Messages in this thread | | | Date | Wed, 13 Mar 2024 11:06:46 -0300 | From | Arnaldo Carvalho de Melo <> | Subject | Re: [PATCH v2 0/4] perf: Make SIGTRAP and __perf_pending_irq() work on RT. |
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On Wed, Mar 13, 2024 at 02:46:45PM +0100, Sebastian Andrzej Siewior wrote: > On 2024-03-13 10:28:41 [-0300], Arnaldo Carvalho de Melo wrote: > > > One part I don't get: did you let it run or did you kill it? > > > > If I let them run they will finish and exit, no exec_child remains. > > > > If I instead try to stop the loop that goes on forking the 100 of them, > > then the exec_child remain spinning. > > Okay. So that problem only exists if you intervene. And you can > reproduce this odd behaviour with my patches but not without them, > right?
See the next message, I managed to reproduce that behaviour in a non-RT kernel as well.
- Arnaldo
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