From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.5 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_MUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 722C2C43219 for ; Wed, 1 May 2019 09:16:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 35BE620835 for ; Wed, 1 May 2019 09:16:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726074AbfEAJQy (ORCPT ); Wed, 1 May 2019 05:16:54 -0400 Received: from mx1.redhat.com ([209.132.183.28]:40346 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726052AbfEAJQy (ORCPT ); Wed, 1 May 2019 05:16:54 -0400 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 0A6903082134; Wed, 1 May 2019 09:16:54 +0000 (UTC) Received: from ming.t460p (ovpn-8-18.pek2.redhat.com [10.72.8.18]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 10E8766614; Wed, 1 May 2019 09:16:48 +0000 (UTC) Date: Wed, 1 May 2019 17:16:41 +0800 From: Ming Lei To: Jens Axboe Cc: linux-block@vger.kernel.org Subject: Re: [PATCH 0/2] block/iov_iter: fix two issues related with BIO_NO_PAGE_REF Message-ID: <20190501091639.GA14820@ming.t460p> References: <20190426104521.30602-1-ming.lei@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190426104521.30602-1-ming.lei@redhat.com> User-Agent: Mutt/1.9.1 (2017-09-22) X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.42]); Wed, 01 May 2019 09:16:54 +0000 (UTC) Sender: linux-block-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org On Fri, Apr 26, 2019 at 06:45:19PM +0800, Ming Lei wrote: > Hi, > > Fix two issues related with BIO_NO_PAGE_REF, both are introduced > recently in for-5.2/block. > > Ming Lei (2): > block: fix handling for BIO_NO_PAGE_REF > iov_iter: fix iov_iter_type > > fs/block_dev.c | 3 ++- > include/linux/uio.h | 2 +- > 2 files changed, 3 insertions(+), 2 deletions(-) > > -- > 2.9.5 > Hi Jens, The two page leak issues are quite serious, given whole system memory can be consumed up easily in some dio tests. Could you consider to merge them if you are fine? Thanks, Ming