From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: [PATCH 03/11] KVM: MMU: Set shadow pte atomically in mmu_pte_write_zap_pte() Date: Sun, 21 Oct 2007 13:08:04 +0200 Message-ID: <1192964892875-git-send-email-avi@qumranet.com> References: <1192964892617-git-send-email-avi@qumranet.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Avi Kivity To: kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Return-path: In-Reply-To: <1192964892617-git-send-email-avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Errors-To: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: kvm.vger.kernel.org From: Izik Eidus Setting shadow page table entry should be set atomicly using set_shadow_pte(). Signed-off-by: Izik Eidus Signed-off-by: Avi Kivity --- drivers/kvm/mmu.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/kvm/mmu.c b/drivers/kvm/mmu.c index 6d84d30..7171618 100644 --- a/drivers/kvm/mmu.c +++ b/drivers/kvm/mmu.c @@ -1088,7 +1088,7 @@ static void mmu_pte_write_zap_pte(struct kvm_vcpu *vcpu, mmu_page_remove_parent_pte(child, spte); } } - *spte = 0; + set_shadow_pte(spte, 0); kvm_flush_remote_tlbs(vcpu->kvm); } -- 1.5.3 ------------------------------------------------------------------------- This SF.net email is sponsored by: Splunk Inc. Still grepping through log files to find problems? Stop. Now Search log events and configuration files using AJAX and a browser. Download your FREE copy of Splunk now >> http://get.splunk.com/