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| author | Lin Ming <ming.m.lin@intel.com> | 2010-08-25 21:06:32 +0000 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2010-08-25 15:15:33 +0200 |
| commit | 8d330919927ea31fa083b5a80084dc991da813a0 (patch) | |
| tree | 5c4ccce4ee5e660abfa497e842a7d356d18a674e /tools | |
| parent | 151772dbfad4dbe81721e40f9b3d588ea77bb7aa (diff) | |
| download | linux-8d330919927ea31fa083b5a80084dc991da813a0.tar.bz2 | |
perf, x86, Pentium4: Clear the P4_CCCR_FORCE_OVF flag
If on Pentium4 CPUs the FORCE_OVF flag is set then an NMI happens
on every event, which can generate a flood of NMIs. Clear it.
Reported-by: Vince Weaver <vweaver1@eecs.utk.edu>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: <stable@kernel.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'tools')
0 files changed, 0 insertions, 0 deletions