[PATCH 2/3] drm/scheduler: Don't call wait_event_killable for signaled process.
oleg at redhat.com
Wed Apr 25 13:55:52 UTC 2018
On 04/24, Eric W. Biederman wrote:
> Let me respectfully suggest that the wait_event_killable on that code
> path is wrong.
I tend to agree even if I don't know this code.
But if it can be called from f_op->release() then any usage of "current" or
signals looks suspicious. Simply because "current" can be completely irrelevant
task which does the last fput(), say, cat /proc/pid/fdinfo/... or even a kernel
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