From: Kim Phillips <kim.phillips@freescale.com> To: Nicolas Pitre <nico@fluxnic.net> Cc: "Woodhouse, David" <david.woodhouse@intel.com>, Russell King - ARM Linux <linux@arm.linux.org.uk>, Borislav Petkov <bp@alien8.de>, Andrew Morton <akpm@linux-foundation.org>, Daniel Santos <daniel.santos@pobox.com>, David Rientjes <rientjes@google.com>, Rusty Russell <rusty@rustcorp.com.au>, "linux-arm-kernel@lists.infradead.org" <linux-arm-kernel@lists.infradead.org>, "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>, Rob Herring <robherring2@gmail.com> Subject: Re: [RFC] arm: use built-in byte swap function Date: Thu, 21 Feb 2013 20:33:27 -0600 [thread overview] Message-ID: <20130221203327.6558f89277468f7ffffa6506@freescale.com> (raw) In-Reply-To: <alpine.LFD.2.03.1302211134160.6419@syhkavp.arg> On Thu, 21 Feb 2013 11:40:54 -0500 Nicolas Pitre <nico@fluxnic.net> wrote: > On Thu, 21 Feb 2013, Kim Phillips wrote: > > > On Wed, 20 Feb 2013 23:29:58 -0500 > > Nicolas Pitre <nico@fluxnic.net> wrote: > > > > > On Wed, 20 Feb 2013, Kim Phillips wrote: > > > > > > > On Wed, 20 Feb 2013 10:43:18 -0500 > > > > Nicolas Pitre <nico@fluxnic.net> wrote: > > > > > > > > > On Wed, 20 Feb 2013, Woodhouse, David wrote: > > > > > > On Wed, 2013-02-20 at 09:06 -0500, Nicolas Pitre wrote: > > > > > > > ... in which case there is no harm shipping a .c file and trivially > > > > > > > enforcing -O2, the rest being equal. > > > > > > > > > > > > For today's compilers, unless the wind changes. > > > > > > > > > > We'll adapt if necessary. Going with -O2 should remain pretty safe anyway. > > > > > > > > Alas, not so for gcc 4.4 - I had forgotten I had tested > > > > Ubuntu/Linaro 4.4.7-1ubuntu2 here: > > > > > > > > https://patchwork.kernel.org/patch/2101491/ > > > > > > > > add -O2 to that test script and gcc 4.4 *always* emits calls to > > > > __bswap[sd]i2, even with -march=armv6k+. > > > > argh, sorry - that script was testing support for > > __builtin_bswap{16,32,64} directly, which isn't the same as testing > > code generation of a byte swap pattern in C. > > Still, I'm not as confident as I was about this. which part exactly? Having -O2 as "protection"? Yes, me neither. > > I'll still try the assembly approach - gcc 4.4's armv6 output looks > > worse than both the pre-armv6 and post-armv6 __arch_swab32 > > implementations currently in use: > > > > mov ip, sp > > push {fp, ip, lr, pc} > > sub fp, ip, #4 > > You should use -fomit-frame-pointer to compile this. We don't need a > frame pointer here, especially for a leaf function that the compiler > decides to call on its own. > > > and r2, r0, #65280 ; 0xff00 > > lsl ip, r0, #24 > > orr r1, ip, r0, lsr #24 > > and r0, r0, #16711680 ; 0xff0000 > > orr r3, r1, r2, lsl #8 > > orr r0, r3, r0, lsr #8 > > Other than that, it is true that the above is slightly suboptimal. Here's the asm version I'm working on now, based on compiler output of the C version. Haven't tested beyond defconfig builds, which pass ok. Is there anything I have to do for thumb mode? If so, how to test? diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index dedf02b..e8a41d0 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -59,6 +59,7 @@ config ARM select CLONE_BACKWARDS select OLD_SIGSUSPEND3 select OLD_SIGACTION + select ARCH_USE_BUILTIN_BSWAP help The ARM series is a line of low-power-consumption RISC chip designs licensed by ARM Ltd and targeted at embedded applications and diff --git a/arch/arm/boot/compressed/Makefile b/arch/arm/boot/compressed/Makefile index 5cad8a6..a277e97 100644 --- a/arch/arm/boot/compressed/Makefile +++ b/arch/arm/boot/compressed/Makefile @@ -108,12 +108,12 @@ endif targets := vmlinux vmlinux.lds \ piggy.$(suffix_y) piggy.$(suffix_y).o \ - lib1funcs.o lib1funcs.S ashldi3.o ashldi3.S \ + lib1funcs.o lib1funcs.S ashldi3.o ashldi3.S bswapsdi2.o \ font.o font.c head.o misc.o $(OBJS) # Make sure files are removed during clean extra-y += piggy.gzip piggy.lzo piggy.lzma piggy.xzkern \ - lib1funcs.S ashldi3.S $(libfdt) $(libfdt_hdrs) + lib1funcs.S ashldi3.S bswapsdi2.o $(libfdt) $(libfdt_hdrs) ifeq ($(CONFIG_FUNCTION_TRACER),y) ORIG_CFLAGS := $(KBUILD_CFLAGS) @@ -155,6 +155,12 @@ ashldi3 = $(obj)/ashldi3.o $(obj)/ashldi3.S: $(srctree)/arch/$(SRCARCH)/lib/ashldi3.S $(call cmd,shipped) +# For __bswapsi2, __bswapdi2 +bswapsdi2 = $(obj)/bswapsdi2.o + +$(obj)/bswapsdi2.S: $(srctree)/arch/$(SRCARCH)/lib/bswapsdi2.S + $(call cmd,shipped) + # We need to prevent any GOTOFF relocs being used with references # to symbols in the .bss section since we cannot relocate them # independently from the rest at run time. This can be achieved by @@ -176,7 +182,8 @@ if [ $(words $(ZRELADDR)) -gt 1 -a "$(CONFIG_AUTO_ZRELADDR)" = "" ]; then \ fi $(obj)/vmlinux: $(obj)/vmlinux.lds $(obj)/$(HEAD) $(obj)/piggy.$(suffix_y).o \ - $(addprefix $(obj)/, $(OBJS)) $(lib1funcs) $(ashldi3) FORCE + $(addprefix $(obj)/, $(OBJS)) $(lib1funcs) $(ashldi3) \ + $(bswapsdi2) FORCE @$(check_for_multiple_zreladdr) $(call if_changed,ld) @$(check_for_bad_syms) diff --git a/arch/arm/kernel/armksyms.c b/arch/arm/kernel/armksyms.c index 60d3b73..ba578f7 100644 --- a/arch/arm/kernel/armksyms.c +++ b/arch/arm/kernel/armksyms.c @@ -35,6 +35,8 @@ extern void __ucmpdi2(void); extern void __udivsi3(void); extern void __umodsi3(void); extern void __do_div64(void); +extern void __bswapsi2(void); +extern void __bswapdi2(void); extern void __aeabi_idiv(void); extern void __aeabi_idivmod(void); @@ -114,6 +116,8 @@ EXPORT_SYMBOL(__ucmpdi2); EXPORT_SYMBOL(__udivsi3); EXPORT_SYMBOL(__umodsi3); EXPORT_SYMBOL(__do_div64); +EXPORT_SYMBOL(__bswapsi2); +EXPORT_SYMBOL(__bswapdi2); #ifdef CONFIG_AEABI EXPORT_SYMBOL(__aeabi_idiv); diff --git a/arch/arm/lib/Makefile b/arch/arm/lib/Makefile index af72969..5383df7 100644 --- a/arch/arm/lib/Makefile +++ b/arch/arm/lib/Makefile @@ -13,7 +13,7 @@ lib-y := backtrace.o changebit.o csumipv6.o csumpartial.o \ ashldi3.o ashrdi3.o lshrdi3.o muldi3.o \ ucmpdi2.o lib1funcs.o div64.o \ io-readsb.o io-writesb.o io-readsl.o io-writesl.o \ - call_with_stack.o + call_with_stack.o bswapsdi2.o mmu-y := clear_user.o copy_page.o getuser.o putuser.o diff --git a/arch/arm/lib/bswapsdi2.S b/arch/arm/lib/bswapsdi2.S new file mode 100644 index 0000000..e9c8ca7 --- /dev/null +++ b/arch/arm/lib/bswapsdi2.S @@ -0,0 +1,36 @@ +#include <linux/linkage.h> + +#if __LINUX_ARM_ARCH__ >= 6 +ENTRY(__bswapsi2) + rev r0, r0 + bx lr +ENDPROC(__bswapsi2) + +ENTRY(__bswapdi2) + rev r3, r0 + rev r0, r1 + mov r1, r3 + bx lr +ENDPROC(__bswapdi2) +#else +ENTRY(__bswapsi2) + eor r3, r0, r0, ror #16 + lsr r3, r3, #8 + bic r3, r3, #65280 @ 0xff00 + eor r0, r3, r0, ror #8 + mov pc, lr +ENDPROC(__bswapsi2) + +ENTRY(__bswapdi2) + mov ip, r1 + eor r3, ip, ip, ror #16 + eor r1, r0, r0, ror #16 + lsr r1, r1, #8 + lsr r3, r3, #8 + bic r3, r3, #65280 @ 0xff00 + bic r1, r1, #65280 @ 0xff00 + eor r1, r1, r0, ror #8 + eor r0, r3, ip, ror #8 + mov pc, lr +ENDPROC(__bswapdi2) +#endif Thanks, Kim
WARNING: multiple messages have this Message-ID (diff)
From: kim.phillips@freescale.com (Kim Phillips) To: linux-arm-kernel@lists.infradead.org Subject: [RFC] arm: use built-in byte swap function Date: Thu, 21 Feb 2013 20:33:27 -0600 [thread overview] Message-ID: <20130221203327.6558f89277468f7ffffa6506@freescale.com> (raw) In-Reply-To: <alpine.LFD.2.03.1302211134160.6419@syhkavp.arg> On Thu, 21 Feb 2013 11:40:54 -0500 Nicolas Pitre <nico@fluxnic.net> wrote: > On Thu, 21 Feb 2013, Kim Phillips wrote: > > > On Wed, 20 Feb 2013 23:29:58 -0500 > > Nicolas Pitre <nico@fluxnic.net> wrote: > > > > > On Wed, 20 Feb 2013, Kim Phillips wrote: > > > > > > > On Wed, 20 Feb 2013 10:43:18 -0500 > > > > Nicolas Pitre <nico@fluxnic.net> wrote: > > > > > > > > > On Wed, 20 Feb 2013, Woodhouse, David wrote: > > > > > > On Wed, 2013-02-20 at 09:06 -0500, Nicolas Pitre wrote: > > > > > > > ... in which case there is no harm shipping a .c file and trivially > > > > > > > enforcing -O2, the rest being equal. > > > > > > > > > > > > For today's compilers, unless the wind changes. > > > > > > > > > > We'll adapt if necessary. Going with -O2 should remain pretty safe anyway. > > > > > > > > Alas, not so for gcc 4.4 - I had forgotten I had tested > > > > Ubuntu/Linaro 4.4.7-1ubuntu2 here: > > > > > > > > https://patchwork.kernel.org/patch/2101491/ > > > > > > > > add -O2 to that test script and gcc 4.4 *always* emits calls to > > > > __bswap[sd]i2, even with -march=armv6k+. > > > > argh, sorry - that script was testing support for > > __builtin_bswap{16,32,64} directly, which isn't the same as testing > > code generation of a byte swap pattern in C. > > Still, I'm not as confident as I was about this. which part exactly? Having -O2 as "protection"? Yes, me neither. > > I'll still try the assembly approach - gcc 4.4's armv6 output looks > > worse than both the pre-armv6 and post-armv6 __arch_swab32 > > implementations currently in use: > > > > mov ip, sp > > push {fp, ip, lr, pc} > > sub fp, ip, #4 > > You should use -fomit-frame-pointer to compile this. We don't need a > frame pointer here, especially for a leaf function that the compiler > decides to call on its own. > > > and r2, r0, #65280 ; 0xff00 > > lsl ip, r0, #24 > > orr r1, ip, r0, lsr #24 > > and r0, r0, #16711680 ; 0xff0000 > > orr r3, r1, r2, lsl #8 > > orr r0, r3, r0, lsr #8 > > Other than that, it is true that the above is slightly suboptimal. Here's the asm version I'm working on now, based on compiler output of the C version. Haven't tested beyond defconfig builds, which pass ok. Is there anything I have to do for thumb mode? If so, how to test? diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index dedf02b..e8a41d0 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -59,6 +59,7 @@ config ARM select CLONE_BACKWARDS select OLD_SIGSUSPEND3 select OLD_SIGACTION + select ARCH_USE_BUILTIN_BSWAP help The ARM series is a line of low-power-consumption RISC chip designs licensed by ARM Ltd and targeted at embedded applications and diff --git a/arch/arm/boot/compressed/Makefile b/arch/arm/boot/compressed/Makefile index 5cad8a6..a277e97 100644 --- a/arch/arm/boot/compressed/Makefile +++ b/arch/arm/boot/compressed/Makefile @@ -108,12 +108,12 @@ endif targets := vmlinux vmlinux.lds \ piggy.$(suffix_y) piggy.$(suffix_y).o \ - lib1funcs.o lib1funcs.S ashldi3.o ashldi3.S \ + lib1funcs.o lib1funcs.S ashldi3.o ashldi3.S bswapsdi2.o \ font.o font.c head.o misc.o $(OBJS) # Make sure files are removed during clean extra-y += piggy.gzip piggy.lzo piggy.lzma piggy.xzkern \ - lib1funcs.S ashldi3.S $(libfdt) $(libfdt_hdrs) + lib1funcs.S ashldi3.S bswapsdi2.o $(libfdt) $(libfdt_hdrs) ifeq ($(CONFIG_FUNCTION_TRACER),y) ORIG_CFLAGS := $(KBUILD_CFLAGS) @@ -155,6 +155,12 @@ ashldi3 = $(obj)/ashldi3.o $(obj)/ashldi3.S: $(srctree)/arch/$(SRCARCH)/lib/ashldi3.S $(call cmd,shipped) +# For __bswapsi2, __bswapdi2 +bswapsdi2 = $(obj)/bswapsdi2.o + +$(obj)/bswapsdi2.S: $(srctree)/arch/$(SRCARCH)/lib/bswapsdi2.S + $(call cmd,shipped) + # We need to prevent any GOTOFF relocs being used with references # to symbols in the .bss section since we cannot relocate them # independently from the rest at run time. This can be achieved by @@ -176,7 +182,8 @@ if [ $(words $(ZRELADDR)) -gt 1 -a "$(CONFIG_AUTO_ZRELADDR)" = "" ]; then \ fi $(obj)/vmlinux: $(obj)/vmlinux.lds $(obj)/$(HEAD) $(obj)/piggy.$(suffix_y).o \ - $(addprefix $(obj)/, $(OBJS)) $(lib1funcs) $(ashldi3) FORCE + $(addprefix $(obj)/, $(OBJS)) $(lib1funcs) $(ashldi3) \ + $(bswapsdi2) FORCE @$(check_for_multiple_zreladdr) $(call if_changed,ld) @$(check_for_bad_syms) diff --git a/arch/arm/kernel/armksyms.c b/arch/arm/kernel/armksyms.c index 60d3b73..ba578f7 100644 --- a/arch/arm/kernel/armksyms.c +++ b/arch/arm/kernel/armksyms.c @@ -35,6 +35,8 @@ extern void __ucmpdi2(void); extern void __udivsi3(void); extern void __umodsi3(void); extern void __do_div64(void); +extern void __bswapsi2(void); +extern void __bswapdi2(void); extern void __aeabi_idiv(void); extern void __aeabi_idivmod(void); @@ -114,6 +116,8 @@ EXPORT_SYMBOL(__ucmpdi2); EXPORT_SYMBOL(__udivsi3); EXPORT_SYMBOL(__umodsi3); EXPORT_SYMBOL(__do_div64); +EXPORT_SYMBOL(__bswapsi2); +EXPORT_SYMBOL(__bswapdi2); #ifdef CONFIG_AEABI EXPORT_SYMBOL(__aeabi_idiv); diff --git a/arch/arm/lib/Makefile b/arch/arm/lib/Makefile index af72969..5383df7 100644 --- a/arch/arm/lib/Makefile +++ b/arch/arm/lib/Makefile @@ -13,7 +13,7 @@ lib-y := backtrace.o changebit.o csumipv6.o csumpartial.o \ ashldi3.o ashrdi3.o lshrdi3.o muldi3.o \ ucmpdi2.o lib1funcs.o div64.o \ io-readsb.o io-writesb.o io-readsl.o io-writesl.o \ - call_with_stack.o + call_with_stack.o bswapsdi2.o mmu-y := clear_user.o copy_page.o getuser.o putuser.o diff --git a/arch/arm/lib/bswapsdi2.S b/arch/arm/lib/bswapsdi2.S new file mode 100644 index 0000000..e9c8ca7 --- /dev/null +++ b/arch/arm/lib/bswapsdi2.S @@ -0,0 +1,36 @@ +#include <linux/linkage.h> + +#if __LINUX_ARM_ARCH__ >= 6 +ENTRY(__bswapsi2) + rev r0, r0 + bx lr +ENDPROC(__bswapsi2) + +ENTRY(__bswapdi2) + rev r3, r0 + rev r0, r1 + mov r1, r3 + bx lr +ENDPROC(__bswapdi2) +#else +ENTRY(__bswapsi2) + eor r3, r0, r0, ror #16 + lsr r3, r3, #8 + bic r3, r3, #65280 @ 0xff00 + eor r0, r3, r0, ror #8 + mov pc, lr +ENDPROC(__bswapsi2) + +ENTRY(__bswapdi2) + mov ip, r1 + eor r3, ip, ip, ror #16 + eor r1, r0, r0, ror #16 + lsr r1, r1, #8 + lsr r3, r3, #8 + bic r3, r3, #65280 @ 0xff00 + bic r1, r1, #65280 @ 0xff00 + eor r1, r1, r0, ror #8 + eor r0, r3, ip, ror #8 + mov pc, lr +ENDPROC(__bswapdi2) +#endif Thanks, Kim
next prev parent reply other threads:[~2013-02-22 3:05 UTC|newest] Thread overview: 127+ messages / expand[flat|nested] mbox.gz Atom feed top 2013-01-29 1:30 [RFC] arm: use built-in byte swap function Kim Phillips 2013-01-29 1:30 ` Kim Phillips 2013-01-29 8:35 ` Borislav Petkov 2013-01-29 8:35 ` Borislav Petkov 2013-01-29 16:46 ` Woodhouse, David 2013-01-29 16:46 ` Woodhouse, David 2013-01-29 17:42 ` Borislav Petkov 2013-01-29 17:42 ` Borislav Petkov 2013-01-29 17:55 ` Woodhouse, David 2013-01-29 17:55 ` Woodhouse, David 2013-01-29 18:10 ` Borislav Petkov 2013-01-29 18:10 ` Borislav Petkov 2013-01-30 10:22 ` Woodhouse, David 2013-01-30 10:22 ` Woodhouse, David 2013-01-31 2:09 ` Kim Phillips 2013-01-31 2:09 ` Kim Phillips 2013-01-31 6:44 ` Borislav Petkov 2013-01-31 6:44 ` Borislav Petkov 2013-01-31 9:28 ` Russell King - ARM Linux 2013-01-31 9:28 ` Russell King - ARM Linux 2013-01-31 20:59 ` Kim Phillips 2013-01-31 20:59 ` Kim Phillips 2013-01-31 21:33 ` Borislav Petkov 2013-01-31 21:33 ` Borislav Petkov 2013-01-31 22:11 ` Woodhouse, David 2013-01-31 22:11 ` Woodhouse, David 2013-02-01 0:37 ` [PATCH v4] " Kim Phillips 2013-02-01 0:37 ` Kim Phillips 2013-02-01 10:46 ` Russell King - ARM Linux 2013-02-01 10:46 ` Russell King - ARM Linux 2013-02-01 1:17 ` [RFC] " Russell King - ARM Linux 2013-02-01 1:17 ` Russell King - ARM Linux 2013-02-01 7:33 ` Woodhouse, David 2013-02-01 7:33 ` Woodhouse, David 2013-02-06 3:04 ` Kim Phillips 2013-02-06 3:04 ` Kim Phillips 2013-02-06 9:02 ` Woodhouse, David 2013-02-06 9:02 ` Woodhouse, David 2013-02-07 1:19 ` Kim Phillips 2013-02-07 1:19 ` Kim Phillips 2013-02-07 10:19 ` Will Newton 2013-02-07 10:19 ` Will Newton 2013-02-07 10:43 ` Catalin Marinas 2013-02-07 10:43 ` Catalin Marinas 2013-02-07 18:13 ` Russell King - ARM Linux 2013-02-07 18:13 ` Russell King - ARM Linux 2013-02-08 17:25 ` Woodhouse, David 2013-02-08 17:25 ` Woodhouse, David 2013-02-08 20:04 ` Nicolas Pitre 2013-02-08 20:04 ` Nicolas Pitre 2013-02-08 22:40 ` Woodhouse, David 2013-02-08 22:40 ` Woodhouse, David 2013-02-08 22:47 ` Nicolas Pitre 2013-02-08 22:47 ` Nicolas Pitre 2013-02-09 1:12 ` Kim Phillips 2013-02-09 1:12 ` Kim Phillips 2013-02-09 3:16 ` Nicolas Pitre 2013-02-09 3:16 ` Nicolas Pitre 2013-02-20 2:31 ` Kim Phillips 2013-02-20 2:31 ` Kim Phillips 2013-02-20 2:38 ` Stephen Boyd 2013-02-20 2:38 ` Stephen Boyd 2013-02-20 3:17 ` Nicolas Pitre 2013-02-20 3:17 ` Nicolas Pitre 2013-02-20 10:38 ` Woodhouse, David 2013-02-20 10:38 ` Woodhouse, David 2013-02-20 13:36 ` Nicolas Pitre 2013-02-20 13:36 ` Nicolas Pitre 2013-02-20 13:44 ` Woodhouse, David 2013-02-20 13:44 ` Woodhouse, David 2013-02-20 14:06 ` Nicolas Pitre 2013-02-20 14:06 ` Nicolas Pitre 2013-02-20 14:53 ` Woodhouse, David 2013-02-20 14:53 ` Woodhouse, David 2013-02-20 15:43 ` Nicolas Pitre 2013-02-20 15:43 ` Nicolas Pitre 2013-02-21 3:49 ` Kim Phillips 2013-02-21 3:49 ` Kim Phillips 2013-02-21 4:29 ` Nicolas Pitre 2013-02-21 4:29 ` Nicolas Pitre 2013-02-21 6:52 ` Kim Phillips 2013-02-21 6:52 ` Kim Phillips 2013-02-21 16:40 ` Nicolas Pitre 2013-02-21 16:40 ` Nicolas Pitre 2013-02-22 2:33 ` Kim Phillips [this message] 2013-02-22 2:33 ` Kim Phillips 2013-02-22 3:40 ` Nicolas Pitre 2013-02-22 3:40 ` Nicolas Pitre 2013-02-23 1:40 ` [PATCH v6] " Kim Phillips 2013-02-23 1:40 ` Kim Phillips 2013-02-23 2:40 ` Nicolas Pitre 2013-02-23 2:40 ` Nicolas Pitre 2013-02-23 23:20 ` Woodhouse, David 2013-02-23 23:20 ` Woodhouse, David 2013-05-23 16:46 ` [PATCH v7] " Kim Phillips 2013-05-23 16:46 ` Kim Phillips 2013-05-23 20:09 ` Nicolas Pitre 2013-05-23 20:09 ` Nicolas Pitre 2013-05-23 23:13 ` Russell King - ARM Linux 2013-05-23 23:13 ` Russell King - ARM Linux 2013-06-06 22:12 ` Russell King - ARM Linux 2013-06-06 22:12 ` Russell King - ARM Linux 2013-06-06 22:23 ` Borislav Petkov 2013-06-06 22:23 ` Borislav Petkov 2013-06-07 0:03 ` Stephen Rothwell 2013-06-07 0:03 ` Stephen Rothwell 2013-05-26 5:38 ` Dirk Behme 2013-05-26 9:30 ` Woodhouse, David 2013-10-27 2:41 ` Nicolas Pitre 2013-10-27 2:41 ` Nicolas Pitre 2013-11-05 21:45 ` Kim Phillips 2013-11-05 21:45 ` Kim Phillips 2013-02-21 16:37 ` [RFC] " Woodhouse, David 2013-02-21 16:37 ` Woodhouse, David 2013-02-21 17:27 ` Nicolas Pitre 2013-02-21 17:27 ` Nicolas Pitre 2013-03-13 13:35 ` Woodhouse, David 2013-03-13 13:35 ` Woodhouse, David 2013-01-29 14:13 ` Russell King - ARM Linux 2013-01-29 14:13 ` Russell King - ARM Linux 2013-01-29 14:43 ` Woodhouse, David 2013-01-29 14:43 ` Woodhouse, David 2013-01-29 14:53 ` Rob Herring 2013-01-29 14:53 ` Rob Herring 2013-01-29 15:10 ` Woodhouse, David 2013-01-29 15:10 ` Woodhouse, David 2013-01-31 11:44 Woodhouse, David
Reply instructions: You may reply publicly to this message via plain-text email using any one of the following methods: * Save the following mbox file, import it into your mail client, and reply-to-all from there: mbox Avoid top-posting and favor interleaved quoting: https://en.wikipedia.org/wiki/Posting_style#Interleaved_style * Reply using the --to, --cc, and --in-reply-to switches of git-send-email(1): git send-email \ --in-reply-to=20130221203327.6558f89277468f7ffffa6506@freescale.com \ --to=kim.phillips@freescale.com \ --cc=akpm@linux-foundation.org \ --cc=bp@alien8.de \ --cc=daniel.santos@pobox.com \ --cc=david.woodhouse@intel.com \ --cc=linux-arm-kernel@lists.infradead.org \ --cc=linux-kernel@vger.kernel.org \ --cc=linux@arm.linux.org.uk \ --cc=nico@fluxnic.net \ --cc=rientjes@google.com \ --cc=robherring2@gmail.com \ --cc=rusty@rustcorp.com.au \ /path/to/YOUR_REPLY https://kernel.org/pub/software/scm/git/docs/git-send-email.html * If your mail client supports setting the In-Reply-To header via mailto: links, try the mailto: linkBe sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes, see mirroring instructions on how to clone and mirror all data and code used by this external index.