From patchwork Fri Feb 10 10:56:16 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ming Lei X-Patchwork-Id: 9566517 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id ED4FC60574 for ; Fri, 10 Feb 2017 10:58:04 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id DCAAF2854A for ; Fri, 10 Feb 2017 10:58:04 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id CBEF128565; Fri, 10 Feb 2017 10:58:04 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.5 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, FREEMAIL_FROM, RCVD_IN_DNSWL_HI, RCVD_IN_SORBS_SPAM autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 62D2C2855E for ; Fri, 10 Feb 2017 10:58:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752837AbdBJK5Y (ORCPT ); Fri, 10 Feb 2017 05:57:24 -0500 Received: from mail-pf0-f194.google.com ([209.85.192.194]:36223 "EHLO mail-pf0-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752629AbdBJK5C (ORCPT ); Fri, 10 Feb 2017 05:57:02 -0500 Received: by mail-pf0-f194.google.com with SMTP id 19so2391898pfo.3; Fri, 10 Feb 2017 02:56:50 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=DkmlVe3EF6Uk4zDIIzYhpKov3Ainy8dLdrlgyaXLiGU=; b=G8DIUFJ/2uhtNNzvff+F0EUeQo3k39ZvOCTSNzR1zPKpDMQ+WLjkPWqM5S98Tn/U0X +1tvBf0y8fVhHGy1978O3RzZa/5dse+1pN/b97s+ZWik4b93TfDoRpdnmgK6quuuX51a UiV3HWTlbwgK6j3N5XXixnGoI4ZUNLrbJu7xOxXLnsT3KL3P6xbHYZzCo95uaj52jElE 8snYsUudqTSlALwankZguwEM0ZBqhc9u+wKZPvq43OWhIs6SMNTYzRj5z+ZkpYdoQ4MG i4cB6At2Sot8H/TjYUaMXhQrHjyNODg8DG44xvrLXfoxTFOjVIxlnouRCgNh+kYjFr+t UuiQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=DkmlVe3EF6Uk4zDIIzYhpKov3Ainy8dLdrlgyaXLiGU=; b=ND049xg/GzGSW+oGSpQJGPqKjH7ixi2K4sqIJVGc4QKCqY+mEGXaJ8zyO73MhytmPm 8hdt45NSsgvY6wuZMVqPxuOlqV7VgR1fc1nbOOyPZsrrDfDulSD+1RPAjTuG17EUEdZC kb6jkqU992IFHvrfMiM9xYKMu4mixWBMdwbgZzqfl5O5ouwttGJmgySx8DRLf4L4ifmT 2vjqvL0gHUm91aPqcXRehynMGBoufEajH3xVd8Ad1TGO1e/xhAvPddMpy8nUMosd7wcx XBXApWFNvxFIuFBlXf6JBmvh2muanYGyustA5a4nz5uEkel5TWMeDTZq2omf2amuCmYO 79/Q== X-Gm-Message-State: AMke39mTFfcE8+pH4hmfR8B2d5B7unXASQzc0EbRlu9lXHQ663gyhpKfILRLrHxfynBt7Q== X-Received: by 10.98.27.8 with SMTP id b8mr4700582pfb.82.1486724210289; Fri, 10 Feb 2017 02:56:50 -0800 (PST) Received: from localhost (li405-222.members.linode.com. [106.187.53.222]) by smtp.gmail.com with ESMTPSA id y184sm4526945pfg.86.2017.02.10.02.56.49 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 10 Feb 2017 02:56:49 -0800 (PST) From: Ming Lei To: Shaohua Li , Jens Axboe , linux-kernel@vger.kernel.org, linux-raid@vger.kernel.org, linux-block@vger.kernel.org, Christoph Hellwig , NeilBrown Cc: Ming Lei Subject: [PATCH v1 4/5] md: remove unnecessary check on mddev Date: Fri, 10 Feb 2017 18:56:16 +0800 Message-Id: <1486724177-14817-5-git-send-email-tom.leiming@gmail.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1486724177-14817-1-git-send-email-tom.leiming@gmail.com> References: <1486724177-14817-1-git-send-email-tom.leiming@gmail.com> Sender: linux-block-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP mddev is never NULL and neither is ->bio_set, so remove the check. Suggested-by: Christoph Hellwig Signed-off-by: Ming Lei Reviewed-by: Christoph Hellwig --- drivers/md/md.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/drivers/md/md.c b/drivers/md/md.c index 3425c2b779a6..2835f09b9e71 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -193,9 +193,6 @@ EXPORT_SYMBOL_GPL(bio_alloc_mddev); struct bio *bio_clone_mddev(struct bio *bio, gfp_t gfp_mask, struct mddev *mddev) { - if (!mddev || !mddev->bio_set) - return bio_clone(bio, gfp_mask); - return bio_clone_bioset(bio, gfp_mask, mddev->bio_set); } EXPORT_SYMBOL_GPL(bio_clone_mddev);