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authorPeter Zijlstra <peterz@infradead.org>2016-08-30 08:15:03 (GMT)
committerIngo Molnar <mingo@kernel.org>2016-09-05 09:55:00 (GMT)
commit58763148758057ffc447bf990321d3ea86d199a0 (patch)
treebdd43eb58b713c04495250eaa834819655bfdf0f /Documentation
parentc6935931c1894ff857616ff8549b61236a19148f (diff)
downloadlinux-58763148758057ffc447bf990321d3ea86d199a0.tar.xz
perf/core: Remove WARN from perf_event_read()
This effectively reverts commit: 71e7bc2bab77 ("perf/core: Check return value of the perf_event_read() IPI") ... and puts in a comment explaining why we ignore the return value. Reported-by: Vegard Nossum <vegard.nossum@gmail.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: David Carrillo-Cisneros <davidcc@google.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Fixes: 71e7bc2bab77 ("perf/core: Check return value of the perf_event_read() IPI") Signed-off-by: Ingo Molnar <mingo@kernel.org>
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