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| author | KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> | 2009-03-11 10:14:26 +0900 |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2009-03-10 22:33:06 -0700 |
| commit | 5490fa96735ce0e2af270c0868987d644b9a38ec (patch) | |
| tree | 406846ce05eb1f815000327204cde48aaacfcd3f /arch/x86/kernel/cpu/mcheck/mce_64.c | |
| parent | 73af76dfd1f998dba71d8e8e785cbe77a990bf17 (diff) | |
| download | linux-stable-5490fa96735ce0e2af270c0868987d644b9a38ec.tar.gz linux-stable-5490fa96735ce0e2af270c0868987d644b9a38ec.tar.bz2 linux-stable-5490fa96735ce0e2af270c0868987d644b9a38ec.zip | |
x86, mce: use round_jiffies() instead round_jiffies_relative()
Impact: saving power _very_ little
round_jiffies() round up absolute jiffies to full second.
round_jiffies_relative() round up relative jiffies to full second.
The "t->expires" is absolute jiffies. Then, round_jiffies() should be
used instead round_jiffies_relative().
Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: H. Peter Anvin <hpa@linux.intel.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'arch/x86/kernel/cpu/mcheck/mce_64.c')
| -rw-r--r-- | arch/x86/kernel/cpu/mcheck/mce_64.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/kernel/cpu/mcheck/mce_64.c b/arch/x86/kernel/cpu/mcheck/mce_64.c index bfbd5323a635..ca14604611ec 100644 --- a/arch/x86/kernel/cpu/mcheck/mce_64.c +++ b/arch/x86/kernel/cpu/mcheck/mce_64.c @@ -639,7 +639,7 @@ static void mce_init_timer(void) if (!next_interval) return; setup_timer(t, mcheck_timer, smp_processor_id()); - t->expires = round_jiffies_relative(jiffies + next_interval); + t->expires = round_jiffies(jiffies + next_interval); add_timer(t); } @@ -1110,7 +1110,7 @@ static int __cpuinit mce_cpu_callback(struct notifier_block *nfb, break; case CPU_DOWN_FAILED: case CPU_DOWN_FAILED_FROZEN: - t->expires = round_jiffies_relative(jiffies + next_interval); + t->expires = round_jiffies(jiffies + next_interval); add_timer_on(t, cpu); smp_call_function_single(cpu, mce_reenable_cpu, &action, 1); break; |