From patchwork Thu Jun 13 14:59:53 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chaitanya Kulkarni X-Patchwork-Id: 10991975 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 3B99814C0 for ; Thu, 13 Jun 2019 15:00:45 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 2B1A9205A9 for ; Thu, 13 Jun 2019 15:00:45 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 1F86020CCF; Thu, 13 Jun 2019 15:00:45 +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 BC0E8205A9 for ; Thu, 13 Jun 2019 15:00:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732949AbfFMPAo (ORCPT ); Thu, 13 Jun 2019 11:00:44 -0400 Received: from esa6.hgst.iphmx.com ([216.71.154.45]:64461 "EHLO esa6.hgst.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732938AbfFMPAn (ORCPT ); Thu, 13 Jun 2019 11:00:43 -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=1560438043; x=1591974043; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=O5KQeFcpa5oDQTKNk9Or1W6DnU5mVrpci4gg06xOIhI=; b=kMy6KwGUjYo0P4RJSKZf6X1cIQGJaj1C7pLwhy44/UO40k21S7EAK+jQ w8IZ/hzurgpJplij8fbmOANG334FSbFWsAA8kdHSxRvrkoYQfdiu+3J3D Xxsfa+6VE0mK0iTFqeRRqkPvMRmtlN7JSbeirTcj6ahKKsmXqXB0gmbBm hSqrmkzRfWVS6vg9fqSNtFJWzckGQISLyKOdu5O3DWi1i9Y24iAOjSbE5 98v8xX3hGBXEAc63FFdOR4jmfU8pEo8GQII1YwTFRiiDiuAWOwinpO3G4 tPR17cA7urhau/CjzbwMkQpFUf4nJT3P9rZ93ZRm2gxA1Wv5+zM4187eI A==; X-IronPort-AV: E=Sophos;i="5.63,369,1557158400"; d="scan'208";a="112137108" 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; 13 Jun 2019 23:00:38 +0800 IronPort-SDR: Sl509DC5AJd4p74XuFa74uUUmv2F8n3G70Oc7oals+9CpABVzqkNwiOdhD0h7L/tGpI5Hi5+k5 JIx+WrYTp/BWcq0u4rJlpi/pOAcq8znRrCqL40rhodrL/IOnDjHMqsAouZNhFDG4LRtA6aPKm4 pxwIDVX0ejBmR7e2/5ilk0tCsEOxTE1/eJYPbzBk9AAtvOf9AvYjLeQATXpxgU8yxoipvFeZxb QpQlLTy9PoVvxpvpV8P1TUMsMZjgDsrA80dKsPPh7l5kVItlWUlXy9/diO2y9Xqgl0z4R/GyCe 6zg1F3az7L0N2sYFau92kMX9 Received: from uls-op-cesaip01.wdc.com ([10.248.3.36]) by uls-op-cesaep02.wdc.com with ESMTP; 13 Jun 2019 08:00:20 -0700 IronPort-SDR: GvWuNW7r2PV3qNc62iAsDmdDRIJbJV6YnZnTWhRilRu5TXO6729tqaTycEJHEjnpobzzMehZqq CJkJTOtD5IeTiQ7/vYdEM8r9tAciRslVf2ANzgWe/N2JD7gT41wzKkVBantCxA0VH07BmZ/ktI 6YzlykAB5Z5R0UjH7SCP6q6lN9RCPwIBNRQ3CFpEHd6TidW56KxCRrRjHQT2lLj9+2vFrj/5ft Yg8jBjFqMDaJ27NAelHpRelSW4wjhG7nXaLwBD+z6Rqj5IFJC1fIAZOihZZOZF6mtDLrAKBBi5 FhI= Received: from cmercuryqemu.hgst.com ([10.202.65.32]) by uls-op-cesaip01.wdc.com with ESMTP; 13 Jun 2019 08:00:36 -0700 From: Chaitanya Kulkarni To: linux-block@vger.kernel.org Cc: colyli@suse.de, linux-bcache@vger.kernel.org, linux-scsi@vger.kernel.org, linux-btrace@vger.kernel.org, kent.overstreet@gmail.com, jaegeuk@kernel.org, damien.lemoal@wdc.com, Chaitanya Kulkarni Subject: [COMPILE TESTED PATCH 6/8] target/pscsi: use helper in pscsi_get_blocks() Date: Thu, 13 Jun 2019 07:59:53 -0700 Message-Id: <20190613145955.4813-7-chaitanya.kulkarni@wdc.com> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20190613145955.4813-1-chaitanya.kulkarni@wdc.com> References: <20190613145955.4813-1-chaitanya.kulkarni@wdc.com> MIME-Version: 1.0 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 pscsi_get_blocks() with newly introduced helper function to read the nr_sects from block device's hd_parts with the help if part_nr_sects_read() protected by appropriate locking. Signed-off-by: Chaitanya Kulkarni --- drivers/target/target_core_pscsi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/target/target_core_pscsi.c b/drivers/target/target_core_pscsi.c index c9d92b3e777d..da481edab2de 100644 --- a/drivers/target/target_core_pscsi.c +++ b/drivers/target/target_core_pscsi.c @@ -1030,7 +1030,7 @@ static sector_t pscsi_get_blocks(struct se_device *dev) struct pscsi_dev_virt *pdv = PSCSI_DEV(dev); if (pdv->pdv_bd && pdv->pdv_bd->bd_part) - return pdv->pdv_bd->bd_part->nr_sects; + return bdev_nr_sects(pdv->pdv_bd); return 0; }