mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-08-20 14:16:02 +00:00
a6a69db4b6
Move the rdtsc() function so it can be reusued. Signed-off-by: Adrian Hunter <adrian.hunter@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Namhyung Kim <namhyung@gmail.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/r/1406035081-14301-24-git-send-email-adrian.hunter@intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
12 lines
254 B
C
12 lines
254 B
C
#ifndef __PERF_TSC_H
|
|
#define __PERF_TSC_H
|
|
|
|
#include <linux/types.h>
|
|
|
|
#include "../arch/x86/util/tsc.h"
|
|
|
|
u64 perf_time_to_tsc(u64 ns, struct perf_tsc_conversion *tc);
|
|
u64 tsc_to_perf_time(u64 cyc, struct perf_tsc_conversion *tc);
|
|
u64 rdtsc(void);
|
|
|
|
#endif
|