-
Gleb Natapov authored
If PMU counter has PEBS enabled it is not enough to disable counter on a guest entry since PEBS memory write can overshoot guest entry and corrupt guest memory. Disabling PEBS during guest entry solves the problem. Tested-by:
David Ahern <dsahern@gmail.com> Signed-off-by:
Gleb Natapov <gleb@redhat.com> Signed-off-by:
Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/20120809085234.GI3341@redhat.comSigned-off-by:
Thomas Gleixner <tglx@linutronix.de>
26a4f3c0