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1965aae3 PA |
1 | #ifndef _ASM_X86_CACHE_H |
2 | #define _ASM_X86_CACHE_H | |
9bfa23df | 3 | |
abe1ee3a TA |
4 | #include <linux/linkage.h> |
5 | ||
9bfa23df TG |
6 | /* L1 cache line size */ |
7 | #define L1_CACHE_SHIFT (CONFIG_X86_L1_CACHE_SHIFT) | |
8 | #define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT) | |
9 | ||
10 | #define __read_mostly __attribute__((__section__(".data.read_mostly"))) | |
11 | ||
12 | #ifdef CONFIG_X86_VSMP | |
13 | /* vSMP Internode cacheline shift */ | |
14 | #define INTERNODE_CACHE_SHIFT (12) | |
15 | #ifdef CONFIG_SMP | |
16 | #define __cacheline_aligned_in_smp \ | |
17 | __attribute__((__aligned__(1 << (INTERNODE_CACHE_SHIFT)))) \ | |
abe1ee3a | 18 | __page_aligned_data |
9bfa23df TG |
19 | #endif |
20 | #endif | |
21 | ||
1965aae3 | 22 | #endif /* _ASM_X86_CACHE_H */ |