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X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 05 Oct 2022 03:23:51.8664 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 785fbad4-5890-4cdc-8a27-08daa68106ba X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.117.161];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BN8NAM11FT107.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BL1PR12MB5096 Use the block layer helper to initialize the common fields of tag_set such as blk_mq_ops, number of h/w queues, queue depth, command size, numa_node, timeout, BLK_MQ_F_XXX flags, driver data. This initialization is spread all over the block drivers. This avoids the code repetation of the inialization code of the tag set in current block drivers and any future ones. Signed-off-by: Chaitanya Kulkarni --- drivers/block/nbd.c | 11 +++-------- 1 file changed, 3 insertions(+), 8 deletions(-) diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c index 2a2a1d996a57..01be68d1f722 100644 --- a/drivers/block/nbd.c +++ b/drivers/block/nbd.c @@ -1749,14 +1749,9 @@ static struct nbd_device *nbd_dev_add(int index, unsigned int refs) if (!nbd) goto out; - nbd->tag_set.ops = &nbd_mq_ops; - nbd->tag_set.nr_hw_queues = 1; - nbd->tag_set.queue_depth = 128; - nbd->tag_set.numa_node = NUMA_NO_NODE; - nbd->tag_set.cmd_size = sizeof(struct nbd_cmd); - nbd->tag_set.flags = BLK_MQ_F_SHOULD_MERGE | - BLK_MQ_F_BLOCKING; - nbd->tag_set.driver_data = nbd; + blk_mq_init_tag_set(&nbd->tag_set, &nbd_mq_ops, 1, 128, + sizeof(struct nbd_cmd), NUMA_NO_NODE, 0, + BLK_MQ_F_SHOULD_MERGE | BLK_MQ_F_BLOCKING, nbd); INIT_WORK(&nbd->remove_work, nbd_dev_remove_work); nbd->backend = NULL; -- 2.29.0 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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 61F56C433F5 for ; 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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 block layer helper to initialize the common fields of tag_set such as blk_mq_ops, number of h/w queues, queue depth, command size, numa_node, timeout, BLK_MQ_F_XXX flags, driver data. This initialization is spread all over the block drivers. This avoids the code repetation of the inialization code of the tag set in current block drivers and any future ones. Signed-off-by: Chaitanya Kulkarni --- drivers/block/nbd.c | 11 +++-------- 1 file changed, 3 insertions(+), 8 deletions(-) diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c index 2a2a1d996a57..01be68d1f722 100644 --- a/drivers/block/nbd.c +++ b/drivers/block/nbd.c @@ -1749,14 +1749,9 @@ static struct nbd_device *nbd_dev_add(int index, unsigned int refs) if (!nbd) goto out; - nbd->tag_set.ops = &nbd_mq_ops; - nbd->tag_set.nr_hw_queues = 1; - nbd->tag_set.queue_depth = 128; - nbd->tag_set.numa_node = NUMA_NO_NODE; - nbd->tag_set.cmd_size = sizeof(struct nbd_cmd); - nbd->tag_set.flags = BLK_MQ_F_SHOULD_MERGE | - BLK_MQ_F_BLOCKING; - nbd->tag_set.driver_data = nbd; + blk_mq_init_tag_set(&nbd->tag_set, &nbd_mq_ops, 1, 128, + sizeof(struct nbd_cmd), NUMA_NO_NODE, 0, + BLK_MQ_F_SHOULD_MERGE | BLK_MQ_F_BLOCKING, nbd); INIT_WORK(&nbd->remove_work, nbd_dev_remove_work); nbd->backend = NULL; -- 2.29.0 ______________________________________________________ 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 Received: from smtp3.osuosl.org (smtp3.osuosl.org [140.211.166.136]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 601B0C433F5 for ; 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charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: virtualization-bounces@lists.linux-foundation.org Sender: "Virtualization" Use the block layer helper to initialize the common fields of tag_set such as blk_mq_ops, number of h/w queues, queue depth, command size, numa_node, timeout, BLK_MQ_F_XXX flags, driver data. This initialization is spread all over the block drivers. This avoids the code repetation of the inialization code of the tag set in current block drivers and any future ones. Signed-off-by: Chaitanya Kulkarni --- drivers/block/nbd.c | 11 +++-------- 1 file changed, 3 insertions(+), 8 deletions(-) diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c index 2a2a1d996a57..01be68d1f722 100644 --- a/drivers/block/nbd.c +++ b/drivers/block/nbd.c @@ -1749,14 +1749,9 @@ static struct nbd_device *nbd_dev_add(int index, unsigned int refs) if (!nbd) goto out; - nbd->tag_set.ops = &nbd_mq_ops; - nbd->tag_set.nr_hw_queues = 1; - nbd->tag_set.queue_depth = 128; - nbd->tag_set.numa_node = NUMA_NO_NODE; - nbd->tag_set.cmd_size = sizeof(struct nbd_cmd); - nbd->tag_set.flags = BLK_MQ_F_SHOULD_MERGE | - BLK_MQ_F_BLOCKING; - nbd->tag_set.driver_data = nbd; + blk_mq_init_tag_set(&nbd->tag_set, &nbd_mq_ops, 1, 128, + sizeof(struct nbd_cmd), NUMA_NO_NODE, 0, + BLK_MQ_F_SHOULD_MERGE | BLK_MQ_F_BLOCKING, nbd); INIT_WORK(&nbd->remove_work, nbd_dev_remove_work); nbd->backend = NULL; -- 2.29.0 _______________________________________________ Virtualization mailing list Virtualization@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/virtualization