From patchwork Mon Jul 4 01:23:34 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: wangyijing X-Patchwork-Id: 71332 Delivered-To: patch@linaro.org Received: by 10.140.28.4 with SMTP id 4csp1326395qgy; Sun, 3 Jul 2016 18:17:13 -0700 (PDT) X-Received: by 10.66.184.41 with SMTP id er9mr9324774pac.73.1467595033120; Sun, 03 Jul 2016 18:17:13 -0700 (PDT) Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id a2si1032348paf.153.2016.07.03.18.17.12; Sun, 03 Jul 2016 18:17:13 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932448AbcGDBQu (ORCPT + 30 others); Sun, 3 Jul 2016 21:16:50 -0400 Received: from szxga01-in.huawei.com ([58.251.152.64]:51310 "EHLO szxga01-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932415AbcGDBQm (ORCPT ); Sun, 3 Jul 2016 21:16:42 -0400 Received: from 172.24.1.137 (EHLO szxeml427-hub.china.huawei.com) ([172.24.1.137]) by szxrg01-dlp.huawei.com (MOS 4.3.7-GA FastPath queued) with ESMTP id DNF25704; Mon, 04 Jul 2016 09:16:36 +0800 (CST) Received: from localhost.localdomain (10.175.100.166) by szxeml427-hub.china.huawei.com (10.82.67.182) with Microsoft SMTP Server id 14.3.235.1; Mon, 4 Jul 2016 09:16:30 +0800 From: Yijing Wang To: , Kent Overstreet CC: Eric Wheeler , Coly Li , , , , Yijing Wang Subject: [PATCH v3 2/3] bcache: update document info Date: Mon, 4 Jul 2016 09:23:34 +0800 Message-ID: <1467595414-20844-1-git-send-email-wangyijing@huawei.com> X-Mailer: git-send-email 1.7.1 MIME-Version: 1.0 X-Originating-IP: [10.175.100.166] X-CFilter-Loop: Reflected X-Mirapoint-Virus-RAPID-Raw: score=unknown(0), refid=str=0001.0A090202.5779B8F5.0039, ss=1, re=0.000, recu=0.000, reip=0.000, cl=1, cld=1, fgs=0, ip=0.0.0.0, so=2013-06-18 04:22:30, dmn=2013-03-21 17:37:32 X-Mirapoint-Loop-Id: 19e5a8fa8f15fba4c2e60acf07b667f1 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org There is no return in continue_at(), update the documentation. Signed-off-by: Yijing Wang --- drivers/md/bcache/closure.c | 2 +- drivers/md/bcache/closure.h | 3 ++- 2 files changed, 3 insertions(+), 2 deletions(-) -- 1.7.1 diff --git a/drivers/md/bcache/closure.c b/drivers/md/bcache/closure.c index 9eaf1d6..864e673 100644 --- a/drivers/md/bcache/closure.c +++ b/drivers/md/bcache/closure.c @@ -112,7 +112,7 @@ bool closure_wait(struct closure_waitlist *waitlist, struct closure *cl) EXPORT_SYMBOL(closure_wait); /** - * closure_sync - sleep until a closure a closure has nothing left to wait on + * closure_sync - sleep until a closure has nothing left to wait on * * Sleeps until the refcount hits 1 - the thread that's running the closure owns * the last refcount. diff --git a/drivers/md/bcache/closure.h b/drivers/md/bcache/closure.h index 782cc2c..9b2fe2d 100644 --- a/drivers/md/bcache/closure.h +++ b/drivers/md/bcache/closure.h @@ -31,7 +31,8 @@ * passing it, as you might expect, the function to run when nothing is pending * and the workqueue to run that function out of. * - * continue_at() also, critically, is a macro that returns the calling function. + * continue_at() also, critically, requires a 'return' immediately following the + * location where this macro is referenced, to return to the calling function. * There's good reason for this. * * To use safely closures asynchronously, they must always have a refcount while