From patchwork Wed Aug 4 09:56:24 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 492016 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 88CE6C4320A for ; Wed, 4 Aug 2021 10:03:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 702E161037 for ; Wed, 4 Aug 2021 10:03:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237375AbhHDKDN (ORCPT ); Wed, 4 Aug 2021 06:03:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50186 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237381AbhHDKDI (ORCPT ); Wed, 4 Aug 2021 06:03:08 -0400 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 07B09C0617A1; Wed, 4 Aug 2021 03:02:47 -0700 (PDT) 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=38PP0nqE1Rr5Q2SngGpX8SaabB796rszA7pe5/OYcCE=; b=NZVo6Syey+ucG1T/H4GNaod0LQ R3HS7TqZ5afkR+W+LPQJkznZOdAp8uReL+jaUNSYRPcVYrEd+QKJpXhyMJeIOUpxn6c6kg6oOcnrj ycZVGqV90IGpgWJAdd/4RU4VedNIa+ouNFQPdggcsnOZH0MibUQDRqjnN6Klph1gOoqn8Oowgd+90 SKSpiLwMFkfPxHoVq1iUv+bgY8YaLlGZCl1KwsC1LwwnnIhdy0CzjMqtFV9iC0vVxrqjp46rQonBS dvE79Kmj5hVeLSHgBE3iwZOdeXA8BcSCT2lsyusJ9iEyY1RsgiF6m8nRVF5xP1/KOWT5fQu+V9TFA MzZrJ0rg==; Received: from [2a02:1205:5023:1f80:c068:bd3d:78b3:7d37] (helo=localhost) by casper.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1mBDhE-005fC7-4b; Wed, 04 Aug 2021 10:00:43 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Richard Weinberger , Anton Ivanov , Geoff Levand , Ilya Dryomov , Paolo Bonzini , Stefan Hajnoczi , Song Liu , Mike Snitzer , Coly Li , Stefan Haberland , Jan Hoeppner , "Martin K. Petersen" , Phillip Lougher , linux-block@vger.kernel.org, dm-devel@redhat.com, linux-um@lists.infradead.org, ceph-devel@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-raid@vger.kernel.org, linux-bcache@vger.kernel.org, linux-nvme@lists.infradead.org, linux-s390@vger.kernel.org, linux-scsi@vger.kernel.org Subject: [PATCH 05/15] dm-integrity: use bvec_virt Date: Wed, 4 Aug 2021 11:56:24 +0200 Message-Id: <20210804095634.460779-6-hch@lst.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210804095634.460779-1-hch@lst.de> References: <20210804095634.460779-1-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-scsi@vger.kernel.org Use bvec_virt instead of open coding it. Signed-off-by: Christoph Hellwig --- drivers/md/dm-integrity.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/md/dm-integrity.c b/drivers/md/dm-integrity.c index 20f2510db1f6..a9ea361769a7 100644 --- a/drivers/md/dm-integrity.c +++ b/drivers/md/dm-integrity.c @@ -1819,7 +1819,7 @@ static void integrity_metadata(struct work_struct *w) unsigned this_len; BUG_ON(PageHighMem(biv.bv_page)); - tag = lowmem_page_address(biv.bv_page) + biv.bv_offset; + tag = bvec_virt(&biv); this_len = min(biv.bv_len, data_to_process); r = dm_integrity_rw_tag(ic, tag, &dio->metadata_block, &dio->metadata_offset, this_len, dio->op == REQ_OP_READ ? TAG_READ : TAG_WRITE); @@ -2006,7 +2006,7 @@ static bool __journal_read_write(struct dm_integrity_io *dio, struct bio *bio, unsigned tag_now = min(biv.bv_len, tag_todo); char *tag_addr; BUG_ON(PageHighMem(biv.bv_page)); - tag_addr = lowmem_page_address(biv.bv_page) + biv.bv_offset; + tag_addr = bvec_virt(&biv); if (likely(dio->op == REQ_OP_WRITE)) memcpy(tag_ptr, tag_addr, tag_now); else