From patchwork Wed Apr 19 14:09:29 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Johannes Thumshirn X-Patchwork-Id: 13216909 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 792B1C6FD18 for ; Wed, 19 Apr 2023 14:12:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232778AbjDSOMK (ORCPT ); Wed, 19 Apr 2023 10:12:10 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39720 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232588AbjDSOLW (ORCPT ); Wed, 19 Apr 2023 10:11:22 -0400 Received: from mail-wm1-f46.google.com (mail-wm1-f46.google.com [209.85.128.46]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D7CFB16F89; Wed, 19 Apr 2023 07:11:01 -0700 (PDT) Received: by mail-wm1-f46.google.com with SMTP id 5b1f17b1804b1-3f17b967bfbso33329165e9.1; Wed, 19 Apr 2023 07:11:01 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1681913460; x=1684505460; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=ExnlLXqiP3hLS8bpFiqaYIxJLAKQF5DCX5VPxtSPsPo=; b=C1F7xo/X//QRE7wFkbsq/0iZKIo0+cdZKuXXwnQGlDVBJt2v9FvzQw/lRZnX63rlS3 HUBPsQyPdYDDcdenJ+vjfGWnm5l6RuX2Mw/LR4RuistP4HTs5RcfBCCuBKOfni4CRmAy qOYiBn0f1HL3kdei94VjP/gIUkeYTxMx8Fkv5bMNLB7EROFm3vN4ORVLjMXnFoyB06F8 c9SdI+1hrjKe7FSSQxP2QeG4d5W/P8LXdDU9XtLhalwryc5uOkLGZlv2pKVp5Bk0XAfv B65JfZkLjgaEQuNz5LPVQ/nOR4p6/KMZIHD8KxY32wcyO85uqZmhb65VeFFuVKFhDnqs SFdQ== X-Gm-Message-State: AAQBX9dGKcRLAgHL6YUIuBt6D8no4LgUsVNW9xP/zJsWW8hB64IqXbvO D/IyaSK74uPywIsqNzUInik= X-Google-Smtp-Source: AKy350a8brYKmUYvrzlJUafn/qJwxJEsZNYSYhzDz8VqjHAs/A8j+oRFG+qGVgXdrE5NcZ5HHKx+1Q== X-Received: by 2002:adf:f111:0:b0:2fa:2f1e:c1a8 with SMTP id r17-20020adff111000000b002fa2f1ec1a8mr2109123wro.3.1681913460203; Wed, 19 Apr 2023 07:11:00 -0700 (PDT) Received: from localhost.localdomain (aftr-62-216-205-204.dynamic.mnet-online.de. [62.216.205.204]) by smtp.googlemail.com with ESMTPSA id q17-20020a5d61d1000000b002faaa9a1721sm7612089wrv.58.2023.04.19.07.10.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 19 Apr 2023 07:10:59 -0700 (PDT) From: Johannes Thumshirn To: axboe@kernel.dk Cc: johannes.thumshirn@wdc.com, agruenba@redhat.com, cluster-devel@redhat.com, damien.lemoal@wdc.com, dm-devel@redhat.com, dsterba@suse.com, hare@suse.de, hch@lst.de, jfs-discussion@lists.sourceforge.net, kch@nvidia.com, linux-block@vger.kernel.org, linux-btrfs@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-raid@vger.kernel.org, ming.lei@redhat.com, rpeterso@redhat.com, shaggy@kernel.org, snitzer@kernel.org, song@kernel.org, willy@infradead.org, Damien Le Moal Subject: [PATCH v3 19/19] block: mark bio_add_page as __must_check Date: Wed, 19 Apr 2023 16:09:29 +0200 Message-Id: <20230419140929.5924-20-jth@kernel.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230419140929.5924-1-jth@kernel.org> References: <20230419140929.5924-1-jth@kernel.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org From: Johannes Thumshirn Now that all users of bio_add_page check for the return value, mark bio_add_page as __must_check. Signed-off-by: Johannes Thumshirn Reviewed-by: Damien Le Moal --- include/linux/bio.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/linux/bio.h b/include/linux/bio.h index d766be7152e1..0f8a8d7a6384 100644 --- a/include/linux/bio.h +++ b/include/linux/bio.h @@ -465,7 +465,7 @@ extern void bio_uninit(struct bio *); void bio_reset(struct bio *bio, struct block_device *bdev, blk_opf_t opf); void bio_chain(struct bio *, struct bio *); -int bio_add_page(struct bio *, struct page *, unsigned len, unsigned off); +int __must_check bio_add_page(struct bio *, struct page *, unsigned len, unsigned off); bool bio_add_folio(struct bio *, struct folio *, size_t len, size_t off); extern int bio_add_pc_page(struct request_queue *, struct bio *, struct page *, unsigned int, unsigned int);