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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2019-11-25 20:37:01 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2019-11-25 20:37:01 +0100 |
| commit | 7e5192b93c3b8661791f65f0d477d0da234ca202 (patch) | |
| tree | 31a2918cda1342c216d8eace807b7716e5fe4f9a /drivers/block | |
| parent | Merge tag 'for-5.5/zoned-20191122' of git://git.kernel.dk/linux-block (diff) | |
| parent | block: move clearing bd_invalidated into check_disk_size_change (diff) | |
| download | linux-7e5192b93c3b8661791f65f0d477d0da234ca202.tar.xz linux-7e5192b93c3b8661791f65f0d477d0da234ca202.zip | |
Merge tag 'for-5.5/disk-revalidate-20191122' of git://git.kernel.dk/linux-block
Pull disk revalidation updates from Jens Axboe:
"This continues the work that Jan Kara started to thoroughly cleanup
and consolidate how we handle rescans and revalidations"
* tag 'for-5.5/disk-revalidate-20191122' of git://git.kernel.dk/linux-block:
block: move clearing bd_invalidated into check_disk_size_change
block: remove (__)blkdev_reread_part as an exported API
block: fix bdev_disk_changed for non-partitioned devices
block: move rescan_partitions to fs/block_dev.c
block: merge invalidate_partitions into rescan_partitions
block: refactor rescan_partitions
Diffstat (limited to 'drivers/block')
| -rw-r--r-- | drivers/block/loop.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/block/loop.c b/drivers/block/loop.c index ef6e251857c8..739b372a5112 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -640,7 +640,9 @@ static void loop_reread_partitions(struct loop_device *lo, { int rc; - rc = blkdev_reread_part(bdev); + mutex_lock(&bdev->bd_mutex); + rc = bdev_disk_changed(bdev, false); + mutex_unlock(&bdev->bd_mutex); if (rc) pr_warn("%s: partition scan of loop%d (%s) failed (rc=%d)\n", __func__, lo->lo_number, lo->lo_file_name, rc); @@ -1164,10 +1166,11 @@ out_unlock: * must be at least one and it can only become zero when the * current holder is released. */ - if (release) - err = __blkdev_reread_part(bdev); - else - err = blkdev_reread_part(bdev); + if (!release) + mutex_lock(&bdev->bd_mutex); + err = bdev_disk_changed(bdev, false); + if (!release) + mutex_unlock(&bdev->bd_mutex); if (err) pr_warn("%s: partition scan of loop%d failed (rc=%d)\n", __func__, lo_number, err); |