From 53f824520b6d84ca5b4a8fd71addc91dbf64357e Mon Sep 17 00:00:00 2001 From: Jeremy Fitzhardinge Date: Thu, 3 Sep 2009 14:31:44 -0700 Subject: x86/i386: Put aligned stack-canary in percpu shared_aligned section Pack aligned things together into a special section to minimize padding holes. Suggested-by: Eric Dumazet Signed-off-by: Jeremy Fitzhardinge Cc: Tejun Heo LKML-Reference: <4AA035C0.9070202@goop.org> [ queued up in tip:x86/asm because it depends on this commit: x86/i386: Make sure stack-protector segment base is cache aligned ] Signed-off-by: Ingo Molnar --- include/asm-generic/percpu.h | 3 +++ 1 file changed, 3 insertions(+) (limited to 'include/asm-generic') diff --git a/include/asm-generic/percpu.h b/include/asm-generic/percpu.h index aa00800adacc..90079c373f1c 100644 --- a/include/asm-generic/percpu.h +++ b/include/asm-generic/percpu.h @@ -81,14 +81,17 @@ extern void setup_per_cpu_areas(void); #ifdef MODULE #define PER_CPU_SHARED_ALIGNED_SECTION "" +#define PER_CPU_ALIGNED_SECTION "" #else #define PER_CPU_SHARED_ALIGNED_SECTION ".shared_aligned" +#define PER_CPU_ALIGNED_SECTION ".shared_aligned" #endif #define PER_CPU_FIRST_SECTION ".first" #else #define PER_CPU_SHARED_ALIGNED_SECTION "" +#define PER_CPU_ALIGNED_SECTION ".shared_aligned" #define PER_CPU_FIRST_SECTION "" #endif -- cgit v1.2.3-59-g8ed1b