Messages in this thread | | | Date | Wed, 29 Mar 2023 15:33:37 +0200 | From | Sebastian Andrzej Siewior <> | Subject | Re: [PATCH] sched: Consider task_struct::saved_state in wait_task_inactive(). |
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On 2023-02-23 17:53:48 [+0100], To Peter Zijlstra wrote: > On 2023-02-22 14:36:14 [+0100], Peter Zijlstra wrote: > > Which if the very few wait_task_inactive() users requires this? > > ptrace is the remaining (known) one (just verified on v6.2-rt3). > ptrace_check_attach() waits for the child which blocks on tasklist_lock. > > tglx argued that wait_task_inactive() should work regardless of the > task, that is being waited for, blocks on a sleeping lock.
a polite ping.
Sebastian
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