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(parent: 3226223) | patch
KVM: limit lapic periodic timer frequency
authorMarcelo Tosatti <mtosatti@redhat.com>
Fri, 18 Sep 2009 23:08:05 +0000 (20:08 -0300)
committerGreg Kroah-Hartman <gregkh@suse.de>
Mon, 5 Oct 2009 15:27:56 +0000 (08:27 -0700)
commitd1dbc751eb2a4aaf628cc9dac6954e1bd1afc531
tree9a2fc8195db260062260b64158c6675cb3a1b0f4tree | snapshot
parent322622336aace4c8fbf9e97a96f9cfa91d3cefaccommit | diff
KVM: limit lapic periodic timer frequency

(cherry picked from commit 1444885a045fe3b1905a14ea1b52540bf556578b)

Otherwise its possible to starve the host by programming lapic timer
with a very high frequency.

Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
arch/x86/kvm/lapic.c diff | blob | history
wrapfs-4.13.y