From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <linux-kernel-owner@vger.kernel.org>
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
        id S1753958AbdKFRgm (ORCPT <rfc822;w@1wt.eu>);
        Mon, 6 Nov 2017 12:36:42 -0500
Received: from bombadil.infradead.org ([65.50.211.133]:33295 "EHLO
        bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org
        with ESMTP id S1752409AbdKFRgk (ORCPT
        <rfc822;linux-kernel@vger.kernel.org>);
        Mon, 6 Nov 2017 12:36:40 -0500
Date: Mon, 6 Nov 2017 09:36:25 -0800
From: Christoph Hellwig <hch@infradead.org>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Dmitry Vyukov <dvyukov@google.com>, Al Viro <viro@zeniv.linux.org.uk>,
        Jan Kara <jack@suse.cz>,
        syzbot 
        <bot+f99f3a0db9007f4f4e32db54229a240c4fe57c15@syzkaller.appspotmail.com>,
        Andrew Morton <akpm@linux-foundation.org>,
        Johannes Weiner <hannes@cmpxchg.org>, jlayton@redhat.com,
        LKML <linux-kernel@vger.kernel.org>, linux-mm@kvack.org,
        npiggin@gmail.com, rgoldwyn@suse.com, ross.zwisler@linux.intel.com,
        syzkaller-bugs@googlegroups.com, Ingo Molnar <mingo@redhat.com>
Subject: Re: possible deadlock in generic_file_write_iter
Message-ID: <20171106173625.GA1058@infradead.org>
References: <94eb2c05f6a018dc21055d39c05b@google.com>
 <20171106032941.GR21978@ZenIV.linux.org.uk>
 <CACT4Y+abiKapoG9ms6RMqNkGBJtjX_Nf5WEQiYJcJ7=XCsyD2w@mail.gmail.com>
 <20171106131544.GB4359@quack2.suse.cz>
 <20171106133304.GS21978@ZenIV.linux.org.uk>
 <CACT4Y+YHPOaCVO81VPuC9hDLCSx=KJmwRf7pa3b96UAowLmA2A@mail.gmail.com>
 <20171106160107.GA20227@worktop.programming.kicks-ass.net>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20171106160107.GA20227@worktop.programming.kicks-ass.net>
User-Agent: Mutt/1.8.3 (2017-05-23)
X-SRS-Rewrite: SMTP reverse-path rewritten from <hch@infradead.org> by bombadil.infradead.org. See http://www.infradead.org/rpr.html
Sender: linux-kernel-owner@vger.kernel.org
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

How about complete_nodep() as name?  Otherwise this looks ok to me - not
pretty, but not _that_ horrible either..