Messages in this thread Patch in this message | | | Date | Mon, 15 Jun 2009 17:18:45 +0900 | From | Hidetoshi Seto <> | Subject | [PATCH 01/16] x86, mce: don't init timer if !mce_available |
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In mce_cpu_restart, mce_init_timer is called unconditionally. If !mce_available (e.g. mce is disabled), there are no useful work for timer. Stop running it.
Signed-off-by: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com> --- arch/x86/kernel/cpu/mcheck/mce.c | 5 +++-- 1 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c index fabba15..6f9db11 100644 --- a/arch/x86/kernel/cpu/mcheck/mce.c +++ b/arch/x86/kernel/cpu/mcheck/mce.c @@ -1609,8 +1609,9 @@ static int mce_resume(struct sys_device *dev) static void mce_cpu_restart(void *data) { del_timer_sync(&__get_cpu_var(mce_timer)); - if (mce_available(¤t_cpu_data)) - mce_init(); + if (!mce_available(¤t_cpu_data)) + return; + mce_init(); mce_init_timer(); } -- 1.6.3
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