]> git.baikalelectronics.ru Git - kernel.git/commit
perf/x86-ibs: Catch spurious interrupts after stopping IBS
authorRobert Richter <robert.richter@amd.com>
Mon, 2 Apr 2012 18:19:17 +0000 (20:19 +0200)
committerIngo Molnar <mingo@kernel.org>
Wed, 9 May 2012 13:23:16 +0000 (15:23 +0200)
commite74390955abc07bff0ed0bbadd828a5ccb52ab47
tree9f4f3913a971b5a7acb990038dc661da40ecc13b
parentd8102a2d535c8e38b0e385a352c4a203e452cd4a
perf/x86-ibs: Catch spurious interrupts after stopping IBS

After disabling IBS there could be still incomming NMIs with samples
that even have the valid bit cleared. Mark all this NMIs as handled to
avoid spurious interrupt messages.

Signed-off-by: Robert Richter <robert.richter@amd.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1333390758-10893-12-git-send-email-robert.richter@amd.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
arch/x86/kernel/cpu/perf_event_amd_ibs.c