From patchwork Mon Jul 8 18:47:09 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chaitanya Kulkarni X-Patchwork-Id: 11035629 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 87DB1112C for ; Mon, 8 Jul 2019 18:47:59 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 7946E285C7 for ; Mon, 8 Jul 2019 18:47:59 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 6A69E285E2; Mon, 8 Jul 2019 18:47:59 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.7 required=2.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id E82B1285E2 for ; Mon, 8 Jul 2019 18:47:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388880AbfGHSr6 (ORCPT ); Mon, 8 Jul 2019 14:47:58 -0400 Received: from esa4.hgst.iphmx.com ([216.71.154.42]:40616 "EHLO esa4.hgst.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726841AbfGHSr6 (ORCPT ); Mon, 8 Jul 2019 14:47:58 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=wdc.com; i=@wdc.com; q=dns/txt; s=dkim.wdc.com; t=1562611678; x=1594147678; h=from:to:cc:subject:date:message-id:in-reply-to: references; bh=z034C0lu3K9Pmhpbgqrk0VEPLsTVbThXKUwaZzmZN9k=; b=ntZqPbqf5yQyYKuT73EMffoJ728XDecBRWkzz9lH8qLcWf2xMVh4DtWh whr9DA6gEbTQV/dBqXFqCY5BUpyBe7LiLgEW3Fg5VJP8kmp8IEM791VQK wufXTu5q2XUXF+euptvV6xBLshopGeXvaZ4kKUvSfut/fzomsDPpgLjm7 ILLwxv+UitONEBWfH7y544h+pQLxi2ONAi1SYfdGOF3n+aim4dFKtUeiw tyLzPDrVgpMJY4xveqC9Q0rxGaCt5TYMBFnjIkadnou7QjztcmJeM5q/A kxWg1oNchHpbTrnV7+ROUz28LbpWnfrrBW7pr/mYB9Ux4iNmMgFxQfnzm g==; IronPort-SDR: +ALQZPoeY8xIUY+RLY3ASBYwsrFoNqQcNK1R16gk9A/WmSBnKIjfFpFTJoEjPAcZ+q0qyX0d79 g3dm5NFnfu5k1QTn3heDEHDViuOtUs5sQAM4jORb0K6hhzlRPDG1p1D18E2oA62/D9q4aC2WXq SYBilEJQn3eI4tovXxG3V7hy+ChA16a+sl52XNBaD+QTR8oARWliQdljoNpIktCkMeR52efmbh o7jbHa8r0Y6FBKBlW/v1dwT1nxp7qA8J1D74QvpKsnYB8dGQI3gDjT4puBNOB3HLvluIibR//E UTo= X-IronPort-AV: E=Sophos;i="5.63,466,1557158400"; d="scan'208";a="112477280" Received: from uls-op-cesaip01.wdc.com (HELO uls-op-cesaep01.wdc.com) ([199.255.45.14]) by ob1.hgst.iphmx.com with ESMTP; 09 Jul 2019 02:47:58 +0800 IronPort-SDR: ErhjjZcU7NsyPlyoD3BHWkIK0fXot5dfwfXmX1bY7QiBDHDTVByfL/mVLrvo3lYeabscn8Q3k/ PliIZCFKLgiPyNyn58CWcuEtuMWGCf+5dAaG4Y4RQ7OpcWUIF23Wmurd9q0A4mv1u3VjEh9gBZ sdISTV8G1VjHGC4DWhRcd6Mov6ftuxMdyQHxIJSusAs43wePFeJpUQ3tdsZ4nTvm4BXa3+BmWv Hu64G7jiZUULYYYpapJkfoy6HYvDnxQFU3FJNiHBJGjaXHeWcss37+LmIsQsP8f5Q+qNAJQG6+ d9cRL9np+otH5S33tDbeudea Received: from uls-op-cesaip02.wdc.com ([10.248.3.37]) by uls-op-cesaep01.wdc.com with ESMTP; 08 Jul 2019 11:46:46 -0700 IronPort-SDR: /lvUb5Q0myDa5zcgSkRV5mq0xWp1dDUOhPS4Wf9cFbmpG/IvRSSGEJ9lGM8k7Pjd6GkWTfDTv+ avvWzfyzdR+eOgrKUapLjgHI2vMsorvgoJy9+HYsgkE8YYl214niu7w2HnG8nciCH6ySy43zmH ohwVHaTLIjzccyfIkUQ95mnACdoPRdlSU5MIKSY0Z7xcK7GgXG7jb4ypPBfDeBz7hFQfKTcB1z axureZOqr+I/9iazjQ5dwfRkKdkMZP03pkSPzM+08pOLf2ElGq3Di+24xjBJ7cTOHtOLO4EHwy eec= Received: from cvenusqemu.hgst.com ([10.202.66.73]) by uls-op-cesaip02.wdc.com with ESMTP; 08 Jul 2019 11:47:57 -0700 From: Chaitanya Kulkarni To: linux-block@vger.kernel.org Cc: colyli@suse.de, linux-bcache@vger.kernel.org, linux-btrace@vger.kernel.org, xen-devel@lists.xenproject.org, kent.overstreet@gmail.com, yuchao0@huawei.com, jaegeuk@kernel.org, damien.lemoal@wdc.com, konrad.wilk@oracle.com, roger.pau@citrix.com, bvanassche@acm.org, linux-scsi@vger.kernel.org, Chaitanya Kulkarni Subject: [PATCH V4 7/9] blktrace: use helper in blk_trace_setup_lba() Date: Mon, 8 Jul 2019 11:47:09 -0700 Message-Id: <20190708184711.2984-8-chaitanya.kulkarni@wdc.com> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20190708184711.2984-1-chaitanya.kulkarni@wdc.com> References: <20190708184711.2984-1-chaitanya.kulkarni@wdc.com> Sender: linux-block-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This patch updates the blk_trace_setup_lba() with newly introduced helper function to read the nr_sects from block device's hd_parts with the help of part_nr_sects_read(). Signed-off-by: Chaitanya Kulkarni --- kernel/trace/blktrace.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/trace/blktrace.c b/kernel/trace/blktrace.c index e1c6d79fb4cc..35ff49503b85 100644 --- a/kernel/trace/blktrace.c +++ b/kernel/trace/blktrace.c @@ -461,7 +461,7 @@ static void blk_trace_setup_lba(struct blk_trace *bt, if (part) { bt->start_lba = part->start_sect; - bt->end_lba = part->start_sect + part->nr_sects; + bt->end_lba = part->start_sect + bdev_nr_sects(bdev); } else { bt->start_lba = 0; bt->end_lba = -1ULL;