From 56d18f62f556b80105e38e7975975cf7465aae3e Mon Sep 17 00:00:00 2001 From: Ming Lei Date: Fri, 15 Feb 2019 19:13:24 +0800 Subject: [PATCH] block: kill BLK_MQ_F_SG_MERGE QUEUE_FLAG_NO_SG_MERGE has been killed, so kill BLK_MQ_F_SG_MERGE too. Reviewed-by: Christoph Hellwig Reviewed-by: Omar Sandoval Signed-off-by: Ming Lei Signed-off-by: Jens Axboe --- block/blk-mq-debugfs.c | 1 - drivers/block/loop.c | 2 +- drivers/block/nbd.c | 2 +- drivers/block/rbd.c | 2 +- drivers/block/skd_main.c | 1 - drivers/block/xen-blkfront.c | 2 +- drivers/md/dm-rq.c | 2 +- drivers/mmc/core/queue.c | 3 +-- drivers/scsi/scsi_lib.c | 2 +- include/linux/blk-mq.h | 1 - 10 files changed, 7 insertions(+), 11 deletions(-) diff --git a/block/blk-mq-debugfs.c b/block/blk-mq-debugfs.c index 697d6213c82b..c39247c5ddb6 100644 --- a/block/blk-mq-debugfs.c +++ b/block/blk-mq-debugfs.c @@ -249,7 +249,6 @@ static const char *const alloc_policy_name[] = { static const char *const hctx_flag_name[] = { HCTX_FLAG_NAME(SHOULD_MERGE), HCTX_FLAG_NAME(TAG_SHARED), - HCTX_FLAG_NAME(SG_MERGE), HCTX_FLAG_NAME(BLOCKING), HCTX_FLAG_NAME(NO_SCHED), }; diff --git a/drivers/block/loop.c b/drivers/block/loop.c index 8ef583197414..3d63ad036398 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -1937,7 +1937,7 @@ static int loop_add(struct loop_device **l, int i) lo->tag_set.queue_depth = 128; lo->tag_set.numa_node = NUMA_NO_NODE; lo->tag_set.cmd_size = sizeof(struct loop_cmd); - lo->tag_set.flags = BLK_MQ_F_SHOULD_MERGE | BLK_MQ_F_SG_MERGE; + lo->tag_set.flags = BLK_MQ_F_SHOULD_MERGE; lo->tag_set.driver_data = lo; err = blk_mq_alloc_tag_set(&lo->tag_set); diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c index 7c9a949e876b..32a7ba1674b7 100644 --- a/drivers/block/nbd.c +++ b/drivers/block/nbd.c @@ -1571,7 +1571,7 @@ static int nbd_dev_add(int index) 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_SG_MERGE | BLK_MQ_F_BLOCKING; + BLK_MQ_F_BLOCKING; nbd->tag_set.driver_data = nbd; err = blk_mq_alloc_tag_set(&nbd->tag_set); diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c index 1e92b61d0bd5..abe9e1c89227 100644 --- a/drivers/block/rbd.c +++ b/drivers/block/rbd.c @@ -3988,7 +3988,7 @@ static int rbd_init_disk(struct rbd_device *rbd_dev) rbd_dev->tag_set.ops = &rbd_mq_ops; rbd_dev->tag_set.queue_depth = rbd_dev->opts->queue_depth; rbd_dev->tag_set.numa_node = NUMA_NO_NODE; - rbd_dev->tag_set.flags = BLK_MQ_F_SHOULD_MERGE | BLK_MQ_F_SG_MERGE; + rbd_dev->tag_set.flags = BLK_MQ_F_SHOULD_MERGE; rbd_dev->tag_set.nr_hw_queues = 1; rbd_dev->tag_set.cmd_size = sizeof(struct work_struct); diff --git a/drivers/block/skd_main.c b/drivers/block/skd_main.c index ab893a7571a2..7d3ad6c22ee5 100644 --- a/drivers/block/skd_main.c +++ b/drivers/block/skd_main.c @@ -2843,7 +2843,6 @@ static int skd_cons_disk(struct skd_device *skdev) skdev->sgs_per_request * sizeof(struct scatterlist); skdev->tag_set.numa_node = NUMA_NO_NODE; skdev->tag_set.flags = BLK_MQ_F_SHOULD_MERGE | - BLK_MQ_F_SG_MERGE | BLK_ALLOC_POLICY_TO_MQ_FLAG(BLK_TAG_ALLOC_FIFO); skdev->tag_set.driver_data = skdev; rc = blk_mq_alloc_tag_set(&skdev->tag_set); diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c index 0ed4b200fa58..d43a5677ccbc 100644 --- a/drivers/block/xen-blkfront.c +++ b/drivers/block/xen-blkfront.c @@ -977,7 +977,7 @@ static int xlvbd_init_blk_queue(struct gendisk *gd, u16 sector_size, } else info->tag_set.queue_depth = BLK_RING_SIZE(info); info->tag_set.numa_node = NUMA_NO_NODE; - info->tag_set.flags = BLK_MQ_F_SHOULD_MERGE | BLK_MQ_F_SG_MERGE; + info->tag_set.flags = BLK_MQ_F_SHOULD_MERGE; info->tag_set.cmd_size = sizeof(struct blkif_req); info->tag_set.driver_data = info; diff --git a/drivers/md/dm-rq.c b/drivers/md/dm-rq.c index 4eb5f8c56535..b2f8eb2365ee 100644 --- a/drivers/md/dm-rq.c +++ b/drivers/md/dm-rq.c @@ -527,7 +527,7 @@ int dm_mq_init_request_queue(struct mapped_device *md, struct dm_table *t) md->tag_set->ops = &dm_mq_ops; md->tag_set->queue_depth = dm_get_blk_mq_queue_depth(); md->tag_set->numa_node = md->numa_node_id; - md->tag_set->flags = BLK_MQ_F_SHOULD_MERGE | BLK_MQ_F_SG_MERGE; + md->tag_set->flags = BLK_MQ_F_SHOULD_MERGE; md->tag_set->nr_hw_queues = dm_get_blk_mq_nr_hw_queues(); md->tag_set->driver_data = md; diff --git a/drivers/mmc/core/queue.c b/drivers/mmc/core/queue.c index 35cc138b096d..cc19e71c71d4 100644 --- a/drivers/mmc/core/queue.c +++ b/drivers/mmc/core/queue.c @@ -410,8 +410,7 @@ int mmc_init_queue(struct mmc_queue *mq, struct mmc_card *card) else mq->tag_set.queue_depth = MMC_QUEUE_DEPTH; mq->tag_set.numa_node = NUMA_NO_NODE; - mq->tag_set.flags = BLK_MQ_F_SHOULD_MERGE | BLK_MQ_F_SG_MERGE | - BLK_MQ_F_BLOCKING; + mq->tag_set.flags = BLK_MQ_F_SHOULD_MERGE | BLK_MQ_F_BLOCKING; mq->tag_set.nr_hw_queues = 1; mq->tag_set.cmd_size = sizeof(struct mmc_queue_req); mq->tag_set.driver_data = mq; diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index 6d65ac584eba..6cadbe945bdb 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -1899,7 +1899,7 @@ int scsi_mq_setup_tags(struct Scsi_Host *shost) shost->tag_set.queue_depth = shost->can_queue; shost->tag_set.cmd_size = cmd_size; shost->tag_set.numa_node = NUMA_NO_NODE; - shost->tag_set.flags = BLK_MQ_F_SHOULD_MERGE | BLK_MQ_F_SG_MERGE; + shost->tag_set.flags = BLK_MQ_F_SHOULD_MERGE; shost->tag_set.flags |= BLK_ALLOC_POLICY_TO_MQ_FLAG(shost->hostt->tag_alloc_policy); shost->tag_set.driver_data = shost; diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h index 0e030f5f76b6..b0c814bcc7e3 100644 --- a/include/linux/blk-mq.h +++ b/include/linux/blk-mq.h @@ -218,7 +218,6 @@ struct blk_mq_ops { enum { BLK_MQ_F_SHOULD_MERGE = 1 << 0, BLK_MQ_F_TAG_SHARED = 1 << 1, - BLK_MQ_F_SG_MERGE = 1 << 2, BLK_MQ_F_BLOCKING = 1 << 5, BLK_MQ_F_NO_SCHED = 1 << 6, BLK_MQ_F_ALLOC_POLICY_START_BIT = 8,