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1c250d709f
In case if last active performance counter is not overflowed at moment of NMI being triggered by another counter, the irq statistics may miss an update stage. As a more serious consequence -- apic quirk may not be triggered so apic lvt entry stay masked. Tested-by: Lin Ming <ming.m.lin@intel.com> Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org> Cc: Stephane Eranian <eranian@google.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Frederic Weisbecker <fweisbec@gmail.com> LKML-Reference: <20100805150917.GA6311@lenovo> Signed-off-by: Ingo Molnar <mingo@elte.hu> |
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