Re: [PATCH] oom: break after selecting process to kill

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On Fri 12-09-14 04:23:29, Niv Yehezkel wrote:
[...]
> From 1e92f232e9367565d93629b54117b27b9bbfebda Mon Sep 17 00:00:00 2001
> From: Niv Yehezkel <executerx@xxxxxxxxx>
> Date: Fri, 12 Sep 2014 04:21:48 -0400
> Subject: [PATCH] break after selecting process to kill
> 
> 

Now the justification please ;)

> Signed-off-by: Niv Yehezkel <executerx@xxxxxxxxx>
> ---
>  mm/oom_kill.c |    4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/mm/oom_kill.c b/mm/oom_kill.c
> index 1e11df8..3203578 100644
> --- a/mm/oom_kill.c
> +++ b/mm/oom_kill.c
> @@ -315,7 +315,7 @@ static struct task_struct *select_bad_process(unsigned int *ppoints,
>  		case OOM_SCAN_SELECT:
>  			chosen = p;
>  			chosen_points = ULONG_MAX;
> -			/* fall through */
> +			break;
>  		case OOM_SCAN_CONTINUE:
>  			continue;
>  		case OOM_SCAN_ABORT:
> @@ -324,6 +324,8 @@ static struct task_struct *select_bad_process(unsigned int *ppoints,
>  		case OOM_SCAN_OK:
>  			break;
>  		};
> +		if (chosen_points == ULONG_MAX)
> +			break;
>  		points = oom_badness(p, NULL, nodemask, totalpages);
>  		if (!points || points < chosen_points)
>  			continue;
> -- 
> 1.7.10.4
> 


-- 
Michal Hocko
SUSE Labs

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