From patchwork Tue Jan 26 14:52:45 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 12047183 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=-16.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 BFBD8C433E0 for ; Tue, 26 Jan 2021 15:24:41 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 4AC0923101 for ; Tue, 26 Jan 2021 15:24:41 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4AC0923101 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 977CE8D00E9; Tue, 26 Jan 2021 10:24:40 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 927B58D00B0; Tue, 26 Jan 2021 10:24:40 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 816B18D00E9; Tue, 26 Jan 2021 10:24:40 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0134.hostedemail.com [216.40.44.134]) by kanga.kvack.org (Postfix) with ESMTP id 6D93E8D00B0 for ; Tue, 26 Jan 2021 10:24:40 -0500 (EST) Received: from smtpin28.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with ESMTP id 324C3181AF5C1 for ; Tue, 26 Jan 2021 15:24:40 +0000 (UTC) X-FDA: 77748298320.28.fold23_000dd4c2758f Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin28.hostedemail.com (Postfix) with ESMTP id 0A4226C36 for ; Tue, 26 Jan 2021 15:24:40 +0000 (UTC) X-HE-Tag: fold23_000dd4c2758f X-Filterd-Recvd-Size: 3251 Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) by imf22.hostedemail.com (Postfix) with ESMTP for ; Tue, 26 Jan 2021 15:24:39 +0000 (UTC) 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=eRxdbvHrWwCg8ehIKzqaoZWUzsjM/Z9D1y3UwSDV4xY=; b=J6ds2suhWptTFI0URR1OjWJ7nG bFD9DPemPNjvWMkXWcox96rWMxKJ3XW6l1ppx21TRVcFUwpPlv6jvoA7XT9KXgcP6o2uX0j7RoRpv +z2mnPOBw/61en4ioO6qQ6wGDJueVg8AaKJWPDmdZAEUaq4i8ltdczsdeLE2HJcafnbJPknGxvdRx 6NwXe9EcMss4nABThjLiNd3HAoJX9+5JELtc5RkBTpk8I4lDiozmMUqCwxXwNWPeY3eLQi68Xnwox gS5RyvHMHo1HvrS9S/ZtiOeZ/5pCLfhriYZcy0wlYNzlK/z57Bs0TCbgXcPCP6dq83/2TMqyhn6iV oe2pPxoQ==; 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 1l4Q7U-005oX0-8C; Tue, 26 Jan 2021 15:19:23 +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 15/17] nfs/blocklayout: remove cruft in bl_alloc_init_bio Date: Tue, 26 Jan 2021 15:52:45 +0100 Message-Id: <20210126145247.1964410-16-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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: bio_alloc never returns NULL when it can sleep. Signed-off-by: Christoph Hellwig --- fs/nfs/blocklayout/blocklayout.c | 5 ----- 1 file changed, 5 deletions(-) diff --git a/fs/nfs/blocklayout/blocklayout.c b/fs/nfs/blocklayout/blocklayout.c index 3be6836074ae92..1a96ce28efb026 100644 --- a/fs/nfs/blocklayout/blocklayout.c +++ b/fs/nfs/blocklayout/blocklayout.c @@ -123,11 +123,6 @@ bl_alloc_init_bio(int npg, struct block_device *bdev, sector_t disk_sector, npg = min(npg, BIO_MAX_PAGES); bio = bio_alloc(GFP_NOIO, npg); - if (!bio && (current->flags & PF_MEMALLOC)) { - while (!bio && (npg /= 2)) - bio = bio_alloc(GFP_NOIO, npg); - } - if (bio) { bio->bi_iter.bi_sector = disk_sector; bio_set_dev(bio, bdev);