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[2620:137:e000::1:20]) by mx.google.com with ESMTP id u72-20020a63794b000000b004ec01adcfafsi14448616pgc.584.2023.02.06.23.11.25; Mon, 06 Feb 2023 23:11:37 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=alibaba.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230434AbjBGHDY (ORCPT + 99 others); Tue, 7 Feb 2023 02:03:24 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37874 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229726AbjBGHDW (ORCPT ); Tue, 7 Feb 2023 02:03:22 -0500 Received: from out199-2.us.a.mail.aliyun.com (out199-2.us.a.mail.aliyun.com [47.90.199.2]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E01DB46A4; Mon, 6 Feb 2023 23:02:49 -0800 (PST) X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R941e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=ay29a033018046059;MF=ziyangzhang@linux.alibaba.com;NM=1;PH=DS;RN=6;SR=0;TI=SMTPD_---0Vb61Xcn_1675753327; Received: from localhost.localdomain(mailfrom:ZiyangZhang@linux.alibaba.com fp:SMTPD_---0Vb61Xcn_1675753327) by smtp.aliyun-inc.com; Tue, 07 Feb 2023 15:02:08 +0800 From: Ziyang Zhang To: axboe@kernel.dk, ming.lei@redhat.com Cc: linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, joseph.qi@linux.alibaba.com, Ziyang Zhang Subject: [PATCH 3/3] ublk: pass NULL to blk_mq_alloc_disk() as queuedata Date: Tue, 7 Feb 2023 15:00:33 +0800 Message-Id: <20230207070033.367423-4-ZiyangZhang@linux.alibaba.com> X-Mailer: git-send-email 2.18.4 In-Reply-To: <20230207070033.367423-1-ZiyangZhang@linux.alibaba.com> References: <20230207070033.367423-1-ZiyangZhang@linux.alibaba.com> X-Spam-Status: No, score=-9.9 required=5.0 tests=BAYES_00, ENV_AND_HDR_SPF_MATCH,RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_PASS, UNPARSEABLE_RELAY,USER_IN_DEF_SPF_WL autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1757155318947113093?= X-GMAIL-MSGID: =?utf-8?q?1757155318947113093?= queuedata is not referenced in ublk_drv and we can use driver_data instead. Pass NULL to blk_mq_alloc_disk() as queuedata while allocating ublk's gendisk. Fixes: 6d9e6dfdf3b2 ("ublk: defer disk allocation") Signed-off-by: Ziyang Zhang --- drivers/block/ublk_drv.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/block/ublk_drv.c b/drivers/block/ublk_drv.c index 06eddefdf02a..d83fe2c2b3ba 100644 --- a/drivers/block/ublk_drv.c +++ b/drivers/block/ublk_drv.c @@ -1578,7 +1578,7 @@ static int ublk_ctrl_start_dev(struct ublk_device *ub, struct io_uring_cmd *cmd) goto out_unlock; } - disk = blk_mq_alloc_disk(&ub->tag_set, ub); + disk = blk_mq_alloc_disk(&ub->tag_set, NULL); if (IS_ERR(disk)) { ret = PTR_ERR(disk); goto out_unlock;