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-rw-r--r--arch/i386/kernel/tsc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/i386/kernel/tsc.c b/arch/i386/kernel/tsc.c
index 1c3c927755d..7e0d8dab207 100644
--- a/arch/i386/kernel/tsc.c
+++ b/arch/i386/kernel/tsc.c
@@ -337,7 +337,7 @@ static struct clocksource clocksource_tsc = {
.name = "tsc",
.rating = 300,
.read = read_tsc,
- .mask = (cycle_t)-1,
+ .mask = CLOCKSOURCE_MASK(64),
.mult = 0, /* to be set */
.shift = 22,
.update_callback = tsc_update_callback,