Defined in 1 files as a prototype:
Defined in 1 files as a function:
Referenced in 5 files:
- fs/btrfs/disk-io.c, line 872
- fs/btrfs/ioctl.c, line 656
- fs/btrfs/relocation.c, line 722
- fs/btrfs/transaction.c, line 1833
- fs/btrfs/tree-log.c, line 3159
Smatch caller information:
fs/btrfs/tree-log.c update_log_root() -> btrfs_insert_root()
| 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->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 | 2 | key | 4096-ptr_max |
| PARAM_VALUE | 3 | item | 252446652427042816 |
| DATA_SOURCE | 0 | trans | $0 |
| DATA_SOURCE | 3 | item | $2 |
| RX_PATH | |||
| LOCK2 | &log_root_tree->log_mutex | ||
| TYPE_LOCK | (struct btrfs_root)->log_mutex |
fs/btrfs/relocation.c create_reloc_root() -> btrfs_insert_root()
| 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_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->delays->blkio_count | 0-4294967295 |
| PARAM_VALUE | 0 | trans->fs_info->transaction_kthread->sched_task_group->idle | s32min-s32max |
| 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 | 0 | trans->transaction->delayed_refs.dirty_extents.xa_lock.rlock.dep_map->name | 0-255 |
| PARAM_VALUE | 2 | key | 967620859013599232 |
| PARAM_VALUE | 2 | key->objectid | 18446744073709551608 |
| PARAM_VALUE | 2 | key->type | 132 |
| PARAM_VALUE | 3 | item | 4096-ptr_max |
| 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 | 3 | item | 439 |
| DATA_SOURCE | 0 | trans | $0 |
| DATA_SOURCE | 3 | item | r _kmalloc_noprof |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| 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->vfs_inode.i_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | trans->transaction->pinned_extents.inode->vfs_inode.i_bytes | |
| USER_PTR | 0 | trans->pending_snapshot->inherit | |
| HALF_LOCKED2 | &cow->lock | ||
| HALF_LOCKED2 | &fs_info->reloc_mutex |
fs/btrfs/transaction.c create_pending_snapshot() -> btrfs_insert_root()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | trans | 4096-ptr_max |
| PARAM_VALUE | 0 | trans->fs_info->btree_inode->i_mapping->host->i_sb->s_export_op->fh_to_dentry | 0,447817974243774464,687732489194512384,742201802719268864,868497899885588480,1471448175530500096,2021658383390310400,2445877819203563520,2512819722689847296,2649270699546726400,2761259683714371584,2893332316235677696-s64max |
| PARAM_VALUE | 0 | trans->fs_info->btrfs_state_change_map | 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->cleaner_kthread->delays->blkio_count | 0-4294967295 |
| PARAM_VALUE | 0 | trans->fs_info->cleaner_kthread->delays->blkio_delay_max | 0-s64max |
| PARAM_VALUE | 0 | trans->fs_info->cleaner_kthread->delays->blkio_delay_min | 0-s64max |
| 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->qgroup_ioctl_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | trans->fs_info->qgroup_ioctl_lock.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | trans->fs_info->qgroup_ioctl_lock.first_waiter->task->blocked_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | trans->fs_info->qgroup_ioctl_lock.first_waiter->task->blocked_lock.owner | (-1) |
| PARAM_VALUE | 0 | trans->fs_info->qgroup_ioctl_lock.first_waiter->task->blocked_lock.owner_cpu | 4294967295 |
| PARAM_VALUE | 0 | trans->fs_info->qgroup_ioctl_lock.first_waiter->task->usage.refs.counter | s32min-s32max |
| PARAM_VALUE | 0 | trans->fs_info->qgroup_ioctl_lock.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | trans->fs_info->qgroup_lock.rlock.dep_map->name | 0-255 |
| 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->delays->blkio_count | 0-4294967295 |
| PARAM_VALUE | 0 | trans->fs_info->transaction_kthread->delays->blkio_delay_max | 0-s64max |
| PARAM_VALUE | 0 | trans->fs_info->transaction_kthread->delays->blkio_delay_min | 0-s64max |
| PARAM_VALUE | 0 | trans->fs_info->transaction_kthread->sched_task_group->idle | s32min-s32max |
| PARAM_VALUE | 0 | trans->fs_info->tree_root->free_objectid | 0-18446744073709551360 |
| 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->tree_root->objectid_mutex.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | trans->fs_info->tree_root->objectid_mutex.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | trans->fs_info->tree_root->objectid_mutex.first_waiter->task->blocked_lock.owner | (-1) |
| PARAM_VALUE | 0 | trans->fs_info->tree_root->objectid_mutex.first_waiter->task->usage.refs.counter | s32min-s32max |
| PARAM_VALUE | 0 | trans->fs_info->tree_root->objectid_mutex.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | trans->transaction->delayed_refs.dirty_extents.xa_lock.rlock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | trans->transaction->delayed_refs.qgroup_to_skip | 0-18446744073709551359 |
| PARAM_VALUE | 0 | trans->transaction->pinned_extents.inode->delalloc_inodes.next->prev | 4096-ptr_max |
| PARAM_VALUE | 0 | trans->transaction->pinned_extents.inode->root->delalloc_root.next->prev | 4096-ptr_max |
| PARAM_VALUE | 0 | trans->transaction->state | 0 |
| PARAM_VALUE | 1 | root | 4096-ptr_max |
| PARAM_VALUE | 1 | root->free_objectid | 0-18446744073709551360 |
| PARAM_VALUE | 1 | root->objectid_mutex.dep_map->name | 0-255 |
| PARAM_VALUE | 1 | root->objectid_mutex.first_waiter | 0,4096-ptr_max |
| PARAM_VALUE | 1 | root->objectid_mutex.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 1 | root->objectid_mutex.first_waiter->task->blocked_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 1 | root->objectid_mutex.first_waiter->task->blocked_lock.owner | (-1) |
| PARAM_VALUE | 1 | root->objectid_mutex.first_waiter->task->blocked_lock.owner_cpu | 4294967295 |
| PARAM_VALUE | 1 | root->objectid_mutex.first_waiter->task->blocked_lock.raw_lock.val.counter | s32min-s32max |
| PARAM_VALUE | 1 | root->objectid_mutex.first_waiter->task->usage.refs.counter | s32min-s32max |
| PARAM_VALUE | 1 | root->objectid_mutex.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 2 | key | 739673249116549120 |
| PARAM_VALUE | 2 | key->objectid | 0-18446744073709551359 |
| PARAM_VALUE | 2 | key->type | 132 |
| PARAM_VALUE | 3 | item | 4096-ptr_max |
| BUF_SIZE | 0 | trans | (-1),1-s32max |
| BUF_SIZE | 0 | trans | (-1),1-s32max |
| DATA_SOURCE | 0 | trans | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_PTR | 0 | trans->pending_snapshot->inherit | |
| LOCK2 | &fs_info->reloc_mutex | ||
| HALF_LOCKED2 | &dev_replace->lock_finishing_cancel_unmount | ||
| HALF_LOCKED2 | &fs_info->cleaner_mutex | ||
| HALF_LOCKED2 | &fs_info->subvol_sem | ||
| HALF_LOCKED2 | &fs_info->transaction_kthread_mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct btrfs_fs_info)->reloc_mutex |
fs/btrfs/disk-io.c btrfs_create_tree() -> btrfs_insert_root()
| 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->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->fs_roots_radix_lock.rlock.dep_map->name | 0-255 |
| 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->transaction->dirty_pages.inode->delalloc_inodes.next->prev | 4096-ptr_max |
| PARAM_VALUE | 0 | trans->transaction->dirty_pages.inode->root->delalloc_root.next->prev | 4096-ptr_max |
| PARAM_VALUE | 2 | key | 4096-ptr_max |
| PARAM_VALUE | 3 | item | 4096-ptr_max |
| PARAM_VALUE | 3 | item->level | 0 |
| BUF_SIZE | 0 | trans | (-1),4,24,64,168-s32max |
| BUF_SIZE | 0 | trans | (-1),4,24,64,168-s32max |
| DATA_SOURCE | 0 | trans | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &fs_info->qgroup_ioctl_lock | ||
| HALF_LOCKED2 | &fs_info->subvol_sem |
fs/btrfs/ioctl.c create_subvol() -> btrfs_insert_root()
| 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 | 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 | 0 | trans->transaction->dirty_pages.inode->delalloc_inodes.next->prev | 4096-ptr_max |
| PARAM_VALUE | 0 | trans->transaction->dirty_pages.inode->root->delalloc_root.next->prev | 4096-ptr_max |
| PARAM_VALUE | 1 | root | 4096-ptr_max |
| PARAM_VALUE | 1 | root->free_objectid | 0-18446744073709551360 |
| PARAM_VALUE | 1 | root->objectid_mutex.dep_map->name | 0-255 |
| PARAM_VALUE | 1 | root->objectid_mutex.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 1 | root->objectid_mutex.first_waiter->task->blocked_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 1 | root->objectid_mutex.first_waiter->task->blocked_lock.owner | (-1) |
| PARAM_VALUE | 1 | root->objectid_mutex.first_waiter->task->blocked_lock.owner_cpu | 4294967295 |
| PARAM_VALUE | 1 | root->objectid_mutex.first_waiter->task->blocked_lock.raw_lock.val.counter | s32min-s32max |
| PARAM_VALUE | 1 | root->objectid_mutex.first_waiter->task->usage.refs.counter | s32min-s32max |
| PARAM_VALUE | 1 | root->objectid_mutex.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 2 | key | 5311844679435370496 |
| PARAM_VALUE | 2 | key->objectid | 0-18446744073709551359 |
| PARAM_VALUE | 2 | key->offset | 0 |
| PARAM_VALUE | 2 | key->type | 132 |
| PARAM_VALUE | 3 | item | 4096-ptr_max |
| PARAM_VALUE | 3 | item->level | 0 |
| BUF_SIZE | 0 | trans->block_rsv | (-1),120 |
| BUF_SIZE | 3 | item | 439 |
| DATA_SOURCE | 0 | trans | r btrfs_start_transaction |
| DATA_SOURCE | 3 | item | r _kzalloc_noprof |
| LOCK2 | &fs_info->subvol_sem | ||
| TYPE_LOCK | (struct btrfs_fs_info)->subvol_sem |