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    SubjectRe: [PATCH 1/2] oom: do not live lock on frozen tasks
    On Mon, 26 Sep 2011 10:28:37 +0200, Michal Hocko <> wrote:
    > On Fri 26-08-11 11:13:40, David Rientjes wrote:
    > > I'd love to be able to do a thaw on a PF_FROZEN task in the oom killer
    > > followed by a SIGKILL if that task is selected for oom kill without an
    > > heuristic change. Not sure if that's possible, so we'll wait for Rafael
    > > to chime in.
    > We have discussed that with Rafael and it should be safe to do that. See
    > the patch bellow.
    > The only place I am not entirely sure about is run_guest
    > (drivers/lguest/core.c). It seems that the code is able to cope with
    > signals but it also calls lguest_arch_run_guest after try_to_freeze.

    Yes; if you want to kill things in the refrigerator(), then will a

    if (cpu->lg->dead || task_is_dead(current))

    Work? That break means we return to the read() syscall pretty much

    Thanks for the CC,

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      Last update: 2011-09-26 12:37    [W:0.024 / U:194.676 seconds]
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