From mboxrd@z Thu Jan 1 00:00:00 1970 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 8F705C47093 for ; Wed, 2 Jun 2021 06:54:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7FCF161359 for ; Wed, 2 Jun 2021 06:54:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230503AbhFBG4j (ORCPT ); Wed, 2 Jun 2021 02:56:39 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47714 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230407AbhFBG4h (ORCPT ); Wed, 2 Jun 2021 02:56:37 -0400 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8543AC061574; Tue, 1 Jun 2021 23:54:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; 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=VrhBOXpqbc1/w6Vz4TvYYyGic8czOTYvar2owBC0Nao=; b=M0oF4rS9JAR1tnscAYGs3Ny4Aw R0M734kT6ibhdEiE624YEKsyPPj2YIu9zEGz0wkFfjwV4WFPnIh+1qyKDWdZ3z8EzlkVFGAb8Dcf7 3V8VbExj8uNId3jTIdf48776+H/+fLIW8cknoNSzbxVEsD1AHyQD0KcKh763iNg2evMPCysdTxB14 ax5A/5pAgqFYu/FRgKYessRM0Gxr+BcwAdKdzvnS3J8oKCUIv74U/fN2dbR6gw8G1XrC9oJZoC90l B8UJw9Kz7LkEpdXWVakEj3I01Qm/fH4nuPfSRHY69/phvcTpV74SAlSbAP7u3gkCl0yYJXtqgKgJ3 bYIwaHtg==; Received: from shol69.static.otenet.gr ([83.235.170.67] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1loKls-0025R4-W9; Wed, 02 Jun 2021 06:54:33 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Justin Sanders , Denis Efremov , Josef Bacik , Tim Waugh , Geoff Levand , Ilya Dryomov , "Md. Haris Iqbal" , Jack Wang , "Michael S. Tsirkin" , Jason Wang , Konrad Rzeszutek Wilk , =?UTF-8?q?Roger=20Pau=20Monn=C3=A9?= , Mike Snitzer , Maxim Levitsky , Alex Dubov , Miquel Raynal , Richard Weinberger , Vignesh Raghavendra , Heiko Carstens , Vasily Gorbik , Christian Borntraeger , dm-devel@redhat.com, linux-block@vger.kernel.org, nbd@other.debian.org, linuxppc-dev@lists.ozlabs.org, ceph-devel@vger.kernel.org, virtualization@lists.linux-foundation.org, xen-devel@lists.xenproject.org, linux-mmc@vger.kernel.org, linux-mtd@lists.infradead.org, linux-s390@vger.kernel.org Subject: [PATCH 08/30] mspro: use blk_mq_alloc_disk Date: Wed, 2 Jun 2021 09:53:23 +0300 Message-Id: <20210602065345.355274-9-hch@lst.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210602065345.355274-1-hch@lst.de> References: <20210602065345.355274-1-hch@lst.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org Use the blk_mq_alloc_disk API to simplify the gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig --- drivers/memstick/core/mspro_block.c | 26 +++++++++++--------------- 1 file changed, 11 insertions(+), 15 deletions(-) diff --git a/drivers/memstick/core/mspro_block.c b/drivers/memstick/core/mspro_block.c index cf7fe0d58ee7..22778d0e24f5 100644 --- a/drivers/memstick/core/mspro_block.c +++ b/drivers/memstick/core/mspro_block.c @@ -1205,21 +1205,17 @@ static int mspro_block_init_disk(struct memstick_dev *card) if (disk_id < 0) return disk_id; - msb->disk = alloc_disk(1 << MSPRO_BLOCK_PART_SHIFT); - if (!msb->disk) { - rc = -ENOMEM; + rc = blk_mq_alloc_sq_tag_set(&msb->tag_set, &mspro_mq_ops, 2, + BLK_MQ_F_SHOULD_MERGE); + if (rc) goto out_release_id; - } - msb->queue = blk_mq_init_sq_queue(&msb->tag_set, &mspro_mq_ops, 2, - BLK_MQ_F_SHOULD_MERGE); - if (IS_ERR(msb->queue)) { - rc = PTR_ERR(msb->queue); - msb->queue = NULL; - goto out_put_disk; + msb->disk = blk_mq_alloc_disk(&msb->tag_set, card); + if (IS_ERR(msb->disk)) { + rc = PTR_ERR(msb->disk); + goto out_free_tag_set; } - - msb->queue->queuedata = card; + msb->queue = msb->disk->queue; blk_queue_max_hw_sectors(msb->queue, MSPRO_BLOCK_MAX_PAGES); blk_queue_max_segments(msb->queue, MSPRO_BLOCK_MAX_SEGS); @@ -1228,10 +1224,10 @@ static int mspro_block_init_disk(struct memstick_dev *card) msb->disk->major = major; msb->disk->first_minor = disk_id << MSPRO_BLOCK_PART_SHIFT; + msb->disk->minors = 1 << MSPRO_BLOCK_PART_SHIFT; msb->disk->fops = &ms_block_bdops; msb->usage_count = 1; msb->disk->private_data = msb; - msb->disk->queue = msb->queue; sprintf(msb->disk->disk_name, "mspblk%d", disk_id); @@ -1247,8 +1243,8 @@ static int mspro_block_init_disk(struct memstick_dev *card) msb->active = 1; return 0; -out_put_disk: - put_disk(msb->disk); +out_free_tag_set: + blk_mq_free_tag_set(&msb->tag_set); out_release_id: mutex_lock(&mspro_block_disk_lock); idr_remove(&mspro_block_disk_idr, disk_id); -- 2.30.2 From mboxrd@z Thu Jan 1 00:00:00 1970 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=-16.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,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 D6085C4708F for ; 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bh=VrhBOXpqbc1/w6Vz4TvYYyGic8czOTYvar2owBC0Nao=; b=M0oF4rS9JAR1tnscAYGs3Ny4Aw R0M734kT6ibhdEiE624YEKsyPPj2YIu9zEGz0wkFfjwV4WFPnIh+1qyKDWdZ3z8EzlkVFGAb8Dcf7 3V8VbExj8uNId3jTIdf48776+H/+fLIW8cknoNSzbxVEsD1AHyQD0KcKh763iNg2evMPCysdTxB14 ax5A/5pAgqFYu/FRgKYessRM0Gxr+BcwAdKdzvnS3J8oKCUIv74U/fN2dbR6gw8G1XrC9oJZoC90l B8UJw9Kz7LkEpdXWVakEj3I01Qm/fH4nuPfSRHY69/phvcTpV74SAlSbAP7u3gkCl0yYJXtqgKgJ3 bYIwaHtg==; Received: from shol69.static.otenet.gr ([83.235.170.67] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1loKls-0025R4-W9; Wed, 02 Jun 2021 06:54:33 +0000 From: Christoph Hellwig To: Jens Axboe Subject: [PATCH 08/30] mspro: use blk_mq_alloc_disk Date: Wed, 2 Jun 2021 09:53:23 +0300 Message-Id: <20210602065345.355274-9-hch@lst.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210602065345.355274-1-hch@lst.de> References: <20210602065345.355274-1-hch@lst.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Justin Sanders , Vignesh Raghavendra , Mike Snitzer , "Michael S. Tsirkin" , Jason Wang , virtualization@lists.linux-foundation.org, dm-devel@redhat.com, "Md. Haris Iqbal" , Miquel Raynal , Jack Wang , Tim Waugh , linux-s390@vger.kernel.org, Alex Dubov , Richard Weinberger , Christian Borntraeger , xen-devel@lists.xenproject.org, Ilya Dryomov , Vasily Gorbik , Konrad Rzeszutek Wilk , Heiko Carstens , Josef Bacik , Denis Efremov , nbd@other.debian.org, linux-block@vger.kernel.org, ceph-devel@vger.kernel.org, Maxim Levitsky , Geoff Levand , linux-mmc@vger.kernel.org, linux-mtd@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, =?UTF-8?q?Roger=20Pau=20Monn=C3=A9?= Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" Use the blk_mq_alloc_disk API to simplify the gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig --- drivers/memstick/core/mspro_block.c | 26 +++++++++++--------------- 1 file changed, 11 insertions(+), 15 deletions(-) diff --git a/drivers/memstick/core/mspro_block.c b/drivers/memstick/core/mspro_block.c index cf7fe0d58ee7..22778d0e24f5 100644 --- a/drivers/memstick/core/mspro_block.c +++ b/drivers/memstick/core/mspro_block.c @@ -1205,21 +1205,17 @@ static int mspro_block_init_disk(struct memstick_dev *card) if (disk_id < 0) return disk_id; - msb->disk = alloc_disk(1 << MSPRO_BLOCK_PART_SHIFT); - if (!msb->disk) { - rc = -ENOMEM; + rc = blk_mq_alloc_sq_tag_set(&msb->tag_set, &mspro_mq_ops, 2, + BLK_MQ_F_SHOULD_MERGE); + if (rc) goto out_release_id; - } - msb->queue = blk_mq_init_sq_queue(&msb->tag_set, &mspro_mq_ops, 2, - BLK_MQ_F_SHOULD_MERGE); - if (IS_ERR(msb->queue)) { - rc = PTR_ERR(msb->queue); - msb->queue = NULL; - goto out_put_disk; + msb->disk = blk_mq_alloc_disk(&msb->tag_set, card); + if (IS_ERR(msb->disk)) { + rc = PTR_ERR(msb->disk); + goto out_free_tag_set; } - - msb->queue->queuedata = card; + msb->queue = msb->disk->queue; blk_queue_max_hw_sectors(msb->queue, MSPRO_BLOCK_MAX_PAGES); blk_queue_max_segments(msb->queue, MSPRO_BLOCK_MAX_SEGS); @@ -1228,10 +1224,10 @@ static int mspro_block_init_disk(struct memstick_dev *card) msb->disk->major = major; msb->disk->first_minor = disk_id << MSPRO_BLOCK_PART_SHIFT; + msb->disk->minors = 1 << MSPRO_BLOCK_PART_SHIFT; msb->disk->fops = &ms_block_bdops; msb->usage_count = 1; msb->disk->private_data = msb; - msb->disk->queue = msb->queue; sprintf(msb->disk->disk_name, "mspblk%d", disk_id); @@ -1247,8 +1243,8 @@ static int mspro_block_init_disk(struct memstick_dev *card) msb->active = 1; return 0; -out_put_disk: - put_disk(msb->disk); +out_free_tag_set: + blk_mq_free_tag_set(&msb->tag_set); out_release_id: mutex_lock(&mspro_block_disk_lock); idr_remove(&mspro_block_disk_idr, disk_id); -- 2.30.2 From mboxrd@z Thu Jan 1 00:00:00 1970 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=-17.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, 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 95871C47083 for ; Wed, 2 Jun 2021 07:06:05 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 64268610CB for ; Wed, 2 Jun 2021 07:06:05 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 64268610CB Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=jRo7gYoZQ8+Wst5aW0MXlyY1JODxdnWAJzxXmdtSDxc=; b=ilff/ChaL9VYAX un8VDajUUTAiNsi55Tuy0HiDdNe6lNYzqMhZTyEW/76cIBCC/Neyk98AlYxK6HWp5Ua/C5K48p1Lm Jn0VvDAsVCqqqA3fOPS1mZ1rY2ru33IfjkP8RcLFCjIpsecEfo8PW/ASSYaU7nRBxO5EydXJvFAgo HiYJQFEb46ssGvx2vX+ZQoh510l/veMBmezl3s2wZ5lCR4a1ON0GRr+PBv1huSsTvQgkctCvn8B45 3rsLrzEEouXQs9sZrCATym5+nMuiIdiOE3qpPmvGhjRYvBnHLBjdG5yO/kBMgYCbcxcuJh2j3yTVb ifqztS2JVGtScpPenUHQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1loKwQ-002Ar5-4v; Wed, 02 Jun 2021 07:05:26 +0000 Received: from shol69.static.otenet.gr ([83.235.170.67] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1loKls-0025R4-W9; Wed, 02 Jun 2021 06:54:33 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Justin Sanders , Denis Efremov , Josef Bacik , Tim Waugh , Geoff Levand , Ilya Dryomov , "Md. Haris Iqbal" , Jack Wang , "Michael S. Tsirkin" , Jason Wang , Konrad Rzeszutek Wilk , =?UTF-8?q?Roger=20Pau=20Monn=C3=A9?= , Mike Snitzer , Maxim Levitsky , Alex Dubov , Miquel Raynal , Richard Weinberger , Vignesh Raghavendra , Heiko Carstens , Vasily Gorbik , Christian Borntraeger , dm-devel@redhat.com, linux-block@vger.kernel.org, nbd@other.debian.org, linuxppc-dev@lists.ozlabs.org, ceph-devel@vger.kernel.org, virtualization@lists.linux-foundation.org, xen-devel@lists.xenproject.org, linux-mmc@vger.kernel.org, linux-mtd@lists.infradead.org, linux-s390@vger.kernel.org Subject: [PATCH 08/30] mspro: use blk_mq_alloc_disk Date: Wed, 2 Jun 2021 09:53:23 +0300 Message-Id: <20210602065345.355274-9-hch@lst.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210602065345.355274-1-hch@lst.de> References: <20210602065345.355274-1-hch@lst.de> MIME-Version: 1.0 X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org Use the blk_mq_alloc_disk API to simplify the gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig --- drivers/memstick/core/mspro_block.c | 26 +++++++++++--------------- 1 file changed, 11 insertions(+), 15 deletions(-) diff --git a/drivers/memstick/core/mspro_block.c b/drivers/memstick/core/mspro_block.c index cf7fe0d58ee7..22778d0e24f5 100644 --- a/drivers/memstick/core/mspro_block.c +++ b/drivers/memstick/core/mspro_block.c @@ -1205,21 +1205,17 @@ static int mspro_block_init_disk(struct memstick_dev *card) if (disk_id < 0) return disk_id; - msb->disk = alloc_disk(1 << MSPRO_BLOCK_PART_SHIFT); - if (!msb->disk) { - rc = -ENOMEM; + rc = blk_mq_alloc_sq_tag_set(&msb->tag_set, &mspro_mq_ops, 2, + BLK_MQ_F_SHOULD_MERGE); + if (rc) goto out_release_id; - } - msb->queue = blk_mq_init_sq_queue(&msb->tag_set, &mspro_mq_ops, 2, - BLK_MQ_F_SHOULD_MERGE); - if (IS_ERR(msb->queue)) { - rc = PTR_ERR(msb->queue); - msb->queue = NULL; - goto out_put_disk; + msb->disk = blk_mq_alloc_disk(&msb->tag_set, card); + if (IS_ERR(msb->disk)) { + rc = PTR_ERR(msb->disk); + goto out_free_tag_set; } - - msb->queue->queuedata = card; + msb->queue = msb->disk->queue; blk_queue_max_hw_sectors(msb->queue, MSPRO_BLOCK_MAX_PAGES); blk_queue_max_segments(msb->queue, MSPRO_BLOCK_MAX_SEGS); @@ -1228,10 +1224,10 @@ static int mspro_block_init_disk(struct memstick_dev *card) msb->disk->major = major; msb->disk->first_minor = disk_id << MSPRO_BLOCK_PART_SHIFT; + msb->disk->minors = 1 << MSPRO_BLOCK_PART_SHIFT; msb->disk->fops = &ms_block_bdops; msb->usage_count = 1; msb->disk->private_data = msb; - msb->disk->queue = msb->queue; sprintf(msb->disk->disk_name, "mspblk%d", disk_id); @@ -1247,8 +1243,8 @@ static int mspro_block_init_disk(struct memstick_dev *card) msb->active = 1; return 0; -out_put_disk: - put_disk(msb->disk); +out_free_tag_set: + blk_mq_free_tag_set(&msb->tag_set); out_release_id: mutex_lock(&mspro_block_disk_lock); idr_remove(&mspro_block_disk_idr, disk_id); -- 2.30.2 ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/ From mboxrd@z Thu Jan 1 00:00:00 1970 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=-16.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,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 6E666C47092 for ; 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See http://www.infradead.org/rpr.html Cc: Justin Sanders , Vignesh Raghavendra , Mike Snitzer , "Michael S. Tsirkin" , virtualization@lists.linux-foundation.org, dm-devel@redhat.com, "Md. Haris Iqbal" , Miquel Raynal , Jack Wang , Tim Waugh , linux-s390@vger.kernel.org, Alex Dubov , Richard Weinberger , Christian Borntraeger , xen-devel@lists.xenproject.org, Ilya Dryomov , Vasily Gorbik , Konrad Rzeszutek Wilk , Heiko Carstens , Josef Bacik , Denis Efremov , nbd@other.debian.org, linux-block@vger.kernel.org, ceph-devel@vger.kernel.org, Maxim Levitsky , Geoff Levand , linux-mmc@vger.kernel.org, linux-mtd@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, =?UTF-8?q?Roger=20Pau=20Monn=C3=A9?= X-BeenThere: virtualization@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Linux virtualization List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: virtualization-bounces@lists.linux-foundation.org Sender: "Virtualization" Use the blk_mq_alloc_disk API to simplify the gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig --- drivers/memstick/core/mspro_block.c | 26 +++++++++++--------------- 1 file changed, 11 insertions(+), 15 deletions(-) diff --git a/drivers/memstick/core/mspro_block.c b/drivers/memstick/core/mspro_block.c index cf7fe0d58ee7..22778d0e24f5 100644 --- a/drivers/memstick/core/mspro_block.c +++ b/drivers/memstick/core/mspro_block.c @@ -1205,21 +1205,17 @@ static int mspro_block_init_disk(struct memstick_dev *card) if (disk_id < 0) return disk_id; - msb->disk = alloc_disk(1 << MSPRO_BLOCK_PART_SHIFT); - if (!msb->disk) { - rc = -ENOMEM; + rc = blk_mq_alloc_sq_tag_set(&msb->tag_set, &mspro_mq_ops, 2, + BLK_MQ_F_SHOULD_MERGE); + if (rc) goto out_release_id; - } - msb->queue = blk_mq_init_sq_queue(&msb->tag_set, &mspro_mq_ops, 2, - BLK_MQ_F_SHOULD_MERGE); - if (IS_ERR(msb->queue)) { - rc = PTR_ERR(msb->queue); - msb->queue = NULL; - goto out_put_disk; + msb->disk = blk_mq_alloc_disk(&msb->tag_set, card); + if (IS_ERR(msb->disk)) { + rc = PTR_ERR(msb->disk); + goto out_free_tag_set; } - - msb->queue->queuedata = card; + msb->queue = msb->disk->queue; blk_queue_max_hw_sectors(msb->queue, MSPRO_BLOCK_MAX_PAGES); blk_queue_max_segments(msb->queue, MSPRO_BLOCK_MAX_SEGS); @@ -1228,10 +1224,10 @@ static int mspro_block_init_disk(struct memstick_dev *card) msb->disk->major = major; msb->disk->first_minor = disk_id << MSPRO_BLOCK_PART_SHIFT; + msb->disk->minors = 1 << MSPRO_BLOCK_PART_SHIFT; msb->disk->fops = &ms_block_bdops; msb->usage_count = 1; msb->disk->private_data = msb; - msb->disk->queue = msb->queue; sprintf(msb->disk->disk_name, "mspblk%d", disk_id); @@ -1247,8 +1243,8 @@ static int mspro_block_init_disk(struct memstick_dev *card) msb->active = 1; return 0; -out_put_disk: - put_disk(msb->disk); +out_free_tag_set: + blk_mq_free_tag_set(&msb->tag_set); out_release_id: mutex_lock(&mspro_block_disk_lock); idr_remove(&mspro_block_disk_idr, disk_id); -- 2.30.2 _______________________________________________ Virtualization mailing list Virtualization@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/virtualization From mboxrd@z Thu Jan 1 00:00:00 1970 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=-13.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 E9D8EC4708F for ; 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See http://www.infradead.org/rpr.html X-Mimecast-Impersonation-Protect: Policy=CLT - Impersonation Protection Definition; Similar Internal Domain=false; Similar Monitored External Domain=false; Custom External Domain=false; Mimecast External Domain=false; Newly Observed Domain=false; Internal User Name=false; Custom Display Name List=false; Reply-to Address Mismatch=false; Targeted Threat Dictionary=false; Mimecast Threat Dictionary=false; Custom Threat Dictionary=false X-Mimecast-Spam-Signature: yes X-Scanned-By: MIMEDefang 2.79 on 10.11.54.5 X-loop: dm-devel@redhat.com Cc: Justin Sanders , Vignesh Raghavendra , Mike Snitzer , "Michael S. Tsirkin" , Jason Wang , virtualization@lists.linux-foundation.org, dm-devel@redhat.com, "Md. Haris Iqbal" , Miquel Raynal , Jack Wang , Tim Waugh , linux-s390@vger.kernel.org, Alex Dubov , Richard Weinberger , Christian Borntraeger , xen-devel@lists.xenproject.org, Ilya Dryomov , Vasily Gorbik , Konrad Rzeszutek Wilk , Heiko Carstens , Josef Bacik , Denis Efremov , nbd@other.debian.org, linux-block@vger.kernel.org, ceph-devel@vger.kernel.org, Maxim Levitsky , Geoff Levand , linux-mmc@vger.kernel.org, linux-mtd@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, =?UTF-8?q?Roger=20Pau=20Monn=C3=A9?= Subject: [dm-devel] [PATCH 08/30] mspro: use blk_mq_alloc_disk X-BeenThere: dm-devel@redhat.com X-Mailman-Version: 2.1.12 Precedence: junk List-Id: device-mapper development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dm-devel-bounces@redhat.com Errors-To: dm-devel-bounces@redhat.com X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=dm-devel-bounces@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Use the blk_mq_alloc_disk API to simplify the gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig --- drivers/memstick/core/mspro_block.c | 26 +++++++++++--------------- 1 file changed, 11 insertions(+), 15 deletions(-) diff --git a/drivers/memstick/core/mspro_block.c b/drivers/memstick/core/mspro_block.c index cf7fe0d58ee7..22778d0e24f5 100644 --- a/drivers/memstick/core/mspro_block.c +++ b/drivers/memstick/core/mspro_block.c @@ -1205,21 +1205,17 @@ static int mspro_block_init_disk(struct memstick_dev *card) if (disk_id < 0) return disk_id; - msb->disk = alloc_disk(1 << MSPRO_BLOCK_PART_SHIFT); - if (!msb->disk) { - rc = -ENOMEM; + rc = blk_mq_alloc_sq_tag_set(&msb->tag_set, &mspro_mq_ops, 2, + BLK_MQ_F_SHOULD_MERGE); + if (rc) goto out_release_id; - } - msb->queue = blk_mq_init_sq_queue(&msb->tag_set, &mspro_mq_ops, 2, - BLK_MQ_F_SHOULD_MERGE); - if (IS_ERR(msb->queue)) { - rc = PTR_ERR(msb->queue); - msb->queue = NULL; - goto out_put_disk; + msb->disk = blk_mq_alloc_disk(&msb->tag_set, card); + if (IS_ERR(msb->disk)) { + rc = PTR_ERR(msb->disk); + goto out_free_tag_set; } - - msb->queue->queuedata = card; + msb->queue = msb->disk->queue; blk_queue_max_hw_sectors(msb->queue, MSPRO_BLOCK_MAX_PAGES); blk_queue_max_segments(msb->queue, MSPRO_BLOCK_MAX_SEGS); @@ -1228,10 +1224,10 @@ static int mspro_block_init_disk(struct memstick_dev *card) msb->disk->major = major; msb->disk->first_minor = disk_id << MSPRO_BLOCK_PART_SHIFT; + msb->disk->minors = 1 << MSPRO_BLOCK_PART_SHIFT; msb->disk->fops = &ms_block_bdops; msb->usage_count = 1; msb->disk->private_data = msb; - msb->disk->queue = msb->queue; sprintf(msb->disk->disk_name, "mspblk%d", disk_id); @@ -1247,8 +1243,8 @@ static int mspro_block_init_disk(struct memstick_dev *card) msb->active = 1; return 0; -out_put_disk: - put_disk(msb->disk); +out_free_tag_set: + blk_mq_free_tag_set(&msb->tag_set); out_release_id: mutex_lock(&mspro_block_disk_lock); idr_remove(&mspro_block_disk_idr, disk_id); -- 2.30.2 -- dm-devel mailing list dm-devel@redhat.com https://listman.redhat.com/mailman/listinfo/dm-devel