From patchwork Mon Jul 8 18:47:11 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Chaitanya Kulkarni X-Patchwork-Id: 11035637 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 EEE5A112C for ; Mon, 8 Jul 2019 18:48:09 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id DF57E285E2 for ; Mon, 8 Jul 2019 18:48:09 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id D3B7C2865F; Mon, 8 Jul 2019 18:48:09 +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 78289285E2 for ; Mon, 8 Jul 2019 18:48:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389015AbfGHSsJ (ORCPT ); Mon, 8 Jul 2019 14:48:09 -0400 Received: from esa2.hgst.iphmx.com ([68.232.143.124]:53112 "EHLO esa2.hgst.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726841AbfGHSsI (ORCPT ); Mon, 8 Jul 2019 14:48:08 -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=1562611729; x=1594147729; h=from:to:cc:subject:date:message-id:in-reply-to: references; bh=PIKkEzI8jjM5eH2i58/XfLrTPoIAapkGFdyFIcgq7l0=; b=D7m9jhZ/w7ytqY4qt57MaOvUI0X3w2TszWj+9qp6yVAWaTiNp0bMASHE nb53gK+Dx3ys/gr2ZSx3URTw4bpI5/a0oeZJXOKsYSQPrvq8ag61CZpXf DUyTXkuqRIJzKSDAKbvIgjIhCY8zEy0OXbhfNBPskLKoYBlzY4+EDdgPk nbrmze7bq9l7Q5ukK5LE6puwPCLuRTZv74+nmWwPlOGJtkmdarzQQxgaQ TZ2QfH8WJ8B2j+4j2Fn8Sq0SH0CLoAqrpICV6sZtt2LXiJ5EvSeXJm+Lp N0/+XdPkEqhnlg4O7dTR5h4ZJQrzIEJtp1umwSKpYkIMzxKDrKP4loJH0 A==; IronPort-SDR: SYJw6nnIMiB63TiQHxHc6Oesr52ywaHISi4hsjDOMWyh402oM5KiJRVlpc7uWi+dWe8RO5AGrY 5h6pOW2ZZOVzAZo9FMF0drCzgiMWdeQI7SiFNbSz9mv5s9W6ZltjIuAZlT23iBku3WWSty35Ko AX4KgYXpTrcR+Db8TNQUnttuwHSZgchg+7nVL1bBrhKrHA/Luy9i+IK5hzKBWdu5tevz8nkD0R lTmFO7O/0XDeEqDbjMumatXTQszW3nMEpeQkRUO6qvYKdsiL06IVOfd7ak+UcCbF0JcoZXsEVh DW0= X-IronPort-AV: E=Sophos;i="5.63,466,1557158400"; d="scan'208";a="212364780" Received: from h199-255-45-15.hgst.com (HELO uls-op-cesaep02.wdc.com) ([199.255.45.15]) by ob1.hgst.iphmx.com with ESMTP; 09 Jul 2019 02:48:48 +0800 IronPort-SDR: 7F0abe20jJ4Rfev6an6sV12LgquKG5mTMWnj81vwxdxoORs/HRfYQI6gvwfAe3O/Lxza/2Ksw4 Q8s9O9Z8SBe9QOwcRwX+ypTsJwn5aYc3Eq4hIUPWrLwBxTeufkXsEsBMaWJjiQKeGISb+EXoP8 EB0J0jZ6TAGL2v/dncy2Y92/eIrrnpaCUdMPZ3oT7OXAclZZaI+c+895pFY0bZ2oDf0957wvD9 4aVJuiCnWnqW/zzWxOVz1qxw+0/GFmIwXBir4HC4A5pFKPJqdZw+aHpo/5oxXNknOj7MCvKOx7 aKCk5i4lfGLdLrwuX0rUsmfl Received: from uls-op-cesaip02.wdc.com ([10.248.3.37]) by uls-op-cesaep02.wdc.com with ESMTP; 08 Jul 2019 11:46:56 -0700 IronPort-SDR: 26GGS3luZiL/5ckkNXHpZvmNp3T9hhLG9lVgKoii3ZrNjTfbn7JDDAdDbg3EYAFCavGLZwgseq bZ492xPRRMIg5a4Q/mNnufyTTDO/6t+CSUsrr62FgCwL4fDxOvEe5/ShBeTSWY/Bvhpct7909Q fLEbyMa16Zyu2TnBE7i5FRyyZVF0XAyIGTClGLHEislCugo9rwiVPBoIuTe8R03DFt4VG2cZH/ zk0t7Rms1al8fiv4wzxJ/f7DZivEmKC0K+mbDMQKseLJ16+Ye4oALigBMwGdWxAp4zWEJdV9tr 7V0= Received: from cvenusqemu.hgst.com ([10.202.66.73]) by uls-op-cesaip02.wdc.com with ESMTP; 08 Jul 2019 11:48:08 -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 9/9] xen/blkback: use helper in vbd_sz() Date: Mon, 8 Jul 2019 11:47:11 -0700 Message-Id: <20190708184711.2984-10-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-scsi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This patch updates the vbd_sz() macro 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 Acked-by: Roger Pau Monné --- drivers/block/xen-blkback/common.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/block/xen-blkback/common.h b/drivers/block/xen-blkback/common.h index 1d3002d773f7..f96cb8d1cb99 100644 --- a/drivers/block/xen-blkback/common.h +++ b/drivers/block/xen-blkback/common.h @@ -359,7 +359,7 @@ struct pending_req { #define vbd_sz(_v) ((_v)->bdev->bd_part ? \ - (_v)->bdev->bd_part->nr_sects : \ + bdev_nr_sects((_v)->bdev) : \ get_capacity((_v)->bdev->bd_disk)) #define xen_blkif_get(_b) (atomic_inc(&(_b)->refcnt))