Messages in this thread | | | Date | Thu, 14 May 2020 11:19:40 +0200 | From | Peter Zijlstra <> | Subject | Re: [patch V4 part 1 05/36] x86/entry: Flip _TIF_SIGPENDING and _TIF_NOTIFY_RESUME handling |
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On Wed, May 13, 2020 at 10:51:53PM -0400, Mathieu Desnoyers wrote:
> Yes, I'm very well aware of this. But the patch commit message states: > > "Make sure task_work runs before any kind of userspace -- very much > including signals -- is invoked." > > which seems to imply that "userspace" can be "invoked" before the task_work > runs. Which makes no sense whatsoever. Hence my confused state.
I initially missed the run_task_work in the signal handling maze. Then later figured this order still made more sense, but apparently there's an actual problem.
I've no problem with the patch getting dropped.
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