From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pf0-f199.google.com (mail-pf0-f199.google.com [209.85.192.199]) by kanga.kvack.org (Postfix) with ESMTP id D76966B0011 for ; Wed, 14 Mar 2018 13:43:43 -0400 (EDT) Received: by mail-pf0-f199.google.com with SMTP id j12so1902493pff.18 for ; Wed, 14 Mar 2018 10:43:43 -0700 (PDT) Received: from mail-sor-f65.google.com (mail-sor-f65.google.com. [209.85.220.65]) by mx.google.com with SMTPS id r22sor861610pfd.16.2018.03.14.10.43.42 for (Google Transport Security); Wed, 14 Mar 2018 10:43:42 -0700 (PDT) Subject: Re: [PATCH 4/8] struct page: add field for vm_struct References: <20180313214554.28521-1-igor.stoppa@huawei.com> <20180313214554.28521-5-igor.stoppa@huawei.com> <20180313220040.GA15791@bombadil.infradead.org> From: J Freyensee Message-ID: <7b18521c-539b-2ba1-823e-e83be071c13f@gmail.com> Date: Wed, 14 Mar 2018 10:43:37 -0700 MIME-Version: 1.0 In-Reply-To: <20180313220040.GA15791@bombadil.infradead.org> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Content-Language: en-US Sender: owner-linux-mm@kvack.org List-ID: To: Matthew Wilcox , Igor Stoppa Cc: david@fromorbit.com, rppt@linux.vnet.ibm.com, keescook@chromium.org, mhocko@kernel.org, labbott@redhat.com, linux-security-module@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, kernel-hardening@lists.openwall.com On 3/13/18 3:00 PM, Matthew Wilcox wrote: > On Tue, Mar 13, 2018 at 11:45:50PM +0200, Igor Stoppa wrote: >> When a page is used for virtual memory, it is often necessary to obtain >> a handler to the corresponding vm_struct, which refers to the virtually >> continuous area generated when invoking vmalloc. >> >> The struct page has a "mapping" field, which can be re-used, to store a >> pointer to the parent area. >> >> This will avoid more expensive searches, later on. >> >> Signed-off-by: Igor Stoppa > Reviewed-by: Matthew Wilcox Igor, do you mind sticking these tags on the files that have spent some time reviewing a revision of your patchset (like the Reviewed-by: tags I provided last revision?) Thanks, Jay