On Tue, Apr 27, 2010 at 03:10:49PM +0800, Huang Ying wrote: > In common cases, guest SRAO MCE will cause corresponding poisoned page > be un-mapped in host and SIGBUS be sent to QEMU-KVM, then QEMU-KVM > will relay the MCE to guest OS. > > But it is possible that the poisoned page is accessed in guest after > un-mapped in host and before MCE is relayed to guest OS. So that, the > SRAR SIGBUS is sent to QEMU-KVM before the SRAO SIGBUS, and if > QEMU-KVM relays them to guest OS one by one, guest system may reset, > because the SRAO MCE may be triggered while the SRAR MCE is being > processed. In fact, the SRAO MCE can be ignored in this situation, so > that the guest system is given opportunity to survive. > > Signed-off-by: Huang Ying <ying.hu...@intel.com>
Applied, thanks. -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
