From patchwork Thu Mar 30 10:44:01 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Johannes Thumshirn X-Patchwork-Id: 13193939 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 D704EC761A6 for ; Thu, 30 Mar 2023 10:47:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231465AbjC3KrP (ORCPT ); Thu, 30 Mar 2023 06:47:15 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34278 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230085AbjC3Kp7 (ORCPT ); Thu, 30 Mar 2023 06:45:59 -0400 Received: from esa2.hgst.iphmx.com (esa2.hgst.iphmx.com [68.232.143.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F1CCC9EF5; Thu, 30 Mar 2023 03:45:20 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=wdc.com; i=@wdc.com; q=dns/txt; s=dkim.wdc.com; t=1680173121; x=1711709121; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=9YnFTpWsIBbNef/OiYe0uKZ66yfnQqenOqdfFhTWuvw=; b=iGMu/L9fgOtfibbb1VDb+c5bVNJyPDUAIlLuCPl/SAuPEttkaJpYKSCW VEIoIlmbgtDpIBh0IejCgxxQY0knILwStNSiwoLXwlFFWtwzwds36sJkv bUaCyXaUOrdcoaTaHfOMkYAjGWPQzIeoSgMnzhx5vicbeEysGyhx1xdT5 YUaOq7f9MqkZJbzU5BDBo1DH8EDRqTAQHpp9MJ/MDVcSjQkv1SlR4gelU m/fxwrs/zWQweACbzMxZOnlqsTgsgzPYAdpnDdBtLSBgY1+z7tvkUJs5P E3og1lcio7n/1xq/AewEdPRvNkjNBZKqGpHWFHldu1W2U2ZIY8zdkydm5 A==; X-IronPort-AV: E=Sophos;i="5.98,303,1673884800"; d="scan'208";a="331317939" Received: from h199-255-45-14.hgst.com (HELO uls-op-cesaep01.wdc.com) ([199.255.45.14]) by ob1.hgst.iphmx.com with ESMTP; 30 Mar 2023 18:45:02 +0800 IronPort-SDR: Oj3XXvuBoG4EbDpmh92r68PyzslfXegh6DwzwZj4SRi1waK/UBUGnoEEyc/9qwgY4UqCrH8tm1 kxn9WTp8ndvKgRkRtHPJNqUnubk3ATXb9bcK6TgUVBNLr/OUEVq5K8vTvsKpIpn1IN80DpZA1J xNPa926zmR1wVfbGX8EZeFMx7nGXBdOosBUcC0PvUN2+mxdgHImS57At5QgxiApRYSiF4R3EcI 7s9cKHx55R1R/vmrAi9FHsJYeJVxddBfjY1GypsFHXCPd0T2s9EAARIaTqF3y3IDG/bs+bghQL W+g= Received: from uls-op-cesaip01.wdc.com ([10.248.3.36]) by uls-op-cesaep01.wdc.com with ESMTP/TLS/ECDHE-RSA-AES128-GCM-SHA256; 30 Mar 2023 03:01:10 -0700 IronPort-SDR: 9/iVByN1BTBiF+2N/dyRq0R7dQSPqShiTdspahbVYlwZj+qd277O1HWwqfoLFDxzoWSe+cmGNO qkqMCZzgrdZnDhpQxYdEe8150myn5LsK8KEx5pL72+ObD0hqMaaHSizvdtrMKOqlTNP+VQELhc NlTnbrlHYwL6lfM55WWo+X+nqbpVvrNh8MXJJfN+oROGcrGXbtZ95QXnOLEHZI8U/WSie1EYFD ciM8A+htMWi8T8Q2A6kN9QQtMNJHy+EVASUqPt+O4sCYrrpZ40AnMpPDuYxlZJyUb2MJgf0HsW yDM= WDCIronportException: Internal Received: from unknown (HELO redsun91.ssa.fujisawa.hgst.com) ([10.149.66.72]) by uls-op-cesaip01.wdc.com with ESMTP; 30 Mar 2023 03:45:00 -0700 From: Johannes Thumshirn To: Jens Axboe Cc: Christoph Hellwig , Hannes Reinecke , Chaitanya Kulkarni , Damien Le Moal , Ming Lei , linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, dm-devel@redhat.com, Song Liu , linux-raid@vger.kernel.org, Mike Snitzer , Matthew Wilcox , Dave Kleikamp , jfs-discussion@lists.sourceforge.net, cluster-devel@redhat.com, Bob Peterson , Andreas Gruenbacher , David Sterba , linux-btrfs@vger.kernel.org, Johannes Thumshirn , Damien Le Moal Subject: [PATCH v2 19/19] block: mark bio_add_page as __must_check Date: Thu, 30 Mar 2023 03:44:01 -0700 Message-Id: <981a2b8809dedbd6dd756d7af1df4251944f42b0.1680172791.git.johannes.thumshirn@wdc.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: References: MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org 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);