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authorTakashi Iwai <tiwai@suse.de>2014-11-20 21:46:04 +0100
committerTakashi Iwai <tiwai@suse.de>2014-11-20 21:46:04 +0100
commita69862d8d04e4877965cc938140c9f8e6da0b827 (patch)
tree667cace5c2fad872871e4d24d0c895664f0e0bc6 /arch/x86/kernel/tsc.c
parent0f32fd1900e6b972f289416dbd75e92772b630cb (diff)
parent01cb156edbbd4e6c4fd8db0d05f18c62c424f9aa (diff)
Merge branch 'for-linus' into test/usb-resume
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;
}