From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pg0-f72.google.com (mail-pg0-f72.google.com [74.125.83.72]) by kanga.kvack.org (Postfix) with ESMTP id 093F16B0006 for ; Mon, 26 Mar 2018 17:24:04 -0400 (EDT) Received: by mail-pg0-f72.google.com with SMTP id e19so10066348pga.1 for ; Mon, 26 Mar 2018 14:24:04 -0700 (PDT) Received: from mail.linuxfoundation.org (mail.linuxfoundation.org. [140.211.169.12]) by mx.google.com with ESMTPS id t2-v6si15225627plm.3.2018.03.26.14.24.03 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 26 Mar 2018 14:24:03 -0700 (PDT) Date: Mon, 26 Mar 2018 14:24:00 -0700 From: Andrew Morton 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> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: 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 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