diff options
| -rw-r--r-- | drivers/md/dm-thin-metadata.c | 40 |
1 files changed, 17 insertions, 23 deletions
diff --git a/drivers/md/dm-thin-metadata.c b/drivers/md/dm-thin-metadata.c index 9f7c1e01dda2..dceec441ef30 100644 --- a/drivers/md/dm-thin-metadata.c +++ b/drivers/md/dm-thin-metadata.c @@ -486,31 +486,29 @@ bad_locked: } static int __open_or_format_metadata(struct dm_pool_metadata *pmd, - struct dm_block_manager *bm, dm_block_t nr_blocks, int create) { int r; - struct dm_space_map *sm, *data_sm; - struct dm_transaction_manager *tm; struct dm_block *sblock; if (create) { - r = dm_tm_create_with_sm(bm, THIN_SUPERBLOCK_LOCATION, &tm, &sm); + r = dm_tm_create_with_sm(pmd->bm, THIN_SUPERBLOCK_LOCATION, + &pmd->tm, &pmd->metadata_sm); if (r < 0) { DMERR("tm_create_with_sm failed"); return r; } - data_sm = dm_sm_disk_create(tm, nr_blocks); - if (IS_ERR(data_sm)) { + pmd->data_sm = dm_sm_disk_create(pmd->tm, nr_blocks); + if (IS_ERR(pmd->data_sm)) { DMERR("sm_disk_create failed"); - r = PTR_ERR(data_sm); + r = PTR_ERR(pmd->data_sm); goto bad; } } else { struct thin_disk_superblock *disk_super; - r = dm_bm_read_lock(bm, THIN_SUPERBLOCK_LOCATION, + r = dm_bm_read_lock(pmd->bm, THIN_SUPERBLOCK_LOCATION, &sb_validator, &sblock); if (r < 0) { DMERR("couldn't read superblock"); @@ -518,33 +516,29 @@ static int __open_or_format_metadata(struct dm_pool_metadata *pmd, } disk_super = dm_block_data(sblock); - r = dm_tm_open_with_sm(bm, THIN_SUPERBLOCK_LOCATION, + r = dm_tm_open_with_sm(pmd->bm, THIN_SUPERBLOCK_LOCATION, disk_super->metadata_space_map_root, sizeof(disk_super->metadata_space_map_root), - &tm, &sm); + &pmd->tm, &pmd->metadata_sm); if (r < 0) { DMERR("tm_open_with_sm failed"); dm_bm_unlock(sblock); return r; } - data_sm = dm_sm_disk_open(tm, disk_super->data_space_map_root, - sizeof(disk_super->data_space_map_root)); - if (IS_ERR(data_sm)) { + pmd->data_sm = dm_sm_disk_open(pmd->tm, disk_super->data_space_map_root, + sizeof(disk_super->data_space_map_root)); + if (IS_ERR(pmd->data_sm)) { DMERR("sm_disk_open failed"); dm_bm_unlock(sblock); - r = PTR_ERR(data_sm); + r = PTR_ERR(pmd->data_sm); goto bad; } dm_bm_unlock(sblock); } - pmd->bm = bm; - pmd->metadata_sm = sm; - pmd->data_sm = data_sm; - pmd->tm = tm; - pmd->nb_tm = dm_tm_create_non_blocking_clone(tm); + pmd->nb_tm = dm_tm_create_non_blocking_clone(pmd->tm); if (!pmd->nb_tm) { DMERR("could not create clone tm"); r = -ENOMEM; @@ -578,10 +572,10 @@ static int __open_or_format_metadata(struct dm_pool_metadata *pmd, return 0; bad_data_sm: - dm_sm_destroy(data_sm); + dm_sm_destroy(pmd->data_sm); bad: - dm_tm_destroy(tm); - dm_sm_destroy(sm); + dm_tm_destroy(pmd->tm); + dm_sm_destroy(pmd->metadata_sm); return r; } @@ -605,7 +599,7 @@ static int __create_persistent_data_objects(struct dm_pool_metadata *pmd, return r; } - r = __open_or_format_metadata(pmd, pmd->bm, nr_blocks, *create); + r = __open_or_format_metadata(pmd, nr_blocks, *create); if (r) dm_block_manager_destroy(pmd->bm); |