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    SubjectRe: [PATCH 2.6.14-rc1-git5] sched: disable preempt in idle tasks

    On Thu, 2005-09-22 at 13:25, Nick Piggin wrote:
    > Andrew Morton wrote:
    > > Nick Piggin <> wrote:
    > >
    > >>This patch should hopefully fix Nigel's bug.
    > >>
    > >> Split out from sched-resched-opt.patch. Tested on i386 with acpi idle
    > >> and poll idle (previous iterations tested on various other architectures).
    > >
    > >
    > > This makes the emt64 machine reboot itself, which iirc was the behaviour in
    > > the failing patch from which this one was split out.
    > >
    > > The machine is using acpi_processor_idle().
    > >
    > OK, thanks. That must be the preempt_disable() being called in
    > start_secondary(). Maybe I should have listened to the comment.
    > Can you try the following patch?

    Well, I did manage to reproduce the bug again without Nick's patches. It
    seems it only occurs when I really want it to suspend because I'm going
    home :). I'll apply Nick's patches now and give it some testing for a
    few days.



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      Last update: 2005-09-26 01:29    [W:0.033 / U:0.736 seconds]
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