lkml.org 
[lkml]   [2013]   [Jul]   [31]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: [PATCH 17/18] sched: Retry migration of tasks to CPU on a preferred node
    On Wed, Jul 31, 2013 at 11:03:31AM +0100, Mel Gorman wrote:
    > On Thu, Jul 25, 2013 at 12:33:52PM +0200, Peter Zijlstra wrote:
    > >
    > > Subject: stop_machine: Introduce stop_two_cpus()
    > > From: Peter Zijlstra <peterz@infradead.org>
    > > Date: Sun Jul 21 12:24:09 CEST 2013
    > >
    > > Introduce stop_two_cpus() in order to allow controlled swapping of two
    > > tasks. It repurposes the stop_machine() state machine but only stops
    > > the two cpus which we can do with on-stack structures and avoid
    > > machine wide synchronization issues.
    > >
    > > Signed-off-by: Peter Zijlstra <peterz@infradead.org>
    >
    > Clever! I did not spot any problems so will be pulling this (and
    > presumably the next patch) into the series. Thanks!

    You mean aside from the glaring lack of hotplug handling? :-)


    \
     
     \ /
      Last update: 2013-07-31 12:21    [W:5.486 / U:0.012 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site