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Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 5 files:

Smatch caller information:

fs/btrfs/tree-log.c walk_down_log_tree() -> btrfs_find_create_tree_block()

Type Parameter Key Value
PARAM_VALUE 1 pa 224149664225411072
PARAM_VALUE 1 pa->bfs 0
PARAM_VALUE 1 pa->eb 0
PARAM_VALUE 1 pa->supports_nowait 0
PARAM_VALUE 4 level 0-254
DATA_SOURCE 2 bytenr r btrfs_node_blockptr
RX_PATH
TASK_NOT_RUNNING
UNITS 0 fs_info unit_byte
HALF_LOCKED2 &fs_info->transaction_kthread_mutex

fs/btrfs/extent_io.c btrfs_readahead_tree_block() -> btrfs_find_create_tree_block()

Type Parameter Key Value
PARAM_VALUE 0 fs_info->btree_inode->i_mapping->host->i_sb->s_export_op->encode_fh 0,2,1398972869330624512,1616549510479982592,2037984473558433792,2776440803454029824,3228746867770966016,3502492669594062848,3526768263295340544,3559173554394271744,5000850239487131648,5583386343686406144,5817357685191483392-s64max
PARAM_VALUE 0 fs_info->btree_inode->i_mapping->host->i_sb->s_export_op->fh_to_parent 0,4672,5297,4573560380487,148606482432692224,436469935444291584,467281172929331200,529780027764285440,1092893949038768128,1556959531105513472,1608953577475584000,1649536479961075712,2404761408063094784,2970908329832960000-s64max
PARAM_VALUE 0 fs_info->btree_inode->i_mapping->host->i_sb->s_export_op->get_parent 0,8931,264940071972966400,291591359766798336,565128213429456896,893189740598853632,1241177127089143808,1474696885321834496,1812477326828269568,1893665921928286208,2210088671756947456,2437012291923775488,2483979068402987008-s64max
PARAM_VALUE 1 pa 3016256964448223232
PARAM_VALUE 1 pa->bfs 0
PARAM_VALUE 1 pa->eb 0
PARAM_VALUE 1 pa->supports_nowait 1
DATA_SOURCE 0 fs_info $0
DATA_SOURCE 2 bytenr $1
DATA_SOURCE 3 owner_root $2
DATA_SOURCE 4 level $4
RX_PATH
TASK_NOT_RUNNING
UNITS 0 fs_info unit_byte
UNITS 2 bytenr unit_byte
UNITS 4 level unit_byte

fs/btrfs/disk-io.c read_tree_block() -> btrfs_find_create_tree_block()

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->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->btree_inode->i_mapping->host->i_sb->s_export_op->encode_fh 0,2,1398972869330624512,1616549510479982592,2037984473558433792,2776440803454029824,3228746867770966016,3502492669594062848,3526768263295340544,3559173554394271744,5000850239487131648,5583386343686406144,5817357685191483392-s64max
PARAM_VALUE 0 fs_info->btree_inode->i_mapping->host->i_sb->s_export_op->fh_to_dentry 0,8684,447817974243774464,687732489194512384,742201802719268864,868497899885588480,1471448175530500096,2021658383390310400,2445877819203563520,2512819722689847296,2649270699546726400,2761259683714371584,2893332316235677696-s64max
PARAM_VALUE 0 fs_info->btree_inode->i_mapping->host->i_sb->s_export_op->fh_to_parent 0,4672,5297,4573560380487,148606482432692224,436469935444291584,467281172929331200,529780027764285440,1092893949038768128,1556959531105513472,1608953577475584000,1649536479961075712,2404761408063094784,2970908329832960000-s64max
PARAM_VALUE 0 fs_info->btree_inode->i_mapping->host->i_sb->s_export_op->get_parent 0,8931,264940071972966400,291591359766798336,565128213429456896,893189740598853632,1241177127089143808,1474696885321834496,1812477326828269568,1893665921928286208,2210088671756947456,2437012291923775488,2483979068402987008-s64max
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->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->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->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->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->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->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->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->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->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->fs_info->commit_root_sem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 fs_info->tree_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 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
PARAM_VALUE 1 pa 832754555731410944
PARAM_VALUE 1 pa->bfs 0
PARAM_VALUE 1 pa->eb 0
PARAM_VALUE 1 pa->supports_nowait 0
BUF_SIZE 0 fs_info (-1),11312
BUF_SIZE 0 fs_info (-1),11312
DATA_SOURCE 0 fs_info $0
DATA_SOURCE 2 bytenr $1
RX_PATH
TASK_NOT_RUNNING
USER_DATA 3 owner_root 5,256-9223372036854775807[c]
UNITS 0 fs_info unit_byte
UNITS 2 bytenr unit_byte
UNITS 3 owner_root unit_byte
UNITS 4 level unit_byte
HALF_LOCKED2 &fs_info->cleaner_mutex
HALF_LOCKED2 0 &fs_info->commit_root_sem

fs/btrfs/extent-tree.c btrfs_init_new_buffer() -> btrfs_find_create_tree_block()

Type Parameter Key Value
PARAM_VALUE 1 pa 1944325667475558400
PARAM_VALUE 1 pa->bfs 0
PARAM_VALUE 1 pa->eb 0
PARAM_VALUE 1 pa->supports_nowait 0
DATA_SOURCE 2 bytenr $2
DATA_SOURCE 3 owner_root $4
DATA_SOURCE 4 level $3
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 fs_info->nodesize
NO_OVERFLOW_SIMPLE 0 fs_info->sectorsize
UNITS 0 fs_info unit_byte
UNITS 2 bytenr unit_byte
HALF_LOCKED2 &fs_info->subvol_sem
HALF_LOCKED2 &trans->fs_info->commit_root_sem
HALF_LOCKED2 &trans->fs_info->fs_devices->device_list_mutex
HALF_LOCKED2 &trans->fs_info->fs_roots_radix_lock
HALF_LOCKED2 &trans->fs_info->qgroup_ioctl_lock
HALF_LOCKED2 &trans->fs_info->qgroup_lock
HALF_LOCKED2 &trans->fs_info->unused_bg_unpin_mutex
HALF_LOCKED2 &trans->transaction->delayed_refs.lock

fs/btrfs/extent-tree.c do_walk_down() -> btrfs_find_create_tree_block()

Type Parameter Key Value
PARAM_VALUE 1 pa 1534780341941514240
PARAM_VALUE 1 pa->bfs 0
PARAM_VALUE 1 pa->eb 0
PARAM_VALUE 1 pa->supports_nowait 0
PARAM_VALUE 4 level (-1)-254
DATA_SOURCE 2 bytenr r btrfs_node_blockptr
RX_PATH
TASK_NOT_RUNNING
UNITS 0 fs_info unit_byte
UNITS 4 level unit_byte
LOCK2 &fs_info->cleaner_mutex
HALF_LOCKED2 &next->lock
HALF_LOCKED2 &node->lock
TYPE_LOCK (struct btrfs_fs_info)->cleaner_mutex

fs/btrfs/ctree.c read_block_for_search() -> btrfs_find_create_tree_block()

Type Parameter Key Value
PARAM_VALUE 0 fs_info 4096-ptr_max
PARAM_VALUE 1 pa 3005390174300172288,4000941161048895488
PARAM_VALUE 1 pa->bfs 0,4096-ptr_max
PARAM_VALUE 1 pa->eb 0,4096-ptr_max
PARAM_VALUE 1 pa->supports_nowait 1
DATA_SOURCE 1 pa $2
DATA_SOURCE 2 bytenr r btrfs_node_blockptr
RX_PATH
TASK_NOT_RUNNING
UNITS 0 fs_info unit_byte
UNITS 3 owner_root unit_byte
UNITS 4 level unit_byte