Re: [PATCH] fix the MCE poll timer logic

[Thomas Gleixner]

On Tue, 5 Jun 2012, Chen Gong wrote:

> In commit 82f7af09 (x86/mce: Cleanup timer mess), Thomas just forgot
> the "/ 2" there while cleaning up.
> 
> Signed-off-by: Chen Gong <gong.chen@xxxxxxxxxxxxxxx>

Acked-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>


> ---
>  arch/x86/kernel/cpu/mcheck/mce.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c
> index 0a687fd..a97f3c4 100644
> --- a/arch/x86/kernel/cpu/mcheck/mce.c
> +++ b/arch/x86/kernel/cpu/mcheck/mce.c
> @@ -1274,7 +1274,7 @@ static void mce_timer_fn(unsigned long data)
>  	 */
>  	iv = __this_cpu_read(mce_next_interval);
>  	if (mce_notify_irq())
> -		iv = max(iv, (unsigned long) HZ/100);
> +		iv = max(iv / 2, (unsigned long) HZ/100);
>  	else
>  		iv = min(iv * 2, round_jiffies_relative(check_interval * HZ));
>  	__this_cpu_write(mce_next_interval, iv);
> -- 
> 1.7.10
> 
> 
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