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| author | Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com> | 2009-06-24 00:21:10 (GMT) |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2009-06-25 20:33:02 (GMT) |
| commit | 5be6066a7f8d917db347d94f1b359b9b70dcb572 (patch) | |
| tree | e7e198b67bae27ca165fa37b039fdd9d21557711 /arch/x86/kernel/vm86_32.c | |
| parent | 5211a242d0cbdded372aee59da18f80552b0a80a (diff) | |
| download | linux-fsl-qoriq-5be6066a7f8d917db347d94f1b359b9b70dcb572.tar.xz | |
x86, mce: percpu mcheck_timer should be pinned
If CONFIG_NO_HZ + CONFIG_SMP, timer added via add_timer() might
be migrated on other cpu. Use add_timer_on() instead.
Avoids the following failure:
Maciej Rutecki wrote:
> > After normal boot I try:
> >
> > echo 1 > /sys/devices/system/machinecheck/machinecheck0/check_interval
> >
> > I found this in dmesg:
> >
> > [ 141.704025] ------------[ cut here ]------------
> > [ 141.704039] WARNING: at arch/x86/kernel/cpu/mcheck/mce.c:1102
> > mcheck_timer+0xf5/0x100()
Reported-by: Maciej Rutecki <maciej.rutecki@gmail.com>
Signed-off-by: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com>
Tested-by: Maciej Rutecki <maciej.rutecki@gmail.com>
Acked-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'arch/x86/kernel/vm86_32.c')
0 files changed, 0 insertions, 0 deletions