Merge commit 'v2.6.28-rc7'; branch 'x86/dumpstack' into tracing/ftrace

Merge x86/dumpstack into tracing/ftrace because upcoming ftrace changes depend on cleanups already in x86/dumpstack. Also merge to latest upstream -rc.
mariux64 · Dec 3, 2008 · dfdc543 · dfdc543
3 parents f0461d0 + 061e41f + 878719e
commit dfdc543
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diff --git a/Documentation/DMA-API.txt b/Documentation/DMA-API.txt
@@ -316,12 +316,10 @@ reduce current DMA mapping usage or delay and try again later).
 	pci_map_sg(struct pci_dev *hwdev, struct scatterlist *sg,
 		int nents, int direction)
 
-Maps a scatter gather list from the block layer.
-
 Returns: the number of physical segments mapped (this may be shorter
-than <nents> passed in if the block layer determines that some
-elements of the scatter/gather list are physically adjacent and thus
-may be mapped with a single entry).
+than <nents> passed in if some elements of the scatter/gather list are
+physically or virtually adjacent and an IOMMU maps them with a single
+entry).
 
 Please note that the sg cannot be mapped again if it has been mapped once.
 The mapping process is allowed to destroy information in the sg.

diff --git a/Documentation/cpu-freq/user-guide.txt b/Documentation/cpu-freq/user-guide.txt
@@ -23,6 +23,7 @@ Contents:
 1.3 sparc64
 1.4 ppc
 1.5 SuperH
+1.6 Blackfin
 
 2. "Policy" / "Governor"?
 2.1 Policy
@@ -97,6 +98,17 @@ The following SuperH processors are supported by cpufreq:
 SH-3
 SH-4
 
+1.6 Blackfin
+------------
+
+The following Blackfin processors are supported by cpufreq:
+
+BF522, BF523, BF524, BF525, BF526, BF527, Rev 0.1 or higher
+BF531, BF532, BF533, Rev 0.3 or higher
+BF534, BF536, BF537, Rev 0.2 or higher
+BF561, Rev 0.3 or higher
+BF542, BF544, BF547, BF548, BF549, Rev 0.1 or higher
+
 
 2. "Policy" / "Governor" ?
 ==========================

diff --git a/Documentation/filesystems/ocfs2.txt b/Documentation/filesystems/ocfs2.txt
@@ -28,10 +28,7 @@ Manish Singh  <manish.singh@oracle.com>
 Caveats
 =======
 Features which OCFS2 does not support yet:
-	- extended attributes
 	- quotas
-	- cluster aware flock
-	- cluster aware lockf
 	- Directory change notification (F_NOTIFY)
 	- Distributed Caching (F_SETLEASE/F_GETLEASE/break_lease)
 	- POSIX ACLs

diff --git a/Documentation/filesystems/proc.txt b/Documentation/filesystems/proc.txt
@@ -44,6 +44,7 @@ Table of Contents
   2.14	/proc/<pid>/io - Display the IO accounting fields
   2.15	/proc/<pid>/coredump_filter - Core dump filtering settings
   2.16	/proc/<pid>/mountinfo - Information about mounts
+  2.17	/proc/sys/fs/epoll - Configuration options for the epoll interface
 
 ------------------------------------------------------------------------------
 Preface
@@ -2483,4 +2484,30 @@ For more information on mount propagation see:
 
   Documentation/filesystems/sharedsubtree.txt
 
+2.17	/proc/sys/fs/epoll - Configuration options for the epoll interface
+--------------------------------------------------------
+
+This directory contains configuration options for the epoll(7) interface.
+
+max_user_instances
+------------------
+
+This is the maximum number of epoll file descriptors that a single user can
+have open at a given time. The default value is 128, and should be enough
+for normal users.
+
+max_user_watches
+----------------
+
+Every epoll file descriptor can store a number of files to be monitored
+for event readiness. Each one of these monitored files constitutes a "watch".
+This configuration option sets the maximum number of "watches" that are
+allowed for each user.
+Each "watch" costs roughly 90 bytes on a 32bit kernel, and roughly 160 bytes
+on a 64bit one.
+The current default value for  max_user_watches  is the 1/32 of the available
+low memory, divided for the "watch" cost in bytes.
+
+
 ------------------------------------------------------------------------------
+
diff --git a/Documentation/filesystems/ramfs-rootfs-initramfs.txt b/Documentation/filesystems/ramfs-rootfs-initramfs.txt
@@ -130,12 +130,12 @@ The 2.6 kernel build process always creates a gzipped cpio format initramfs
 archive and links it into the resulting kernel binary.  By default, this
 archive is empty (consuming 134 bytes on x86).
 
-The config option CONFIG_INITRAMFS_SOURCE (for some reason buried under
-devices->block devices in menuconfig, and living in usr/Kconfig) can be used
-to specify a source for the initramfs archive, which will automatically be
-incorporated into the resulting binary.  This option can point to an existing
-gzipped cpio archive, a directory containing files to be archived, or a text
-file specification such as the following example:
+The config option CONFIG_INITRAMFS_SOURCE (in General Setup in menuconfig,
+and living in usr/Kconfig) can be used to specify a source for the
+initramfs archive, which will automatically be incorporated into the
+resulting binary.  This option can point to an existing gzipped cpio
+archive, a directory containing files to be archived, or a text file
+specification such as the following example:
 
   dir /dev 755 0 0
   nod /dev/console 644 0 0 c 5 1

diff --git a/Documentation/input/input-programming.txt b/Documentation/input/input-programming.txt
@@ -20,10 +20,11 @@ pressed or released a BUTTON_IRQ happens. The driver could look like:
 
 static struct input_dev *button_dev;
 
-static void button_interrupt(int irq, void *dummy, struct pt_regs *fp)
+static irqreturn_t button_interrupt(int irq, void *dummy)
 {
 	input_report_key(button_dev, BTN_0, inb(BUTTON_PORT) & 1);
 	input_sync(button_dev);
+	return IRQ_HANDLED;
 }
 
 static int __init button_init(void)

diff --git a/Documentation/sound/alsa/ALSA-Configuration.txt b/Documentation/sound/alsa/ALSA-Configuration.txt
@@ -1072,10 +1072,13 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed.
 	  ref		Reference board
 	  dell-m4-1	Dell desktops
 	  dell-m4-2	Dell desktops
+	  dell-m4-3	Dell desktops
 
 	STAC92HD73*
 	  ref		Reference board
-	  dell-m6	Dell desktops
+	  dell-m6-amic	Dell desktops/laptops with analog mics
+	  dell-m6-dmic	Dell desktops/laptops with digital mics
+	  dell-m6	Dell desktops/laptops with both type of mics
 
 	STAC9872
 	  vaio		Setup for VAIO FE550G/SZ110

diff --git a/Documentation/spi/spi-summary b/Documentation/spi/spi-summary
@@ -215,7 +215,7 @@ So for example arch/.../mach-*/board-*.c files might have code like:
 	/* if your mach-* infrastructure doesn't support kernels that can
 	 * run on multiple boards, pdata wouldn't benefit from "__init".
 	 */
-	static struct mysoc_spi_data __init pdata = { ... };
+	static struct mysoc_spi_data __initdata pdata = { ... };
 
 	static __init board_init(void)
 	{

diff --git a/Makefile b/Makefile
@@ -1,8 +1,8 @@
 VERSION = 2
 PATCHLEVEL = 6
 SUBLEVEL = 28
-EXTRAVERSION = -rc6
-NAME = Killer Bat of Doom
+EXTRAVERSION = -rc7
+NAME = Erotic Pickled Herring
 
 # *DOCUMENTATION*
 # To see a list of typical targets execute "make help"

diff --git a/arch/Kconfig b/arch/Kconfig
@@ -79,8 +79,6 @@ config HAVE_KRETPROBES
 #	task_pt_regs()		in asm/processor.h or asm/ptrace.h
 #	arch_has_single_step()	if there is hardware single-step support
 #	arch_has_block_step()	if there is hardware block-step support
-#	arch_ptrace()		and not #define __ARCH_SYS_PTRACE
-#	compat_arch_ptrace()	and #define __ARCH_WANT_COMPAT_SYS_PTRACE
 #	asm/syscall.h		supplying asm-generic/syscall.h interface
 #	linux/regset.h		user_regset interfaces
 #	CORE_DUMP_USE_REGSET	#define'd in linux/elf.h

diff --git a/arch/alpha/kernel/pci.c b/arch/alpha/kernel/pci.c
@@ -338,7 +338,7 @@ common_swizzle(struct pci_dev *dev, u8 *pinp)
 	return PCI_SLOT(dev->devfn);
 }
 
-void __devinit
+void
 pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region,
 			 struct resource *res)
 {

diff --git a/arch/alpha/kernel/smp.c b/arch/alpha/kernel/smp.c
@@ -121,7 +121,7 @@ wait_boot_cpu_to_stop(int cpuid)
 /*
  * Where secondaries begin a life of C.
  */
-void __init
+void __cpuinit
 smp_callin(void)
 {
 	int cpuid = hard_smp_processor_id();
@@ -198,7 +198,7 @@ wait_for_txrdy (unsigned long cpumask)
  * Send a message to a secondary's console.  "START" is one such
  * interesting message.  ;-)
  */
-static void __init
+static void __cpuinit
 send_secondary_console_msg(char *str, int cpuid)
 {
 	struct percpu_struct *cpu;
@@ -289,7 +289,7 @@ recv_secondary_console_msg(void)
 /*
  * Convince the console to have a secondary cpu begin execution.
  */
-static int __init
+static int __cpuinit
 secondary_cpu_start(int cpuid, struct task_struct *idle)
 {
 	struct percpu_struct *cpu;

diff --git a/arch/alpha/kernel/traps.c b/arch/alpha/kernel/traps.c
@@ -31,7 +31,7 @@
 
 static int opDEC_fix;
 
-static void __init
+static void __cpuinit
 opDEC_check(void)
 {
 	__asm__ __volatile__ (
@@ -1072,7 +1072,7 @@ do_entUnaUser(void __user * va, unsigned long opcode,
 	return;
 }
 
-void __init
+void __cpuinit
 trap_init(void)
 {
 	/* Tell PAL-code what global pointer we want in the kernel.  */

diff --git a/arch/arm/configs/corgi_defconfig b/arch/arm/configs/corgi_defconfig
@@ -179,7 +179,7 @@ CONFIG_MACH_HUSKY=y
 # CONFIG_MACH_AKITA is not set
 # CONFIG_MACH_SPITZ is not set
 # CONFIG_MACH_BORZOI is not set
-CONFIG_MACH_TOSA=y
+# CONFIG_MACH_TOSA is not set
 # CONFIG_ARCH_VIPER is not set
 # CONFIG_ARCH_PXA_ESERIES is not set
 # CONFIG_TRIZEPS_PXA is not set

diff --git a/arch/arm/mach-pxa/mioa701.c b/arch/arm/mach-pxa/mioa701.c
@@ -565,7 +565,7 @@ static int mioa701_sys_suspend(struct sys_device *sysdev, pm_message_t state)
 	u32 *mem_resume_unknown	= phys_to_virt(RESUME_UNKNOWN_ADDR);
 
 	/* Devices prepare suspend */
-	is_bt_on = gpio_get_value(GPIO83_BT_ON);
+	is_bt_on = !!gpio_get_value(GPIO83_BT_ON);
 	pxa2xx_mfp_set_lpm(GPIO83_BT_ON,
 			   is_bt_on ? MFP_LPM_DRIVE_HIGH : MFP_LPM_DRIVE_LOW);
 

diff --git a/arch/arm/mach-pxa/mioa701_bootresume.S b/arch/arm/mach-pxa/mioa701_bootresume.S
@@ -24,6 +24,7 @@ ENTRY(mioa701_jumpaddr)
 1:
 	mov	r0,     #0xa0000000	@ Don't suppose memory access works
 	orr	r0, r0, #0x00200000	@ even if it's supposed to
+	orr	r0, r0, #0x0000b000
 	mov	r1, #0
 	str	r1, [r0]		@ Early disable resume for next boot
 	ldr	r0, mioa701_jumpaddr	@ (Murphy's Law)