clocksource: Check per-CPU clock synchronization when marked unstable

[sfrench/cifs-2.6.git] / arch / x86 / kernel / tsc.c

diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c
index 57ec01192180534964b60e11090313b749f250d8..6eb1b097e97eba5f827016363813e61e87939d23 100644 (file)
--- a/arch/x86/kernel/tsc.c
+++ b/arch/x86/kernel/tsc.c
@@ -1152,7 +1152,8 @@ static struct clocksource clocksource_tsc = {
        .mask                   = CLOCKSOURCE_MASK(64),
        .flags                  = CLOCK_SOURCE_IS_CONTINUOUS |
                                  CLOCK_SOURCE_VALID_FOR_HRES |
-                                 CLOCK_SOURCE_MUST_VERIFY,
+                                 CLOCK_SOURCE_MUST_VERIFY |
+                                 CLOCK_SOURCE_VERIFY_PERCPU,
        .vdso_clock_mode        = VDSO_CLOCKMODE_TSC,
        .enable                 = tsc_cs_enable,
        .resume                 = tsc_resume,