Messages in this thread | | | Subject | Re: [PATCH]CPU hotplug breaks wake_up_new_task | From | Shaohua Li <> | Date | Tue, 31 May 2005 17:11:06 +0800 |
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On Tue, 2005-05-31 at 18:50 +1000, Nick Piggin wrote: > Shaohua Li wrote: > > > I must be over considering. Ok, how does this updated one look? > > > > > > Looks like you've found a race, alright. Nice work! > > I think it would be preferable to do the check in kernel/fork.c, > after the tasklist lock is taken (and you'll need to rediff the > patch for the -mm tree). It seems there is still a race between copy_process and wake_up_new_task to me (cpu offline after copy_process). Am I missing anything?
Thanks, Shaohua
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