btrfs_drop_and_free_fs_root identifier - Linux source code next-20260811

Projects

linux

Versions

FIXME
- FIXME
  - next-20260811

Defined in 1 files as a prototype:

fs/btrfs/disk-io.h, line 88 (as a prototype)

Defined in 1 files as a function:

fs/btrfs/disk-io.c, line 4248 (as a function)

Referenced in 2 files:

Smatch caller information:

fs/btrfs/transaction.c switch_commit_roots() -> btrfs_drop_and_free_fs_root()

Type	Parameter	Key	Value
PARAM_VALUE	0	fs_info	4096-ptr_max
PARAM_VALUE	0	fs_info->commit_root_sem.dep_map->name	0-255
PARAM_VALUE	0	fs_info->commit_root_sem.first_waiter->list.next	2624917664208203776
PARAM_VALUE	0	fs_info->commit_root_sem.first_waiter->list.prev	2624917664208203776
PARAM_VALUE	0	fs_info->commit_root_sem.first_waiter->type	0-1
PARAM_VALUE	0	fs_info->commit_root_sem.osq.tail.counter	0-s32max
PARAM_VALUE	0	fs_info->commit_root_sem.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	fs_info->commit_root_sem.wait_lock.owner	(-1)
PARAM_VALUE	0	fs_info->commit_root_sem.wait_lock.owner_cpu	u32max
PARAM_VALUE	0	fs_info->qgroup_ioctl_lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	fs_info->tree_root	4096-ptr_max
PARAM_VALUE	1	root	4096-ptr_max
PARAM_VALUE	1	root->log_root	0
CAPPED_DATA	0	&fs_info->commit_root_sem	1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	0	fs_info	unit_byte
LOCK2		&cow->lock
LOCK2		&fs_info->reloc_mutex
LOCK2	0	&fs_info->commit_root_sem
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)->commit_root_sem
TYPE_LOCK		(struct btrfs_fs_info)->reloc_mutex

fs/btrfs/disk-io.c btrfs_free_fs_roots() -> btrfs_drop_and_free_fs_root()

Type	Parameter	Key	Value
PARAM_VALUE	0	fs_info	4096-ptr_max
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->fh_to_dentry	0,8684,447817974243774464,687732489194512384,742201802719268864,868497899885588480,1471448175530500096,2021658383390310400,2445877819203563520,2512819722689847296,2649270699546726400,2761259683714371584,2893332316235677696-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->cleanup_work_sem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	fs_info->cleanup_work_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->fs_root->fs_info->sb->s_cop->empty_dir	0,86,4096-ptr_max
PARAM_VALUE	0	fs_info->fs_root->fs_info->sb->s_cop->get_context	0,706,4096-ptr_max
PARAM_VALUE	0	fs_info->fs_root->fs_info->sb->s_cop->inode_info_offs	1632,1720,1808,2632,2648,2704,2712
PARAM_VALUE	0	fs_info->fs_root->fs_info->sb->s_cop->set_context	0,67,4096-ptr_max
PARAM_VALUE	0	fs_info->qgroup_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	fs_info->qgroup_tree.rb_node	0,4096-ptr_max
PARAM_VALUE	0	fs_info->qgroups_kobj	0
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->sb->s_cop->inode_info_offs	1632,1720,1808,2632,2648
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->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	0	fs_info->uuid_tree_rescan_sem.first_waiter->up	0-1
PARAM_VALUE	1	root	4096-ptr_max
BUF_SIZE	0	fs_info	(-1),1-s32max
BUF_SIZE	0	fs_info	(-1),1-s32max
BUF_SIZE	0	fs_info->stripe_root	(-1),2888
CAPPED_DATA	0	&fs_info->dead_roots	1
DATA_SOURCE	0	fs_info	$0
PARAM_COMPARE	0	&fs_info->dead_roots	!= $0->dead_roots.next
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE	0	fs_info->fs_error
NO_OVERFLOW_SIMPLE	0	fs_info->nodesize
NO_OVERFLOW_SIMPLE	0	fs_info->sectorsize
UNITS	0	fs_info	unit_byte

fs/btrfs/disk-io.c btrfs_free_fs_roots() -> btrfs_drop_and_free_fs_root()

Type	Parameter	Key	Value
PARAM_VALUE	0	fs_info	4096-ptr_max
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->fh_to_dentry	0,8684,447817974243774464,687732489194512384,742201802719268864,868497899885588480,1471448175530500096,2021658383390310400,2445877819203563520,2512819722689847296,2649270699546726400,2761259683714371584,2893332316235677696-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->cleanup_work_sem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	fs_info->cleanup_work_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->fs_root->fs_info->sb->s_cop->empty_dir	0,86,4096-ptr_max
PARAM_VALUE	0	fs_info->fs_root->fs_info->sb->s_cop->get_context	0,706,4096-ptr_max
PARAM_VALUE	0	fs_info->fs_root->fs_info->sb->s_cop->inode_info_offs	1632,1720,1808,2632,2648,2704,2712
PARAM_VALUE	0	fs_info->fs_root->fs_info->sb->s_cop->set_context	0,67,4096-ptr_max
PARAM_VALUE	0	fs_info->qgroup_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	fs_info->qgroup_tree.rb_node	0,4096-ptr_max
PARAM_VALUE	0	fs_info->qgroups_kobj	0
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->sb->s_cop->inode_info_offs	1632,1720,1808,2632,2648
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->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	0	fs_info->uuid_tree_rescan_sem.first_waiter->up	0-1
BUF_SIZE	0	fs_info	(-1),1-s32max
BUF_SIZE	0	fs_info	(-1),1-s32max
BUF_SIZE	0	fs_info->stripe_root	(-1),2888
CAPPED_DATA	0	&fs_info->dead_roots	1
DATA_SOURCE	0	fs_info	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE	0	fs_info->fs_error
NO_OVERFLOW_SIMPLE	0	fs_info->nodesize
NO_OVERFLOW_SIMPLE	0	fs_info->sectorsize
UNITS	0	fs_info	unit_byte