diff options
| author |   Christoph Hellwig <hch@lst.de> | 2020-09-08 16:53:29 +0200 |
|---|---|---|
| committer |   Jens Axboe <axboe@kernel.dk> | 2020-09-10 09:32:30 -0600 |
| commit | 95f6f3a46fc4ee1a2b216a6b46bdf2b450f1877f (patch) | |
| tree | 4ecb01f17029bcdc4364a96c21e10adda36161b2 /fs | |
| parent | block: make QUEUE_SYSFS_BIT_FNS more useful (diff) | |
| download | linux-dev-95f6f3a46fc4ee1a2b216a6b46bdf2b450f1877f.tar.xz linux-dev-95f6f3a46fc4ee1a2b216a6b46bdf2b450f1877f.zip | |
block: add a bdev_check_media_change helper
Like check_disk_changed, except that it does not call ->revalidate_disk
but leaves that to the caller.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/block_dev.c | 17 |
1 files changed, 3 insertions, 14 deletions
diff --git a/fs/block_dev.c b/fs/block_dev.c index c70c41ecba48..c6ac0bd22eca 100644 --- a/fs/block_dev.c +++ b/fs/block_dev.c @@ -1379,21 +1379,10 @@ EXPORT_SYMBOL(revalidate_disk_size); */ int check_disk_change(struct block_device *bdev) { - struct gendisk *disk = bdev->bd_disk; - const struct block_device_operations *bdops = disk->fops; - unsigned int events; - - events = disk_clear_events(disk, DISK_EVENT_MEDIA_CHANGE | - DISK_EVENT_EJECT_REQUEST); - if (!(events & DISK_EVENT_MEDIA_CHANGE)) + if (!bdev_check_media_change(bdev)) return 0; - - if (__invalidate_device(bdev, true)) - pr_warn("VFS: busy inodes on changed media %s\n", - disk->disk_name); - set_bit(BDEV_NEED_PART_SCAN, &bdev->bd_flags); - if (bdops->revalidate_disk) - bdops->revalidate_disk(bdev->bd_disk); + if (bdev->bd_disk->fops->revalidate_disk) + bdev->bd_disk->fops->revalidate_disk(bdev->bd_disk); return 1; } |