Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753333AbbGXSQm (ORCPT ); Fri, 24 Jul 2015 14:16:42 -0400 Received: from mail-la0-f53.google.com ([209.85.215.53]:35735 "EHLO mail-la0-f53.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750934AbbGXSQl (ORCPT ); Fri, 24 Jul 2015 14:16:41 -0400 MIME-Version: 1.0 In-Reply-To: <20150721080626.GB4490@hori1.linux.bs1.fc.nec.co.jp> References: <20150714152516.29844.69929.stgit@buzz> <20150714153735.29844.38428.stgit@buzz> <20150721080626.GB4490@hori1.linux.bs1.fc.nec.co.jp> Date: Fri, 24 Jul 2015 19:16:39 +0100 Message-ID: Subject: Re: [PATCH v4 1/5] pagemap: check permissions and capabilities at open time From: Mark Williamson To: Naoya Horiguchi Cc: Konstantin Khlebnikov , "linux-mm@kvack.org" , Andrew Morton , "Kirill A. Shutemov" , "linux-kernel@vger.kernel.org" , "linux-api@vger.kernel.org" Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 984 Lines: 20 (within the limits of my understanding of the mm code) Reviewed-by: Mark Williamson On Tue, Jul 21, 2015 at 9:06 AM, Naoya Horiguchi wrote: > On Tue, Jul 14, 2015 at 06:37:35PM +0300, Konstantin Khlebnikov wrote: >> This patch moves permission checks from pagemap_read() into pagemap_open(). >> >> Pointer to mm is saved in file->private_data. This reference pins only >> mm_struct itself. /proc/*/mem, maps, smaps already work in the same way. >> >> Signed-off-by: Konstantin Khlebnikov >> Link: http://lkml.kernel.org/r/CA+55aFyKpWrt_Ajzh1rzp_GcwZ4=6Y=kOv8hBz172CFJp6L8Tg@mail.gmail.com > > Reviewed-by: Naoya Horiguchi -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/