On 02/10/2012 02:28 PM, Takuya Yoshikawa wrote: > Other threads may process the same page in that small window and skip > TLB flush and then return before these functions do flush. > It is possible that flush tlb in mmu lock only when writeable spte is invalided? Sometimes, kvm_flush_remote_tlbs need long time to wait. -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html