From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756953AbYIYMEu (ORCPT ); Thu, 25 Sep 2008 08:04:50 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754591AbYIYL4T (ORCPT ); Thu, 25 Sep 2008 07:56:19 -0400 Received: from mx2.redhat.com ([66.187.237.31]:48603 "EHLO mx2.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754723AbYIYL4O (ORCPT ); Thu, 25 Sep 2008 07:56:14 -0400 From: Avi Kivity To: linux-kernel@vger.kernel.org Cc: kvm@vger.kernel.org, Avi Kivity Subject: [PATCH 30/39] KVM: Don't call get_user_pages(.force = 1) Date: Thu, 25 Sep 2008 14:55:02 +0300 Message-Id: <1222343711-12508-31-git-send-email-avi@redhat.com> In-Reply-To: <1222343711-12508-1-git-send-email-avi@redhat.com> References: <1222343711-12508-1-git-send-email-avi@redhat.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Avi Kivity This is esoteric and only needed to break COW on MAP_SHARED mappings. Since KVM no longer does these sorts of mappings, breaking COW on them is no longer necessary. Signed-off-by: Avi Kivity --- virt/kvm/kvm_main.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index 0309571..de3b029 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -734,7 +734,7 @@ pfn_t gfn_to_pfn(struct kvm *kvm, gfn_t gfn) return page_to_pfn(bad_page); } - npages = get_user_pages(current, current->mm, addr, 1, 1, 1, page, + npages = get_user_pages(current, current->mm, addr, 1, 1, 0, page, NULL); if (unlikely(npages != 1)) { -- 1.6.0.1