perf/x86: Add a native_perf_sched_clock_from_tsc()

[deliverable/linux.git] / arch / x86 / include / asm / tsc.h

diff --git a/arch/x86/include/asm/tsc.h b/arch/x86/include/asm/tsc.h
index 94605c0e9ceebc0058b18b995a5ac4f73a0d2aa6..aad56eb3bbe2374e439161da7bf563406b1cc73f 100644 (file)
--- a/arch/x86/include/asm/tsc.h
+++ b/arch/x86/include/asm/tsc.h
@@ -51,6 +51,7 @@ extern int unsynchronized_tsc(void);
 extern int check_tsc_unstable(void);
 extern int check_tsc_disabled(void);
 extern unsigned long native_calibrate_tsc(void);
+extern unsigned long long native_sched_clock_from_tsc(u64 tsc);
 
 extern int tsc_clocksource_reliable;