lkml.org 
[lkml]   [2012]   [Aug]   [17]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [RFC PATCH 0/1] sched: Add a new API to find the prefer idlest cpu
From
Date
Hello Ingo, Peter,

Have you had chance to review below patch?

Thanks
Shirley

On Sun, 2012-07-22 at 23:57 -0700, Shirley Ma wrote:
> Introduce a new API to choose per-cpu thread from cgroup control cpuset
> (allowed) and preferred cpuset (local numa-node).
>
> The receiving cpus of a networking device are not under cgroup controls.
> When such a networking device uses per-cpu thread model, the cpu which
> is chose to process the packets might not be part of cgroup cpusets
> without this API. On numa system, the preferred cpusets would help to
> reduce expensive cross memory access to/from the other node.
>
> Signed-off-by: Shirley Ma <xma@us.ibm.com>
> ---
>
> include/linux/sched.h | 2 ++
> kernel/sched/fair.c | 30 ++++++++++++++++++++++++++++++
> 2 files changed, 32 insertions(+), 0 deletions(-)
>
> Thanks
> Shirley
>
>
>
> --
> To unsubscribe from this list: send the line "unsubscribe netdev" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html
>




\
 
 \ /
  Last update: 2012-08-17 18:01    [from the cache]
©2003-2014 Jasper Spaans. Advertise on this site