x86/vdso: Move VDSO clocksource state tracking to callback

[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 7e322e2daaf59e06841422dcbc926718a688a42d..742da141a30a4216b823d92808a4d4dd3e347452 100644 (file)
--- a/arch/x86/kernel/tsc.c
+++ b/arch/x86/kernel/tsc.c
@@ -1108,17 +1108,24 @@ static void tsc_cs_tick_stable(struct clocksource *cs)
                sched_clock_tick_stable();
 }
 
+static int tsc_cs_enable(struct clocksource *cs)
+{
+       vclocks_set_used(VCLOCK_TSC);
+       return 0;
+}
+
 /*
  * .mask MUST be CLOCKSOURCE_MASK(64). See comment above read_tsc()
  */
 static struct clocksource clocksource_tsc_early = {
-       .name                   = "tsc-early",
-       .rating                 = 299,
-       .read                   = read_tsc,
-       .mask                   = CLOCKSOURCE_MASK(64),
-       .flags                  = CLOCK_SOURCE_IS_CONTINUOUS |
+       .name                   = "tsc-early",
+       .rating                 = 299,
+       .read                   = read_tsc,
+       .mask                   = CLOCKSOURCE_MASK(64),
+       .flags                  = CLOCK_SOURCE_IS_CONTINUOUS |
                                  CLOCK_SOURCE_MUST_VERIFY,
-       .archdata               = { .vclock_mode = VCLOCK_TSC },
+       .archdata               = { .vclock_mode = VCLOCK_TSC },
+       .enable                 = tsc_cs_enable,
        .resume                 = tsc_resume,
        .mark_unstable          = tsc_cs_mark_unstable,
        .tick_stable            = tsc_cs_tick_stable,
@@ -1131,14 +1138,15 @@ static struct clocksource clocksource_tsc_early = {
  * been found good.
  */
 static struct clocksource clocksource_tsc = {
-       .name                   = "tsc",
-       .rating                 = 300,
-       .read                   = read_tsc,
-       .mask                   = CLOCKSOURCE_MASK(64),
-       .flags                  = CLOCK_SOURCE_IS_CONTINUOUS |
+       .name                   = "tsc",
+       .rating                 = 300,
+       .read                   = read_tsc,
+       .mask                   = CLOCKSOURCE_MASK(64),
+       .flags                  = CLOCK_SOURCE_IS_CONTINUOUS |
                                  CLOCK_SOURCE_VALID_FOR_HRES |
                                  CLOCK_SOURCE_MUST_VERIFY,
-       .archdata               = { .vclock_mode = VCLOCK_TSC },
+       .archdata               = { .vclock_mode = VCLOCK_TSC },
+       .enable                 = tsc_cs_enable,
        .resume                 = tsc_resume,
        .mark_unstable          = tsc_cs_mark_unstable,
        .tick_stable            = tsc_cs_tick_stable,