From mboxrd@z Thu Jan  1 00:00:00 1970
From: Oleg Nesterov <oleg@redhat.com>
Subject: Re: [PATCH 2/3] drm/scheduler: Don't call wait_event_killable for
 signaled process.
Date: Wed, 25 Apr 2018 19:17:57 +0200
Message-ID: <20180425171757.GA10441@redhat.com>
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To: Andrey Grodzovsky <Andrey.Grodzovsky@amd.com>
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On 04/25, Andrey Grodzovsky wrote:
>
> here (drm_sched_entity_fini) is also a bad idea, but we still want to be
> able to exit immediately
> and not wait for GPU jobs completion when the reason for reaching this code
> is because of KILL
> signal to the user process who opened the device file.

Can you hook f_op->flush method?

Oleg.