Messages in this thread | | | Date | Tue, 17 Jul 2018 20:34:50 +0200 | From | Peter Zijlstra <> | Subject | Re: [PATCH v4] stop_machine: Disable preemption after queueing stopper threads |
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On Tue, Jul 17, 2018 at 09:30:17AM -0700, Isaac J. Manjarres wrote: > After cpu_stop_queue_two_works() queues the cpu_stop works > for the stopper threads, it releases the locks held for > both threads, which enables preemption, which allows the > following race condition to occur:
Does not apply because an earlier version is already applied.
https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/kernel/stop_machine.c?id=9fb8d5dc4b649dd190e1af4ead670753e71bf907
if there still is a problem, please send a new patch that describes the remaining problem.
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