linux/tools/perf/util/cacheline.h
Arnaldo Carvalho de Melo 125009026b perf cacheline: Move cacheline related routines to separate files
To disentangle util/sort.h a bit more.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: https://lkml.kernel.org/n/tip-6kbf2cauas06rbqp15pyter5@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2019-08-26 11:58:29 -03:00

22 lines
448 B
C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef PERF_CACHELINE_H
#define PERF_CACHELINE_H
#include <linux/compiler.h>
int __pure cacheline_size(void);
static inline u64 cl_address(u64 address)
{
/* return the cacheline of the address */
return (address & ~(cacheline_size() - 1));
}
static inline u64 cl_offset(u64 address)
{
/* return the cacheline of the address */
return (address & (cacheline_size() - 1));
}
#endif // PERF_CACHELINE_H