl	%[old],%[a],%[new]\n"
+	"	bne	%[c],2f\n"
+	"	stl_c	%[new],%[mem]\n"
+	"	beq	%[new],3f\n"
+	"2:\n"
+	".subsection 2\n"
+	"3:	br	1b\n"
+	".previous"
+	: [old] "=&r"(old), [new] "=&r"(new), [c] "=&r"(c)
+	: [mem] "m"(*v), [a] "rI"(a), [u] "rI"((long)u)
+	: "memory");
+	smp_mb();
+	return old;
 }
 
 
@@ -207,21 +214,56 @@ static __inline__ int __atomic_add_unless(atomic_t *v, int a, int u)
  * @u: ...unless v is equal to u.
  *
  * Atomically adds @a to @v, so long as it was not @u.
- * Returns the old value of @v.
+ * Returns true iff @v was not @u.
  */
 static __inline__ int atomic64_add_unless(atomic64_t *v, long a, long u)
 {
-	long c, old;
-	c = atomic64_read(v);
-	for (;;) {
-		if (unlikely(c == (u)))
-			break;
-		old = atomic64_cmpxchg((v), c, c + (a));
-		if (likely(old == c))
-			break;
-		c = old;
-	}
-	return c != (u);
+	long c, tmp;
+	smp_mb();
+	__asm__ __volatile__(
+	"1:	ldq_l	%[tmp],%[mem]\n"
+	"	cmpeq	%[tmp],%[u],%[c]\n"
+	"	addq	%[tmp],%[a],%[tmp]\n"
+	"	bne	%[c],2f\n"
+	"	stq_c	%[tmp],%[mem]\n"
+	"	beq	%[tmp],3f\n"
+	"2:\n"
+	".subsection 2\n"
+	"3:	br	1b\n"
+	".previous"
+	: [tmp] "=&r"(tmp), [c] "=&r"(c)
+	: [mem] "m"(*v), [a] "rI"(a), [u] "rI"(u)
+	: "memory");
+	smp_mb();
+	return !c;
+}
+
+/*
+ * atomic64_dec_if_positive - decrement by 1 if old value positive
+ * @v: pointer of type atomic_t
+ *
+ * The function returns the old value of *v minus 1, even if
+ * the atomic variable, v, was not decremented.
+ */
+static inline long atomic64_dec_if_positive(atomic64_t *v)
+{
+	long old, tmp;
+	smp_mb();
+	__asm__ __volatile__(
+	"1:	ldq_l	%[old],%[mem]\n"
+	"	subq	%[old],1,%[tmp]\n"
+	"	ble	%[old],2f\n"
+	"	stq_c	%[tmp],%[mem]\n"
+	"	beq	%[tmp],3f\n"
+	"2:\n"
+	".subsection 2\n"
+	"3:	br	1b\n"
+	".previous"
+	: [old] "=&r"(old), [tmp] "=&r"(tmp)
+	: [mem] "m"(*v)
+	: "memory");
+	smp_mb();
+	return old - 1;
 }
 
 #define atomic64_inc_not_zero(v) atomic64_add_unless((v), 1, 0)

+ 5 - 3
arch/alpha/include/asm/param.h

@@ -3,7 +3,9 @@
 
 #include <uapi/asm/param.h>
 
-#define HZ		CONFIG_HZ
-#define USER_HZ		HZ
-# define CLOCKS_PER_SEC	HZ	/* frequency at which times() counts */
+# undef HZ
+# define HZ		CONFIG_HZ
+# define USER_HZ	1024
+# define CLOCKS_PER_SEC	USER_HZ	/* frequency at which times() counts */
+
 #endif /* _ASM_ALPHA_PARAM_H */

+ 0 - 4
arch/alpha/include/asm/spinlock.h

@@ -168,8 +168,4 @@ static inline void arch_write_unlock(arch_rwlock_t * lock)
 #define arch_read_lock_flags(lock, flags) arch_read_lock(lock)
 #define arch_write_lock_flags(lock, flags) arch_write_lock(lock)
 
-#define arch_spin_relax(lock)	cpu_relax()
-#define arch_read_relax(lock)	cpu_relax()
-#define arch_write_relax(lock)	cpu_relax()
-
 #endif /* _ALPHA_SPINLOCK_H */

+ 1 - 2
arch/alpha/include/asm/unistd.h

@@ -3,8 +3,7 @@
 
 #include <uapi/asm/unistd.h>
 
-
-#define NR_SYSCALLS			506
+#define NR_SYSCALLS			508
 
 #define __ARCH_WANT_OLD_READDIR
 #define __ARCH_WANT_STAT64

+ 0 - 7
arch/alpha/include/uapi/asm/param.h

@@ -1,13 +1,7 @@
 #ifndef _UAPI_ASM_ALPHA_PARAM_H
 #define _UAPI_ASM_ALPHA_PARAM_H
 
-/* ??? Gross.  I don't want to parameterize this, and supposedly the
-   hardware ignores reprogramming.  We also need userland buy-in to the 
-   change in HZ, since this is visible in the wait4 resources etc.  */
-
-#ifndef __KERNEL__
 #define HZ		1024
-#endif
 
 #define EXEC_PAGESIZE	8192
 
@@ -17,5 +11,4 @@
 
 #define MAXHOSTNAMELEN	64	/* max length of hostname */
 
-
 #endif /* _UAPI_ASM_ALPHA_PARAM_H */

+ 2 - 0
arch/alpha/include/uapi/asm/unistd.h

@@ -467,5 +467,7 @@
 #define __NR_sendmmsg			503
 #define __NR_process_vm_readv		504
 #define __NR_process_vm_writev		505
+#define __NR_kcmp			506
+#define __NR_finit_module		507
 
 #endif /* _UAPI_ALPHA_UNISTD_H */

+ 288 - 111
arch/alpha/kernel/entry.S

@@ -12,11 +12,32 @@
 
 	.text
 	.set noat
+	.cfi_sections	.debug_frame
 
 /* Stack offsets.  */
 #define SP_OFF			184
 #define SWITCH_STACK_SIZE	320
 
+.macro	CFI_START_OSF_FRAME	func
+	.align	4
+	.globl	\func
+	.type	\func,@function
+\func:
+	.cfi_startproc simple
+	.cfi_return_column 64
+	.cfi_def_cfa	$sp, 48
+	.cfi_rel_offset	64, 8
+	.cfi_rel_offset	$gp, 16
+	.cfi_rel_offset	$16, 24
+	.cfi_rel_offset	$17, 32
+	.cfi_rel_offset	$18, 40
+.endm
+
+.macro	CFI_END_OSF_FRAME	func
+	.cfi_endproc
+	.size	\func, . - \func
+.endm
+
 /*
  * This defines the normal kernel pt-regs layout.
  *
@@ -27,100 +48,158 @@
  * the palcode-provided values are available to the signal handler.
  */
 
-#define SAVE_ALL			\
-	subq	$sp, SP_OFF, $sp;	\
-	stq	$0, 0($sp);		\
-	stq	$1, 8($sp);		\
-	stq	$2, 16($sp);		\
-	stq	$3, 24($sp);		\
-	stq	$4, 32($sp);		\
-	stq	$28, 144($sp);		\
-	lda	$2, alpha_mv;		\
-	stq	$5, 40($sp);		\
-	stq	$6, 48($sp);		\
-	stq	$7, 56($sp);		\
-	stq	$8, 64($sp);		\
-	stq	$19, 72($sp);		\
-	stq	$20, 80($sp);		\
-	stq	$21, 88($sp);		\
-	ldq	$2, HAE_CACHE($2);	\
-	stq	$22, 96($sp);		\
-	stq	$23, 104($sp);		\
-	stq	$24, 112($sp);		\
-	stq	$25, 120($sp);		\
-	stq	$26, 128($sp);		\
-	stq	$27, 136($sp);		\
-	stq	$2, 152($sp);		\
-	stq	$16, 160($sp);		\
-	stq	$17, 168($sp);		\
+.macro	SAVE_ALL
+	subq	$sp, SP_OFF, $sp
+	.cfi_adjust_cfa_offset	SP_OFF
+	stq	$0, 0($sp)
+	stq	$1, 8($sp)
+	stq	$2, 16($sp)
+	stq	$3, 24($sp)
+	stq	$4, 32($sp)
+	stq	$28, 144($sp)
+	.cfi_rel_offset	$0, 0
+	.cfi_rel_offset $1, 8
+	.cfi_rel_offset	$2, 16
+	.cfi_rel_offset	$3, 24
+	.cfi_rel_offset	$4, 32
+	.cfi_rel_offset	$28, 144
+	lda	$2, alpha_mv
+	stq	$5, 40($sp)
+	stq	$6, 48($sp)
+	stq	$7, 56($sp)
+	stq	$8, 64($sp)
+	stq	$19, 72($sp)
+	stq	$20, 80($sp)
+	stq	$21, 88($sp)
+	ldq	$2, HAE_CACHE($2)
+	stq	$22, 96($sp)
+	stq	$23, 104($sp)
+	stq	$24, 112($sp)
+	stq	$25, 120($sp)
+	stq	$26, 128($sp)
+	stq	$27, 136($sp)
+	stq	$2, 152($sp)
+	stq	$16, 160($sp)
+	stq	$17, 168($sp)
 	stq	$18, 176($sp)
+	.cfi_rel_offset	$5, 40
+	.cfi_rel_offset	$6, 48
+	.cfi_rel_offset	$7, 56
+	.cfi_rel_offset	$8, 64
+	.cfi_rel_offset $19, 72
+	.cfi_rel_offset	$20, 80
+	.cfi_rel_offset	$21, 88
+	.cfi_rel_offset $22, 96
+	.cfi_rel_offset	$23, 104
+	.cfi_rel_offset	$24, 112
+	.cfi_rel_offset	$25, 120
+	.cfi_rel_offset	$26, 128
+	.cfi_rel_offset	$27, 136
+.endm
 
-#define RESTORE_ALL			\
-	lda	$19, alpha_mv;		\
-	ldq	$0, 0($sp);		\
-	ldq	$1, 8($sp);		\
-	ldq	$2, 16($sp);		\
-	ldq	$3, 24($sp);		\
-	ldq	$21, 152($sp);		\
-	ldq	$20, HAE_CACHE($19);	\
-	ldq	$4, 32($sp);		\
-	ldq	$5, 40($sp);		\
-	ldq	$6, 48($sp);		\
-	ldq	$7, 56($sp);		\
-	subq	$20, $21, $20;		\
-	ldq	$8, 64($sp);		\
-	beq	$20, 99f;		\
-	ldq	$20, HAE_REG($19);	\
-	stq	$21, HAE_CACHE($19);	\
-	stq	$21, 0($20);		\
-99:;					\
-	ldq	$19, 72($sp);		\
-	ldq	$20, 80($sp);		\
-	ldq	$21, 88($sp);		\
-	ldq	$22, 96($sp);		\
-	ldq	$23, 104($sp);		\
-	ldq	$24, 112($sp);		\
-	ldq	$25, 120($sp);		\
-	ldq	$26, 128($sp);		\
-	ldq	$27, 136($sp);		\
-	ldq	$28, 144($sp);		\
+.macro	RESTORE_ALL
+	lda	$19, alpha_mv
+	ldq	$0, 0($sp)
+	ldq	$1, 8($sp)
+	ldq	$2, 16($sp)
+	ldq	$3, 24($sp)
+	ldq	$21, 152($sp)
+	ldq	$20, HAE_CACHE($19)
+	ldq	$4, 32($sp)
+	ldq	$5, 40($sp)
+	ldq	$6, 48($sp)
+	ldq	$7, 56($sp)
+	subq	$20, $21, $20
+	ldq	$8, 64($sp)
+	beq	$20, 99f
+	ldq	$20, HAE_REG($19)
+	stq	$21, HAE_CACHE($19)
+	stq	$21, 0($20)
+99:	ldq	$19, 72($sp)
+	ldq	$20, 80($sp)
+	ldq	$21, 88($sp)
+	ldq	$22, 96($sp)
+	ldq	$23, 104($sp)
+	ldq	$24, 112($sp)
+	ldq	$25, 120($sp)
+	ldq	$26, 128($sp)
+	ldq	$27, 136($sp)
+	ldq	$28, 144($sp)
 	addq	$sp, SP_OFF, $sp
+	.cfi_restore	$0
+	.cfi_restore	$1
+	.cfi_restore	$2
+	.cfi_restore	$3
+	.cfi_restore	$4
+	.cfi_restore	$5
+	.cfi_restore	$6
+	.cfi_restore	$7
+	.cfi_restore	$8
+	.cfi_restore	$19
+	.cfi_restore	$20
+	.cfi_restore	$21
+	.cfi_restore	$22
+	.cfi_restore	$23
+	.cfi_restore	$24
+	.cfi_restore	$25
+	.cfi_restore	$26
+	.cfi_restore	$27
+	.cfi_restore	$28
+	.cfi_adjust_cfa_offset	-SP_OFF
+.endm
+
+.macro	DO_SWITCH_STACK
+	bsr	$1, do_switch_stack
+	.cfi_adjust_cfa_offset	SWITCH_STACK_SIZE
+	.cfi_rel_offset	$9, 0
+	.cfi_rel_offset	$10, 8
+	.cfi_rel_offset	$11, 16
+	.cfi_rel_offset	$12, 24
+	.cfi_rel_offset	$13, 32
+	.cfi_rel_offset	$14, 40
+	.cfi_rel_offset	$15, 48
+	/* We don't really care about the FP registers for debugging.  */
+.endm
+
+.macro	UNDO_SWITCH_STACK
+	bsr	$1, undo_switch_stack
+	.cfi_restore	$9
+	.cfi_restore	$10
+	.cfi_restore	$11
+	.cfi_restore	$12
+	.cfi_restore	$13
+	.cfi_restore	$14
+	.cfi_restore	$15
+	.cfi_adjust_cfa_offset	-SWITCH_STACK_SIZE
+.endm
 
 /*
  * Non-syscall kernel entry points.
  */
 
-	.align	4
-	.globl	entInt
-	.ent	entInt
-entInt:
+CFI_START_OSF_FRAME entInt
 	SAVE_ALL
 	lda	$8, 0x3fff
 	lda	$26, ret_from_sys_call
 	bic	$sp, $8, $8
 	mov	$sp, $19
 	jsr	$31, do_entInt
-.end entInt
+CFI_END_OSF_FRAME entInt
 
-	.align	4
-	.globl	entArith
-	.ent	entArith
-entArith:
+CFI_START_OSF_FRAME entArith
 	SAVE_ALL
 	lda	$8, 0x3fff
 	lda	$26, ret_from_sys_call
 	bic	$sp, $8, $8
 	mov	$sp, $18
 	jsr	$31, do_entArith
-.end entArith
+CFI_END_OSF_FRAME entArith
 
-	.align	4
-	.globl	entMM
-	.ent	entMM
-entMM:
+CFI_START_OSF_FRAME entMM
 	SAVE_ALL
 /* save $9 - $15 so the inline exception code can manipulate them.  */
 	subq	$sp, 56, $sp
+	.cfi_adjust_cfa_offset	56
 	stq	$9, 0($sp)
 	stq	$10, 8($sp)
 	stq	$11, 16($sp)
@@ -128,6 +207,13 @@ entMM:
 	stq	$13, 32($sp)
 	stq	$14, 40($sp)
 	stq	$15, 48($sp)
+	.cfi_rel_offset	$9, 0
+	.cfi_rel_offset	$10, 8
+	.cfi_rel_offset	$11, 16
+	.cfi_rel_offset	$12, 24
+	.cfi_rel_offset	$13, 32
+	.cfi_rel_offset	$14, 40
+	.cfi_rel_offset	$15, 48
 	addq	$sp, 56, $19
 /* handle the fault */
 	lda	$8, 0x3fff
@@ -142,28 +228,33 @@ entMM:
 	ldq	$14, 40($sp)
 	ldq	$15, 48($sp)
 	addq	$sp, 56, $sp
+	.cfi_restore	$9
+	.cfi_restore	$10
+	.cfi_restore	$11
+	.cfi_restore	$12
+	.cfi_restore	$13
+	.cfi_restore	$14
+	.cfi_restore	$15
+	.cfi_adjust_cfa_offset	-56
 /* finish up the syscall as normal.  */
 	br	ret_from_sys_call
-.end entMM
+CFI_END_OSF_FRAME entMM
 
-	.align	4
-	.globl	entIF
-	.ent	entIF
-entIF:
+CFI_START_OSF_FRAME entIF
 	SAVE_ALL
 	lda	$8, 0x3fff
 	lda	$26, ret_from_sys_call
 	bic	$sp, $8, $8
 	mov	$sp, $17
 	jsr	$31, do_entIF
-.end entIF
+CFI_END_OSF_FRAME entIF
 
-	.align	4
-	.globl	entUna
-	.ent	entUna
-entUna:
+CFI_START_OSF_FRAME entUna
 	lda	$sp, -256($sp)
+	.cfi_adjust_cfa_offset	256
 	stq	$0, 0($sp)
+	.cfi_rel_offset	$0, 0
+	.cfi_remember_state
 	ldq	$0, 256($sp)	/* get PS */
 	stq	$1, 8($sp)
 	stq	$2, 16($sp)
@@ -195,6 +286,32 @@ entUna:
 	stq	$28, 224($sp)
 	mov	$sp, $19
 	stq	$gp, 232($sp)
+	.cfi_rel_offset	$1, 1*8
+	.cfi_rel_offset	$2, 2*8
+	.cfi_rel_offset	$3, 3*8
+	.cfi_rel_offset	$4, 4*8
+	.cfi_rel_offset	$5, 5*8
+	.cfi_rel_offset	$6, 6*8
+	.cfi_rel_offset	$7, 7*8
+	.cfi_rel_offset	$8, 8*8
+	.cfi_rel_offset	$9, 9*8
+	.cfi_rel_offset	$10, 10*8
+	.cfi_rel_offset	$11, 11*8
+	.cfi_rel_offset	$12, 12*8
+	.cfi_rel_offset	$13, 13*8
+	.cfi_rel_offset	$14, 14*8
+	.cfi_rel_offset	$15, 15*8
+	.cfi_rel_offset	$19, 19*8
+	.cfi_rel_offset	$20, 20*8
+	.cfi_rel_offset	$21, 21*8
+	.cfi_rel_offset	$22, 22*8
+	.cfi_rel_offset	$23, 23*8
+	.cfi_rel_offset	$24, 24*8
+	.cfi_rel_offset	$25, 25*8
+	.cfi_rel_offset	$26, 26*8
+	.cfi_rel_offset	$27, 27*8
+	.cfi_rel_offset	$28, 28*8
+	.cfi_rel_offset	$29, 29*8
 	lda	$8, 0x3fff
 	stq	$31, 248($sp)
 	bic	$sp, $8, $8
@@ -228,16 +345,45 @@ entUna:
 	ldq	$28, 224($sp)
 	ldq	$gp, 232($sp)
 	lda	$sp, 256($sp)
+	.cfi_restore	$1
+	.cfi_restore	$2
+	.cfi_restore	$3
+	.cfi_restore	$4
+	.cfi_restore	$5
+	.cfi_restore	$6
+	.cfi_restore	$7
+	.cfi_restore	$8
+	.cfi_restore	$9
+	.cfi_restore	$10
+	.cfi_restore	$11
+	.cfi_restore	$12
+	.cfi_restore	$13
+	.cfi_restore	$14
+	.cfi_restore	$15
+	.cfi_restore	$19
+	.cfi_restore	$20
+	.cfi_restore	$21
+	.cfi_restore	$22
+	.cfi_restore	$23
+	.cfi_restore	$24
+	.cfi_restore	$25
+	.cfi_restore	$26
+	.cfi_restore	$27
+	.cfi_restore	$28
+	.cfi_restore	$29
+	.cfi_adjust_cfa_offset	-256
 	call_pal PAL_rti
-.end entUna
 
 	.align	4
-	.ent	entUnaUser
 entUnaUser:
+	.cfi_restore_state
 	ldq	$0, 0($sp)	/* restore original $0 */
 	lda	$sp, 256($sp)	/* pop entUna's stack frame */
+	.cfi_restore	$0
+	.cfi_adjust_cfa_offset	-256
 	SAVE_ALL		/* setup normal kernel stack */
 	lda	$sp, -56($sp)
+	.cfi_adjust_cfa_offset	56
 	stq	$9, 0($sp)
 	stq	$10, 8($sp)
 	stq	$11, 16($sp)
@@ -245,6 +391,13 @@ entUnaUser:
 	stq	$13, 32($sp)
 	stq	$14, 40($sp)
 	stq	$15, 48($sp)
+	.cfi_rel_offset	$9, 0
+	.cfi_rel_offset	$10, 8
+	.cfi_rel_offset	$11, 16
+	.cfi_rel_offset	$12, 24
+	.cfi_rel_offset	$13, 32
+	.cfi_rel_offset	$14, 40
+	.cfi_rel_offset	$15, 48
 	lda	$8, 0x3fff
 	addq	$sp, 56, $19
 	bic	$sp, $8, $8
@@ -257,20 +410,25 @@ entUnaUser:
 	ldq	$14, 40($sp)
 	ldq	$15, 48($sp)
 	lda	$sp, 56($sp)
+	.cfi_restore	$9
+	.cfi_restore	$10
+	.cfi_restore	$11
+	.cfi_restore	$12
+	.cfi_restore	$13
+	.cfi_restore	$14
+	.cfi_restore	$15
+	.cfi_adjust_cfa_offset	-56
 	br	ret_from_sys_call
-.end entUnaUser
+CFI_END_OSF_FRAME entUna
 
-	.align	4
-	.globl	entDbg
-	.ent	entDbg
-entDbg:
+CFI_START_OSF_FRAME entDbg
 	SAVE_ALL
 	lda	$8, 0x3fff
 	lda	$26, ret_from_sys_call
 	bic	$sp, $8, $8
 	mov	$sp, $16
 	jsr	$31, do_entDbg
-.end entDbg
+CFI_END_OSF_FRAME entDbg
 
 /*
  * The system call entry point is special.  Most importantly, it looks
@@ -285,8 +443,12 @@ entDbg:
 
 	.align	4
 	.globl	entSys
-	.globl	ret_from_sys_call
-	.ent	entSys
+	.type	entSys, @function
+	.cfi_startproc simple
+	.cfi_return_column 64
+	.cfi_def_cfa	$sp, 48
+	.cfi_rel_offset	64, 8
+	.cfi_rel_offset	$gp, 16
 entSys:
 	SAVE_ALL
 	lda	$8, 0x3fff
@@ -300,6 +462,9 @@ entSys:
 	stq	$17, SP_OFF+32($sp)
 	s8addq	$0, $5, $5
 	stq	$18, SP_OFF+40($sp)
+	.cfi_rel_offset	$16, SP_OFF+24
+	.cfi_rel_offset	$17, SP_OFF+32
+	.cfi_rel_offset	$18, SP_OFF+40
 	blbs	$3, strace
 	beq	$4, 1f
 	ldq	$27, 0($5)
@@ -310,6 +475,7 @@ entSys:
 	stq	$31, 72($sp)		/* a3=0 => no error */
 
 	.align	4
+	.globl	ret_from_sys_call
 ret_from_sys_call:
 	cmovne	$26, 0, $18		/* $18 = 0 => non-restartable */
 	ldq	$0, SP_OFF($sp)
@@ -324,10 +490,12 @@ ret_to_user:
 	and	$17, _TIF_WORK_MASK, $2
 	bne	$2, work_pending
 restore_all:
+	.cfi_remember_state
 	RESTORE_ALL
 	call_pal PAL_rti
 
 ret_to_kernel:
+	.cfi_restore_state
 	lda	$16, 7
 	call_pal PAL_swpipl
 	br restore_all
@@ -356,7 +524,6 @@ $ret_success:
 	stq	$0, 0($sp)
 	stq	$31, 72($sp)	/* a3=0 => no error */
 	br	ret_from_sys_call
-.end entSys
 
 /*
  * Do all cleanup when returning from all interrupts and system calls.
@@ -370,7 +537,7 @@ $ret_success:
  */
 
 	.align	4
-	.ent	work_pending
+	.type	work_pending, @function
 work_pending:
 	and	$17, _TIF_NOTIFY_RESUME | _TIF_SIGPENDING, $2
 	bne	$2, $work_notifysig
@@ -387,23 +554,22 @@ $work_resched:
 
 $work_notifysig:
 	mov	$sp, $16
-	bsr	$1, do_switch_stack
+	DO_SWITCH_STACK
 	jsr	$26, do_work_pending
-	bsr	$1, undo_switch_stack
+	UNDO_SWITCH_STACK
 	br	restore_all
-.end work_pending
 
 /*
  * PTRACE syscall handler
  */
 
 	.align	4
-	.ent	strace
+	.type	strace, @function
 strace:
 	/* set up signal stack, call syscall_trace */
-	bsr	$1, do_switch_stack
+	DO_SWITCH_STACK
 	jsr	$26, syscall_trace_enter /* returns the syscall number */
-	bsr	$1, undo_switch_stack
+	UNDO_SWITCH_STACK
 
 	/* get the arguments back.. */
 	ldq	$16, SP_OFF+24($sp)
@@ -431,9 +597,9 @@ ret_from_straced:
 $strace_success:
 	stq	$0, 0($sp)		/* save return value */
 
-	bsr	$1, do_switch_stack
+	DO_SWITCH_STACK
 	jsr	$26, syscall_trace_leave
-	bsr	$1, undo_switch_stack
+	UNDO_SWITCH_STACK
 	br	$31, ret_from_sys_call
 
 	.align	3
@@ -447,26 +613,31 @@ $strace_error:
 	stq	$0, 0($sp)
 	stq	$1, 72($sp)	/* a3 for return */
 
-	bsr	$1, do_switch_stack
+	DO_SWITCH_STACK
 	mov	$18, $9		/* save old syscall number */
 	mov	$19, $10	/* save old a3 */
 	jsr	$26, syscall_trace_leave
 	mov	$9, $18
 	mov	$10, $19
-	bsr	$1, undo_switch_stack
+	UNDO_SWITCH_STACK
 
 	mov	$31, $26	/* tell "ret_from_sys_call" we can restart */
 	br	ret_from_sys_call
-.end strace
+CFI_END_OSF_FRAME entSys
 
 /*
  * Save and restore the switch stack -- aka the balance of the user context.
  */
 
 	.align	4
-	.ent	do_switch_stack
+	.type	do_switch_stack, @function
+	.cfi_startproc simple
+	.cfi_return_column 64
+	.cfi_def_cfa $sp, 0
+	.cfi_register 64, $1
 do_switch_stack:
 	lda	$sp, -SWITCH_STACK_SIZE($sp)
+	.cfi_adjust_cfa_offset	SWITCH_STACK_SIZE
 	stq	$9, 0($sp)
 	stq	$10, 8($sp)
 	stq	$11, 16($sp)
@@ -510,10 +681,14 @@ do_switch_stack:
 	stt	$f0, 312($sp)	# save fpcr in slot of $f31
 	ldt	$f0, 64($sp)	# dont let "do_switch_stack" change fp state.
 	ret	$31, ($1), 1
-.end do_switch_stack
+	.cfi_endproc
+	.size	do_switch_stack, .-do_switch_stack
 
 	.align	4
-	.ent	undo_switch_stack
+	.type	undo_switch_stack, @function
+	.cfi_startproc simple
+	.cfi_def_cfa $sp, 0
+	.cfi_register 64, $1
 undo_switch_stack:
 	ldq	$9, 0($sp)
 	ldq	$10, 8($sp)
@@ -558,7 +733,8 @@ undo_switch_stack:
 	ldt	$f30, 304($sp)
 	lda	$sp, SWITCH_STACK_SIZE($sp)
 	ret	$31, ($1), 1
-.end undo_switch_stack
+	.cfi_endproc
+	.size	undo_switch_stack, .-undo_switch_stack
 
 /*
  * The meat of the context switch code.
@@ -566,17 +742,18 @@ undo_switch_stack:
 
 	.align	4
 	.globl	alpha_switch_to
-	.ent	alpha_switch_to
+	.type	alpha_switch_to, @function
+	.cfi_startproc
 alpha_switch_to:
-	.prologue 0
-	bsr	$1, do_switch_stack
+	DO_SWITCH_STACK
 	call_pal PAL_swpctx
 	lda	$8, 0x3fff
-	bsr	$1, undo_switch_stack
+	UNDO_SWITCH_STACK
 	bic	$sp, $8, $8
 	mov	$17, $0
 	ret
-.end alpha_switch_to
+	.cfi_endproc
+	.size	alpha_switch_to, .-alpha_switch_to
 
 /*
  * New processes begin life here.

+ 1 - 1
arch/alpha/kernel/irq_alpha.c

@@ -236,7 +236,7 @@ void __init
 init_rtc_irq(void)
 {
 	irq_set_chip_and_handler_name(RTC_IRQ, &dummy_irq_chip,
-				      handle_simple_irq, "RTC");
+				      handle_percpu_irq, "RTC");
 	setup_irq(RTC_IRQ, &timer_irqaction);
 }
 

+ 3 - 2
arch/alpha/kernel/smp.c

@@ -264,9 +264,10 @@ recv_secondary_console_msg(void)
 		if (cnt <= 0 || cnt >= 80)
 			strcpy(buf, "<<< BOGUS MSG >>>");
 		else {
-			cp1 = (char *) &cpu->ipc_buffer[11];
+			cp1 = (char *) &cpu->ipc_buffer[1];
 			cp2 = buf;
-			strcpy(cp2, cp1);
+			memcpy(cp2, cp1, cnt);
+			cp2[cnt] = '\0';
 			
 			while ((cp2 = strchr(cp2, '\r')) != 0) {
 				*cp2 = ' ';

+ 0 - 8
arch/alpha/kernel/sys_dp264.c

@@ -190,9 +190,6 @@ static struct irq_chip clipper_irq_type = {
 static void
 dp264_device_interrupt(unsigned long vector)
 {
-#if 1
-	printk("dp264_device_interrupt: NOT IMPLEMENTED YET!!\n");
-#else
 	unsigned long pld;
 	unsigned int i;
 
@@ -210,12 +207,7 @@ dp264_device_interrupt(unsigned long vector)
 			isa_device_interrupt(vector);
 		else
 			handle_irq(16 + i);
-#if 0
-		TSUNAMI_cchip->dir0.csr = 1UL << i; mb();
-		tmp = TSUNAMI_cchip->dir0.csr;
-#endif
 	}
-#endif
 }
 
 static void 

+ 2 - 1
arch/alpha/kernel/sys_marvel.c

@@ -317,8 +317,9 @@ marvel_init_irq(void)
 }
 
 static int 
-marvel_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+marvel_map_irq(const struct pci_dev *cdev, u8 slot, u8 pin)
 {
+	struct pci_dev *dev = (struct pci_dev *)cdev;
 	struct pci_controller *hose = dev->sysdata;
 	struct io7_port *io7_port = hose->sysdata;
 	struct io7 *io7 = io7_port->io7;

+ 2 - 0
arch/alpha/kernel/systbls.S

@@ -524,6 +524,8 @@ sys_call_table:
 	.quad sys_sendmmsg
 	.quad sys_process_vm_readv
 	.quad sys_process_vm_writev		/* 505 */
+	.quad sys_kcmp
+	.quad sys_finit_module
 
 	.size sys_call_table, . - sys_call_table
 	.type sys_call_table, @object

+ 1 - 3
arch/alpha/kernel/time.c

@@ -105,9 +105,7 @@ void arch_irq_work_raise(void)
 
 static inline __u32 rpcc(void)
 {
-    __u32 result;
-    asm volatile ("rpcc %0" : "=r"(result));
-    return result;
+	return __builtin_alpha_rpcc();
 }
 
 int update_persistent_clock(struct timespec now)

+ 3 - 5
arch/alpha/kernel/traps.c

@@ -66,8 +66,8 @@ dik_show_regs(struct pt_regs *regs, unsigned long *r9_15)
 {
 	printk("pc = [<%016lx>]  ra = [<%016lx>]  ps = %04lx    %s\n",
 	       regs->pc, regs->r26, regs->ps, print_tainted());
-	print_symbol("pc is at %s\n", regs->pc);
-	print_symbol("ra is at %s\n", regs->r26 );
+	printk("pc is at %pSR\n", (void *)regs->pc);
+	printk("ra is at %pSR\n", (void *)regs->r26);
 	printk("v0 = %016lx  t0 = %016lx  t1 = %016lx\n",
 	       regs->r0, regs->r1, regs->r2);
 	printk("t2 = %016lx  t3 = %016lx  t4 = %016lx\n",
@@ -132,9 +132,7 @@ dik_show_trace(unsigned long *sp)
 			continue;
 		if (tmp >= (unsigned long) &_etext)
 			continue;
-		printk("[<%lx>]", tmp);
-		print_symbol(" %s", tmp);
-		printk("\n");
+		printk("[<%lx>] %pSR\n", tmp, (void *)tmp);
 		if (i > 40) {
 			printk(" ...");
 			break;

+ 1 - 0
arch/arc/include/asm/entry.h

@@ -38,6 +38,7 @@
 #include <asm/ptrace.h>
 #include <asm/processor.h>	/* For VMALLOC_START */
 #include <asm/thread_info.h>	/* For THREAD_SIZE */
+#include <asm/mmu.h>
 
 /* Note on the LD/ST addr modes with addr reg wback
  *

+ 3 - 4
arch/arm/Kconfig

@@ -20,7 +20,6 @@ config ARM
 	select GENERIC_STRNCPY_FROM_USER
 	select GENERIC_STRNLEN_USER
 	select HARDIRQS_SW_RESEND
-	select HAVE_AOUT
 	select HAVE_ARCH_JUMP_LABEL if !XIP_KERNEL
 	select HAVE_ARCH_KGDB
 	select HAVE_ARCH_SECCOMP_FILTER
@@ -218,7 +217,8 @@ config VECTORS_BASE
 	default DRAM_BASE if REMAP_VECTORS_TO_RAM
 	default 0x00000000
 	help
-	  The base address of exception vectors.
+	  The base address of exception vectors.  This must be two pages
+	  in size.
 
 config ARM_PATCH_PHYS_VIRT
 	bool "Patch physical to virtual translations at runtime" if EMBEDDED
@@ -1600,8 +1600,7 @@ config LOCAL_TIMERS
 config ARCH_NR_GPIO
 	int
 	default 1024 if ARCH_SHMOBILE || ARCH_TEGRA
-	default 512 if SOC_OMAP5
-	default 512 if ARCH_KEYSTONE
+	default 512 if ARCH_EXYNOS || ARCH_KEYSTONE || SOC_OMAP5
 	default 392 if ARCH_U8500
 	default 352 if ARCH_VT8500
 	default 288 if ARCH_SUNXI

+ 12 - 2
arch/arm/Kconfig.debug

@@ -804,9 +804,19 @@ config DEBUG_LL_INCLUDE
 
 config DEBUG_UNCOMPRESS
 	bool
-	default y if ARCH_MULTIPLATFORM && DEBUG_LL && \
-		     !DEBUG_OMAP2PLUS_UART && \
+	depends on ARCH_MULTIPLATFORM
+	default y if DEBUG_LL && !DEBUG_OMAP2PLUS_UART && \
 		     !DEBUG_TEGRA_UART
+	help
+	  This option influences the normal decompressor output for
+	  multiplatform kernels.  Normally, multiplatform kernels disable
+	  decompressor output because it is not possible to know where to
+	  send the decompressor output.
+
+	  When this option is set, the selected DEBUG_LL output method
+	  will be re-used for normal decompressor output on multiplatform
+	  kernels.
+	  
 
 config UNCOMPRESS_INCLUDE
 	string

+ 9 - 9
arch/arm/Makefile

@@ -153,6 +153,7 @@ machine-$(CONFIG_ARCH_DAVINCI)		+= davinci
 machine-$(CONFIG_ARCH_DOVE)		+= dove
 machine-$(CONFIG_ARCH_EBSA110)		+= ebsa110
 machine-$(CONFIG_ARCH_EP93XX)		+= ep93xx
+machine-$(CONFIG_ARCH_EXYNOS)		+= exynos
 machine-$(CONFIG_ARCH_GEMINI)		+= gemini
 machine-$(CONFIG_ARCH_HIGHBANK)		+= highbank
 machine-$(CONFIG_ARCH_INTEGRATOR)	+= integrator
@@ -160,15 +161,16 @@ machine-$(CONFIG_ARCH_IOP13XX)		+= iop13xx
 machine-$(CONFIG_ARCH_IOP32X)		+= iop32x
 machine-$(CONFIG_ARCH_IOP33X)		+= iop33x
 machine-$(CONFIG_ARCH_IXP4XX)		+= ixp4xx
+machine-$(CONFIG_ARCH_KEYSTONE)		+= keystone
 machine-$(CONFIG_ARCH_KIRKWOOD)		+= kirkwood
 machine-$(CONFIG_ARCH_KS8695)		+= ks8695
 machine-$(CONFIG_ARCH_LPC32XX)		+= lpc32xx
 machine-$(CONFIG_ARCH_MMP)		+= mmp
 machine-$(CONFIG_ARCH_MSM)		+= msm
 machine-$(CONFIG_ARCH_MV78XX0)		+= mv78xx0
+machine-$(CONFIG_ARCH_MVEBU)		+= mvebu
 machine-$(CONFIG_ARCH_MXC)		+= imx
 machine-$(CONFIG_ARCH_MXS)		+= mxs
-machine-$(CONFIG_ARCH_MVEBU)		+= mvebu
 machine-$(CONFIG_ARCH_NETX)		+= netx
 machine-$(CONFIG_ARCH_NOMADIK)		+= nomadik
 machine-$(CONFIG_ARCH_NSPIRE)		+= nspire
@@ -176,7 +178,6 @@ machine-$(CONFIG_ARCH_OMAP1)		+= omap1
 machine-$(CONFIG_ARCH_OMAP2PLUS)	+= omap2
 machine-$(CONFIG_ARCH_ORION5X)		+= orion5x
 machine-$(CONFIG_ARCH_PICOXCELL)	+= picoxcell
-machine-$(CONFIG_ARCH_SIRF)		+= prima2
 machine-$(CONFIG_ARCH_PXA)		+= pxa
 machine-$(CONFIG_ARCH_REALVIEW)		+= realview
 machine-$(CONFIG_ARCH_ROCKCHIP)		+= rockchip
@@ -186,25 +187,24 @@ machine-$(CONFIG_ARCH_S3C64XX)		+= s3c64xx
 machine-$(CONFIG_ARCH_S5P64X0)		+= s5p64x0
 machine-$(CONFIG_ARCH_S5PC100)		+= s5pc100
 machine-$(CONFIG_ARCH_S5PV210)		+= s5pv210
-machine-$(CONFIG_ARCH_EXYNOS)		+= exynos
 machine-$(CONFIG_ARCH_SA1100)		+= sa1100
 machine-$(CONFIG_ARCH_SHARK)		+= shark
 machine-$(CONFIG_ARCH_SHMOBILE) 	+= shmobile
+machine-$(CONFIG_ARCH_SIRF)		+= prima2
+machine-$(CONFIG_ARCH_SOCFPGA)		+= socfpga
+machine-$(CONFIG_ARCH_STI)		+= sti
+machine-$(CONFIG_ARCH_SUNXI)		+= sunxi
 machine-$(CONFIG_ARCH_TEGRA)		+= tegra
 machine-$(CONFIG_ARCH_U300)		+= u300
 machine-$(CONFIG_ARCH_U8500)		+= ux500
 machine-$(CONFIG_ARCH_VERSATILE)	+= versatile
 machine-$(CONFIG_ARCH_VEXPRESS)		+= vexpress
+machine-$(CONFIG_ARCH_VIRT)		+= virt
 machine-$(CONFIG_ARCH_VT8500)		+= vt8500
 machine-$(CONFIG_ARCH_W90X900)		+= w90x900
+machine-$(CONFIG_ARCH_ZYNQ)		+= zynq
 machine-$(CONFIG_FOOTBRIDGE)		+= footbridge
-machine-$(CONFIG_ARCH_SOCFPGA)		+= socfpga
 machine-$(CONFIG_PLAT_SPEAR)		+= spear
-machine-$(CONFIG_ARCH_STI)		+= sti
-machine-$(CONFIG_ARCH_VIRT)		+= virt
-machine-$(CONFIG_ARCH_ZYNQ)		+= zynq
-machine-$(CONFIG_ARCH_SUNXI)		+= sunxi
-machine-$(CONFIG_ARCH_KEYSTONE)		+= keystone
 
 # Platform directory name.  This list is sorted alphanumerically
 # by CONFIG_* macro name.

+ 14 - 8
arch/arm/boot/dts/atlas6.dtsi

@@ -485,6 +485,12 @@
                                                 sirf,function = "usp0";
                                         };
                                 };
+				usp0_uart_nostreamctrl_pins_a: usp0@1 {
+                                        usp0 {
+                                                sirf,pins = "usp0_uart_nostreamctrl_grp";
+                                                sirf,function = "usp0_uart_nostreamctrl";
+                                        };
+                                };
                                 usp1_pins_a: usp1@0 {
                                         usp1 {
                                                 sirf,pins = "usp1grp";
@@ -515,16 +521,16 @@
                                                 sirf,function = "pulse_count";
                                         };
                                 };
-                                cko0_rst_pins_a: cko0_rst@0 {
-                                        cko0_rst {
-                                                sirf,pins = "cko0_rstgrp";
-                                                sirf,function = "cko0_rst";
+                                cko0_pins_a: cko0@0 {
+                                        cko0 {
+                                                sirf,pins = "cko0grp";
+                                                sirf,function = "cko0";
                                         };
                                 };
-                                cko1_rst_pins_a: cko1_rst@0 {
-                                        cko1_rst {
-                                                sirf,pins = "cko1_rstgrp";
-                                                sirf,function = "cko1_rst";
+                                cko1_pins_a: cko1@0 {
+                                        cko1 {
+                                                sirf,pins = "cko1grp";
+                                                sirf,function = "cko1";
                                         };
                                 };
 			};

+ 1 - 1
arch/arm/boot/dts/imx28-apx4devkit.dts

@@ -147,7 +147,7 @@
 					reg = <0x0a>;
 					VDDA-supply = <&reg_3p3v>;
 					VDDIO-supply = <&reg_3p3v>;
-
+					clocks = <&saif0>;
 				};
 
 				pcf8563: rtc@51 {

+ 1 - 1
arch/arm/boot/dts/imx28-evk.dts

@@ -195,7 +195,7 @@
 					reg = <0x0a>;
 					VDDA-supply = <&reg_3p3v>;
 					VDDIO-supply = <&reg_3p3v>;
-
+					clocks = <&saif0>;
 				};
 
 				at24@51 {

+ 1 - 1
arch/arm/boot/dts/imx28-m28evk.dts

@@ -184,7 +184,7 @@
 					reg = <0x0a>;
 					VDDA-supply = <&reg_3p3v>;
 					VDDIO-supply = <&reg_3p3v>;
-
+					clocks = <&saif0>;
 				};
 
 				eeprom: eeprom@51 {

+ 1 - 0
arch/arm/boot/dts/imx28.dtsi

@@ -837,6 +837,7 @@
 				compatible = "fsl,imx28-saif";
 				reg = <0x80042000 0x2000>;
 				interrupts = <59 80>;
+				#clock-cells = <0>;
 				clocks = <&clks 53>;
 				dmas = <&dma_apbx 4>;
 				dma-names = "rx-tx";

+ 12 - 1
arch/arm/boot/dts/imx51-babbage.dts

@@ -61,6 +61,16 @@
 		mux-int-port = <2>;
 		mux-ext-port = <3>;
 	};
+
+	clocks {
+		clk_26M: codec_clock {
+			compatible = "fixed-clock";
+			reg=<0>;
+			#clock-cells = <0>;
+			clock-frequency = <26000000>;
+			gpios = <&gpio4 26 1>;
+		};
+	};
 };
 
 &esdhc1 {
@@ -229,6 +239,7 @@
 				MX51_PAD_EIM_A27__GPIO2_21   0x5
 				MX51_PAD_CSPI1_SS0__GPIO4_24 0x85
 				MX51_PAD_CSPI1_SS1__GPIO4_25 0x85
+				MX51_PAD_CSPI1_RDY__GPIO4_26 0x80000000
 			>;
 		};
 	};
@@ -255,7 +266,7 @@
 	sgtl5000: codec@0a {
 		compatible = "fsl,sgtl5000";
 		reg = <0x0a>;
-		clock-frequency = <26000000>;
+		clocks = <&clk_26M>;
 		VDDA-supply = <&vdig_reg>;
 		VDDIO-supply = <&vvideo_reg>;
 	};

+ 1 - 1
arch/arm/boot/dts/imx53-mba53.dts

@@ -27,7 +27,7 @@
 
 	backlight {
 		compatible = "pwm-backlight";
-		pwms = <&pwm2 0 50000 0 0>;
+		pwms = <&pwm2 0 50000>;
 		brightness-levels = <0 24 28 32 36 40 44 48 52 56 60 64 68 72 76 80 84 88 92 96 100>;
 		default-brightness-level = <10>;
 		enable-gpios = <&gpio7 7 0>;

+ 16 - 16
arch/arm/boot/dts/imx53.dtsi

@@ -725,15 +725,15 @@
 				uart1 {
 					pinctrl_uart1_1: uart1grp-1 {
 						fsl,pins = <
-							MX53_PAD_CSI0_DAT10__UART1_TXD_MUX 0x1c5
-							MX53_PAD_CSI0_DAT11__UART1_RXD_MUX 0x1c5
+							MX53_PAD_CSI0_DAT10__UART1_TXD_MUX 0x1e4
+							MX53_PAD_CSI0_DAT11__UART1_RXD_MUX 0x1e4
 						>;
 					};
 
 					pinctrl_uart1_2: uart1grp-2 {
 						fsl,pins = <
-							MX53_PAD_PATA_DIOW__UART1_TXD_MUX  0x1c5
-							MX53_PAD_PATA_DMACK__UART1_RXD_MUX 0x1c5
+							MX53_PAD_PATA_DIOW__UART1_TXD_MUX  0x1e4
+							MX53_PAD_PATA_DMACK__UART1_RXD_MUX 0x1e4
 						>;
 					};
 
@@ -748,8 +748,8 @@
 				uart2 {
 					pinctrl_uart2_1: uart2grp-1 {
 						fsl,pins = <
-							MX53_PAD_PATA_BUFFER_EN__UART2_RXD_MUX 0x1c5
-							MX53_PAD_PATA_DMARQ__UART2_TXD_MUX     0x1c5
+							MX53_PAD_PATA_BUFFER_EN__UART2_RXD_MUX 0x1e4
+							MX53_PAD_PATA_DMARQ__UART2_TXD_MUX     0x1e4
 						>;
 					};
 
@@ -766,17 +766,17 @@
 				uart3 {
 					pinctrl_uart3_1: uart3grp-1 {
 						fsl,pins = <
-							MX53_PAD_PATA_CS_0__UART3_TXD_MUX 0x1c5
-							MX53_PAD_PATA_CS_1__UART3_RXD_MUX 0x1c5
-							MX53_PAD_PATA_DA_1__UART3_CTS	  0x1c5
-							MX53_PAD_PATA_DA_2__UART3_RTS	  0x1c5
+							MX53_PAD_PATA_CS_0__UART3_TXD_MUX 0x1e4
+							MX53_PAD_PATA_CS_1__UART3_RXD_MUX 0x1e4
+							MX53_PAD_PATA_DA_1__UART3_CTS	  0x1e4
+							MX53_PAD_PATA_DA_2__UART3_RTS	  0x1e4
 						>;
 					};
 
 					pinctrl_uart3_2: uart3grp-2 {
 						fsl,pins = <
-							MX53_PAD_PATA_CS_0__UART3_TXD_MUX 0x1c5
-							MX53_PAD_PATA_CS_1__UART3_RXD_MUX 0x1c5
+							MX53_PAD_PATA_CS_0__UART3_TXD_MUX 0x1e4
+							MX53_PAD_PATA_CS_1__UART3_RXD_MUX 0x1e4
 						>;
 					};
 
@@ -785,8 +785,8 @@
 				uart4 {
 					pinctrl_uart4_1: uart4grp-1 {
 						fsl,pins = <
-							MX53_PAD_KEY_COL0__UART4_TXD_MUX 0x1c5
-							MX53_PAD_KEY_ROW0__UART4_RXD_MUX 0x1c5
+							MX53_PAD_KEY_COL0__UART4_TXD_MUX 0x1e4
+							MX53_PAD_KEY_ROW0__UART4_RXD_MUX 0x1e4
 						>;
 					};
 				};
@@ -794,8 +794,8 @@
 				uart5 {
 					pinctrl_uart5_1: uart5grp-1 {
 						fsl,pins = <
-							MX53_PAD_KEY_COL1__UART5_TXD_MUX 0x1c5
-							MX53_PAD_KEY_ROW1__UART5_RXD_MUX 0x1c5
+							MX53_PAD_KEY_COL1__UART5_TXD_MUX 0x1e4
+							MX53_PAD_KEY_ROW1__UART5_RXD_MUX 0x1e4
 						>;
 					};
 				};

+ 2 - 2
arch/arm/boot/dts/msm8960-cdp.dts

@@ -26,7 +26,7 @@
 		cpu-offset = <0x80000>;
 	};
 
-	msmgpio: gpio@fd510000 {
+	msmgpio: gpio@800000 {
 		compatible = "qcom,msm-gpio";
 		gpio-controller;
 		#gpio-cells = <2>;
@@ -34,7 +34,7 @@
 		interrupts = <0 32 0x4>;
 		interrupt-controller;
 		#interrupt-cells = <2>;
-		reg = <0xfd510000 0x4000>;
+		reg = <0x800000 0x4000>;
 	};
 
 	serial@16440000 {

+ 49 - 29
arch/arm/boot/dts/omap5-uevm.dts

@@ -235,7 +235,7 @@
 };
 
 &mmc1 {
-	vmmc-supply = <&vmmcsd_fixed>;
+	vmmc-supply = <&ldo9_reg>;
 	bus-width = <4>;
 };
 
@@ -282,6 +282,7 @@
 
 			regulators {
 				smps123_reg: smps123 {
+					/* VDD_OPP_MPU */
 					regulator-name = "smps123";
 					regulator-min-microvolt = < 600000>;
 					regulator-max-microvolt = <1500000>;
@@ -290,6 +291,7 @@
 				};
 
 				smps45_reg: smps45 {
+					/* VDD_OPP_MM */
 					regulator-name = "smps45";
 					regulator-min-microvolt = < 600000>;
 					regulator-max-microvolt = <1310000>;
@@ -298,6 +300,7 @@
 				};
 
 				smps6_reg: smps6 {
+					/* VDD_DDR3 - over VDD_SMPS6 */
 					regulator-name = "smps6";
 					regulator-min-microvolt = <1200000>;
 					regulator-max-microvolt = <1200000>;
@@ -306,6 +309,7 @@
 				};
 
 				smps7_reg: smps7 {
+					/* VDDS_1v8_OMAP over VDDS_1v8_MAIN */
 					regulator-name = "smps7";
 					regulator-min-microvolt = <1800000>;
 					regulator-max-microvolt = <1800000>;
@@ -314,6 +318,7 @@
 				};
 
 				smps8_reg: smps8 {
+					/* VDD_OPP_CORE */
 					regulator-name = "smps8";
 					regulator-min-microvolt = < 600000>;
 					regulator-max-microvolt = <1310000>;
@@ -322,15 +327,15 @@
 				};
 
 				smps9_reg: smps9 {
+					/* VDDA_2v1_AUD over VDD_2v1 */
 					regulator-name = "smps9";
 					regulator-min-microvolt = <2100000>;
 					regulator-max-microvolt = <2100000>;
-					regulator-always-on;
-					regulator-boot-on;
 					ti,smps-range = <0x80>;
 				};
 
 				smps10_reg: smps10 {
+					/* VBUS_5V_OTG */
 					regulator-name = "smps10";
 					regulator-min-microvolt = <5000000>;
 					regulator-max-microvolt = <5000000>;
@@ -339,38 +344,40 @@
 				};
 
 				ldo1_reg: ldo1 {
+					/* VDDAPHY_CAM: vdda_csiport */
 					regulator-name = "ldo1";
-					regulator-min-microvolt = <2800000>;
-					regulator-max-microvolt = <2800000>;
-					regulator-always-on;
-					regulator-boot-on;
+					regulator-min-microvolt = <1500000>;
+					regulator-max-microvolt = <1800000>;
 				};
 
 				ldo2_reg: ldo2 {
+					/* VCC_2V8_DISP: Does not go anywhere */
 					regulator-name = "ldo2";
-					regulator-min-microvolt = <2900000>;
-					regulator-max-microvolt = <2900000>;
-					regulator-always-on;
-					regulator-boot-on;
+					regulator-min-microvolt = <2800000>;
+					regulator-max-microvolt = <2800000>;
+					/* Unused */
+					status = "disabled";
 				};
 
 				ldo3_reg: ldo3 {
+					/* VDDAPHY_MDM: vdda_lli */
 					regulator-name = "ldo3";
-					regulator-min-microvolt = <3000000>;
-					regulator-max-microvolt = <3000000>;
-					regulator-always-on;
+					regulator-min-microvolt = <1500000>;
+					regulator-max-microvolt = <1500000>;
 					regulator-boot-on;
+					/* Only if Modem is used */
+					status = "disabled";
 				};
 
 				ldo4_reg: ldo4 {
+					/* VDDAPHY_DISP: vdda_dsiport/hdmi */
 					regulator-name = "ldo4";
-					regulator-min-microvolt = <2200000>;
-					regulator-max-microvolt = <2200000>;
-					regulator-always-on;
-					regulator-boot-on;
+					regulator-min-microvolt = <1500000>;
+					regulator-max-microvolt = <1800000>;
 				};
 
 				ldo5_reg: ldo5 {
+					/* VDDA_1V8_PHY: usb/sata/hdmi.. */
 					regulator-name = "ldo5";
 					regulator-min-microvolt = <1800000>;
 					regulator-max-microvolt = <1800000>;
@@ -379,38 +386,43 @@
 				};
 
 				ldo6_reg: ldo6 {
+					/* VDDS_1V2_WKUP: hsic/ldo_emu_wkup */
 					regulator-name = "ldo6";
-					regulator-min-microvolt = <1500000>;
-					regulator-max-microvolt = <1500000>;
+					regulator-min-microvolt = <1200000>;
+					regulator-max-microvolt = <1200000>;
 					regulator-always-on;
 					regulator-boot-on;
 				};
 
 				ldo7_reg: ldo7 {
+					/* VDD_VPP: vpp1 */
 					regulator-name = "ldo7";
-					regulator-min-microvolt = <1500000>;
-					regulator-max-microvolt = <1500000>;
-					regulator-always-on;
-					regulator-boot-on;
+					regulator-min-microvolt = <2000000>;
+					regulator-max-microvolt = <2000000>;
+					/* Only for efuse reprograming! */
+					status = "disabled";
 				};
 
 				ldo8_reg: ldo8 {
+					/* VDD_3v0: Does not go anywhere */
 					regulator-name = "ldo8";
-					regulator-min-microvolt = <1500000>;
-					regulator-max-microvolt = <1500000>;
-					regulator-always-on;
+					regulator-min-microvolt = <3000000>;
+					regulator-max-microvolt = <3000000>;
 					regulator-boot-on;
+					/* Unused */
+					status = "disabled";
 				};
 
 				ldo9_reg: ldo9 {
+					/* VCC_DV_SDIO: vdds_sdcard */
 					regulator-name = "ldo9";
 					regulator-min-microvolt = <1800000>;
-					regulator-max-microvolt = <3300000>;
-					regulator-always-on;
+					regulator-max-microvolt = <3000000>;
 					regulator-boot-on;
 				};
 
 				ldoln_reg: ldoln {
+					/* VDDA_1v8_REF: vdds_osc/mm_l4per.. */
 					regulator-name = "ldoln";
 					regulator-min-microvolt = <1800000>;
 					regulator-max-microvolt = <1800000>;
@@ -419,12 +431,20 @@
 				};
 
 				ldousb_reg: ldousb {
+					/* VDDA_3V_USB: VDDA_USBHS33 */
 					regulator-name = "ldousb";
 					regulator-min-microvolt = <3250000>;
 					regulator-max-microvolt = <3250000>;
 					regulator-always-on;
 					regulator-boot-on;
 				};
+
+				regen3_reg: regen3 {
+					/* REGEN3 controls LDO9 supply to card */
+					regulator-name = "regen3";
+					regulator-always-on;
+					regulator-boot-on;
+				};
 			};
 		};
 	};

+ 8 - 8
arch/arm/boot/dts/prima2.dtsi

@@ -515,16 +515,16 @@
                                                 sirf,function = "pulse_count";
                                         };
                                 };
-                                cko0_rst_pins_a: cko0_rst@0 {
-                                        cko0_rst {
-                                                sirf,pins = "cko0_rstgrp";
-                                                sirf,function = "cko0_rst";
+                                cko0_pins_a: cko0@0 {
+                                        cko0 {
+                                                sirf,pins = "cko0grp";
+                                                sirf,function = "cko0";
                                         };
                                 };
-                                cko1_rst_pins_a: cko1_rst@0 {
-                                        cko1_rst {
-                                                sirf,pins = "cko1_rstgrp";
-                                                sirf,function = "cko1_rst";
+                                cko1_pins_a: cko1@0 {
+                                        cko1 {
+                                                sirf,pins = "cko1grp";
+                                                sirf,function = "cko1";
                                         };
                                 };
 			};

+ 9 - 1
arch/arm/boot/dts/stih416-pinctrl.dtsi

@@ -166,6 +166,15 @@
 				reg		= <0x9000 0x100>;
 				st,bank-name	= "PIO31";
 			};
+
+			serial2-oe {
+				pinctrl_serial2_oe: serial2-1 {
+					st,pins {
+						output-enable	= <&PIO11 3 ALT2 OUT>;
+					};
+				};
+			};
+
 		};
 
 		pin-controller-rear {
@@ -218,7 +227,6 @@
 					st,pins {
 						tx	= <&PIO17 4 ALT2 OUT>;
 						rx	= <&PIO17 5 ALT2 IN>;
-						output-enable	= <&PIO11 3 ALT2 OUT>;
 					};
 				};
 			};

+ 1 - 1
arch/arm/boot/dts/stih416.dtsi

@@ -79,7 +79,7 @@
 			interrupts	= <0 197 0>;
 			clocks          = <&CLK_S_ICN_REG_0>;
 			pinctrl-names 	= "default";
-			pinctrl-0 	= <&pinctrl_serial2>;
+			pinctrl-0 	= <&pinctrl_serial2 &pinctrl_serial2_oe>;
 		};
 
 		/* SBC_UART1 */

+ 2 - 0
arch/arm/boot/dts/stih41x.dtsi

@@ -6,10 +6,12 @@
 		#address-cells = <1>;
 		#size-cells = <0>;
 		cpu@0 {
+			device_type = "cpu";
 			compatible = "arm,cortex-a9";
 			reg = <0>;
 		};
 		cpu@1 {
+			device_type = "cpu";
 			compatible = "arm,cortex-a9";
 			reg = <1>;
 		};

+ 1 - 0
arch/arm/boot/dts/tegra20-colibri-512.dtsi

@@ -457,6 +457,7 @@
 	};
 
 	usb-phy@c5004000 {
+		status = "okay";
 		nvidia,phy-reset-gpio = <&gpio TEGRA_GPIO(V, 1)
 			GPIO_ACTIVE_LOW>;
 	};

+ 6 - 0
arch/arm/boot/dts/twl4030.dtsi

@@ -47,6 +47,12 @@
 		regulator-max-microvolt = <3150000>;
 	};
 
+	vmmc2: regulator-vmmc2 {
+		compatible = "ti,twl4030-vmmc2";
+		regulator-min-microvolt = <1850000>;
+		regulator-max-microvolt = <3150000>;
+	};
+
 	vusb1v5: regulator-vusb1v5 {
 		compatible = "ti,twl4030-vusb1v5";
 	};

+ 4 - 4
arch/arm/boot/dts/vf610.dtsi

@@ -442,8 +442,8 @@
 				compatible = "fsl,mvf600-fec";
 				reg = <0x400d0000 0x1000>;
 				interrupts = <0 78 0x04>;
-				clocks = <&clks VF610_CLK_ENET>,
-					<&clks VF610_CLK_ENET>,
+				clocks = <&clks VF610_CLK_ENET0>,
+					<&clks VF610_CLK_ENET0>,
 					<&clks VF610_CLK_ENET>;
 				clock-names = "ipg", "ahb", "ptp";
 				status = "disabled";
@@ -453,8 +453,8 @@
 				compatible = "fsl,mvf600-fec";
 				reg = <0x400d1000 0x1000>;
 				interrupts = <0 79 0x04>;
-				clocks = <&clks VF610_CLK_ENET>,
-					<&clks VF610_CLK_ENET>,
+				clocks = <&clks VF610_CLK_ENET1>,
+					<&clks VF610_CLK_ENET1>,
 					<&clks VF610_CLK_ENET>;
 				clock-names = "ipg", "ahb", "ptp";
 				status = "disabled";

+ 0 - 1
arch/arm/common/edma.c

@@ -26,7 +26,6 @@
 #include <linux/io.h>
 #include <linux/slab.h>
 #include <linux/edma.h>
-#include <linux/err.h>
 #include <linux/of_address.h>
 #include <linux/of_device.h>
 #include <linux/of_dma.h>

+ 2 - 0
arch/arm/configs/da8xx_omapl_defconfig

@@ -102,6 +102,8 @@ CONFIG_SND_SOC=m
 CONFIG_SND_DAVINCI_SOC=m
 # CONFIG_HID_SUPPORT is not set
 # CONFIG_USB_SUPPORT is not set
+CONFIG_DMADEVICES=y
+CONFIG_TI_EDMA=y
 CONFIG_EXT2_FS=y
 CONFIG_EXT3_FS=y
 CONFIG_XFS_FS=m

+ 2 - 0
arch/arm/configs/davinci_all_defconfig

@@ -162,6 +162,8 @@ CONFIG_LEDS_TRIGGERS=y
 CONFIG_LEDS_TRIGGER_TIMER=m
 CONFIG_LEDS_TRIGGER_HEARTBEAT=m
 CONFIG_RTC_CLASS=y
+CONFIG_DMADEVICES=y
+CONFIG_TI_EDMA=y
 CONFIG_EXT2_FS=y
 CONFIG_EXT3_FS=y
 CONFIG_XFS_FS=m

+ 5 - 1
arch/arm/configs/multi_v7_defconfig

@@ -53,6 +53,7 @@ CONFIG_IP_PNP=y
 CONFIG_IP_PNP_DHCP=y
 CONFIG_DEVTMPFS=y
 CONFIG_DEVTMPFS_MOUNT=y
+CONFIG_OMAP_OCP2SCP=y
 CONFIG_BLK_DEV_SD=y
 CONFIG_ATA=y
 CONFIG_SATA_AHCI_PLATFORM=y
@@ -61,6 +62,7 @@ CONFIG_SATA_MV=y
 CONFIG_NETDEVICES=y
 CONFIG_SUN4I_EMAC=y
 CONFIG_NET_CALXEDA_XGMAC=y
+CONFIG_KS8851=y
 CONFIG_SMSC911X=y
 CONFIG_STMMAC_ETH=y
 CONFIG_MDIO_SUN4I=y
@@ -89,6 +91,7 @@ CONFIG_I2C_DESIGNWARE_PLATFORM=y
 CONFIG_I2C_SIRF=y
 CONFIG_I2C_TEGRA=y
 CONFIG_SPI=y
+CONFIG_SPI_OMAP24XX=y
 CONFIG_SPI_PL022=y
 CONFIG_SPI_SIRF=y
 CONFIG_SPI_TEGRA114=y
@@ -111,11 +114,12 @@ CONFIG_FB_SIMPLE=y
 CONFIG_USB=y
 CONFIG_USB_XHCI_HCD=y
 CONFIG_USB_EHCI_HCD=y
-CONFIG_USB_EHCI_MXC=y
 CONFIG_USB_EHCI_TEGRA=y
 CONFIG_USB_EHCI_HCD_PLATFORM=y
 CONFIG_USB_ISP1760_HCD=y
 CONFIG_USB_STORAGE=y
+CONFIG_USB_CHIPIDEA=y
+CONFIG_USB_CHIPIDEA_HOST=y
 CONFIG_AB8500_USB=y
 CONFIG_NOP_USB_XCEIV=y
 CONFIG_OMAP_USB2=y

+ 5 - 2
arch/arm/configs/nhk8815_defconfig

@@ -1,6 +1,8 @@
 # CONFIG_LOCALVERSION_AUTO is not set
 # CONFIG_SWAP is not set
 CONFIG_SYSVIPC=y
+CONFIG_NO_HZ_IDLE=y
+CONFIG_HIGH_RES_TIMERS=y
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
@@ -48,7 +50,6 @@ CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
 CONFIG_MTD=y
 CONFIG_MTD_TESTS=m
 CONFIG_MTD_CMDLINE_PARTS=y
-CONFIG_MTD_CHAR=y
 CONFIG_MTD_BLOCK=y
 CONFIG_MTD_NAND_ECC_SMC=y
 CONFIG_MTD_NAND=y
@@ -94,8 +95,10 @@ CONFIG_I2C_GPIO=y
 CONFIG_I2C_NOMADIK=y
 CONFIG_DEBUG_GPIO=y
 # CONFIG_HWMON is not set
+CONFIG_REGULATOR=y
 CONFIG_MMC=y
-CONFIG_MMC_CLKGATE=y
+CONFIG_MMC_UNSAFE_RESUME=y
+# CONFIG_MMC_BLOCK_BOUNCE is not set
 CONFIG_MMC_ARMMMCI=y
 CONFIG_NEW_LEDS=y
 CONFIG_LEDS_CLASS=y

+ 0 - 45
arch/arm/include/asm/a.out-core.h

@@ -1,45 +0,0 @@
-/* a.out coredump register dumper
- *
- * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
- * Written by David Howells (dhowells@redhat.com)
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public Licence
- * as published by the Free Software Foundation; either version
- * 2 of the Licence, or (at your option) any later version.
- */
-
-#ifndef _ASM_A_OUT_CORE_H
-#define _ASM_A_OUT_CORE_H
-
-#ifdef __KERNEL__
-
-#include <linux/user.h>
-#include <linux/elfcore.h>
-
-/*
- * fill in the user structure for an a.out core dump
- */
-static inline void aout_dump_thread(struct pt_regs *regs, struct user *dump)
-{
-	struct task_struct *tsk = current;
-
-	dump->magic = CMAGIC;
-	dump->start_code = tsk->mm->start_code;
-	dump->start_stack = regs->ARM_sp & ~(PAGE_SIZE - 1);
-
-	dump->u_tsize = (tsk->mm->end_code - tsk->mm->start_code) >> PAGE_SHIFT;
-	dump->u_dsize = (tsk->mm->brk - tsk->mm->start_data + PAGE_SIZE - 1) >> PAGE_SHIFT;
-	dump->u_ssize = 0;
-
-	memset(dump->u_debugreg, 0, sizeof(dump->u_debugreg));
-
-	if (dump->start_stack < 0x04000000)
-		dump->u_ssize = (0x04000000 - dump->start_stack) >> PAGE_SHIFT;
-
-	dump->regs = *regs;
-	dump->u_fpvalid = dump_fpu (regs, &dump->u_fp);
-}
-
-#endif /* __KERNEL__ */
-#endif /* _ASM_A_OUT_CORE_H */

+ 6 - 1
arch/arm/include/asm/cputype.h

@@ -89,13 +89,18 @@ extern unsigned int processor_id;
 		__val;							\
 	})
 
+/*
+ * The memory clobber prevents gcc 4.5 from reordering the mrc before
+ * any is_smp() tests, which can cause undefined instruction aborts on
+ * ARM1136 r0 due to the missing extended CP15 registers.
+ */
 #define read_cpuid_ext(ext_reg)						\
 	({								\
 		unsigned int __val;					\
 		asm("mrc	p15, 0, %0, c0, " ext_reg		\
 		    : "=r" (__val)					\
 		    :							\
-		    : "cc");						\
+		    : "memory");					\
 		__val;							\
 	})
 

+ 6 - 0
arch/arm/include/asm/elf.h

@@ -130,4 +130,10 @@ struct mm_struct;
 extern unsigned long arch_randomize_brk(struct mm_struct *mm);
 #define arch_randomize_brk arch_randomize_brk
 
+#ifdef CONFIG_MMU
+#define ARCH_HAS_SETUP_ADDITIONAL_PAGES 1
+struct linux_binprm;
+int arch_setup_additional_pages(struct linux_binprm *, int);
+#endif
+
 #endif

+ 3 - 0
arch/arm/include/asm/mmu.h

@@ -6,8 +6,11 @@
 typedef struct {
 #ifdef CONFIG_CPU_HAS_ASID
 	atomic64_t	id;
+#else
+	int		switch_pending;
 #endif
 	unsigned int	vmalloc_seq;
+	unsigned long	sigpage;
 } mm_context_t;
 
 #ifdef CONFIG_CPU_HAS_ASID

+ 16 - 4
arch/arm/include/asm/mmu_context.h

@@ -56,7 +56,7 @@ static inline void check_and_switch_context(struct mm_struct *mm,
 		 * on non-ASID CPUs, the old mm will remain valid until the
 		 * finish_arch_post_lock_switch() call.
 		 */
-		set_ti_thread_flag(task_thread_info(tsk), TIF_SWITCH_MM);
+		mm->context.switch_pending = 1;
 	else
 		cpu_switch_mm(mm->pgd, mm);
 }
@@ -65,9 +65,21 @@ static inline void check_and_switch_context(struct mm_struct *mm,
 	finish_arch_post_lock_switch
 static inline void finish_arch_post_lock_switch(void)
 {
-	if (test_and_clear_thread_flag(TIF_SWITCH_MM)) {
-		struct mm_struct *mm = current->mm;
-		cpu_switch_mm(mm->pgd, mm);
+	struct mm_struct *mm = current->mm;
+
+	if (mm && mm->context.switch_pending) {
+		/*
+		 * Preemption must be disabled during cpu_switch_mm() as we
+		 * have some stateful cache flush implementations. Check
+		 * switch_pending again in case we were preempted and the
+		 * switch to this mm was already done.
+		 */
+		preempt_disable();
+		if (mm->context.switch_pending) {
+			mm->context.switch_pending = 0;
+			cpu_switch_mm(mm->pgd, mm);
+		}
+		preempt_enable_no_resched();
 	}
 }
 

+ 2 - 0
arch/arm/include/asm/page.h

@@ -142,7 +142,9 @@ extern void __cpu_copy_user_highpage(struct page *to, struct page *from,
 #define clear_page(page)	memset((void *)(page), 0, PAGE_SIZE)
 extern void copy_page(void *to, const void *from);
 
+#ifdef CONFIG_KUSER_HELPERS
 #define __HAVE_ARCH_GATE_AREA 1
+#endif
 
 #ifdef CONFIG_ARM_LPAE
 #include <asm/pgtable-3level-types.h>

+ 0 - 4
arch/arm/include/asm/processor.h

@@ -54,7 +54,6 @@ struct thread_struct {
 
 #define start_thread(regs,pc,sp)					\
 ({									\
-	unsigned long *stack = (unsigned long *)sp;			\
 	memset(regs->uregs, 0, sizeof(regs->uregs));			\
 	if (current->personality & ADDR_LIMIT_32BIT)			\
 		regs->ARM_cpsr = USR_MODE;				\
@@ -65,9 +64,6 @@ struct thread_struct {
 	regs->ARM_cpsr |= PSR_ENDSTATE;					\
 	regs->ARM_pc = pc & ~1;		/* pc */			\
 	regs->ARM_sp = sp;		/* sp */			\
-	regs->ARM_r2 = stack[2];	/* r2 (envp) */			\
-	regs->ARM_r1 = stack[1];	/* r1 (argv) */			\
-	regs->ARM_r0 = stack[0];	/* r0 (argc) */			\
 	nommu_start_thread(regs);					\
 })
 

+ 0 - 1
arch/arm/include/asm/thread_info.h

@@ -156,7 +156,6 @@ extern int vfp_restore_user_hwstate(struct user_vfp __user *,
 #define TIF_USING_IWMMXT	17
 #define TIF_MEMDIE		18	/* is terminating due to OOM killer */
 #define TIF_RESTORE_SIGMASK	20
-#define TIF_SWITCH_MM		22	/* deferred switch_mm */
 
 #define _TIF_SIGPENDING		(1 << TIF_SIGPENDING)
 #define _TIF_NEED_RESCHED	(1 << TIF_NEED_RESCHED)

+ 16 - 0
arch/arm/include/asm/tlbflush.h

@@ -443,7 +443,18 @@ static inline void local_flush_bp_all(void)
 		isb();
 }
 
+#include <asm/cputype.h>
 #ifdef CONFIG_ARM_ERRATA_798181
+static inline int erratum_a15_798181(void)
+{
+	unsigned int midr = read_cpuid_id();
+
+	/* Cortex-A15 r0p0..r3p2 affected */
+	if ((midr & 0xff0ffff0) != 0x410fc0f0 || midr > 0x413fc0f2)
+		return 0;
+	return 1;
+}
+
 static inline void dummy_flush_tlb_a15_erratum(void)
 {
 	/*
@@ -453,6 +464,11 @@ static inline void dummy_flush_tlb_a15_erratum(void)
 	dsb();
 }
 #else
+static inline int erratum_a15_798181(void)
+{
+	return 0;
+}
+
 static inline void dummy_flush_tlb_a15_erratum(void)
 {
 }

+ 12 - 0
arch/arm/include/asm/virt.h

@@ -29,6 +29,7 @@
 #define BOOT_CPU_MODE_MISMATCH	PSR_N_BIT
 
 #ifndef __ASSEMBLY__
+#include <asm/cacheflush.h>
 
 #ifdef CONFIG_ARM_VIRT_EXT
 /*
@@ -41,10 +42,21 @@
  */
 extern int __boot_cpu_mode;
 
+static inline void sync_boot_mode(void)
+{
+	/*
+	 * As secondaries write to __boot_cpu_mode with caches disabled, we
+	 * must flush the corresponding cache entries to ensure the visibility
+	 * of their writes.
+	 */
+	sync_cache_r(&__boot_cpu_mode);
+}
+
 void __hyp_set_vectors(unsigned long phys_vector_base);
 unsigned long __hyp_get_vectors(void);
 #else
 #define __boot_cpu_mode	(SVC_MODE)
+#define sync_boot_mode()
 #endif
 
 #ifndef ZIMAGE

+ 0 - 1
arch/arm/include/uapi/asm/Kbuild

@@ -1,7 +1,6 @@
 # UAPI Header export list
 include include/uapi/asm-generic/Kbuild.asm
 
-header-y += a.out.h
 header-y += byteorder.h
 header-y += fcntl.h
 header-y += hwcap.h

+ 0 - 34
arch/arm/include/uapi/asm/a.out.h

@@ -1,34 +0,0 @@
-#ifndef __ARM_A_OUT_H__
-#define __ARM_A_OUT_H__
-
-#include <linux/personality.h>
-#include <linux/types.h>
-
-struct exec
-{
-  __u32 a_info;		/* Use macros N_MAGIC, etc for access */
-  __u32 a_text;		/* length of text, in bytes */
-  __u32 a_data;		/* length of data, in bytes */
-  __u32 a_bss;		/* length of uninitialized data area for file, in bytes */
-  __u32 a_syms;		/* length of symbol table data in file, in bytes */
-  __u32 a_entry;	/* start address */
-  __u32 a_trsize;	/* length of relocation info for text, in bytes */
-  __u32 a_drsize;	/* length of relocation info for data, in bytes */
-};
-
-/*
- * This is always the same
- */
-#define N_TXTADDR(a)	(0x00008000)
-
-#define N_TRSIZE(a)	((a).a_trsize)
-#define N_DRSIZE(a)	((a).a_drsize)
-#define N_SYMSIZE(a)	((a).a_syms)
-
-#define M_ARM 103
-
-#ifndef LIBRARY_START_TEXT
-#define LIBRARY_START_TEXT	(0x00c00000)
-#endif
-
-#endif /* __A_OUT_GNU_H__ */

+ 53 - 50
arch/arm/kernel/entry-armv.S

@@ -742,6 +742,18 @@ ENDPROC(__switch_to)
 #endif
 	.endm
 
+	.macro	kuser_pad, sym, size
+	.if	(. - \sym) & 3
+	.rept	4 - (. - \sym) & 3
+	.byte	0
+	.endr
+	.endif
+	.rept	(\size - (. - \sym)) / 4
+	.word	0xe7fddef1
+	.endr
+	.endm
+
+#ifdef CONFIG_KUSER_HELPERS
 	.align	5
 	.globl	__kuser_helper_start
 __kuser_helper_start:
@@ -832,18 +844,13 @@ kuser_cmpxchg64_fixup:
 #error "incoherent kernel configuration"
 #endif
 
-	/* pad to next slot */
-	.rept	(16 - (. - __kuser_cmpxchg64)/4)
-	.word	0
-	.endr
-
-	.align	5
+	kuser_pad __kuser_cmpxchg64, 64
 
 __kuser_memory_barrier:				@ 0xffff0fa0
 	smp_dmb	arm
 	usr_ret	lr
 
-	.align	5
+	kuser_pad __kuser_memory_barrier, 32
 
 __kuser_cmpxchg:				@ 0xffff0fc0
 
@@ -916,13 +923,14 @@ kuser_cmpxchg32_fixup:
 
 #endif
 
-	.align	5
+	kuser_pad __kuser_cmpxchg, 32
 
 __kuser_get_tls:				@ 0xffff0fe0
 	ldr	r0, [pc, #(16 - 8)]	@ read TLS, set in kuser_get_tls_init
 	usr_ret	lr
 	mrc	p15, 0, r0, c13, c0, 3	@ 0xffff0fe8 hardware TLS code
-	.rep	4
+	kuser_pad __kuser_get_tls, 16
+	.rep	3
 	.word	0			@ 0xffff0ff0 software TLS value, then
 	.endr				@ pad up to __kuser_helper_version
 
@@ -932,14 +940,16 @@ __kuser_helper_version:				@ 0xffff0ffc
 	.globl	__kuser_helper_end
 __kuser_helper_end:
 
+#endif
+
  THUMB(	.thumb	)
 
 /*
  * Vector stubs.
  *
- * This code is copied to 0xffff0200 so we can use branches in the
- * vectors, rather than ldr's.  Note that this code must not
- * exceed 0x300 bytes.
+ * This code is copied to 0xffff1000 so we can use branches in the
+ * vectors, rather than ldr's.  Note that this code must not exceed
+ * a page size.
  *
  * Common stub entry macro:
  *   Enter in IRQ mode, spsr = SVC/USR CPSR, lr = SVC/USR PC
@@ -986,8 +996,17 @@ ENDPROC(vector_\name)
 1:
 	.endm
 
-	.globl	__stubs_start
+	.section .stubs, "ax", %progbits
 __stubs_start:
+	@ This must be the first word
+	.word	vector_swi
+
+vector_rst:
+ ARM(	swi	SYS_ERROR0	)
+ THUMB(	svc	#0		)
+ THUMB(	nop			)
+	b	vector_und
+
 /*
  * Interrupt dispatcher
  */
@@ -1081,6 +1100,16 @@ __stubs_start:
 
 	.align	5
 
+/*=============================================================================
+ * Address exception handler
+ *-----------------------------------------------------------------------------
+ * These aren't too critical.
+ * (they're not supposed to happen, and won't happen in 32-bit data mode).
+ */
+
+vector_addrexcptn:
+	b	vector_addrexcptn
+
 /*=============================================================================
  * Undefined FIQs
  *-----------------------------------------------------------------------------
@@ -1094,45 +1123,19 @@ __stubs_start:
 vector_fiq:
 	subs	pc, lr, #4
 
-/*=============================================================================
- * Address exception handler
- *-----------------------------------------------------------------------------
- * These aren't too critical.
- * (they're not supposed to happen, and won't happen in 32-bit data mode).
- */
-
-vector_addrexcptn:
-	b	vector_addrexcptn
-
-/*
- * We group all the following data together to optimise
- * for CPUs with separate I & D caches.
- */
-	.align	5
-
-.LCvswi:
-	.word	vector_swi
-
-	.globl	__stubs_end
-__stubs_end:
-
-	.equ	stubs_offset, __vectors_start + 0x200 - __stubs_start
+	.globl	vector_fiq_offset
+	.equ	vector_fiq_offset, vector_fiq
 
-	.globl	__vectors_start
+	.section .vectors, "ax", %progbits
 __vectors_start:
- ARM(	swi	SYS_ERROR0	)
- THUMB(	svc	#0		)
- THUMB(	nop			)
-	W(b)	vector_und + stubs_offset
-	W(ldr)	pc, .LCvswi + stubs_offset
-	W(b)	vector_pabt + stubs_offset
-	W(b)	vector_dabt + stubs_offset
-	W(b)	vector_addrexcptn + stubs_offset
-	W(b)	vector_irq + stubs_offset
-	W(b)	vector_fiq + stubs_offset
-
-	.globl	__vectors_end
-__vectors_end:
+	W(b)	vector_rst
+	W(b)	vector_und
+	W(ldr)	pc, __vectors_start + 0x1000
+	W(b)	vector_pabt
+	W(b)	vector_dabt
+	W(b)	vector_addrexcptn
+	W(b)	vector_irq
+	W(b)	vector_fiq
 
 	.data
 

+ 1 - 1
arch/arm/kernel/entry-v7m.S

@@ -49,7 +49,7 @@ __irq_entry:
 	mov	r1, sp
 	stmdb	sp!, {lr}
 	@ routine called with r0 = irq number, r1 = struct pt_regs *
-	bl	nvic_do_IRQ
+	bl	nvic_handle_irq
 
 	pop	{lr}
 	@

+ 14 - 5
arch/arm/kernel/fiq.c

@@ -47,6 +47,11 @@
 #include <asm/irq.h>
 #include <asm/traps.h>
 
+#define FIQ_OFFSET ({					\
+		extern void *vector_fiq_offset;		\
+		(unsigned)&vector_fiq_offset;		\
+	})
+
 static unsigned long no_fiq_insn;
 
 /* Default reacquire function
@@ -80,13 +85,16 @@ int show_fiq_list(struct seq_file *p, int prec)
 void set_fiq_handler(void *start, unsigned int length)
 {
 #if defined(CONFIG_CPU_USE_DOMAINS)
-	memcpy((void *)0xffff001c, start, length);
+	void *base = (void *)0xffff0000;
 #else
-	memcpy(vectors_page + 0x1c, start, length);
+	void *base = vectors_page;
 #endif
-	flush_icache_range(0xffff001c, 0xffff001c + length);
+	unsigned offset = FIQ_OFFSET;
+
+	memcpy(base + offset, start, length);
+	flush_icache_range(0xffff0000 + offset, 0xffff0000 + offset + length);
 	if (!vectors_high())
-		flush_icache_range(0x1c, 0x1c + length);
+		flush_icache_range(offset, offset + length);
 }
 
 int claim_fiq(struct fiq_handler *f)
@@ -144,6 +152,7 @@ EXPORT_SYMBOL(disable_fiq);
 
 void __init init_FIQ(int start)
 {
-	no_fiq_insn = *(unsigned long *)0xffff001c;
+	unsigned offset = FIQ_OFFSET;
+	no_fiq_insn = *(unsigned long *)(0xffff0000 + offset);
 	fiq_start = start;
 }

+ 1 - 0
arch/arm/kernel/head-nommu.S

@@ -87,6 +87,7 @@ ENTRY(stext)
 ENDPROC(stext)
 
 #ifdef CONFIG_SMP
+	.text
 ENTRY(secondary_startup)
 	/*
 	 * Common entry point for secondary CPUs.

+ 1 - 0
arch/arm/kernel/head.S

@@ -343,6 +343,7 @@ __turn_mmu_on_loc:
 	.long	__turn_mmu_on_end
 
 #if defined(CONFIG_SMP)
+	.text
 ENTRY(secondary_startup)
 	/*
 	 * Common entry point for secondary CPUs.

+ 2 - 2
arch/arm/kernel/hyp-stub.S

@@ -56,8 +56,8 @@ ENTRY(__boot_cpu_mode)
 	ldr	\reg3, [\reg2]
 	ldr	\reg1, [\reg2, \reg3]
 	cmp	\mode, \reg1		@ matches primary CPU boot mode?
-	orrne	r7, r7, #BOOT_CPU_MODE_MISMATCH
-	strne	r7, [r5, r6]		@ record what happened and give up
+	orrne	\reg1, \reg1, #BOOT_CPU_MODE_MISMATCH
+	strne	\reg1, [\reg2, \reg3]	@ record what happened and give up
 	.endm
 
 #else	/* ZIMAGE */

+ 46 - 3
arch/arm/kernel/process.c

@@ -197,6 +197,7 @@ void machine_shutdown(void)
  */
 void machine_halt(void)
 {
+	local_irq_disable();
 	smp_send_stop();
 
 	local_irq_disable();
@@ -211,6 +212,7 @@ void machine_halt(void)
  */
 void machine_power_off(void)
 {
+	local_irq_disable();
 	smp_send_stop();
 
 	if (pm_power_off)
@@ -230,6 +232,7 @@ void machine_power_off(void)
  */
 void machine_restart(char *cmd)
 {
+	local_irq_disable();
 	smp_send_stop();
 
 	arm_pm_restart(reboot_mode, cmd);
@@ -426,10 +429,11 @@ unsigned long arch_randomize_brk(struct mm_struct *mm)
 }
 
 #ifdef CONFIG_MMU
+#ifdef CONFIG_KUSER_HELPERS
 /*
  * The vectors page is always readable from user space for the
- * atomic helpers and the signal restart code. Insert it into the
- * gate_vma so that it is visible through ptrace and /proc/<pid>/mem.
+ * atomic helpers. Insert it into the gate_vma so that it is visible
+ * through ptrace and /proc/<pid>/mem.
  */
 static struct vm_area_struct gate_vma = {
 	.vm_start	= 0xffff0000,
@@ -458,9 +462,48 @@ int in_gate_area_no_mm(unsigned long addr)
 {
 	return in_gate_area(NULL, addr);
 }
+#define is_gate_vma(vma)	((vma) = &gate_vma)
+#else
+#define is_gate_vma(vma)	0
+#endif
 
 const char *arch_vma_name(struct vm_area_struct *vma)
 {
-	return (vma == &gate_vma) ? "[vectors]" : NULL;
+	return is_gate_vma(vma) ? "[vectors]" :
+		(vma->vm_mm && vma->vm_start == vma->vm_mm->context.sigpage) ?
+		 "[sigpage]" : NULL;
+}
+
+static struct page *signal_page;
+extern struct page *get_signal_page(void);
+
+int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp)
+{
+	struct mm_struct *mm = current->mm;
+	unsigned long addr;
+	int ret;
+
+	if (!signal_page)
+		signal_page = get_signal_page();
+	if (!signal_page)
+		return -ENOMEM;
+
+	down_write(&mm->mmap_sem);
+	addr = get_unmapped_area(NULL, 0, PAGE_SIZE, 0, 0);
+	if (IS_ERR_VALUE(addr)) {
+		ret = addr;
+		goto up_fail;
+	}
+
+	ret = install_special_mapping(mm, addr, PAGE_SIZE,
+		VM_READ | VM_EXEC | VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC,
+		&signal_page);
+
+	if (ret == 0)
+		mm->context.sigpage = addr;
+
+ up_fail:
+	up_write(&mm->mmap_sem);
+	return ret;
 }
 #endif

+ 3 - 0
arch/arm/kernel/setup.c

@@ -836,6 +836,8 @@ static int __init meminfo_cmp(const void *_a, const void *_b)
 void __init hyp_mode_check(void)
 {
 #ifdef CONFIG_ARM_VIRT_EXT
+	sync_boot_mode();
+
 	if (is_hyp_mode_available()) {
 		pr_info("CPU: All CPU(s) started in HYP mode.\n");
 		pr_info("CPU: Virtualization extensions available.\n");
@@ -971,6 +973,7 @@ static const char *hwcap_str[] = {
 	"vfpv4",
 	"idiva",
 	"idivt",
+	"vfpd32",
 	"lpae",
 	NULL
 };

+ 47 - 9
arch/arm/kernel/signal.c

@@ -8,6 +8,7 @@
  * published by the Free Software Foundation.
  */
 #include <linux/errno.h>
+#include <linux/random.h>
 #include <linux/signal.h>
 #include <linux/personality.h>
 #include <linux/uaccess.h>
@@ -15,12 +16,11 @@
 
 #include <asm/elf.h>
 #include <asm/cacheflush.h>
+#include <asm/traps.h>
 #include <asm/ucontext.h>
 #include <asm/unistd.h>
 #include <asm/vfp.h>
 
-#include "signal.h"
-
 /*
  * For ARM syscalls, we encode the syscall number into the instruction.
  */
@@ -40,11 +40,13 @@
 #define SWI_THUMB_SIGRETURN	(0xdf00 << 16 | 0x2700 | (__NR_sigreturn - __NR_SYSCALL_BASE))
 #define SWI_THUMB_RT_SIGRETURN	(0xdf00 << 16 | 0x2700 | (__NR_rt_sigreturn - __NR_SYSCALL_BASE))
 
-const unsigned long sigreturn_codes[7] = {
+static const unsigned long sigreturn_codes[7] = {
 	MOV_R7_NR_SIGRETURN,    SWI_SYS_SIGRETURN,    SWI_THUMB_SIGRETURN,
 	MOV_R7_NR_RT_SIGRETURN, SWI_SYS_RT_SIGRETURN, SWI_THUMB_RT_SIGRETURN,
 };
 
+static unsigned long signal_return_offset;
+
 #ifdef CONFIG_CRUNCH
 static int preserve_crunch_context(struct crunch_sigframe __user *frame)
 {
@@ -400,14 +402,20 @@ setup_return(struct pt_regs *regs, struct ksignal *ksig,
 		    __put_user(sigreturn_codes[idx+1], rc+1))
 			return 1;
 
-		if ((cpsr & MODE32_BIT) && !IS_ENABLED(CONFIG_ARM_MPU)) {
+#ifdef CONFIG_MMU
+		if (cpsr & MODE32_BIT) {
+			struct mm_struct *mm = current->mm;
+
 			/*
-			 * 32-bit code can use the new high-page
-			 * signal return code support except when the MPU has
-			 * protected the vectors page from PL0
+			 * 32-bit code can use the signal return page
+			 * except when the MPU has protected the vectors
+			 * page from PL0
 			 */
-			retcode = KERN_SIGRETURN_CODE + (idx << 2) + thumb;
-		} else {
+			retcode = mm->context.sigpage + signal_return_offset +
+				  (idx << 2) + thumb;
+		} else
+#endif
+		{
 			/*
 			 * Ensure that the instruction cache sees
 			 * the return code written onto the stack.
@@ -608,3 +616,33 @@ do_work_pending(struct pt_regs *regs, unsigned int thread_flags, int syscall)
 	} while (thread_flags & _TIF_WORK_MASK);
 	return 0;
 }
+
+struct page *get_signal_page(void)
+{
+	unsigned long ptr;
+	unsigned offset;
+	struct page *page;
+	void *addr;
+
+	page = alloc_pages(GFP_KERNEL, 0);
+
+	if (!page)
+		return NULL;
+
+	addr = page_address(page);
+
+	/* Give the signal return code some randomness */
+	offset = 0x200 + (get_random_int() & 0x7fc);
+	signal_return_offset = offset;
+
+	/*
+	 * Copy signal return handlers into the vector page, and
+	 * set sigreturn to be a pointer to these.
+	 */
+	memcpy(addr + offset, sigreturn_codes, sizeof(sigreturn_codes));
+
+	ptr = (unsigned long)addr + offset;
+	flush_icache_range(ptr, ptr + sizeof(sigreturn_codes));
+
+	return page;
+}

+ 0 - 12
arch/arm/kernel/signal.h

@@ -1,12 +0,0 @@
-/*
- *  linux/arch/arm/kernel/signal.h
- *
- *  Copyright (C) 2005-2009 Russell King.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-#define KERN_SIGRETURN_CODE	(CONFIG_VECTORS_BASE + 0x00000500)
-
-extern const unsigned long sigreturn_codes[7];

+ 0 - 17
arch/arm/kernel/smp_tlb.c

@@ -70,23 +70,6 @@ static inline void ipi_flush_bp_all(void *ignored)
 	local_flush_bp_all();
 }
 
-#ifdef CONFIG_ARM_ERRATA_798181
-static int erratum_a15_798181(void)
-{
-	unsigned int midr = read_cpuid_id();
-
-	/* Cortex-A15 r0p0..r3p2 affected */
-	if ((midr & 0xff0ffff0) != 0x410fc0f0 || midr > 0x413fc0f2)
-		return 0;
-	return 1;
-}
-#else
-static int erratum_a15_798181(void)
-{
-	return 0;
-}
-#endif
-
 static void ipi_flush_tlb_a15_erratum(void *arg)
 {
 	dmb();

+ 26 - 20
arch/arm/kernel/traps.c

@@ -35,8 +35,6 @@
 #include <asm/tls.h>
 #include <asm/system_misc.h>
 
-#include "signal.h"
-
 static const char *handler[]= { "prefetch abort", "data abort", "address exception", "interrupt" };
 
 void *vectors_page;
@@ -800,15 +798,26 @@ void __init trap_init(void)
 	return;
 }
 
-static void __init kuser_get_tls_init(unsigned long vectors)
+#ifdef CONFIG_KUSER_HELPERS
+static void __init kuser_init(void *vectors)
 {
+	extern char __kuser_helper_start[], __kuser_helper_end[];
+	int kuser_sz = __kuser_helper_end - __kuser_helper_start;
+
+	memcpy(vectors + 0x1000 - kuser_sz, __kuser_helper_start, kuser_sz);
+
 	/*
 	 * vectors + 0xfe0 = __kuser_get_tls
 	 * vectors + 0xfe8 = hardware TLS instruction at 0xffff0fe8
 	 */
 	if (tls_emu || has_tls_reg)
-		memcpy((void *)vectors + 0xfe0, (void *)vectors + 0xfe8, 4);
+		memcpy(vectors + 0xfe0, vectors + 0xfe8, 4);
 }
+#else
+static void __init kuser_init(void *vectors)
+{
+}
+#endif
 
 void __init early_trap_init(void *vectors_base)
 {
@@ -816,33 +825,30 @@ void __init early_trap_init(void *vectors_base)
 	unsigned long vectors = (unsigned long)vectors_base;
 	extern char __stubs_start[], __stubs_end[];
 	extern char __vectors_start[], __vectors_end[];
-	extern char __kuser_helper_start[], __kuser_helper_end[];
-	int kuser_sz = __kuser_helper_end - __kuser_helper_start;
+	unsigned i;
 
 	vectors_page = vectors_base;
 
+	/*
+	 * Poison the vectors page with an undefined instruction.  This
+	 * instruction is chosen to be undefined for both ARM and Thumb
+	 * ISAs.  The Thumb version is an undefined instruction with a
+	 * branch back to the undefined instruction.
+	 */
+	for (i = 0; i < PAGE_SIZE / sizeof(u32); i++)
+		((u32 *)vectors_base)[i] = 0xe7fddef1;
+
 	/*
 	 * Copy the vectors, stubs and kuser helpers (in entry-armv.S)
 	 * into the vector page, mapped at 0xffff0000, and ensure these
 	 * are visible to the instruction stream.
 	 */
 	memcpy((void *)vectors, __vectors_start, __vectors_end - __vectors_start);
-	memcpy((void *)vectors + 0x200, __stubs_start, __stubs_end - __stubs_start);
-	memcpy((void *)vectors + 0x1000 - kuser_sz, __kuser_helper_start, kuser_sz);
+	memcpy((void *)vectors + 0x1000, __stubs_start, __stubs_end - __stubs_start);
 
-	/*
-	 * Do processor specific fixups for the kuser helpers
-	 */
-	kuser_get_tls_init(vectors);
-
-	/*
-	 * Copy signal return handlers into the vector page, and
-	 * set sigreturn to be a pointer to these.
-	 */
-	memcpy((void *)(vectors + KERN_SIGRETURN_CODE - CONFIG_VECTORS_BASE),
-	       sigreturn_codes, sizeof(sigreturn_codes));
+	kuser_init(vectors_base);
 
-	flush_icache_range(vectors, vectors + PAGE_SIZE);
+	flush_icache_range(vectors, vectors + PAGE_SIZE * 2);
 	modify_domain(DOMAIN_USER, DOMAIN_CLIENT);
 #else /* ifndef CONFIG_CPU_V7M */
 	/*

+ 17 - 0
arch/arm/kernel/vmlinux.lds.S

@@ -148,6 +148,23 @@ SECTIONS
 	. = ALIGN(PAGE_SIZE);
 	__init_begin = .;
 #endif
+	/*
+	 * The vectors and stubs are relocatable code, and the
+	 * only thing that matters is their relative offsets
+	 */
+	__vectors_start = .;
+	.vectors 0 : AT(__vectors_start) {
+		*(.vectors)
+	}
+	. = __vectors_start + SIZEOF(.vectors);
+	__vectors_end = .;
+
+	__stubs_start = .;
+	.stubs 0x1000 : AT(__stubs_start) {
+		*(.stubs)
+	}
+	. = __stubs_start + SIZEOF(.stubs);
+	__stubs_end = .;
 
 	INIT_TEXT_SECTION(8)
 	.exit.text : {

+ 1 - 1
arch/arm/mach-davinci/board-dm365-evm.c

@@ -505,7 +505,7 @@ static struct vpbe_output dm365evm_vpbe_outputs[] = {
 /*
  * Amplifiers on the board
  */
-struct ths7303_platform_data ths7303_pdata = {
+static struct ths7303_platform_data ths7303_pdata = {
 	.ch_1 = 3,
 	.ch_2 = 3,
 	.ch_3 = 3,

+ 1 - 1
arch/arm/mach-davinci/dm355.c

@@ -860,7 +860,7 @@ static struct platform_device dm355_vpbe_display = {
 	},
 };
 
-struct venc_platform_data dm355_venc_pdata = {
+static struct venc_platform_data dm355_venc_pdata = {
 	.setup_pinmux	= dm355_vpbe_setup_pinmux,
 	.setup_clock	= dm355_venc_setup_clock,
 };

+ 1 - 1
arch/arm/mach-davinci/dm365.c

@@ -1349,7 +1349,7 @@ static struct platform_device dm365_vpbe_display = {
 	},
 };
 
-struct venc_platform_data dm365_venc_pdata = {
+static struct venc_platform_data dm365_venc_pdata = {
 	.setup_pinmux	= dm365_vpbe_setup_pinmux,
 	.setup_clock	= dm365_venc_setup_clock,
 };

+ 1 - 0
arch/arm/mach-exynos/Kconfig

@@ -92,6 +92,7 @@ config SOC_EXYNOS5440
 	bool "SAMSUNG EXYNOS5440"
 	default y
 	depends on ARCH_EXYNOS5
+	select ARCH_DMA_ADDR_T_64BIT if ARM_LPAE
 	select ARCH_HAS_OPP
 	select HAVE_ARM_ARCH_TIMER
 	select AUTO_ZRELADDR

+ 1 - 1
arch/arm/mach-exynos/Makefile

@@ -14,7 +14,7 @@ obj-				:=
 
 obj-$(CONFIG_ARCH_EXYNOS)	+= common.o
 
-obj-$(CONFIG_PM)		+= pm.o
+obj-$(CONFIG_S5P_PM)		+= pm.o
 obj-$(CONFIG_PM_GENERIC_DOMAINS) += pm_domains.o
 obj-$(CONFIG_CPU_IDLE)		+= cpuidle.o
 

+ 0 - 26
arch/arm/mach-exynos/common.c

@@ -58,7 +58,6 @@ static const char name_exynos5440[] = "EXYNOS5440";
 
 static void exynos4_map_io(void);
 static void exynos5_map_io(void);
-static void exynos5440_map_io(void);
 static int exynos_init(void);
 
 static struct cpu_table cpu_ids[] __initdata = {
@@ -95,7 +94,6 @@ static struct cpu_table cpu_ids[] __initdata = {
 	}, {
 		.idcode		= EXYNOS5440_SOC_ID,
 		.idmask		= EXYNOS5_SOC_MASK,
-		.map_io		= exynos5440_map_io,
 		.init		= exynos_init,
 		.name		= name_exynos5440,
 	},
@@ -149,11 +147,6 @@ static struct map_desc exynos4_iodesc[] __initdata = {
 		.pfn		= __phys_to_pfn(EXYNOS4_PA_GIC_DIST),
 		.length		= SZ_64K,
 		.type		= MT_DEVICE,
-	}, {
-		.virtual	= (unsigned long)S3C_VA_UART,
-		.pfn		= __phys_to_pfn(EXYNOS4_PA_UART),
-		.length		= SZ_512K,
-		.type		= MT_DEVICE,
 	}, {
 		.virtual	= (unsigned long)S5P_VA_CMU,
 		.pfn		= __phys_to_pfn(EXYNOS4_PA_CMU),
@@ -268,20 +261,6 @@ static struct map_desc exynos5_iodesc[] __initdata = {
 		.pfn		= __phys_to_pfn(EXYNOS5_PA_PMU),
 		.length		= SZ_64K,
 		.type		= MT_DEVICE,
-	}, {
-		.virtual	= (unsigned long)S3C_VA_UART,
-		.pfn		= __phys_to_pfn(EXYNOS5_PA_UART),
-		.length		= SZ_512K,
-		.type		= MT_DEVICE,
-	},
-};
-
-static struct map_desc exynos5440_iodesc0[] __initdata = {
-	{
-		.virtual	= (unsigned long)S3C_VA_UART,
-		.pfn		= __phys_to_pfn(EXYNOS5440_PA_UART0),
-		.length		= SZ_512K,
-		.type		= MT_DEVICE,
 	},
 };
 
@@ -388,11 +367,6 @@ static void __init exynos5_map_io(void)
 		iotable_init(exynos5250_iodesc, ARRAY_SIZE(exynos5250_iodesc));
 }
 
-static void __init exynos5440_map_io(void)
-{
-	iotable_init(exynos5440_iodesc0, ARRAY_SIZE(exynos5440_iodesc0));
-}
-
 void __init exynos_init_time(void)
 {
 	of_clk_init(NULL);

+ 0 - 1
arch/arm/mach-exynos/common.h

@@ -97,6 +97,5 @@ struct exynos_pmu_conf {
 };
 
 extern void exynos_sys_powerdown_conf(enum sys_powerdown mode);
-extern void s3c_cpu_resume(void);
 
 #endif /* __ARCH_ARM_MACH_EXYNOS_COMMON_H */

+ 1 - 0
arch/arm/mach-exynos/cpuidle.c

@@ -25,6 +25,7 @@
 #include <mach/regs-pmu.h>
 
 #include <plat/cpu.h>
+#include <plat/pm.h>
 
 #include "common.h"
 

+ 5 - 0
arch/arm/mach-exynos/include/mach/memory.h

@@ -15,8 +15,13 @@
 
 #define PLAT_PHYS_OFFSET		UL(0x40000000)
 
+#ifndef CONFIG_ARM_LPAE
 /* Maximum of 256MiB in one bank */
 #define MAX_PHYSMEM_BITS	32
 #define SECTION_SIZE_BITS	28
+#else
+#define MAX_PHYSMEM_BITS	36
+#define SECTION_SIZE_BITS	31
+#endif
 
 #endif /* __ASM_ARCH_MEMORY_H */

+ 6 - 0
arch/arm/mach-exynos/pm.c

@@ -217,6 +217,9 @@ static __init int exynos_pm_drvinit(void)
 	struct clk *pll_base;
 	unsigned int tmp;
 
+	if (soc_is_exynos5440())
+		return 0;
+
 	s3c_pm_init();
 
 	/* All wakeup disable */
@@ -340,6 +343,9 @@ static struct syscore_ops exynos_pm_syscore_ops = {
 
 static __init int exynos_pm_syscore_init(void)
 {
+	if (soc_is_exynos5440())
+		return 0;
+
 	register_syscore_ops(&exynos_pm_syscore_ops);
 	return 0;
 }

+ 0 - 2
arch/arm/mach-footbridge/dc21285.c

@@ -276,8 +276,6 @@ int __init dc21285_setup(int nr, struct pci_sys_data *sys)
 
 	sys->mem_offset  = DC21285_PCI_MEM;
 
-	pci_ioremap_io(0, DC21285_PCI_IO);
-
 	pci_add_resource_offset(&sys->resources, &res[0], sys->mem_offset);
 	pci_add_resource_offset(&sys->resources, &res[1], sys->mem_offset);
 

+ 4 - 3
arch/arm/mach-highbank/highbank.c

@@ -115,6 +115,7 @@ static int highbank_platform_notifier(struct notifier_block *nb,
 {
 	struct resource *res;
 	int reg = -1;
+	u32 val;
 	struct device *dev = __dev;
 
 	if (event != BUS_NOTIFY_ADD_DEVICE)
@@ -141,10 +142,10 @@ static int highbank_platform_notifier(struct notifier_block *nb,
 		return NOTIFY_DONE;
 
 	if (of_property_read_bool(dev->of_node, "dma-coherent")) {
-		writel(0xff31, sregs_base + reg);
+		val = readl(sregs_base + reg);
+		writel(val | 0xff01, sregs_base + reg);
 		set_dma_ops(dev, &arm_coherent_dma_ops);
-	} else
-		writel(0, sregs_base + reg);
+	}
 
 	return NOTIFY_OK;
 }

+ 3 - 2
arch/arm/mach-imx/clk-imx6q.c

@@ -199,7 +199,8 @@ static const char *pcie_axi_sels[]	= { "axi", "ahb", };
 static const char *ssi_sels[]		= { "pll3_pfd2_508m", "pll3_pfd3_454m", "pll4_post_div", };
 static const char *usdhc_sels[]	= { "pll2_pfd2_396m", "pll2_pfd0_352m", };
 static const char *enfc_sels[]	= { "pll2_pfd0_352m", "pll2_bus", "pll3_usb_otg", "pll2_pfd2_396m", };
-static const char *emi_sels[]		= { "axi", "pll3_usb_otg", "pll2_pfd2_396m", "pll2_pfd0_352m", };
+static const char *emi_sels[]		= { "pll2_pfd2_396m", "pll3_usb_otg", "axi", "pll2_pfd0_352m", };
+static const char *emi_slow_sels[]      = { "axi", "pll3_usb_otg", "pll2_pfd2_396m", "pll2_pfd0_352m", };
 static const char *vdo_axi_sels[]	= { "axi", "ahb", };
 static const char *vpu_axi_sels[]	= { "axi", "pll2_pfd2_396m", "pll2_pfd0_352m", };
 static const char *cko1_sels[]	= { "pll3_usb_otg", "pll2_bus", "pll1_sys", "pll5_video_div",
@@ -392,7 +393,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node)
 	clk[usdhc4_sel]       = imx_clk_mux("usdhc4_sel",       base + 0x1c, 19, 1, usdhc_sels,        ARRAY_SIZE(usdhc_sels));
 	clk[enfc_sel]         = imx_clk_mux("enfc_sel",         base + 0x2c, 16, 2, enfc_sels,         ARRAY_SIZE(enfc_sels));
 	clk[emi_sel]          = imx_clk_mux("emi_sel",          base + 0x1c, 27, 2, emi_sels,          ARRAY_SIZE(emi_sels));
-	clk[emi_slow_sel]     = imx_clk_mux("emi_slow_sel",     base + 0x1c, 29, 2, emi_sels,          ARRAY_SIZE(emi_sels));
+	clk[emi_slow_sel]     = imx_clk_mux("emi_slow_sel",     base + 0x1c, 29, 2, emi_slow_sels,     ARRAY_SIZE(emi_slow_sels));
 	clk[vdo_axi_sel]      = imx_clk_mux("vdo_axi_sel",      base + 0x18, 11, 1, vdo_axi_sels,      ARRAY_SIZE(vdo_axi_sels));
 	clk[vpu_axi_sel]      = imx_clk_mux("vpu_axi_sel",      base + 0x18, 14, 2, vpu_axi_sels,      ARRAY_SIZE(vpu_axi_sels));
 	clk[cko1_sel]         = imx_clk_mux("cko1_sel",         base + 0x60, 0,  4, cko1_sels,         ARRAY_SIZE(cko1_sels));

+ 2 - 0
arch/arm/mach-imx/clk-vf610.c

@@ -183,6 +183,8 @@ static void __init vf610_clocks_init(struct device_node *ccm_node)
 	clk[VF610_CLK_ENET_TS_SEL] = imx_clk_mux("enet_ts_sel", CCM_CSCMR2, 0, 3, enet_ts_sels, 7);
 	clk[VF610_CLK_ENET] = imx_clk_gate("enet", "enet_sel", CCM_CSCDR1, 24);
 	clk[VF610_CLK_ENET_TS] = imx_clk_gate("enet_ts", "enet_ts_sel", CCM_CSCDR1, 23);
+	clk[VF610_CLK_ENET0] = imx_clk_gate2("enet0", "ipg_bus", CCM_CCGR9, CCM_CCGRx_CGn(0));
+	clk[VF610_CLK_ENET1] = imx_clk_gate2("enet1", "ipg_bus", CCM_CCGR9, CCM_CCGRx_CGn(1));
 
 	clk[VF610_CLK_PIT] = imx_clk_gate2("pit", "ipg_bus", CCM_CCGR1, CCM_CCGRx_CGn(7));
 

+ 1 - 1
arch/arm/mach-imx/mx27.h

@@ -135,7 +135,7 @@
 #define MX27_INT_GPT4		(NR_IRQS_LEGACY + 4)
 #define MX27_INT_RTIC		(NR_IRQS_LEGACY + 5)
 #define MX27_INT_CSPI3		(NR_IRQS_LEGACY + 6)
-#define MX27_INT_SDHC		(NR_IRQS_LEGACY + 7)
+#define MX27_INT_MSHC		(NR_IRQS_LEGACY + 7)
 #define MX27_INT_GPIO		(NR_IRQS_LEGACY + 8)
 #define MX27_INT_SDHC3		(NR_IRQS_LEGACY + 9)
 #define MX27_INT_SDHC2		(NR_IRQS_LEGACY + 10)

+ 1 - 1
arch/arm/mach-keystone/keystone.c

@@ -49,7 +49,7 @@ static const char *keystone_match[] __initconst = {
 	NULL,
 };
 
-void keystone_restart(char mode, const char *cmd)
+void keystone_restart(enum reboot_mode mode, const char *cmd)
 {
 	u32 val;
 

+ 1 - 2
arch/arm/mach-msm/Kconfig

@@ -121,8 +121,7 @@ config MSM_SMD
 	bool
 
 config MSM_GPIOMUX
-	depends on !(ARCH_MSM8X60 || ARCH_MSM8960)
-	bool "MSM V1 TLMM GPIOMUX architecture"
+	bool
 	help
 	  Support for MSM V1 TLMM GPIOMUX architecture.
 

+ 0 - 33
arch/arm/mach-msm/gpiomux-v1.c

@@ -1,33 +0,0 @@
-/* Copyright (c) 2010, Code Aurora Forum. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 and
- * only version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- * 02110-1301, USA.
- */
-#include <linux/kernel.h>
-#include "gpiomux.h"
-#include "proc_comm.h"
-
-void __msm_gpiomux_write(unsigned gpio, gpiomux_config_t val)
-{
-	unsigned tlmm_config  = (val & ~GPIOMUX_CTL_MASK) |
-				((gpio & 0x3ff) << 4);
-	unsigned tlmm_disable = 0;
-	int rc;
-
-	rc = msm_proc_comm(PCOM_RPC_GPIO_TLMM_CONFIG_EX,
-			   &tlmm_config, &tlmm_disable);
-	if (rc)
-		pr_err("%s: unexpected proc_comm failure %d: %08x %08x\n",
-		       __func__, rc, tlmm_config, tlmm_disable);
-}

+ 0 - 10
arch/arm/mach-msm/gpiomux.h

@@ -73,16 +73,6 @@ extern struct msm_gpiomux_config msm_gpiomux_configs[GPIOMUX_NGPIOS];
 int msm_gpiomux_write(unsigned gpio,
 		      gpiomux_config_t active,
 		      gpiomux_config_t suspended);
-
-/* Architecture-internal function for use by the framework only.
- * This function can assume the following:
- * - the gpio value has passed a bounds-check
- * - the gpiomux spinlock has been obtained
- *
- * This function is not for public consumption.  External users
- * should use msm_gpiomux_write.
- */
-void __msm_gpiomux_write(unsigned gpio, gpiomux_config_t val);
 #else
 static inline int msm_gpiomux_write(unsigned gpio,
 				    gpiomux_config_t active,

+ 1 - 1
arch/arm/mach-omap2/Kconfig

@@ -62,7 +62,7 @@ config SOC_OMAP5
 	select HAVE_SMP
 	select COMMON_CLK
 	select HAVE_ARM_ARCH_TIMER
-	select ARM_ERRATA_798181
+	select ARM_ERRATA_798181 if SMP
 
 config SOC_AM33XX
 	bool "AM33XX support"

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