Defined in 1 files as a prototype:
Defined in 1 files as a function:
Referenced in 3 files:
Smatch caller information:
fs/btrfs/tree-log.c btrfs_tree_lock() -> btrfs_tree_lock_nested()
| 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 |
| PARAM_VALUE | 1 | nest | 0 |
| BUF_SIZE | 0 | eb | (-1)-s32max |
| BUF_SIZE | 0 | eb | (-1)-s32max |
| DATA_SOURCE | 0 | eb | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL |
fs/btrfs/free-space-tree.c btrfs_tree_lock() -> btrfs_tree_lock_nested()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | eb->fs_info->tree_mod_log.rb_node | 4096-ptr_max |
| PARAM_VALUE | 0 | eb->fs_info->tree_mod_log_lock.owner | (-1) |
| PARAM_VALUE | 0 | eb->fs_info->tree_mod_log_lock.owner_cpu | u32max |
| PARAM_VALUE | 1 | nest | 0 |
| DATA_SOURCE | 0 | eb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL |
fs/btrfs/extent_io.c btrfs_tree_lock() -> btrfs_tree_lock_nested()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | eb | 1-u64max |
| PARAM_VALUE | 0 | eb->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | eb->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 1 | nest | 0 |
| DATA_SOURCE | 0 | eb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL |
fs/btrfs/qgroup.c btrfs_tree_lock() -> btrfs_tree_lock_nested()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | eb->fs_info->tree_mod_log.rb_node | 4096-ptr_max |
| PARAM_VALUE | 0 | eb->fs_info->tree_mod_log_lock.owner | (-1) |
| PARAM_VALUE | 0 | eb->fs_info->tree_mod_log_lock.owner_cpu | u32max |
| PARAM_VALUE | 1 | nest | 0 |
| DATA_SOURCE | 0 | eb | $0 |
| CAPABLE | 0 | 21 | |
| NOCHECK_CALL | |||
| LOCK2 | &fs_info->cleaner_mutex | ||
| LOCK2 | &fs_info->qgroup_ioctl_lock | ||
| LOCK2 | &fs_info->subvol_sem | ||
| TYPE_LOCK | (struct btrfs_fs_info)->cleaner_mutex | ||
| TYPE_LOCK | (struct btrfs_fs_info)->qgroup_ioctl_lock | ||
| TYPE_LOCK | (struct btrfs_fs_info)->subvol_sem |
fs/btrfs/locking.c btrfs_tree_lock() -> btrfs_tree_lock_nested()
| 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 |
| PARAM_VALUE | 0 | eb->refs.refs.counter | (-1073741824),0-s32max |
| PARAM_VALUE | 1 | nest | 0 |
| DATA_SOURCE | 0 | eb | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &fs_info->cleaner_mutex | ||
| HALF_LOCKED2 | &fs_info->reloc_mutex |
fs/btrfs/relocation.c btrfs_tree_lock() -> btrfs_tree_lock_nested()
| 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 |
| PARAM_VALUE | 1 | nest | 0 |
| BUF_SIZE | 0 | eb | (-1)-s32max |
| BUF_SIZE | 0 | eb | (-1)-s32max |
| CAPPED_DATA | 0 | eb | 1 |
| DATA_SOURCE | 0 | eb | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| NO_OVERFLOW_SIMPLE | 0 | eb->len | |
| NO_OVERFLOW_SIMPLE | 0 | eb->start | |
| LOCK2 | &fs_info->cleaner_mutex | ||
| HALF_LOCKED2 | &cow->lock | ||
| HALF_LOCKED2 | 0 | &eb->lock | |
| TYPE_LOCK | (struct btrfs_fs_info)->cleaner_mutex |
fs/btrfs/defrag.c btrfs_tree_lock() -> btrfs_tree_lock_nested()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | eb | 4096-ptr_max |
| PARAM_VALUE | 1 | nest | 0 |
| BUF_SIZE | 0 | eb | (-1)-s32max |
| BUF_SIZE | 0 | eb | (-1)-s32max |
| CAPPED_DATA | 0 | eb | 1 |
| DATA_SOURCE | 0 | eb | $0 |
| CAPABLE | 0 | 21 | |
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &cow->lock |
fs/btrfs/disk-io.c btrfs_tree_lock() -> btrfs_tree_lock_nested()
| 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->encode_fh | 0,2,1398972869330624512,1616549510479982592,2037984473558433792,2776440803454029824,3228746867770966016,3502492669594062848,3526768263295340544,3559173554394271744,5000850239487131648,5583386343686406144,5817357685191483392-s64max |
| 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->fs_info->btree_inode->i_mapping->host->i_sb->s_export_op->fh_to_parent | 0,5297,148606482432692224,436469935444291584,467281172929331200,529780027764285440,1092893949038768128,1556959531105513472,1608953577475584000,1649536479961075712,2404761408063094784,2970908329832960000,3511613614414655488-s64max |
| PARAM_VALUE | 0 | eb->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 | eb->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | eb->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 1 | nest | 0 |
| DATA_SOURCE | 0 | eb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &fs_info->transaction_kthread_mutex |
fs/btrfs/ioctl.c btrfs_tree_lock() -> btrfs_tree_lock_nested()
| 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->encode_fh | 0,2,4096-ptr_max |
| PARAM_VALUE | 0 | eb->lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | eb->lock.first_waiter->handoff_set | 1 |
| PARAM_VALUE | 0 | eb->lock.first_waiter->list.prev | 2624917664208203776 |
| PARAM_VALUE | 0 | eb->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | eb->lock_owner | 0 |
| PARAM_VALUE | 0 | eb->log_index | (-1)-1 |
| PARAM_VALUE | 1 | nest | 0 |
| BUF_SIZE | 0 | eb | (-1),1-s32max |
| BUF_SIZE | 0 | eb | (-1),1-s32max |
| CAPPED_DATA | 0 | eb | 1 |
| DATA_SOURCE | 0 | eb | $0 |
| NOCHECK_CALL | |||
| LOCK2 | &fs_info->subvol_sem | ||
| TYPE_LOCK | (struct btrfs_fs_info)->subvol_sem |
fs/btrfs/extent-tree.c btrfs_init_new_buffer() -> btrfs_tree_lock_nested()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | eb | 4096-ptr_max |
| PARAM_VALUE | 1 | nest | 0-1,4-7 |
| CAPPED_DATA | 0 | eb | 1 |
| DATA_SOURCE | 0 | eb | r btrfs_find_create_tree_block |
| DATA_SOURCE | 1 | nest | $5 |
| FUZZY_MAX | 1 | nest | 7 |
| HARD_MAX | 1 | nest | 7 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| 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 btrfs_tree_lock() -> btrfs_tree_lock_nested()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | eb->fs_info->stripe_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | eb->fs_info->stripe_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | eb->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | eb->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 1 | nest | 0 |
| BUF_SIZE | 0 | eb | (-1)-s32max |
| BUF_SIZE | 0 | eb | (-1)-s32max |
| DATA_SOURCE | 0 | eb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &fs_info->cleaner_mutex | ||
| HALF_LOCKED2 | 0 | &eb->lock |
fs/btrfs/ctree.c balance_level() -> btrfs_tree_lock_nested()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | eb | 4096-ptr_max |
| PARAM_VALUE | 1 | nest | 2 |
| CAPPED_DATA | 0 | eb | 1 |
| DATA_SOURCE | 0 | eb | r btrfs_read_node_slot |
| NOCHECK_CALL |
fs/btrfs/ctree.c balance_level() -> btrfs_tree_lock_nested()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | eb | 4096-ptr_max |
| PARAM_VALUE | 1 | nest | 3 |
| CAPPED_DATA | 0 | eb | 1 |
| DATA_SOURCE | 0 | eb | r btrfs_read_node_slot |
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &cow->lock | ||
| HALF_LOCKED2 | &left->lock |
fs/btrfs/ctree.c btrfs_tree_lock() -> btrfs_tree_lock_nested()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | eb | 4096-ptr_max |
| PARAM_VALUE | 1 | nest | 0 |
| BUF_SIZE | 0 | eb | (-1)-s32max |
| BUF_SIZE | 0 | eb | (-1)-s32max |
| CAPPED_DATA | 0 | eb | 1 |
| DATA_SOURCE | 0 | eb | $0 |
| NOCHECK_CALL |
fs/btrfs/ctree.c push_leaf_left() -> btrfs_tree_lock_nested()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | eb | 4096-ptr_max |
| PARAM_VALUE | 1 | nest | 2 |
| CAPPED_DATA | 0 | eb | 1 |
| DATA_SOURCE | 0 | eb | r btrfs_read_node_slot |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL |
fs/btrfs/ctree.c push_leaf_right() -> btrfs_tree_lock_nested()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | nest | 3 |
| DATA_SOURCE | 0 | eb | r btrfs_read_node_slot |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL |
fs/btrfs/ctree.c push_nodes_for_insert() -> btrfs_tree_lock_nested()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | eb | 4096-ptr_max |
| PARAM_VALUE | 1 | nest | 2 |
| CAPPED_DATA | 0 | eb | 1 |
| DATA_SOURCE | 0 | eb | r btrfs_read_node_slot |
| NOCHECK_CALL |
fs/btrfs/ctree.c push_nodes_for_insert() -> btrfs_tree_lock_nested()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | eb | 4096-ptr_max |
| PARAM_VALUE | 1 | nest | 3 |
| CAPPED_DATA | 0 | eb | 1 |
| DATA_SOURCE | 0 | eb | r btrfs_read_node_slot |
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &cow->lock |