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(parent: 5097435) | patch
i386: Handle P6s without performance counters in nmi watchdog
authorAndi Kleen <ak@suse.de>
Wed, 15 Aug 2007 10:38:58 +0000 (12:38 +0200)
committerGreg Kroah-Hartman <gregkh@suse.de>
Wed, 22 Aug 2007 23:23:27 +0000 (16:23 -0700)
commitc2c1d493fa0ee16491bffd6682cf4f479b8792c2
treec159b6d25fb2199f6490283e57a85b05bbfa03ectree | snapshot
parent5097435305fa695dfa018efd662a18a7e5134e37commit | diff
i386: Handle P6s without performance counters in nmi watchdog

I got an oops while booting a 32bit kernel on KVM because it doesn't
implement performance counters used by the NMI watchdog. Handle this
case.

Cc: Avi Kivity <avi@qumranet.com>
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
arch/i386/kernel/cpu/perfctr-watchdog.c diff | blob | history
Linux kernels and configurations used by Zygo.