1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef PERF_CACHELINE_H 3 #define PERF_CACHELINE_H 4 5 #include <linux/compiler.h> 6 7 int __pure cacheline_size(void); 8 9 static inline u64 cl_address(u64 address) 10 { 11 /* return the cacheline of the address */ 12 return (address & ~(cacheline_size() - 1)); 13 } 14 15 static inline u64 cl_offset(u64 address) 16 { 17 /* return the cacheline of the address */ 18 return (address & (cacheline_size() - 1)); 19 } 20 21 #endif // PERF_CACHELINE_H 22