tree cd007170b0f20f724924ff53897bf534847e14c4
parent 29979aa8bd69becd94cbad59093807a417ce2a9e
author John Blackwood <john.blackwood@ccur.com> 1285711391 -0400
committer Ingo Molnar <mingo@elte.hu> 1286876701 +0200

perf: Fix incorrect copy_from_user() usage

perf events: repair incorrect use of copy_from_user

This makes the perf_event_period() return 0 instead of
-EFAULT on success.

Signed-off-by: John Blackwood<john.blackwood@ccur.com>
Signed-off-by: Joe Korty <joe.korty@ccur.com>
Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <20100928220311.GA18145@tsunami.ccur.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>