---

yaml --- r: 245607 b: refs/heads/master c: ec514c4 h: refs/heads/master i: 245605: 35f6529 245603: 7312cd2 245599: 1a6c568 v: v3
git-mirror · May 16, 2011 · 5509b27 · 5509b27
1 parent d7fe6c5
commit 5509b27
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diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: db670dac49b5423b39b5e523d28fe32045d71b10
+refs/heads/master: ec514c487c3d4b652943da7b0afbc094eee08cfa
diff --git a/trunk/Documentation/trace/kprobetrace.txt b/trunk/Documentation/trace/kprobetrace.txt
@@ -120,6 +120,7 @@ format:
         field:unsigned char common_flags;       offset:2;       size:1; signed:0;
         field:unsigned char common_preempt_count;       offset:3; size:1;signed:0;
         field:int common_pid;   offset:4;       size:4; signed:1;
+        field:int common_lock_depth;    offset:8;       size:4; signed:1;
 
         field:unsigned long __probe_ip; offset:12;      size:4; signed:0;
         field:int __probe_nargs;        offset:16;      size:4; signed:1;

diff --git a/trunk/MAINTAINERS b/trunk/MAINTAINERS
@@ -2813,38 +2813,19 @@ F:	Documentation/gpio.txt
 F:	drivers/gpio/
 F:	include/linux/gpio*
 
+GRE DEMULTIPLEXER DRIVER
+M:	Dmitry Kozlov <xeb@mail.ru>
+L:	netdev@vger.kernel.org
+S:	Maintained
+F:	net/ipv4/gre.c
+F:	include/net/gre.h
+
 GRETH 10/100/1G Ethernet MAC device driver
 M:	Kristoffer Glembo <kristoffer@gaisler.com>
 L:	netdev@vger.kernel.org
 S:	Maintained
 F:	drivers/net/greth*
 
-HARD DRIVE ACTIVE PROTECTION SYSTEM (HDAPS) DRIVER
-M:	Frank Seidel <frank@f-seidel.de>
-L:	platform-driver-x86@vger.kernel.org
-W:	http://www.kernel.org/pub/linux/kernel/people/fseidel/hdaps/
-S:	Maintained
-F:	drivers/platform/x86/hdaps.c
-
-HWPOISON MEMORY FAILURE HANDLING
-M:	Andi Kleen <andi@firstfloor.org>
-L:	linux-mm@kvack.org
-T:	git git://git.kernel.org/pub/scm/linux/kernel/git/ak/linux-mce-2.6.git hwpoison
-S:	Maintained
-F:	mm/memory-failure.c
-F:	mm/hwpoison-inject.c
-
-HYPERVISOR VIRTUAL CONSOLE DRIVER
-L:	linuxppc-dev@lists.ozlabs.org
-S:	Odd Fixes
-F:	drivers/tty/hvc/
-
-iSCSI BOOT FIRMWARE TABLE (iBFT) DRIVER
-M:	Peter Jones <pjones@redhat.com>
-M:	Konrad Rzeszutek Wilk <konrad@kernel.org>
-S:	Maintained
-F:	drivers/firmware/iscsi_ibft*
-
 GSPCA FINEPIX SUBDRIVER
 M:	Frank Zago <frank@zago.net>
 L:	linux-media@vger.kernel.org
@@ -2895,6 +2876,26 @@ T:	git git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6.git
 S:	Maintained
 F:	drivers/media/video/gspca/
 
+HARD DRIVE ACTIVE PROTECTION SYSTEM (HDAPS) DRIVER
+M:	Frank Seidel <frank@f-seidel.de>
+L:	platform-driver-x86@vger.kernel.org
+W:	http://www.kernel.org/pub/linux/kernel/people/fseidel/hdaps/
+S:	Maintained
+F:	drivers/platform/x86/hdaps.c
+
+HWPOISON MEMORY FAILURE HANDLING
+M:	Andi Kleen <andi@firstfloor.org>
+L:	linux-mm@kvack.org
+T:	git git://git.kernel.org/pub/scm/linux/kernel/git/ak/linux-mce-2.6.git hwpoison
+S:	Maintained
+F:	mm/memory-failure.c
+F:	mm/hwpoison-inject.c
+
+HYPERVISOR VIRTUAL CONSOLE DRIVER
+L:	linuxppc-dev@lists.ozlabs.org
+S:	Odd Fixes
+F:	drivers/tty/hvc/
+
 HARDWARE MONITORING
 M:	Jean Delvare <khali@linux-fr.org>
 M:	Guenter Roeck <guenter.roeck@ericsson.com>
@@ -3478,6 +3479,12 @@ F:	Documentation/isapnp.txt
 F:	drivers/pnp/isapnp/
 F:	include/linux/isapnp.h
 
+iSCSI BOOT FIRMWARE TABLE (iBFT) DRIVER
+M:	Peter Jones <pjones@redhat.com>
+M:	Konrad Rzeszutek Wilk <konrad@kernel.org>
+S:	Maintained
+F:	drivers/firmware/iscsi_ibft*
+
 ISCSI
 M:	Mike Christie <michaelc@cs.wisc.edu>
 L:	open-iscsi@googlegroups.com
@@ -4989,6 +4996,13 @@ F:	Documentation/pps/
 F:	drivers/pps/
 F:	include/linux/pps*.h
 
+PPTP DRIVER
+M:	Dmitry Kozlov <xeb@mail.ru>
+L:	netdev@vger.kernel.org
+S:	Maintained
+F:	drivers/net/pptp.c
+W:	http://sourceforge.net/projects/accel-pptp
+
 PREEMPTIBLE KERNEL
 M:	Robert Love <rml@tech9.net>
 L:	kpreempt-tech@lists.sourceforge.net
@@ -7024,20 +7038,6 @@ M:	"Maciej W. Rozycki" <macro@linux-mips.org>
 S:	Maintained
 F:	drivers/tty/serial/zs.*
 
-GRE DEMULTIPLEXER DRIVER
-M:	Dmitry Kozlov <xeb@mail.ru>
-L:	netdev@vger.kernel.org
-S:	Maintained
-F:	net/ipv4/gre.c
-F:	include/net/gre.h
-
-PPTP DRIVER
-M:	Dmitry Kozlov <xeb@mail.ru>
-L:	netdev@vger.kernel.org
-S:	Maintained
-F:	drivers/net/pptp.c
-W:	http://sourceforge.net/projects/accel-pptp
-
 THE REST
 M:	Linus Torvalds <torvalds@linux-foundation.org>
 L:	linux-kernel@vger.kernel.org

diff --git a/trunk/arch/alpha/include/asm/unistd.h b/trunk/arch/alpha/include/asm/unistd.h
@@ -452,10 +452,14 @@
 #define __NR_fanotify_init		494
 #define __NR_fanotify_mark		495
 #define __NR_prlimit64			496
+#define __NR_name_to_handle_at		497
+#define __NR_open_by_handle_at		498
+#define __NR_clock_adjtime		499
+#define __NR_syncfs			500
 
 #ifdef __KERNEL__
 
-#define NR_SYSCALLS			497
+#define NR_SYSCALLS			501
 
 #define __ARCH_WANT_IPC_PARSE_VERSION
 #define __ARCH_WANT_OLD_READDIR

diff --git a/trunk/arch/alpha/kernel/smp.c b/trunk/arch/alpha/kernel/smp.c
@@ -585,7 +585,8 @@ handle_ipi(struct pt_regs *regs)
 
 		switch (which) {
 		case IPI_RESCHEDULE:
-			scheduler_ipi();
+			/* Reschedule callback.  Everything to be done
+			   is done by the interrupt return path.  */
 			break;
 
 		case IPI_CALL_FUNC:

diff --git a/trunk/arch/alpha/kernel/systbls.S b/trunk/arch/alpha/kernel/systbls.S
@@ -498,23 +498,27 @@ sys_call_table:
 	.quad sys_ni_syscall			/* sys_timerfd */
 	.quad sys_eventfd
 	.quad sys_recvmmsg
-	.quad sys_fallocate				/* 480 */
+	.quad sys_fallocate			/* 480 */
 	.quad sys_timerfd_create
 	.quad sys_timerfd_settime
 	.quad sys_timerfd_gettime
 	.quad sys_signalfd4
-	.quad sys_eventfd2				/* 485 */
+	.quad sys_eventfd2			/* 485 */
 	.quad sys_epoll_create1
 	.quad sys_dup3
 	.quad sys_pipe2
 	.quad sys_inotify_init1
-	.quad sys_preadv				/* 490 */
+	.quad sys_preadv			/* 490 */
 	.quad sys_pwritev
 	.quad sys_rt_tgsigqueueinfo
 	.quad sys_perf_event_open
 	.quad sys_fanotify_init
-	.quad sys_fanotify_mark				/* 495 */
+	.quad sys_fanotify_mark			/* 495 */
 	.quad sys_prlimit64
+	.quad sys_name_to_handle_at
+	.quad sys_open_by_handle_at
+	.quad sys_clock_adjtime
+	.quad sys_syncfs			/* 500 */
 
 	.size sys_call_table, . - sys_call_table
 	.type sys_call_table, @object

diff --git a/trunk/arch/alpha/kernel/time.c b/trunk/arch/alpha/kernel/time.c
@@ -375,8 +375,7 @@ static struct clocksource clocksource_rpcc = {
 
 static inline void register_rpcc_clocksource(long cycle_freq)
 {
-	clocksource_calc_mult_shift(&clocksource_rpcc, cycle_freq, 4);
-	clocksource_register(&clocksource_rpcc);
+	clocksource_register_hz(&clocksource_rpcc, cycle_freq);
 }
 #else /* !CONFIG_SMP */
 static inline void register_rpcc_clocksource(long cycle_freq)

diff --git a/trunk/arch/arm/boot/compressed/Makefile b/trunk/arch/arm/boot/compressed/Makefile
@@ -74,7 +74,7 @@ ZTEXTADDR	:= $(CONFIG_ZBOOT_ROM_TEXT)
 ZBSSADDR	:= $(CONFIG_ZBOOT_ROM_BSS)
 else
 ZTEXTADDR	:= 0
-ZBSSADDR	:= ALIGN(4)
+ZBSSADDR	:= ALIGN(8)
 endif
 
 SEDFLAGS	= s/TEXT_START/$(ZTEXTADDR)/;s/BSS_START/$(ZBSSADDR)/

diff --git a/trunk/arch/arm/boot/compressed/head.S b/trunk/arch/arm/boot/compressed/head.S
@@ -179,15 +179,14 @@ not_angel:
 		bl	cache_on
 
 restart:	adr	r0, LC0
-		ldmia	r0, {r1, r2, r3, r5, r6, r9, r11, r12}
-		ldr	sp, [r0, #32]
+		ldmia	r0, {r1, r2, r3, r6, r9, r11, r12}
+		ldr	sp, [r0, #28]
 
 		/*
 		 * We might be running at a different address.  We need
 		 * to fix up various pointers.
 		 */
 		sub	r0, r0, r1		@ calculate the delta offset
-		add	r5, r5, r0		@ _start
 		add	r6, r6, r0		@ _edata
 
 #ifndef CONFIG_ZBOOT_ROM
@@ -206,31 +205,40 @@ restart:	adr	r0, LC0
 /*
  * Check to see if we will overwrite ourselves.
  *   r4  = final kernel address
- *   r5  = start of this image
  *   r9  = size of decompressed image
  *   r10 = end of this image, including  bss/stack/malloc space if non XIP
  * We basically want:
- *   r4 >= r10 -> OK
- *   r4 + image length <= r5 -> OK
+ *   r4 - 16k page directory >= r10 -> OK
+ *   r4 + image length <= current position (pc) -> OK
  */
+		add	r10, r10, #16384
 		cmp	r4, r10
 		bhs	wont_overwrite
 		add	r10, r4, r9
-		cmp	r10, r5
+   ARM(		cmp	r10, pc		)
+ THUMB(		mov	lr, pc		)
+ THUMB(		cmp	r10, lr		)
 		bls	wont_overwrite
 
 /*
  * Relocate ourselves past the end of the decompressed kernel.
- *   r5  = start of this image
  *   r6  = _edata
  *   r10 = end of the decompressed kernel
  * Because we always copy ahead, we need to do it from the end and go
  * backward in case the source and destination overlap.
  */
-		/* Round up to next 256-byte boundary. */
-		add	r10, r10, #256
+		/*
+		 * Bump to the next 256-byte boundary with the size of
+		 * the relocation code added. This avoids overwriting
+		 * ourself when the offset is small.
+		 */
+		add	r10, r10, #((reloc_code_end - restart + 256) & ~255)
 		bic	r10, r10, #255
 
+		/* Get start of code we want to copy and align it down. */
+		adr	r5, restart
+		bic	r5, r5, #31
+
 		sub	r9, r6, r5		@ size to copy
 		add	r9, r9, #31		@ rounded up to a multiple
 		bic	r9, r9, #31		@ ... of 32 bytes
@@ -245,6 +253,11 @@ restart:	adr	r0, LC0
 		/* Preserve offset to relocated code. */
 		sub	r6, r9, r6
 
+#ifndef CONFIG_ZBOOT_ROM
+		/* cache_clean_flush may use the stack, so relocate it */
+		add	sp, sp, r6
+#endif
+
 		bl	cache_clean_flush
 
 		adr	r0, BSYM(restart)
@@ -333,7 +346,6 @@ not_relocated:	mov	r0, #0
 LC0:		.word	LC0			@ r1
 		.word	__bss_start		@ r2
 		.word	_end			@ r3
-		.word	_start			@ r5
 		.word	_edata			@ r6
 		.word	_image_size		@ r9
 		.word	_got_start		@ r11
@@ -1062,6 +1074,7 @@ memdump:	mov	r12, r0
 #endif
 
 		.ltorg
+reloc_code_end:
 
 		.align
 		.section ".stack", "aw", %nobits

diff --git a/trunk/arch/arm/boot/compressed/vmlinux.lds.in b/trunk/arch/arm/boot/compressed/vmlinux.lds.in
@@ -54,6 +54,7 @@ SECTIONS
   .bss			: { *(.bss) }
   _end = .;
 
+  . = ALIGN(8);		/* the stack must be 64-bit aligned */
   .stack		: { *(.stack) }
 
   .stab 0		: { *(.stab) }

diff --git a/trunk/arch/arm/include/asm/system.h b/trunk/arch/arm/include/asm/system.h
@@ -159,7 +159,7 @@ extern unsigned int user_debug;
 #include <mach/barriers.h>
 #elif defined(CONFIG_ARM_DMA_MEM_BUFFERABLE) || defined(CONFIG_SMP)
 #define mb()		do { dsb(); outer_sync(); } while (0)
-#define rmb()		dmb()
+#define rmb()		dsb()
 #define wmb()		mb()
 #else
 #include <asm/memory.h>