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 S1752846AbcB2Jdu (ORCPT <rfc822;w@1wt.eu>);
	Mon, 29 Feb 2016 04:33:50 -0500
Received: from mout.kundenserver.de ([212.227.17.10]:55206 "EHLO
	mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org
	with ESMTP id S1751093AbcB2Jds (ORCPT
	<rfc822;linux-kernel@vger.kernel.org>);
	Mon, 29 Feb 2016 04:33:48 -0500
From: Arnd Bergmann <arnd@arndb.de>
To: linux-arm-kernel@lists.infradead.org
Cc: Joonsoo Kim <js1304@gmail.com>, Herbert Xu <herbert@gondor.apana.org.au>,
        Dan Williams <dan.j.williams@intel.com>,
        LKML <linux-kernel@vger.kernel.org>,
        Steven Rostedt <rostedt@goodmis.org>,
        "David S. Miller" <davem@davemloft.net>,
        Linux Memory Management List <linux-mm@kvack.org>,
        Michal Nazarewicz <mina86@mina86.com>,
        Andrew Morton <akpm@linux-foundation.org>,
        Joonsoo Kim <iamjoonsoo.kim@lge.com>, linux-crypto@vger.kernel.org
Subject: Re: [PATCH] [RFC] mm/page_ref, crypto/async_pq: don't put_page from __exit
Date: Mon, 29 Feb 2016 10:32:39 +0100
Message-ID: <2604022.UWS8hJ6Ygv@wuerfel>
User-Agent: KMail/4.11.5 (Linux/3.16.0-10-generic; KDE/4.11.5; x86_64; ; )
In-Reply-To: <CAAmzW4N0YJc_O9ArC8e7Q5y4rmbHjj6-Q1yfvZ5LvORvG764cg@mail.gmail.com>
References: <1456696663-2340682-1-git-send-email-arnd@arndb.de> <CAAmzW4N0YJc_O9ArC8e7Q5y4rmbHjj6-Q1yfvZ5LvORvG764cg@mail.gmail.com>
MIME-Version: 1.0
Content-Transfer-Encoding: 7Bit
Content-Type: text/plain; charset="us-ascii"
X-Provags-ID: V03:K0:O+TYloJEXGkaPuwP3SWWhXYKaeD9m/FCvMuRSy40KKDV1xLvt+u
 xCgm211uAX96IXKERTtkI8ZsvDEDvrq8YyzFFreyGZeU9ZKw99g2DNaE2x1JxnGX7VVlxbS
 Cho7wwl9jo+zyVk0c2SPLBUyRepFz+nANjVl6EJycgs+Rhj20qJJvywpyxNvRORkjlMKkb1
 tXisBTphQgRgOStXoy0XA==
X-UI-Out-Filterresults: notjunk:1;V01:K0:y/ZJBciR0wY=:q2CFnvCasHs9kLybzILhqs
 ZYZHY6Pm+fYeB8v4XvcbMz8FRh7gOTzO1+FFyFyAUHnMRetRqVSICd2OoHDhiNJNmNlIIOiSf
 nIDGbEqxC64SI4uw0OaGbAWCF5lW0Qlad1vhLL7S/1THNxeMpvaSdEhOgadxmsPYNB5mbfhFW
 nfBwf4wz0IXJQMACcZ7VZzu3oZ5Ob7ogP4ANOqCk9KYgzSyXn2oxP/Pk/38h4jGst45n6q4K+
 cTinSX0RGygN5zw0cyhm8Esr9uhs39cheRa7HORSNLy8t5H7CUzaUCICES3M5FherDb/SUKAz
 W7zehHE4r1ZBp6p3gFs8lD568wjBaGVgzhnrThVTZFIh1rZpTURp6MILhK64j0Un8yJ9rtUex
 6URW8N2ejMS0MRJXPvMTMjuczU44I7klbiQ9RuMNR+q1QY2buv3uLbB0fc+GGFuwVYYAlQ/Ji
 mgnFnlEhUIdFzH+iP+3Q20ek+hHhSZS3aLwmgkPXcZJk/D6e7QnXesuAZW+guuqaLEFM5n01+
 85bzq/3hmN8giLR0yin9r8/KOR7402sc3oSViXfcEqtHyv91pB2EX3psxByruvMM9f4+h7haJ
 kcGq2dgRge3jbKPhtu8T7CE19gf+WRts5enoz4as0XKrptnlO3kryRilksZr3bbHPWH6/uJcJ
 hZNoKBVk57tIHyBjH1w+kTI1op66hzKbhl3F1cu/SPjbmfISgsN/uIArSnoG/ei5k+Ugtpod+
 Xs2GkqTVicY8CPNd
Sender: linux-kernel-owner@vger.kernel.org
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

On Monday 29 February 2016 16:40:02 Joonsoo Kim wrote:
> 
> Hello, Arnd.
> 
> I think that we can avoid this error by using __free_page().
> It would not be inlined so calling it would have no problem.
> 
> Could you test it, please?

Yes, I suspect the driver should have done that anyway, new patch
under way.

	Arnd