Cregit: Linux 5.2: cache.h

Contributors: 6
Author	Tokens	Token Proportion	Commits	Commit Proportion
Thomas Gleixner	32	65.31%	2	28.57%
Jan Beulich	9	18.37%	1	14.29%
H. Peter Anvin	3	6.12%	1	14.29%
Tim Abbott	3	6.12%	1	14.29%
Greg Kroah-Hartman	1	2.04%	1	14.29%
Denys Vlasenko	1	2.04%	1	14.29%
Total	49		7

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_CACHE_H
#define _ASM_X86_CACHE_H

#include <linux/linkage.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")))

#define INTERNODE_CACHE_SHIFT CONFIG_X86_INTERNODE_CACHE_SHIFT
#define INTERNODE_CACHE_BYTES (1 << INTERNODE_CACHE_SHIFT)

#ifdef CONFIG_X86_VSMP
#ifdef CONFIG_SMP
#define __cacheline_aligned_in_smp					\
	__attribute__((__aligned__(INTERNODE_CACHE_BYTES)))		\
	__page_aligned_data
#endif
#endif

#endif /* _ASM_X86_CACHE_H */