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Diffstat (limited to '')
| -rw-r--r-- | drivers/md/dm-thin-metadata.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/md/dm-thin-metadata.c b/drivers/md/dm-thin-metadata.c index f553ed66603c..60bce435f4fa 100644 --- a/drivers/md/dm-thin-metadata.c +++ b/drivers/md/dm-thin-metadata.c @@ -1696,3 +1696,17 @@ void dm_pool_metadata_read_only(struct dm_pool_metadata *pmd) dm_bm_set_read_only(pmd->bm); up_write(&pmd->root_lock); } + +int dm_pool_register_metadata_threshold(struct dm_pool_metadata *pmd, + dm_block_t threshold, + dm_sm_threshold_fn fn, + void *context) +{ + int r; + + down_write(&pmd->root_lock); + r = dm_sm_register_threshold_callback(pmd->metadata_sm, threshold, fn, context); + up_write(&pmd->root_lock); + + return r; +} |