1/*
 2 * X86 trace clocks
 3 */
 4#include <asm/trace_clock.h>
 5#include <asm/barrier.h>
 6#include <asm/msr.h>
 7
 8/*
 9 * trace_clock_x86_tsc(): A clock that is just the cycle counter.
10 *
11 * Unlike the other clocks, this is not in nanoseconds.
12 */
13u64 notrace trace_clock_x86_tsc(void)
14{
15	return rdtsc_ordered();
16}