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authorMark Brown <broonie@kernel.org>2014-11-26 20:37:57 +0000
committerMark Brown <broonie@kernel.org>2014-11-26 20:37:57 +0000
commitcf2394f70cf7774a107fbaa1ef5010db4bd69baa (patch)
treee79e3e479d04213a67ecd47b31c7db648b0313c2 /arch/x86/kernel/tsc.c
parent45fc84c668ba6cc08cbae74042be838bf9283d98 (diff)
parent206c5f60a3d902bc4b56dab2de3e88de5eb06108 (diff)
Merge tag 'v3.18-rc4' into regulator-max77802
Linux 3.18-rc4
Diffstat (limited to 'arch/x86/kernel/tsc.c')
-rw-r--r--arch/x86/kernel/tsc.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c
index b6025f9e36c6..b7e50bba3bbb 100644
--- a/arch/x86/kernel/tsc.c
+++ b/arch/x86/kernel/tsc.c
@@ -1166,14 +1166,17 @@ void __init tsc_init(void)
x86_init.timers.tsc_pre_init();
- if (!cpu_has_tsc)
+ if (!cpu_has_tsc) {
+ setup_clear_cpu_cap(X86_FEATURE_TSC_DEADLINE_TIMER);
return;
+ }
tsc_khz = x86_platform.calibrate_tsc();
cpu_khz = tsc_khz;
if (!tsc_khz) {
mark_tsc_unstable("could not calculate TSC khz");
+ setup_clear_cpu_cap(X86_FEATURE_TSC_DEADLINE_TIMER);
return;
}