From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752554AbeCZVYF (ORCPT ); Mon, 26 Mar 2018 17:24:05 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:47800 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751684AbeCZVYD (ORCPT ); Mon, 26 Mar 2018 17:24:03 -0400 Date: Mon, 26 Mar 2018 14:24:00 -0700 From: Andrew Morton To: Wei Wang Cc: virtio-dev@lists.oasis-open.org, linux-kernel@vger.kernel.org, virtualization@lists.linux-foundation.org, kvm@vger.kernel.org, linux-mm@kvack.org, mst@redhat.com, mhocko@kernel.org, pbonzini@redhat.com, liliang.opensource@gmail.com, yang.zhang.wz@gmail.com, quan.xu0@gmail.com, nilal@redhat.com, riel@redhat.com, huangzhichao@huawei.com Subject: Re: [PATCH v29 3/4] mm/page_poison: expose page_poisoning_enabled to kernel modules Message-Id: <20180326142400.82c7f29992c4b0c3a8f4d230@linux-foundation.org> In-Reply-To: <1522031994-7246-4-git-send-email-wei.w.wang@intel.com> References: <1522031994-7246-1-git-send-email-wei.w.wang@intel.com> <1522031994-7246-4-git-send-email-wei.w.wang@intel.com> X-Mailer: Sylpheed 3.5.1 (GTK+ 2.24.31; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 26 Mar 2018 10:39:53 +0800 Wei Wang wrote: > In some usages, e.g. virtio-balloon, a kernel module needs to know if > page poisoning is in use. This patch exposes the page_poisoning_enabled > function to kernel modules. Acked-by: Andrew Morton