diff options
| author |   Zhiqiang Liu <liuzhiqiang26@huawei.com> | 2022-02-16 14:37:03 +0800 |
|---|---|---|
| committer |   Mike Snitzer <snitzer@redhat.com> | 2022-02-22 13:55:50 -0500 |
| commit | 75274a4bf2da6b17155f8b4e54c4bb3b665c95e3 (patch) | |
| tree | 72d076f7089a52b2d3450292268d257868d2e479 | |
| parent | dm thin: use time_is_before_jiffies instead of open coding it (diff) | |
| download | linux-dev-75274a4bf2da6b17155f8b4e54c4bb3b665c95e3.tar.xz linux-dev-75274a4bf2da6b17155f8b4e54c4bb3b665c95e3.zip | |
dm thin metadata: remove unused dm_thin_remove_block and __remove
Signed-off-by: Zhiqiang Liu <liuzhiqiang26@huawei.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
| -rw-r--r-- | drivers/md/dm-thin-metadata.c | 28 | ||||
| -rw-r--r-- | drivers/md/dm-thin-metadata.h | 1 |
2 files changed, 0 insertions, 29 deletions
diff --git a/drivers/md/dm-thin-metadata.c b/drivers/md/dm-thin-metadata.c index 1a96a07cbf44..2db7030aba00 100644 --- a/drivers/md/dm-thin-metadata.c +++ b/drivers/md/dm-thin-metadata.c @@ -1665,22 +1665,6 @@ int dm_thin_insert_block(struct dm_thin_device *td, dm_block_t block, return r; } -static int __remove(struct dm_thin_device *td, dm_block_t block) -{ - int r; - struct dm_pool_metadata *pmd = td->pmd; - dm_block_t keys[2] = { td->id, block }; - - r = dm_btree_remove(&pmd->info, pmd->root, keys, &pmd->root); - if (r) - return r; - - td->mapped_blocks--; - td->changed = true; - - return 0; -} - static int __remove_range(struct dm_thin_device *td, dm_block_t begin, dm_block_t end) { int r; @@ -1740,18 +1724,6 @@ static int __remove_range(struct dm_thin_device *td, dm_block_t begin, dm_block_ return dm_btree_insert(&pmd->tl_info, pmd->root, keys, &value, &pmd->root); } -int dm_thin_remove_block(struct dm_thin_device *td, dm_block_t block) -{ - int r = -EINVAL; - - pmd_write_lock(td->pmd); - if (!td->pmd->fail_io) - r = __remove(td, block); - pmd_write_unlock(td->pmd); - - return r; -} - int dm_thin_remove_range(struct dm_thin_device *td, dm_block_t begin, dm_block_t end) { diff --git a/drivers/md/dm-thin-metadata.h b/drivers/md/dm-thin-metadata.h index 7ef56bd2a7e3..4d7a2caf21d9 100644 --- a/drivers/md/dm-thin-metadata.h +++ b/drivers/md/dm-thin-metadata.h @@ -166,7 +166,6 @@ int dm_pool_alloc_data_block(struct dm_pool_metadata *pmd, dm_block_t *result); int dm_thin_insert_block(struct dm_thin_device *td, dm_block_t block, dm_block_t data_block); -int dm_thin_remove_block(struct dm_thin_device *td, dm_block_t block); int dm_thin_remove_range(struct dm_thin_device *td, dm_block_t begin, dm_block_t end); |