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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-19 21:00:37 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-19 21:00:37 +0000 |
commit | 94ac2ab3fff96814d7460a27a0e9d004abbd4128 (patch) | |
tree | 9a4eb8cc234b540b0f4b93363109cdd37a20540b /drivers/block/nbd.c | |
parent | Adding debian version 6.8.12-1. (diff) | |
download | linux-94ac2ab3fff96814d7460a27a0e9d004abbd4128.tar.xz linux-94ac2ab3fff96814d7460a27a0e9d004abbd4128.zip |
Merging upstream version 6.9.2.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/block/nbd.c')
-rw-r--r-- | drivers/block/nbd.c | 43 |
1 files changed, 32 insertions, 11 deletions
diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c index b7c332528e..9d4ec9273b 100644 --- a/drivers/block/nbd.c +++ b/drivers/block/nbd.c @@ -316,9 +316,12 @@ static void nbd_mark_nsock_dead(struct nbd_device *nbd, struct nbd_sock *nsock, nsock->sent = 0; } -static int nbd_set_size(struct nbd_device *nbd, loff_t bytesize, +static int __nbd_set_size(struct nbd_device *nbd, loff_t bytesize, loff_t blksize) { + struct queue_limits lim; + int error; + if (!blksize) blksize = 1u << NBD_DEF_BLKSIZE_BITS; @@ -334,10 +337,16 @@ static int nbd_set_size(struct nbd_device *nbd, loff_t bytesize, if (!nbd->pid) return 0; + lim = queue_limits_start_update(nbd->disk->queue); if (nbd->config->flags & NBD_FLAG_SEND_TRIM) - blk_queue_max_discard_sectors(nbd->disk->queue, UINT_MAX); - blk_queue_logical_block_size(nbd->disk->queue, blksize); - blk_queue_physical_block_size(nbd->disk->queue, blksize); + lim.max_hw_discard_sectors = UINT_MAX; + else + lim.max_hw_discard_sectors = 0; + lim.logical_block_size = blksize; + lim.physical_block_size = blksize; + error = queue_limits_commit_update(nbd->disk->queue, &lim); + if (error) + return error; if (max_part) set_bit(GD_NEED_PART_SCAN, &nbd->disk->state); @@ -346,6 +355,18 @@ static int nbd_set_size(struct nbd_device *nbd, loff_t bytesize, return 0; } +static int nbd_set_size(struct nbd_device *nbd, loff_t bytesize, + loff_t blksize) +{ + int error; + + blk_mq_freeze_queue(nbd->disk->queue); + error = __nbd_set_size(nbd, bytesize, blksize); + blk_mq_unfreeze_queue(nbd->disk->queue); + + return error; +} + static void nbd_complete_rq(struct request *req) { struct nbd_cmd *cmd = blk_mq_rq_to_pdu(req); @@ -1351,7 +1372,6 @@ static void nbd_config_put(struct nbd_device *nbd) nbd->config = NULL; nbd->tag_set.timeout = 0; - blk_queue_max_discard_sectors(nbd->disk->queue, 0); mutex_unlock(&nbd->config_lock); nbd_put(nbd); @@ -1783,6 +1803,12 @@ static const struct blk_mq_ops nbd_mq_ops = { static struct nbd_device *nbd_dev_add(int index, unsigned int refs) { + struct queue_limits lim = { + .max_hw_sectors = 65536, + .max_user_sectors = 256, + .max_segments = USHRT_MAX, + .max_segment_size = UINT_MAX, + }; struct nbd_device *nbd; struct gendisk *disk; int err = -ENOMEM; @@ -1823,7 +1849,7 @@ static struct nbd_device *nbd_dev_add(int index, unsigned int refs) if (err < 0) goto out_free_tags; - disk = blk_mq_alloc_disk(&nbd->tag_set, NULL); + disk = blk_mq_alloc_disk(&nbd->tag_set, &lim, NULL); if (IS_ERR(disk)) { err = PTR_ERR(disk); goto out_free_idr; @@ -1843,11 +1869,6 @@ static struct nbd_device *nbd_dev_add(int index, unsigned int refs) * Tell the block layer that we are not a rotational device */ blk_queue_flag_set(QUEUE_FLAG_NONROT, disk->queue); - blk_queue_max_discard_sectors(disk->queue, 0); - blk_queue_max_segment_size(disk->queue, UINT_MAX); - blk_queue_max_segments(disk->queue, USHRT_MAX); - blk_queue_max_hw_sectors(disk->queue, 65536); - disk->queue->limits.max_sectors = 256; mutex_init(&nbd->config_lock); refcount_set(&nbd->config_refs, 0); |