Messages in this thread |  | | | Date | Tue, 17 Aug 2004 09:39:27 +0200 | | From | Ingo Molnar <> | | Subject | Re: [patch] voluntary-preempt-2.6.8.1-P1 |
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* Lee Revell <rlrevell@joe-job.com> wrote:
> > i don't know if this was mentioned before, but i sometimes see traces > > like this where half the entries are "preempt_schedule > > (copy_page_range)". I just wanted to ask if this is normal and expected > > behaviour. > > Yes, Ingo identified an issue with copy_page_range, I don't think it's > fixed yet. See the voluntary-preempt-2.6.8.1-P0 thread.
right, it's not fixed yet. It's not a trivial critical section - we are holding two locks and are mapping two atomic kmaps.
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