From patchwork Mon Jan 23 07:53:56 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 13111752 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 3F818C54EB4 for ; Mon, 23 Jan 2023 07:54:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231570AbjAWHyA (ORCPT ); Mon, 23 Jan 2023 02:54:00 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39766 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230163AbjAWHx7 (ORCPT ); Mon, 23 Jan 2023 02:53:59 -0500 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D5081F742; Sun, 22 Jan 2023 23:53:58 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type: Content-ID:Content-Description:In-Reply-To:References; bh=V1/p4cUGTZ46Ejy4+xupJDRnJIrAT8o++s3ayeaORMc=; b=Pc03rO8wT9hjdQAFo/TW/gdv7x qK69fsanutyaBDPlGxPY0j/KGqxTdLZSx39B1QCNRxz6s3SSQcHdRsncXDBSQMpItbU/qYV7aYdvi K5/KKLyQAiIxxume0Pvv5+94tcU+x4iu8GQAkqzLUBHOUqYO/GSZ19qcndZqs2hf0THIICVUg8M9J dkSKdjpP99GmVZd3prP/7kE8NRlNU9yu/AVXAwy5r9fKgkzRbXV8XlT8lG5uxPKauRvHFE3IZa36u E97P5X64K842SF8rplTEuPbi2iLl748gHP0xyjNQXlNZIr9s4relhlcSR6fVJbSuUF3yW0+Lv9c1w FbNO+/Yg==; Received: from [2001:4bb8:19a:27af:cb3f:eabc:1c16:9756] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1pJreP-00GHAu-V9; Mon, 23 Jan 2023 07:53:58 +0000 From: Christoph Hellwig To: hca@linux.ibm.com, gor@linux.ibm.com, agordeev@linux.ibm.com Cc: linux-s390@vger.kernel.org, linux-block@vger.kernel.org Subject: [PATCH] s390/dcssblk:: don't call bio_split_to_limits Date: Mon, 23 Jan 2023 08:53:56 +0100 Message-Id: <20230123075356.60847-1-hch@lst.de> X-Mailer: git-send-email 2.39.0 MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org s390 iterates over the bio using bio_for_each_segment and doesn't need any bio splitting. Signed-off-by: Christoph Hellwig Acked-by: Alexander Gordeev --- drivers/s390/block/dcssblk.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/drivers/s390/block/dcssblk.c b/drivers/s390/block/dcssblk.c index c0f85ffb2b62de..c09f2e053bf863 100644 --- a/drivers/s390/block/dcssblk.c +++ b/drivers/s390/block/dcssblk.c @@ -864,10 +864,6 @@ dcssblk_submit_bio(struct bio *bio) unsigned long source_addr; unsigned long bytes_done; - bio = bio_split_to_limits(bio); - if (!bio) - return; - bytes_done = 0; dev_info = bio->bi_bdev->bd_disk->private_data; if (dev_info == NULL)