From patchwork Tue Jan 26 14:52:41 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 12047117 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=-16.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 DF051C433E0 for ; Tue, 26 Jan 2021 15:19:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B10B822B37 for ; Tue, 26 Jan 2021 15:19:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2405119AbhAZPS3 (ORCPT ); Tue, 26 Jan 2021 10:18:29 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56052 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2406165AbhAZPSB (ORCPT ); Tue, 26 Jan 2021 10:18:01 -0500 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4E42CC061A31; Tue, 26 Jan 2021 07:17:21 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=Content-Transfer-Encoding:MIME-Version: References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To: Content-Type:Content-ID:Content-Description; bh=BHMYrIZChAL94/n3vke3x6oFzyJ8B32MBvCjMF88fZE=; b=tXXHDJVdVvzYbTZuPz+vJ3gRhW jTyCl6y3lR/FgMqfGC0lVlhwXd94x5vhpKZBrNHoOqTtI3LV3teXJVAaz7w8cPfWP4VkrJGte08SF 9Q6bSGsBok6JddSpN1RFCvTMrsHZfRmmZx8zWVHDObMHKfpEOCTtzX/hMVvUGsgnztpcxkrjTiU8e 9ZKf1w5OZ1Gg5GprmibourOhlPUC0iQXmI52+b0qHt50lICpjBVyWtje5ywxovoTUmjlO9zK8JOEp t3VJw8M1t3EG47qkxdW9FhyheKUWMulLMx0s0ramrZJVQ7jZKzhjeeBFDXHW6ml0AF/49zKUsC4C+ WYc0/Kkg==; Received: from [2001:4bb8:191:e347:5918:ac86:61cb:8801] (helo=localhost) by casper.infradead.org with esmtpsa (Exim 4.94 #2 (Red Hat Linux)) id 1l4Pzl-005nol-TW; Tue, 26 Jan 2021 15:11:23 +0000 From: Christoph Hellwig To: Jens Axboe , Song Liu Cc: Jaegeuk Kim , Chao Yu , Philipp Reisner , Lars Ellenberg , Coly Li , Mike Snitzer , Josef Bacik , David Sterba , Damien Le Moal , Naohiro Aota , Andrew Morton , Ryusuke Konishi , linux-nilfs@vger.kernel.org, dm-devel@redhat.com, linux-f2fs-devel@lists.sourceforge.net, linux-block@vger.kernel.org, drbd-dev@lists.linbit.com, linux-bcache@vger.kernel.org, linux-raid@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-btrfs@vger.kernel.org, linux-nfs@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 11/17] md: remove bio_alloc_mddev Date: Tue, 26 Jan 2021 15:52:41 +0100 Message-Id: <20210126145247.1964410-12-hch@lst.de> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20210126145247.1964410-1-hch@lst.de> References: <20210126145247.1964410-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org bio_alloc_mddev is never called with a NULL mddev, and ->bio_set is initialized in md_run, so it always must be initialized as well. Just open code the remaining call to bio_alloc_bioset. Signed-off-by: Christoph Hellwig Acked-by: Song Liu --- drivers/md/md.c | 12 +----------- drivers/md/md.h | 2 -- drivers/md/raid1.c | 2 +- drivers/md/raid10.c | 2 +- 4 files changed, 3 insertions(+), 15 deletions(-) diff --git a/drivers/md/md.c b/drivers/md/md.c index 7d1bb24add3107..e2b9dbb6e888f6 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -340,16 +340,6 @@ static int start_readonly; */ static bool create_on_open = true; -struct bio *bio_alloc_mddev(gfp_t gfp_mask, int nr_iovecs, - struct mddev *mddev) -{ - if (!mddev || !bioset_initialized(&mddev->bio_set)) - return bio_alloc(gfp_mask, nr_iovecs); - - return bio_alloc_bioset(gfp_mask, nr_iovecs, &mddev->bio_set); -} -EXPORT_SYMBOL_GPL(bio_alloc_mddev); - static struct bio *md_bio_alloc_sync(struct mddev *mddev) { if (!mddev || !bioset_initialized(&mddev->sync_set)) @@ -613,7 +603,7 @@ static void submit_flushes(struct work_struct *ws) atomic_inc(&rdev->nr_pending); atomic_inc(&rdev->nr_pending); rcu_read_unlock(); - bi = bio_alloc_mddev(GFP_NOIO, 0, mddev); + bi = bio_alloc_bioset(GFP_NOIO, 0, &mddev->bio_set); bi->bi_end_io = md_end_flush; bi->bi_private = rdev; bio_set_dev(bi, rdev->bdev); diff --git a/drivers/md/md.h b/drivers/md/md.h index f13290ccc1c248..bcbba1b5ec4a71 100644 --- a/drivers/md/md.h +++ b/drivers/md/md.h @@ -742,8 +742,6 @@ extern void md_rdev_clear(struct md_rdev *rdev); extern void md_handle_request(struct mddev *mddev, struct bio *bio); extern void mddev_suspend(struct mddev *mddev); extern void mddev_resume(struct mddev *mddev); -extern struct bio *bio_alloc_mddev(gfp_t gfp_mask, int nr_iovecs, - struct mddev *mddev); extern void md_reload_sb(struct mddev *mddev, int raid_disk); extern void md_update_sb(struct mddev *mddev, int force); diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c index 3b19141cdb4bc2..d2378765dc154f 100644 --- a/drivers/md/raid1.c +++ b/drivers/md/raid1.c @@ -1104,7 +1104,7 @@ static void alloc_behind_master_bio(struct r1bio *r1_bio, int i = 0; struct bio *behind_bio = NULL; - behind_bio = bio_alloc_mddev(GFP_NOIO, vcnt, r1_bio->mddev); + behind_bio = bio_alloc_bioset(GFP_NOIO, vcnt, &r1_bio->mddev->bio_set); if (!behind_bio) return; diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c index be8f14afb6d143..e1eefbec15d444 100644 --- a/drivers/md/raid10.c +++ b/drivers/md/raid10.c @@ -4531,7 +4531,7 @@ static sector_t reshape_request(struct mddev *mddev, sector_t sector_nr, return sectors_done; } - read_bio = bio_alloc_mddev(GFP_KERNEL, RESYNC_PAGES, mddev); + read_bio = bio_alloc_bioset(GFP_KERNEL, RESYNC_PAGES, &mddev->bio_set); bio_set_dev(read_bio, rdev->bdev); read_bio->bi_iter.bi_sector = (r10_bio->devs[r10_bio->read_slot].addr