mirror of https://gitee.com/openkylin/linux.git
8c8a9b25b5
When fixing the frequency calculations for perf on powerpc I forgot to fix the FSL version. If we dont set event->hw.last_period the frequency to period calculations in perf go haywire and we continually throttle/unthrottle the PMU. Signed-off-by: Anton Blanchard <anton@samba.org> Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Scott Wood <scottwood@freescale.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Arnaldo Carvalho de Melo <acme@ghostprotocols.net> Cc: linuxppc-dev@lists.ozlabs.org Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> LKML-Reference: <20110118214404.2f42e634@kryten> Signed-off-by: Ingo Molnar <mingo@elte.hu> |
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