diff options
| author | Ingo Molnar <mingo@elte.hu> | 2009-05-26 02:10:00 -0400 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-05-26 03:49:28 -0400 |
| commit | 79202ba9ff8cf570a75596f42e011167734d1c4b (patch) | |
| tree | a7a2ebd002db9a212319da0bdc82609fe47e49e1 /kernel/kthread.c | |
| parent | 8a7b8cb91f26a671f22cedc7fd54508667f2d9b9 (diff) | |
perf_counter, x86: Fix APIC NMI programming
My Nehalem box locks up in certain situations (with an
always-asserted NMI causing a lockup) if the PMU LVT
entry is programmed between NMI and IRQ mode with a
high frequency.
Standardize exlusively on NMIs instead.
[ Impact: fix lockup ]
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: Marcelo Tosatti <mtosatti@redhat.com>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: John Kacur <jkacur@redhat.com>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/kthread.c')
0 files changed, 0 insertions, 0 deletions