Messages in this thread | | | Date | Fri, 8 Jan 2021 10:32:36 +0100 | From | Peter Zijlstra <> | Subject | Re: [PATCH] [RFC] rt: kernel/sched/core: fix kthread_park() pending too long when CPU un-plugged |
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On Thu, Jan 07, 2021 at 04:28:43PM +0100, Sebastian Siewior wrote: > This sleep can be triggered by ptrace/strace() and with brief testing I > can trigger the sleep there but I don't get it anywhere near where I > would notice it with cyclictest.
It's a single task wakeup (the caller), doing that from hardirq context really should not be a problem, we do lots of that in RT already.
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