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v0.8.1
https://github.com/torvalds/linux
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Tip revision: fec6c6fec3e20637bee5d276fb61dd8b49a3f9cc authored by Linus Torvalds on 04 March 2009, 01:05:22 UTC
Linux 2.6.29-rc7
Tip revision: fec6c6f
cache.h
#ifndef _ASM_X86_CACHE_H
#define _ASM_X86_CACHE_H

/* L1 cache line size */
#define L1_CACHE_SHIFT	(CONFIG_X86_L1_CACHE_SHIFT)
#define L1_CACHE_BYTES	(1 << L1_CACHE_SHIFT)

#define __read_mostly __attribute__((__section__(".data.read_mostly")))

#ifdef CONFIG_X86_VSMP
/* vSMP Internode cacheline shift */
#define INTERNODE_CACHE_SHIFT (12)
#ifdef CONFIG_SMP
#define __cacheline_aligned_in_smp					\
	__attribute__((__aligned__(1 << (INTERNODE_CACHE_SHIFT))))	\
	__attribute__((__section__(".data.page_aligned")))
#endif
#endif

#endif /* _ASM_X86_CACHE_H */
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