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=-3.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS autolearn=no 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 66833C2D0BF for ; Sun, 8 Dec 2019 13:57:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 471B0206F4 for ; Sun, 8 Dec 2019 13:57:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727160AbfLHN45 (ORCPT ); Sun, 8 Dec 2019 08:56:57 -0500 Received: from shadbolt.e.decadent.org.uk ([88.96.1.126]:60266 "EHLO shadbolt.e.decadent.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726808AbfLHNyn (ORCPT ); Sun, 8 Dec 2019 08:54:43 -0500 Received: from [192.168.4.242] (helo=deadeye) by shadbolt.decadent.org.uk with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1idx1E-0007fP-9z; Sun, 08 Dec 2019 13:54:40 +0000 Received: from ben by deadeye with local (Exim 4.93-RC1) (envelope-from ) id 1idx1C-0002O2-UV; Sun, 08 Dec 2019 13:54:38 +0000 Content-Type: text/plain; charset="UTF-8" Content-Disposition: inline Content-Transfer-Encoding: 8bit MIME-Version: 1.0 From: Ben Hutchings To: linux-kernel@vger.kernel.org, stable@vger.kernel.org CC: akpm@linux-foundation.org, Denis Kirjanov , "Vasily Averin" , "Miklos Szeredi" Date: Sun, 08 Dec 2019 13:53:29 +0000 Message-ID: X-Mailer: LinuxStableQueue (scripts by bwh) X-Patchwork-Hint: ignore Subject: [PATCH 3.16 45/72] fuse: fix missing unlock_page in fuse_writepage() In-Reply-To: X-SA-Exim-Connect-IP: 192.168.4.242 X-SA-Exim-Mail-From: ben@decadent.org.uk X-SA-Exim-Scanned: No (on shadbolt.decadent.org.uk); SAEximRunCond expanded to false Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org 3.16.79-rc1 review patch. If anyone has any objections, please let me know. ------------------ From: Vasily Averin commit d5880c7a8620290a6c90ced7a0e8bd0ad9419601 upstream. unlock_page() was missing in case of an already in-flight write against the same page. Signed-off-by: Vasily Averin Fixes: ff17be086477 ("fuse: writepage: skip already in flight") Signed-off-by: Miklos Szeredi Signed-off-by: Ben Hutchings --- fs/fuse/file.c | 1 + 1 file changed, 1 insertion(+) --- a/fs/fuse/file.c +++ b/fs/fuse/file.c @@ -1767,6 +1767,7 @@ static int fuse_writepage(struct page *p WARN_ON(wbc->sync_mode == WB_SYNC_ALL); redirty_page_for_writepage(wbc, page); + unlock_page(page); return 0; }