Defined in 1 files as a prototype:
Defined in 1 files as a function:
Referenced in 3 files:
Smatch caller information:
fs/btrfs/disk-io.c btrfs_alloc_log_tree_node() -> btrfs_alloc_tree_block()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | trans | 4096-ptr_max |
| PARAM_VALUE | 0 | trans->fs_info->commit_root_sem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->commit_root_sem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->tree_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->tree_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 1 | root | 4096-ptr_max |
| PARAM_VALUE | 2 | parent | 0 |
| PARAM_VALUE | 3 | root_objectid | 18446744073709551610 |
| PARAM_VALUE | 4 | key | 0 |
| PARAM_VALUE | 5 | level | 0 |
| PARAM_VALUE | 6 | hint | 0 |
| PARAM_VALUE | 7 | empty_size | 0 |
| PARAM_VALUE | 8 | reloc_src_root | 0 |
| PARAM_VALUE | 9 | nest | 0 |
| BUF_SIZE | 1 | root | (-1),2880 |
| BUF_SIZE | 1 | root | (-1),2880 |
| DATA_SOURCE | 0 | trans | $0 |
| DATA_SOURCE | 1 | root | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 1 | root->dirty_log_pages.fs_info->nodesize | |
| NO_OVERFLOW_SIMPLE | 1 | root->dirty_log_pages.fs_info->sectorsize | |
| NO_OVERFLOW_SIMPLE | 1 | root->fs_info->nodesize | |
| NO_OVERFLOW_SIMPLE | 1 | root->fs_info->sectorsize | |
| NO_OVERFLOW_SIMPLE | 1 | root->log_csum_range.fs_info->nodesize | |
| NO_OVERFLOW_SIMPLE | 1 | root->log_csum_range.fs_info->sectorsize | |
| HALF_LOCKED2 | &fs_info->tree_root->log_mutex | ||
| HALF_LOCKED2 | &root->log_mutex | ||
| HALF_LOCKED2 | &tree_root->log_mutex | ||
| TYPE_LOCK | (struct btrfs_root)->log_mutex |
fs/btrfs/disk-io.c btrfs_create_tree() -> btrfs_alloc_tree_block()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | trans | 4096-ptr_max |
| PARAM_VALUE | 0 | trans->fs_info | 4096-ptr_max |
| PARAM_VALUE | 0 | trans->fs_info->allocated_roots.prev | 4096-ptr_max |
| PARAM_VALUE | 0 | trans->fs_info->allocated_roots.prev->next->next | 4096-ptr_max |
| PARAM_VALUE | 0 | trans->fs_info->fs_roots_radix_lock.rlock.dep_map->name | 0-255 |
| PARAM_VALUE | 1 | root | 4096-ptr_max |
| PARAM_VALUE | 1 | root->block_rsv | 0,4096-ptr_max |
| PARAM_VALUE | 1 | root->delalloc_inodes.next | 4096-ptr_max |
| PARAM_VALUE | 1 | root->delalloc_inodes.next->next | 4096-ptr_max |
| PARAM_VALUE | 1 | root->delalloc_inodes.prev | 4096-ptr_max |
| PARAM_VALUE | 1 | root->delalloc_inodes.prev->next | 4096-ptr_max |
| PARAM_VALUE | 1 | root->delalloc_inodes.prev->prev | 4096-ptr_max |
| PARAM_VALUE | 1 | root->delalloc_mutex.dep_map->name | 0-255 |
| PARAM_VALUE | 1 | root->delalloc_mutex.first_waiter | 0 |
| PARAM_VALUE | 1 | root->delalloc_mutex.magic | 4096-ptr_max |
| PARAM_VALUE | 1 | root->delalloc_mutex.osq.tail.counter | 0 |
| PARAM_VALUE | 1 | root->delalloc_mutex.owner.counter | 0 |
| PARAM_VALUE | 1 | root->delalloc_root.next | 4096-ptr_max |
| PARAM_VALUE | 1 | root->delalloc_root.next->next | 4096-ptr_max |
| PARAM_VALUE | 1 | root->delalloc_root.prev | 4096-ptr_max |
| PARAM_VALUE | 1 | root->delalloc_root.prev->next | 4096-ptr_max |
| PARAM_VALUE | 1 | root->delalloc_root.prev->prev | 4096-ptr_max |
| PARAM_VALUE | 1 | root->delayed_nodes.xa_flags | 0 |
| PARAM_VALUE | 1 | root->delayed_nodes.xa_head | 0 |
| PARAM_VALUE | 1 | root->dirty_list.next | 4096-ptr_max |
| PARAM_VALUE | 1 | root->dirty_list.next->next | 4096-ptr_max |
| PARAM_VALUE | 1 | root->dirty_list.prev | 4096-ptr_max |
| PARAM_VALUE | 1 | root->dirty_list.prev->next | 4096-ptr_max |
| PARAM_VALUE | 1 | root->dirty_list.prev->prev | 4096-ptr_max |
| PARAM_VALUE | 1 | root->fs_info | 4096-ptr_max |
| PARAM_VALUE | 1 | root->inodes.xa_flags | 0 |
| PARAM_VALUE | 1 | root->inodes.xa_head | 0 |
| PARAM_VALUE | 1 | root->leak_list.next | 4096-ptr_max |
| PARAM_VALUE | 1 | root->leak_list.next->next | 4096-ptr_max |
| PARAM_VALUE | 1 | root->leak_list.prev->next | 4096-ptr_max |
| PARAM_VALUE | 1 | root->leak_list.prev->prev | 4096-ptr_max |
| PARAM_VALUE | 1 | root->log_commit_wait | 4096-ptr_max |
| PARAM_VALUE | 1 | root->log_ctxs | 4096-ptr_max |
| PARAM_VALUE | 1 | root->log_mutex.dep_map->name | 0-255 |
| PARAM_VALUE | 1 | root->log_mutex.first_waiter | 0 |
| PARAM_VALUE | 1 | root->log_mutex.magic | 4096-ptr_max |
| PARAM_VALUE | 1 | root->log_mutex.osq.tail.counter | 0 |
| PARAM_VALUE | 1 | root->log_mutex.owner.counter | 0 |
| PARAM_VALUE | 1 | root->log_transid_committed | (-1) |
| PARAM_VALUE | 1 | root->log_writer_wait.head.next | 4096-ptr_max |
| PARAM_VALUE | 1 | root->log_writer_wait.head.next->next | 4096-ptr_max |
| PARAM_VALUE | 1 | root->log_writer_wait.head.prev | 4096-ptr_max |
| PARAM_VALUE | 1 | root->log_writer_wait.head.prev->next | 4096-ptr_max |
| PARAM_VALUE | 1 | root->log_writer_wait.head.prev->prev | 4096-ptr_max |
| PARAM_VALUE | 1 | root->log_writers.counter | 0 |
| PARAM_VALUE | 1 | root->nr_swapfiles.counter | 0 |
| PARAM_VALUE | 1 | root->objectid_mutex.dep_map->name | 0-255 |
| PARAM_VALUE | 1 | root->objectid_mutex.first_waiter | 0 |
| PARAM_VALUE | 1 | root->objectid_mutex.magic | 4096-ptr_max |
| PARAM_VALUE | 1 | root->objectid_mutex.osq.tail.counter | 0 |
| PARAM_VALUE | 1 | root->objectid_mutex.owner.counter | 0 |
| PARAM_VALUE | 1 | root->ordered_extent_mutex.dep_map->name | 0-255 |
| PARAM_VALUE | 1 | root->ordered_extent_mutex.first_waiter | 0 |
| PARAM_VALUE | 1 | root->ordered_extent_mutex.magic | 4096-ptr_max |
| PARAM_VALUE | 1 | root->ordered_extents.next | 4096-ptr_max |
| PARAM_VALUE | 1 | root->ordered_extents.next->next | 4096-ptr_max |
| PARAM_VALUE | 1 | root->ordered_extents.prev | 4096-ptr_max |
| PARAM_VALUE | 1 | root->ordered_extents.prev->next | 4096-ptr_max |
| PARAM_VALUE | 1 | root->ordered_extents.prev->prev | 4096-ptr_max |
| PARAM_VALUE | 1 | root->ordered_root.next | 4096-ptr_max |
| PARAM_VALUE | 1 | root->ordered_root.next->next | 4096-ptr_max |
| PARAM_VALUE | 1 | root->ordered_root.prev | 4096-ptr_max |
| PARAM_VALUE | 1 | root->ordered_root.prev->next | 4096-ptr_max |
| PARAM_VALUE | 1 | root->ordered_root.prev->prev | 4096-ptr_max |
| PARAM_VALUE | 1 | root->qgroup_flush_wait.head.next | 4096-ptr_max |
| PARAM_VALUE | 1 | root->qgroup_flush_wait.head.next->next | 4096-ptr_max |
| PARAM_VALUE | 1 | root->qgroup_flush_wait.head.prev | 4096-ptr_max |
| PARAM_VALUE | 1 | root->qgroup_flush_wait.head.prev->next | 4096-ptr_max |
| PARAM_VALUE | 1 | root->qgroup_flush_wait.head.prev->prev | 4096-ptr_max |
| PARAM_VALUE | 1 | root->refs.refs.counter | 1 |
| PARAM_VALUE | 1 | root->reloc_dirty_list.next | 4096-ptr_max |
| PARAM_VALUE | 1 | root->reloc_dirty_list.next->next | 4096-ptr_max |
| PARAM_VALUE | 1 | root->reloc_dirty_list.prev | 4096-ptr_max |
| PARAM_VALUE | 1 | root->reloc_dirty_list.prev->next | 4096-ptr_max |
| PARAM_VALUE | 1 | root->reloc_dirty_list.prev->prev | 4096-ptr_max |
| PARAM_VALUE | 1 | root->root_key.objectid | 8-10 |
| PARAM_VALUE | 1 | root->root_key.offset | 0 |
| PARAM_VALUE | 1 | root->root_key.type | 132 |
| PARAM_VALUE | 1 | root->root_list.next | 4096-ptr_max |
| PARAM_VALUE | 1 | root->root_list.next->next | 4096-ptr_max |
| PARAM_VALUE | 1 | root->root_list.prev | 4096-ptr_max |
| PARAM_VALUE | 1 | root->root_list.prev->next | 4096-ptr_max |
| PARAM_VALUE | 1 | root->root_list.prev->prev | 4096-ptr_max |
| PARAM_VALUE | 1 | root->snapshot_force_cow.counter | 0 |
| PARAM_VALUE | 1 | root->swapped_blocks->blocks | 4096-ptr_max |
| PARAM_VALUE | 1 | root->swapped_blocks.swapped | 0 |
| PARAM_VALUE | 2 | parent | 0 |
| PARAM_VALUE | 3 | root_objectid | 8-10 |
| PARAM_VALUE | 4 | key | 0 |
| PARAM_VALUE | 5 | level | 0 |
| PARAM_VALUE | 6 | hint | 0 |
| PARAM_VALUE | 7 | empty_size | 0 |
| PARAM_VALUE | 8 | reloc_src_root | 0 |
| PARAM_VALUE | 9 | nest | 0 |
| BUF_SIZE | 0 | trans | (-1),4,24,64,168-s32max |
| BUF_SIZE | 0 | trans | (-1),4,24,64,168-s32max |
| BUF_SIZE | 1 | root | 2880 |
| DATA_SOURCE | 0 | trans | $0 |
| DATA_SOURCE | 1 | root | r btrfs_alloc_root |
| DATA_SOURCE | 3 | root_objectid | $1 |
| HARD_MAX | 3 | root_objectid | 10 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 1 | root->dirty_log_pages.fs_info->nodesize | |
| NO_OVERFLOW_SIMPLE | 1 | root->dirty_log_pages.fs_info->sectorsize | |
| NO_OVERFLOW_SIMPLE | 1 | root->fs_info->nodesize | |
| NO_OVERFLOW_SIMPLE | 1 | root->fs_info->sectorsize | |
| NO_OVERFLOW_SIMPLE | 1 | root->log_csum_range.fs_info->nodesize | |
| NO_OVERFLOW_SIMPLE | 1 | root->log_csum_range.fs_info->sectorsize | |
| HALF_LOCKED2 | &fs_info->qgroup_ioctl_lock | ||
| HALF_LOCKED2 | &fs_info->subvol_sem |
fs/btrfs/ioctl.c create_subvol() -> btrfs_alloc_tree_block()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | trans | 4096-ptr_max |
| PARAM_VALUE | 0 | trans->block_rsv->failfast | 0 |
| PARAM_VALUE | 0 | trans->block_rsv->full | 0 |
| PARAM_VALUE | 0 | trans->block_rsv->qgroup_rsv_reserved | 0-u32max |
| PARAM_VALUE | 0 | trans->block_rsv->qgroup_rsv_size | 0 |
| PARAM_VALUE | 0 | trans->block_rsv->space_info | 0,4096-ptr_max |
| PARAM_VALUE | 0 | trans->block_rsv->type | 9 |
| PARAM_VALUE | 1 | root | 4096-ptr_max |
| PARAM_VALUE | 1 | root->delalloc_inodes.prev->next->next | 4096-ptr_max |
| PARAM_VALUE | 1 | root->delalloc_lock.rlock.dep_map->name | 0-255 |
| PARAM_VALUE | 1 | root->delalloc_mutex.dep_map->name | 0-255 |
| PARAM_VALUE | 1 | root->delalloc_mutex.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 1 | root->delalloc_mutex.first_waiter->list.prev->prev | 5159360019465732096 |
| PARAM_VALUE | 1 | root->delalloc_mutex.first_waiter->task->blocked_lock.owner | (-1) |
| PARAM_VALUE | 1 | root->delalloc_mutex.first_waiter->task->blocked_lock.owner_cpu | 4294967295 |
| PARAM_VALUE | 1 | root->delalloc_mutex.first_waiter->task->blocked_lock.raw_lock.val.counter | s32min-s32max |
| PARAM_VALUE | 1 | root->delalloc_mutex.first_waiter->task->usage.refs.counter | s32min-s32max |
| PARAM_VALUE | 1 | root->fs_info | 4096-ptr_max |
| PARAM_VALUE | 1 | root->fs_info->delayed_iput_lock.rlock.dep_map->name | 0-255 |
| PARAM_VALUE | 1 | root->fs_info->delayed_iputs_wait.head.prev->next | 4096-ptr_max |
| PARAM_VALUE | 1 | root->fs_info->delayed_iputs_wait.head.prev->next->next | 4096-ptr_max |
| PARAM_VALUE | 1 | root->fs_info->global_block_rsv.full | 0 |
| PARAM_VALUE | 1 | root->fs_info->trans_lock.rlock.dep_map->name | 0-255 |
| PARAM_VALUE | 1 | root->ordered_extent_lock.rlock.dep_map->name | 0-255 |
| PARAM_VALUE | 1 | root->ordered_extent_mutex.dep_map->name | 0-255 |
| PARAM_VALUE | 1 | root->ordered_extent_mutex.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 1 | root->ordered_extent_mutex.first_waiter->list.prev->prev | 5159360019465732096 |
| PARAM_VALUE | 1 | root->ordered_extent_mutex.first_waiter->task->blocked_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 1 | root->ordered_extent_mutex.first_waiter->task->blocked_lock.owner | (-1) |
| PARAM_VALUE | 1 | root->ordered_extent_mutex.first_waiter->task->blocked_lock.owner_cpu | 4294967295 |
| PARAM_VALUE | 1 | root->ordered_extent_mutex.first_waiter->task->blocked_lock.raw_lock.val.counter | s32min-s32max |
| PARAM_VALUE | 1 | root->ordered_extents.prev->next->next | 4096-ptr_max |
| PARAM_VALUE | 1 | root->qgroup_meta_rsv_lock.rlock.dep_map->name | 0-255 |
| PARAM_VALUE | 2 | parent | 0 |
| PARAM_VALUE | 3 | root_objectid | 0-18446744073709551359 |
| PARAM_VALUE | 4 | key | 0 |
| PARAM_VALUE | 5 | level | 0 |
| PARAM_VALUE | 6 | hint | 0 |
| PARAM_VALUE | 7 | empty_size | 0 |
| PARAM_VALUE | 8 | reloc_src_root | 0 |
| PARAM_VALUE | 9 | nest | 0 |
| BUF_SIZE | 0 | trans->block_rsv | (-1),120 |
| DATA_SOURCE | 0 | trans | r btrfs_start_transaction |
| LOCK2 | &fs_info->subvol_sem | ||
| TYPE_LOCK | (struct btrfs_fs_info)->subvol_sem |
fs/btrfs/ctree.c btrfs_copy_root() -> btrfs_alloc_tree_block()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | trans | 4096-ptr_max |
| PARAM_VALUE | 0 | trans->fs_info->chunk_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->chunk_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->commit_root_sem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->commit_root_sem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->dev_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->dev_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->quota_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->quota_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->remap_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->remap_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->sb->s_umount.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->sb->s_umount.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->stripe_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->stripe_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->tree_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->tree_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->uuid_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->uuid_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 1 | root | 4096-ptr_max |
| PARAM_VALUE | 1 | root->fs_info->running_transaction | 4096-ptr_max |
| PARAM_VALUE | 1 | root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 1 | root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 2 | parent | 0 |
| PARAM_VALUE | 3 | root_objectid | 0-18446744073709551359,18446744073709551608 |
| PARAM_VALUE | 4 | key | 8208058168838082560 |
| PARAM_VALUE | 5 | level | 0-255 |
| PARAM_VALUE | 7 | empty_size | 0 |
| PARAM_VALUE | 9 | nest | 7 |
| BUF_SIZE | 0 | trans | (-1),1-s32max |
| BUF_SIZE | 0 | trans | (-1),1-s32max |
| BUF_SIZE | 0 | trans->block_rsv | (-1),120 |
| BUF_SIZE | 0 | trans->pending_snapshot | (-1),208 |
| BUF_SIZE | 1 | root | (-1),2888 |
| BUF_SIZE | 1 | root | (-1),2888 |
| CAPPED_DATA | 1 | root | 1 |
| DATA_SOURCE | 0 | trans | $0 |
| DATA_SOURCE | 1 | root | $1 |
| DATA_SOURCE | 3 | root_objectid | $4 |
| DATA_SOURCE | 5 | level | r btrfs_header_level |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 0 | trans->transaction->dirty_pages.inode->disk_i_size | |
| NO_OVERFLOW_SIMPLE | 0 | trans->transaction->dirty_pages.inode->vfs_inode.i_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | trans->transaction->dirty_pages.inode->vfs_inode.i_size | |
| NO_OVERFLOW_SIMPLE | 0 | trans->transaction->pinned_extents.inode->vfs_inode.i_bytes | |
| NO_OVERFLOW_SIMPLE | 1 | root->root_item.flags | |
| UNITS | 6 | hint | unit_byte |
| USER_PTR | 0 | trans->pending_snapshot->inherit | |
| HALF_LOCKED2 | &fs_info->reloc_mutex |
fs/btrfs/ctree.c btrfs_force_cow_block() -> btrfs_alloc_tree_block()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | trans | 4096-ptr_max |
| PARAM_VALUE | 0 | trans->fs_info->block_group_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->block_group_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->chunk_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->chunk_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->commit_root_sem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->commit_root_sem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->dev_replace.rwsem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->dev_replace.rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->dev_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->dev_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->quota_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->quota_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->remap_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->remap_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->sb->s_umount.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->sb->s_umount.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->stripe_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->stripe_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->transaction_kthread->sched_class->uclamp_enabled | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->tree_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->tree_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->uuid_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->uuid_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 1 | root | 4096-ptr_max |
| PARAM_VALUE | 1 | root->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 | 1 | root->fs_info->commit_root_sem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 1 | root->fs_info->commit_root_sem.first_waiter->type | 0-1 |
| PARAM_VALUE | 1 | root->fs_info->running_transaction | 4096-ptr_max |
| PARAM_VALUE | 1 | root->fs_info->sb->s_cop->inode_info_offs | 1632,1720,1808,2632,2648,2712 |
| PARAM_VALUE | 1 | root->fs_info->tree_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 1 | root->fs_info->tree_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 1 | root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 1 | root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 4 | key | 1065238633309167616 |
| PARAM_VALUE | 5 | level | 0-255 |
| PARAM_VALUE | 7 | empty_size | 0-u32max |
| PARAM_VALUE | 9 | nest | 1,4-5 |
| BUF_SIZE | 0 | trans | (-1),1-s32max |
| BUF_SIZE | 0 | trans | (-1),1-s32max |
| BUF_SIZE | 0 | trans->block_rsv | (-1),120 |
| BUF_SIZE | 0 | trans->pending_snapshot | (-1),208 |
| BUF_SIZE | 1 | root | (-1),2888 |
| BUF_SIZE | 1 | root | (-1),2888 |
| CAPPED_DATA | 0 | trans->transaction | 1 |
| CAPPED_DATA | 0 | trans->transid | 1 |
| CAPPED_DATA | 1 | root | 1 |
| CAPPED_DATA | 7 | empty_size | 1 |
| CAPPED_DATA | 7 | empty_size | 1 |
| DATA_SOURCE | 0 | trans | $0 |
| DATA_SOURCE | 1 | root | $1 |
| DATA_SOURCE | 5 | level | r btrfs_header_level |
| DATA_SOURCE | 6 | hint | $6 |
| DATA_SOURCE | 7 | empty_size | $7 |
| DATA_SOURCE | 9 | nest | $8 |
| STR_LEN | 0 | trans | (-1)-1010101 |
| STR_LEN | 0 | trans | (-1)-1010101 |
| HARD_MAX | 9 | nest | 5 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 0 | trans->fs_info->chunk_root->dirty_log_pages.inode->disk_i_size | |
| NO_OVERFLOW_SIMPLE | 0 | trans->fs_info->chunk_root->dirty_log_pages.inode->vfs_inode.i_size | |
| NO_OVERFLOW_SIMPLE | 0 | trans->fs_info->tree_root->dirty_log_pages.inode->disk_i_size | |
| NO_OVERFLOW_SIMPLE | 0 | trans->fs_info->tree_root->dirty_log_pages.inode->vfs_inode.i_size | |
| NO_OVERFLOW_SIMPLE | 0 | trans->transaction->dirty_pages.inode->disk_i_size | |
| NO_OVERFLOW_SIMPLE | 0 | trans->transaction->dirty_pages.inode->vfs_inode.i_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | trans->transaction->dirty_pages.inode->vfs_inode.i_size | |
| NO_OVERFLOW_SIMPLE | 0 | trans->transaction->pinned_extents.inode->disk_i_size | |
| NO_OVERFLOW_SIMPLE | 0 | trans->transaction->pinned_extents.inode->vfs_inode.i_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | trans->transaction->pinned_extents.inode->vfs_inode.i_size | |
| NO_OVERFLOW_SIMPLE | 1 | root->dirty_log_pages.inode->disk_i_size | |
| NO_OVERFLOW_SIMPLE | 1 | root->dirty_log_pages.inode->vfs_inode.i_bytes | |
| NO_OVERFLOW_SIMPLE | 1 | root->dirty_log_pages.inode->vfs_inode.i_size | |
| NO_OVERFLOW_SIMPLE | 1 | root->log_csum_range.inode->vfs_inode.i_bytes | |
| NO_OVERFLOW_SIMPLE | 1 | root->node->start | |
| NO_OVERFLOW_SIMPLE | 2 | parent | |
| UNITS | 2 | parent | unit_byte |
| UNITS | 6 | hint | unit_byte |
| USER_PTR | 0 | trans->pending_snapshot->inherit | |
| HALF_LOCKED2 | &buf->lock | ||
| HALF_LOCKED2 | 0 | &trans->fs_info->commit_root_sem | |
| HALF_LOCKED2 | 0 | &trans->fs_info->fs_devices->device_list_mutex | |
| HALF_LOCKED2 | 0 | &trans->fs_info->fs_roots_radix_lock | |
| HALF_LOCKED2 | 0 | &trans->fs_info->qgroup_ioctl_lock | |
| HALF_LOCKED2 | 0 | &trans->fs_info->qgroup_lock | |
| HALF_LOCKED2 | 0 | &trans->fs_info->unused_bg_unpin_mutex | |
| HALF_LOCKED2 | 0 | &trans->transaction->delayed_refs.lock |
fs/btrfs/ctree.c insert_new_root() -> btrfs_alloc_tree_block()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | trans->fs_info->block_group_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->block_group_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->chunk_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->chunk_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->commit_root_sem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->commit_root_sem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->dev_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->dev_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->quota_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->quota_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->remap_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->remap_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->sb->s_umount.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->sb->s_umount.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->stripe_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->stripe_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->tree_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->tree_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->uuid_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->uuid_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 1 | root | 4096-ptr_max |
| PARAM_VALUE | 1 | root->fs_info->commit_root_sem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 1 | root->fs_info->commit_root_sem.first_waiter->type | 0-1 |
| PARAM_VALUE | 1 | root->fs_info->sb->s_cop->inode_info_offs | 1632,1720,2632,2648 |
| PARAM_VALUE | 1 | root->node | 4096-ptr_max |
| PARAM_VALUE | 1 | root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 1 | root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 2 | parent | 0 |
| PARAM_VALUE | 4 | key | 3848485278157922304 |
| PARAM_VALUE | 7 | empty_size | 0 |
| PARAM_VALUE | 8 | reloc_src_root | 0 |
| PARAM_VALUE | 9 | nest | 7 |
| BUF_SIZE | 0 | trans | (-1),1-s32max |
| BUF_SIZE | 0 | trans | (-1),1-s32max |
| CAPPED_DATA | 1 | root | 1 |
| CAPPED_DATA | 1 | root->node | 1 |
| DATA_SOURCE | 0 | trans | $0 |
| DATA_SOURCE | 1 | root | $1 |
| DATA_SOURCE | 5 | level | $3 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 0 | trans->fs_info->chunk_root->dirty_log_pages.inode->disk_i_size | |
| NO_OVERFLOW_SIMPLE | 0 | trans->fs_info->chunk_root->dirty_log_pages.inode->vfs_inode.i_size | |
| NO_OVERFLOW_SIMPLE | 0 | trans->fs_info->tree_root->dirty_log_pages.inode->disk_i_size | |
| NO_OVERFLOW_SIMPLE | 0 | trans->fs_info->tree_root->dirty_log_pages.inode->vfs_inode.i_size | |
| NO_OVERFLOW_SIMPLE | 0 | trans->transaction->dirty_pages.inode->disk_i_size | |
| NO_OVERFLOW_SIMPLE | 0 | trans->transaction->dirty_pages.inode->vfs_inode.i_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | trans->transaction->dirty_pages.inode->vfs_inode.i_size | |
| NO_OVERFLOW_SIMPLE | 0 | trans->transaction->pinned_extents.inode->vfs_inode.i_bytes | |
| NO_OVERFLOW_SIMPLE | 1 | root->dirty_log_pages.inode->vfs_inode.i_bytes | |
| UNITS | 6 | hint | unit_byte |
| USER_PTR | 0 | trans->pending_snapshot->inherit |
fs/btrfs/ctree.c split_leaf() -> btrfs_alloc_tree_block()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | trans->fs_info->block_group_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->block_group_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->chunk_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->chunk_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->commit_root_sem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->commit_root_sem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->dev_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->dev_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->quota_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->quota_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->remap_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->remap_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->sb->s_umount.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->sb->s_umount.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->stripe_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->stripe_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->tree_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->tree_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->uuid_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->uuid_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 1 | root | 4096-ptr_max |
| PARAM_VALUE | 1 | root->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 | 1 | root->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 | 1 | root->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 | 1 | root->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 | root->fs_info->commit_root_sem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 1 | root->fs_info->commit_root_sem.first_waiter->type | 0-1 |
| PARAM_VALUE | 1 | root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 1 | root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 2 | parent | 0 |
| PARAM_VALUE | 4 | key | 1753852253961891840 |
| PARAM_VALUE | 5 | level | 0 |
| PARAM_VALUE | 7 | empty_size | 0 |
| PARAM_VALUE | 8 | reloc_src_root | 0 |
| PARAM_VALUE | 9 | nest | 6-7 |
| BUF_SIZE | 0 | trans | (-1),1-s32max |
| BUF_SIZE | 0 | trans | (-1),1-s32max |
| CAPPED_DATA | 1 | root | 1 |
| DATA_SOURCE | 0 | trans | $0 |
| DATA_SOURCE | 1 | root | $1 |
| FUZZY_MAX | 9 | nest | 7 |
| BIT_INFO | 9 | nest | 0x6,0x7 |
| HARD_MAX | 9 | nest | 7 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 0 | trans->fs_info->chunk_root->dirty_log_pages.inode->disk_i_size | |
| NO_OVERFLOW_SIMPLE | 0 | trans->fs_info->chunk_root->dirty_log_pages.inode->vfs_inode.i_size | |
| NO_OVERFLOW_SIMPLE | 0 | trans->fs_info->tree_root->dirty_log_pages.inode->disk_i_size | |
| NO_OVERFLOW_SIMPLE | 0 | trans->fs_info->tree_root->dirty_log_pages.inode->vfs_inode.i_size | |
| NO_OVERFLOW_SIMPLE | 0 | trans->transaction->dirty_pages.inode->disk_i_size | |
| NO_OVERFLOW_SIMPLE | 0 | trans->transaction->dirty_pages.inode->vfs_inode.i_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | trans->transaction->dirty_pages.inode->vfs_inode.i_size | |
| NO_OVERFLOW_SIMPLE | 0 | trans->transaction->pinned_extents.inode->vfs_inode.i_bytes | |
| NO_OVERFLOW_SIMPLE | 1 | root->alloc_bytenr | |
| UNITS | 6 | hint | unit_byte |
| USER_PTR | 0 | trans->pending_snapshot->inherit |
fs/btrfs/ctree.c split_node() -> btrfs_alloc_tree_block()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | trans | 4096-ptr_max |
| PARAM_VALUE | 0 | trans->fs_info->commit_root_sem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->commit_root_sem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->tree_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | trans->fs_info->tree_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 1 | root | 4096-ptr_max |
| PARAM_VALUE | 1 | root->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 | 1 | root->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 | 1 | root->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 | 1 | root->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 | 2 | parent | 0 |
| PARAM_VALUE | 4 | key | 3622459804468310016 |
| PARAM_VALUE | 7 | empty_size | 0 |
| PARAM_VALUE | 8 | reloc_src_root | 0 |
| PARAM_VALUE | 9 | nest | 6 |
| CAPPED_DATA | 1 | root | 1 |
| DATA_SOURCE | 0 | trans | $0 |
| DATA_SOURCE | 1 | root | $1 |
| DATA_SOURCE | 5 | level | $3 |
| UNITS | 6 | hint | unit_byte |