Defined in 1 files as a prototype:
Defined in 1 files as a function:
Referenced in 9 files:
- fs/btrfs/disk-io.c, line 1654
- fs/btrfs/extent-tree.c
- fs/btrfs/file-item.c, line 310
- fs/btrfs/inode.c
- fs/btrfs/ioctl.c, line 5196
- fs/btrfs/raid56.c, line 2311
- fs/btrfs/relocation.c, line 5810
- fs/btrfs/scrub.c, line 1629
- fs/btrfs/tree-log.c
Smatch caller information:
fs/btrfs/tree-log.c copy_items() -> btrfs_csum_root()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | fs_info->block_group_root->fs_info->commit_root_sem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | fs_info->chunk_root->fs_info->commit_root_sem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | fs_info->chunk_root->fs_info->commit_root_sem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | fs_info->commit_root_sem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | fs_info->commit_root_sem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | fs_info->dev_root->fs_info->commit_root_sem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | fs_info->dev_root->fs_info->commit_root_sem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | fs_info->quota_root->fs_info->commit_root_sem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | fs_info->quota_root->fs_info->commit_root_sem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | fs_info->remap_root->fs_info->commit_root_sem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | fs_info->remap_root->fs_info->commit_root_sem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | fs_info->stripe_root->fs_info->commit_root_sem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | fs_info->stripe_root->fs_info->commit_root_sem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | fs_info->tree_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | fs_info->tree_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | fs_info->uuid_root->fs_info->commit_root_sem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | fs_info->uuid_root->fs_info->commit_root_sem.first_waiter->type | 0-1 |
| PARAM_VALUE | 1 | bytenr | 1-u64max |
| DATA_SOURCE | 1 | bytenr | r btrfs_file_extent_disk_bytenr |
| UNITS | 0 | fs_info | unit_byte |
fs/btrfs/tree-log.c log_extent_csums() -> btrfs_csum_root()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | fs_info->block_group_root->fs_info->commit_root_sem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | fs_info->chunk_root->fs_info->commit_root_sem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | fs_info->chunk_root->fs_info->commit_root_sem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | fs_info->commit_root_sem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | fs_info->commit_root_sem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | fs_info->dev_root->fs_info->commit_root_sem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | fs_info->dev_root->fs_info->commit_root_sem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | fs_info->quota_root->fs_info->commit_root_sem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | fs_info->quota_root->fs_info->commit_root_sem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | fs_info->remap_root->fs_info->commit_root_sem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | fs_info->remap_root->fs_info->commit_root_sem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | fs_info->stripe_root->fs_info->commit_root_sem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | fs_info->stripe_root->fs_info->commit_root_sem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | fs_info->tree_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | fs_info->tree_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | fs_info->uuid_root->fs_info->commit_root_sem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | fs_info->uuid_root->fs_info->commit_root_sem.first_waiter->type | 0-1 |
| UNITS | 0 | fs_info | unit_byte |
| UNITS | 1 | bytenr | unit_byte |
fs/btrfs/tree-log.c replay_one_extent() -> btrfs_csum_root()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | fs_info | 4096-ptr_max |
| PARAM_VALUE | 0 | fs_info->block_group_cache_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | fs_info->global_root_lock.dep_map->name | 0-255 |
| UNITS | 0 | fs_info | unit_byte |
| UNITS | 1 | bytenr | unit_byte |
fs/btrfs/inode.c add_pending_csums() -> btrfs_csum_root()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | fs_info->commit_root_sem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | fs_info->commit_root_sem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | fs_info->tree_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | fs_info->tree_root->node->lock.first_waiter->type | 0-1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | fs_info | unit_byte |
| UNITS | 1 | bytenr | unit_byte |
| HALF_LOCKED2 | &pool->lock |
fs/btrfs/inode.c can_nocow_file_extent() -> btrfs_csum_root()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | fs_info | unit_byte |
| UNITS | 1 | bytenr | unit_byte |
fs/btrfs/scrub.c scrub_find_fill_first_stripe() -> btrfs_csum_root()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | fs_info | 4096-ptr_max |
| PARAM_VALUE | 0 | fs_info->block_group_cache_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | fs_info->global_root_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 1 | bytenr | 0-18446744073709551614 |
| CAPPED_DATA | 1 | bytenr | 1 |
| CAPPED_DATA | 1 | bytenr | 1 |
| PREEMPT_ADD | |||
| UNITS | 0 | fs_info | unit_byte |
| UNITS | 1 | bytenr | unit_byte |
fs/btrfs/file-item.c search_csum_tree() -> btrfs_csum_root()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | fs_info | 4096-ptr_max |
| PARAM_VALUE | 0 | fs_info->commit_root_sem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | fs_info->commit_root_sem.first_waiter->type | 0-1 |
| PARAM_VALUE | 1 | bytenr | 0-4294967294 |
| DATA_SOURCE | 0 | fs_info | $0 |
| DATA_SOURCE | 1 | bytenr | $2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | fs_info | unit_byte |
| UNITS | 1 | bytenr | unit_byte |
| HALF_LOCKED2 | &fs_info->remap_mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| HALF_LOCKED2 | 0 | &fs_info->commit_root_sem |
fs/btrfs/relocation.c btrfs_reloc_clone_csums() -> btrfs_csum_root()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | fs_info | unit_byte |
| UNITS | 1 | bytenr | unit_byte |
fs/btrfs/disk-io.c backup_super_roots() -> btrfs_csum_root()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | fs_info | 4096-ptr_max |
| PARAM_VALUE | 0 | fs_info->block_group_cache_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | fs_info->chunk_root | 4096-ptr_max |
| PARAM_VALUE | 0 | fs_info->chunk_root->node | 4096-ptr_max |
| PARAM_VALUE | 0 | fs_info->global_root_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | fs_info->super_for_commit | 4096-ptr_max |
| PARAM_VALUE | 0 | fs_info->tree_root | 4096-ptr_max |
| PARAM_VALUE | 0 | fs_info->tree_root->node | 4096-ptr_max |
| PARAM_VALUE | 1 | bytenr | 0 |
| DATA_SOURCE | 0 | fs_info | $0 |
| RX_PATH | |||
| UNITS | 0 | fs_info | unit_byte |
| LOCK2 | &fs_info->tree_log_mutex | ||
| TYPE_LOCK | (struct btrfs_fs_info)->tree_log_mutex |
fs/btrfs/ioctl.c copy_csums_to_user() -> btrfs_csum_root()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | fs_info | 4096-ptr_max |
| DATA_SOURCE | 0 | fs_info | $0 |
| DATA_SOURCE | 1 | bytenr | $1 |
| UNITS | 0 | fs_info | unit_byte |
| UNITS | 1 | bytenr | unit_byte |
| LOCK2 | &vfs_inode->i_rwsem | ||
| TYPE_LOCK | (struct inode)->i_rwsem |
fs/btrfs/extent-tree.c cleanup_ref_head() -> btrfs_csum_root()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | fs_info | 4096-ptr_max |
| CAPPED_DATA | 1 | bytenr | 1 |
| CAPPED_DATA | 1 | bytenr | 1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | fs_info | unit_byte |
| UNITS | 1 | bytenr | unit_byte |
| HALF_LOCKED2 | &fs_info->reloc_mutex |
fs/btrfs/extent-tree.c do_free_extent_accounting() -> btrfs_csum_root()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | fs_info->block_group_cache_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | fs_info->block_group_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | fs_info->block_group_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | fs_info->chunk_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | fs_info->chunk_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | fs_info->commit_root_sem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | fs_info->commit_root_sem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | fs_info->dev_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | fs_info->dev_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | fs_info->global_root_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | fs_info->quota_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | fs_info->quota_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | fs_info->remap_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | fs_info->remap_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | fs_info->sb->s_umount.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | fs_info->sb->s_umount.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | fs_info->stripe_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | fs_info->stripe_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | fs_info->tree_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | fs_info->tree_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | fs_info->uuid_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | fs_info->uuid_root->node->lock.first_waiter->type | 0-1 |
| DATA_SOURCE | 1 | bytenr | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 0 | fs_info->chunk_root->dirty_log_pages.inode->disk_i_size | |
| NO_OVERFLOW_SIMPLE | 0 | fs_info->chunk_root->dirty_log_pages.inode->vfs_inode.i_size | |
| NO_OVERFLOW_SIMPLE | 0 | fs_info->tree_root->dirty_log_pages.inode->disk_i_size | |
| NO_OVERFLOW_SIMPLE | 0 | fs_info->tree_root->dirty_log_pages.inode->vfs_inode.i_size | |
| UNITS | 0 | fs_info | unit_byte |
| UNITS | 1 | bytenr | unit_byte |
| HALF_LOCKED2 | &cow->lock | ||
| HALF_LOCKED2 | &fs_info->reloc_mutex | ||
| HALF_LOCKED2 | &href->mutex |
fs/btrfs/raid56.c fill_data_csums() -> btrfs_csum_root()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | fs_info | 4096-ptr_max |
| UNITS | 0 | fs_info | unit_byte |
| UNITS | 1 | bytenr | unit_byte |
| HALF_LOCKED2 | &pool->lock |