lkml.org 
[lkml]   [2013]   [Dec]   [10]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH v3 11/12] sched/numa: drop unnecessary variable in task_weight
On Sun, Dec 08, 2013 at 02:14:52PM +0800, Wanpeng Li wrote:
> Drop unnecessary total_faults variable in function task_weight to unify
> task_weight and group_weight.
>
> Signed-off-by: Wanpeng Li <liwanp@linux.vnet.ibm.com>

Reviewed-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>

> ---
> kernel/sched/fair.c | 11 ++---------
> 1 files changed, 2 insertions(+), 9 deletions(-)
>
> diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
> index 942e67b..df8b677 100644
> --- a/kernel/sched/fair.c
> +++ b/kernel/sched/fair.c
> @@ -947,17 +947,10 @@ static inline unsigned long group_faults(struct task_struct *p, int nid)
> */
> static inline unsigned long task_weight(struct task_struct *p, int nid)
> {
> - unsigned long total_faults;
> -
> - if (!p->numa_faults)
> - return 0;
> -
> - total_faults = p->total_numa_faults;
> -
> - if (!total_faults)
> + if (!p->numa_faults || !p->total_numa_faults)
> return 0;
>
> - return 1000 * task_faults(p, nid) / total_faults;
> + return 1000 * task_faults(p, nid) / p->total_numa_faults;
> }
>
> static inline unsigned long group_weight(struct task_struct *p, int nid)
> --
> 1.7.5.4
>


\
 
 \ /
  Last update: 2013-12-10 08:41    [W:1.753 / U:0.100 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site