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(parent: 942da08) | patch
NMI watchdog: don't try to run too slow.
authorKeir Fraser <keir.fraser@citrix.com>
Mon, 20 Oct 2008 14:11:19 +0000 (15:11 +0100)
committerKeir Fraser <keir.fraser@citrix.com>
Mon, 20 Oct 2008 14:11:19 +0000 (15:11 +0100)
commit4fe64c10cb285a270ba9a7b630ed33b009f0c633
treea6fb5de4a07bf28dd3fadcac7d72b5ab1375a854tree | snapshot
parent942da08c6c66aa8ebd0db4d7cbe0b06426bc6c53commit | diff
NMI watchdog: don't try to run too slow.

The way MSR writes of performance counters works means that Intel
CPUs running faster than about 2.1GHz can't set the NMI timer to 1Hz.

Signed-off-by: Tim Deegan <Tim.Deegan@citrix.com>
xen/arch/x86/nmi.c diff | blob | history
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