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author | Linus Torvalds <torvalds@linux-foundation.org> | 2021-04-29 00:27:12 +0300 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2021-04-29 00:27:12 +0300 |
commit | 6c0029211382011af508273c4fc98a732f841d95 (patch) | |
tree | 63b47915c50542b28d1de48d0e50318afdb32dbb /fs | |
parent | 16b3d0cf5bad844daaf436ad2e9061de0fe36e5c (diff) | |
parent | f46ec84b5acbf8d7067d71a6bbdde213d4b86036 (diff) | |
download | linux-6c0029211382011af508273c4fc98a732f841d95.tar.xz |
Merge tag 'for-5.13/block-2021-04-27' of git://git.kernel.dk/linux-block
Pull block updates from Jens Axboe:
"Pretty quiet round this time, which is nice. In detail:
- Series revamping bounce buffer support (Christoph)
- Dead code removal (Christoph, Bart)
- Partition iteration revamp, now using xarray (Christoph)
- Passthrough request scheduler improvements (Lin)
- Series of BFQ improvements (Paolo)
- Fix ioprio task iteration (Peter)
- Various little tweaks and fixes (Tejun, Saravanan, Bhaskar, Max,
Nikolay)"
* tag 'for-5.13/block-2021-04-27' of git://git.kernel.dk/linux-block: (41 commits)
blk-iocost: don't ignore vrate_min on QD contention
blk-mq: Fix spurious debugfs directory creation during initialization
bfq/mq-deadline: remove redundant check for passthrough request
blk-mq: bypass IO scheduler's limit_depth for passthrough request
block: Remove an obsolete comment from sg_io()
block: move bio_list_copy_data to pktcdvd
block: remove zero_fill_bio_iter
block: add queue_to_disk() to get gendisk from request_queue
block: remove an incorrect check from blk_rq_append_bio
block: initialize ret in bdev_disk_changed
block: Fix sys_ioprio_set(.which=IOPRIO_WHO_PGRP) task iteration
block: remove disk_part_iter
block: simplify diskstats_show
block: simplify show_partition
block: simplify printk_all_partitions
block: simplify partition_overlaps
block: simplify partition removal
block: take bd_mutex around delete_partitions in del_gendisk
block: refactor blk_drop_partitions
block: move more syncing and invalidation to delete_partition
...
Diffstat (limited to 'fs')
-rw-r--r-- | fs/block_dev.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/fs/block_dev.c b/fs/block_dev.c index 09d6f7229db9..2ef24273069d 100644 --- a/fs/block_dev.c +++ b/fs/block_dev.c @@ -1240,14 +1240,16 @@ static void __blkdev_put(struct block_device *bdev, fmode_t mode, int for_part); int bdev_disk_changed(struct block_device *bdev, bool invalidate) { struct gendisk *disk = bdev->bd_disk; - int ret; + int ret = 0; lockdep_assert_held(&bdev->bd_mutex); rescan: - ret = blk_drop_partitions(bdev); - if (ret) - return ret; + if (bdev->bd_part_count) + return -EBUSY; + sync_blockdev(bdev); + invalidate_bdev(bdev); + blk_drop_partitions(disk); clear_bit(GD_NEED_PART_SCAN, &disk->state); |