diff options
Diffstat (limited to 'include/asm-x86/cache.h')
-rw-r--r-- | include/asm-x86/cache.h | 23 |
1 files changed, 19 insertions, 4 deletions
diff --git a/include/asm-x86/cache.h b/include/asm-x86/cache.h index c36d190ac9d8..1e0bac86f38f 100644 --- a/include/asm-x86/cache.h +++ b/include/asm-x86/cache.h | |||
@@ -1,5 +1,20 @@ | |||
1 | #ifdef CONFIG_X86_32 | 1 | #ifndef _ARCH_X86_CACHE_H |
2 | # include "cache_32.h" | 2 | #define _ARCH_X86_CACHE_H |
3 | #else | 3 | |
4 | # include "cache_64.h" | 4 | /* L1 cache line size */ |
5 | #define L1_CACHE_SHIFT (CONFIG_X86_L1_CACHE_SHIFT) | ||
6 | #define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT) | ||
7 | |||
8 | #define __read_mostly __attribute__((__section__(".data.read_mostly"))) | ||
9 | |||
10 | #ifdef CONFIG_X86_VSMP | ||
11 | /* vSMP Internode cacheline shift */ | ||
12 | #define INTERNODE_CACHE_SHIFT (12) | ||
13 | #ifdef CONFIG_SMP | ||
14 | #define __cacheline_aligned_in_smp \ | ||
15 | __attribute__((__aligned__(1 << (INTERNODE_CACHE_SHIFT)))) \ | ||
16 | __attribute__((__section__(".data.page_aligned"))) | ||
17 | #endif | ||
18 | #endif | ||
19 | |||
5 | #endif | 20 | #endif |