root/include/asm-x86/cache.h

INCLUDED FROM

#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 */