perf: Use new infrastructure to fix deadlocks in execve

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This changes perf_event_set_clock to use the new exec_update_mutex
instead of cred_guard_mutex.

This should be safe, as the credentials are only used for reading.

Signed-off-by: Bernd Edlinger <bernd.edlinger@hotmail.de>
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>

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Bernd Edlinger 2020-03-20 21:27:55 +01:00 • committed by Eric W. Biederman

parent 76518d3798

commit 6914303824

1 changed files with 6 additions and 6 deletions

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kernel/events/core.c

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