/* SPDX-License-Identifier: GPL-2.0 */#ifndef PERF_CACHELINE_H#define PERF_CACHELINE_H #include <linux/compiler.h> int __pure cacheline_size(void);  /* * Some architectures have 'Adjacent Cacheline Prefetch' feature, * which performs like the cacheline size being doubled. */static inline u64 cl_address(u64 address, bool double_cl){	u64 size = cacheline_size(); 	if (double_cl)		size *= 2; 	/* return the cacheline of the address */	return (address & ~(size - 1));} static inline u64 cl_offset(u64 address, bool double_cl){	u64 size = cacheline_size(); 	if (double_cl)		size *= 2; 	/* return the offset inside cacheline */	return (address & (size - 1));} #endif // PERF_CACHELINE_H