Defined in 1 files as a function:

Referenced in 3 files:

Smatch caller information:

fs/btrfs/tree-mod-log.c btrfs_tree_mod_log_rewind() -> btrfs_header_backref_rev()

Type Parameter Key Value
PARAM_VALUE 0 eb 4096-ptr_max
PARAM_VALUE 0 eb->fs_info->eb_leak_lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 eb->lock.dep_map->name 0-255
PARAM_VALUE 0 eb->lock.first_waiter->handoff_set 0-1
PARAM_VALUE 0 eb->lock.first_waiter->list.next 2212933610777083904
PARAM_VALUE 0 eb->lock.first_waiter->list.prev 2212933610777083904
PARAM_VALUE 0 eb->lock.first_waiter->type 0-1
CAPPED_DATA 0 eb->start 1
DATA_SOURCE 0 eb $1
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 eb->len
NO_OVERFLOW_SIMPLE 0 eb->start
LOCK2 0 &eb->lock
TYPE_LOCK (struct extent_buffer)->lock

fs/btrfs/transaction.c btrfs_clean_one_deleted_snapshot() -> btrfs_header_backref_rev()

Type Parameter Key Value
LOCK2 &fs_info->cleaner_mutex
TYPE_LOCK (struct btrfs_fs_info)->cleaner_mutex

fs/btrfs/ctree.c btrfs_force_cow_block() -> btrfs_header_backref_rev()

Type Parameter Key Value
PARAM_VALUE 0 eb 4096-ptr_max
PARAM_VALUE 0 eb->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 eb->lock.first_waiter->handoff_set 0-1
PARAM_VALUE 0 eb->lock.first_waiter->type 0-1
BUF_SIZE 0 eb (-1)-s32max
BUF_SIZE 0 eb (-1)-s32max
CAPPED_DATA 0 eb 1
CAPPED_DATA 0 eb->len 1
DATA_SOURCE 0 eb $2
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 eb->len
NO_OVERFLOW_SIMPLE 0 eb->start
HALF_LOCKED2 0 &eb->lock

fs/btrfs/ctree.c update_ref_for_cow() -> btrfs_header_backref_rev()

Type Parameter Key Value
PARAM_VALUE 0 eb 4096-ptr_max
PARAM_VALUE 0 eb->lock.first_waiter->handoff_set 0-1
PARAM_VALUE 0 eb->lock.first_waiter->type 0-1
BUF_SIZE 0 eb (-1),1-s32max
BUF_SIZE 0 eb (-1),1-s32max
CAPPED_DATA 0 eb 1
CAPPED_DATA 0 eb->len 1
DATA_SOURCE 0 eb $2
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 eb->len
NO_OVERFLOW_SIMPLE 0 eb->start
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
HALF_LOCKED2 0 &eb->lock