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    SubjectRe: [PATCH] kthread: Don't depend on work queues
    On 04/11, Gautham R Shenoy wrote:
    > On Wed, Apr 11, 2007 at 12:13:34PM +0200, Rafael J. Wysocki wrote:
    > >
    > > It should be calling try_to_freeze() somewhere anyway. We may need to freeze
    > > all tasks in some cases.
    > How about
    > for (;;) {
    > try_to_freeze();
    > ?


    > This change allows us to make all the worker threads freezeable by default.
    > >From cpu-hotplug perspective, helper_wq was the only singlethreaded
    > non-freezeable workqueue.

    I think Eric's patch is what you need. We should _not_ freeze kthreadd(), we
    need kthread_create() after freezing. Now it doesn't depend on workqueues, we
    can freeze them all, single-thread or not.

    I like this patch.


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      Last update: 2007-04-11 13:51    [W:0.020 / U:9.632 seconds]
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