diff options
| author | Christoph Hellwig <hch@lst.de> | 2021-01-09 11:42:49 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2021-01-24 18:15:57 -0700 |
| commit | 1e0dcca9e1aa3caa1a0dc4300db1a091078fe40b (patch) | |
| tree | 41a7cef2f3c4f1bdca2b9d78092b9194e6d1b4eb /drivers/md/dm-cache-metadata.c | |
| parent | 6ee1d745b7c9fd573fba142a2efdad76a9f1cb04 (diff) | |
| download | linux-next-1e0dcca9e1aa3caa1a0dc4300db1a091078fe40b.tar.gz | |
dm: use bdev_read_only to check if a device is read-only
dm-thin and dm-cache also work on partitions, so use the proper
interface to check if the device is read-only.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/md/dm-cache-metadata.c')
| -rw-r--r-- | drivers/md/dm-cache-metadata.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/md/dm-cache-metadata.c b/drivers/md/dm-cache-metadata.c index af6d4f898e4c..89a73204dbf4 100644 --- a/drivers/md/dm-cache-metadata.c +++ b/drivers/md/dm-cache-metadata.c @@ -449,7 +449,7 @@ static int __check_incompat_features(struct cache_disk_superblock *disk_super, /* * Check for read-only metadata to skip the following RDWR checks. */ - if (get_disk_ro(cmd->bdev->bd_disk)) + if (bdev_read_only(cmd->bdev)) return 0; features = le32_to_cpu(disk_super->compat_ro_flags) & ~DM_CACHE_FEATURE_COMPAT_RO_SUPP; |