Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 2 files:

Smatch caller information:

fs/btrfs/volumes.c btrfs_chunk_alloc_add_chunk_item() -> btrfs_update_device()

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->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->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->mapping_tree_lock.dep_map->name 0-255
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
BUF_SIZE 0 trans (-1)-s32max
BUF_SIZE 0 trans (-1)-s32max
BUF_SIZE 0 trans->pending_snapshot (-1),208
DATA_SOURCE 0 trans $0
PREEMPT_ADD
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->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
USER_PTR 0 trans->pending_snapshot->inherit
LOCK2 &fs_info->chunk_mutex
TYPE_LOCK (struct btrfs_fs_info)->chunk_mutex

fs/btrfs/volumes.c btrfs_grow_device() -> btrfs_update_device()

Type Parameter Key Value
PARAM_VALUE 0 trans 4096-ptr_max
PARAM_VALUE 0 trans->fs_info->chunk_block_rsv.space_info->lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 trans->fs_info->chunk_block_rsv.space_info->priority_tickets.prev->next 643370198843097104
PARAM_VALUE 0 trans->fs_info->chunk_block_rsv.space_info->priority_tickets.prev->next->next 4096-ptr_max
PARAM_VALUE 0 trans->fs_info->chunk_mutex.dep_map->name 0-255
PARAM_VALUE 0 trans->fs_info->chunk_mutex.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 trans->fs_info->chunk_mutex.first_waiter->task->blocked_lock.dep_map->name 0-255
PARAM_VALUE 0 trans->fs_info->chunk_mutex.first_waiter->task->blocked_lock.owner (-1)
PARAM_VALUE 0 trans->fs_info->chunk_mutex.first_waiter->task->blocked_lock.owner_cpu 4294967295
PARAM_VALUE 0 trans->fs_info->chunk_mutex.first_waiter->task->blocked_lock.raw_lock.val.counter s32min-s32max
PARAM_VALUE 0 trans->fs_info->chunk_mutex.first_waiter->task->usage.refs.counter s32min-s32max
PARAM_VALUE 0 trans->fs_info->chunk_mutex.osq.tail.counter 0-s32max
PARAM_VALUE 0 trans->fs_info->fs_devices->per_profile_lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 trans->fs_info->global_block_rsv.space_info->lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 trans->fs_info->global_root_lock.dep_map->name 0-255
PARAM_VALUE 0 trans->fs_info->profiles_lock.seqcount.seqcount.dep_map->name 0-255
PARAM_VALUE 0 trans->fs_info->super_lock.rlock.dep_map->name 0-255
PARAM_VALUE 1 device 4096-ptr_max
PARAM_VALUE 1 device->bdev 4096-ptr_max
PARAM_VALUE 1 device->disk_total_bytes 1-18446744073709551104
PARAM_VALUE 1 device->fs_devices 4096-ptr_max
PARAM_VALUE 1 device->fs_info 4096-ptr_max
PARAM_VALUE 1 device->fs_info->chunk_mutex.dep_map->name 0-255
PARAM_VALUE 1 device->fs_info->chunk_mutex.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 1 device->fs_info->chunk_mutex.first_waiter->task->blocked_lock.dep_map->name 0-255
PARAM_VALUE 1 device->fs_info->chunk_mutex.first_waiter->task->blocked_lock.owner (-1)
PARAM_VALUE 1 device->fs_info->chunk_mutex.first_waiter->task->blocked_lock.owner_cpu 4294967295
PARAM_VALUE 1 device->fs_info->chunk_mutex.first_waiter->task->blocked_lock.raw_lock.val.counter s32min-s32max
PARAM_VALUE 1 device->fs_info->chunk_mutex.first_waiter->task->usage.refs.counter s32min-s32max
PARAM_VALUE 1 device->fs_info->chunk_mutex.osq.tail.counter 0-s32max
PARAM_VALUE 1 device->fs_info->chunk_mutex.wait_lock.dep_map->name 0-255
PARAM_VALUE 1 device->fs_info->fs_devices 4096-ptr_max
PARAM_VALUE 1 device->fs_info->fs_devices->per_profile_lock.rlock.dep_map->name 0-255
PARAM_VALUE 1 device->total_bytes 1-18446744073709551104
BUF_SIZE 0 trans (-1),4,24,64,168-s32max
BUF_SIZE 0 trans (-1),4,24,64,168-s32max
CAPPED_DATA 1 &device->post_commit_list 1
DATA_SOURCE 0 trans $0
DATA_SOURCE 1 device $1
CAPABLE 0 21
NOSPEC 1 device->disk_total_bytes
NOSPEC 1 device->total_bytes
USER_DATA 1 device->disk_total_bytes 1-s32max[c]
USER_DATA 1 device->total_bytes 1-s32max[c]

fs/btrfs/volumes.c btrfs_shrink_device() -> btrfs_update_device()

Type Parameter Key Value
PARAM_VALUE 0 trans 4096-ptr_max
PARAM_VALUE 0 trans->fs_info->chunk_block_rsv.space_info->lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 trans->fs_info->chunk_block_rsv.space_info->priority_tickets.prev->next 643370198843097104
PARAM_VALUE 0 trans->fs_info->chunk_block_rsv.space_info->priority_tickets.prev->next->next 4096-ptr_max
PARAM_VALUE 0 trans->fs_info->chunk_mutex.dep_map->name 0-255
PARAM_VALUE 0 trans->fs_info->chunk_mutex.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 trans->fs_info->chunk_mutex.first_waiter->list.prev->prev 5159360019465732096
PARAM_VALUE 0 trans->fs_info->chunk_mutex.first_waiter->task->blocked_lock.dep_map->name 0-255
PARAM_VALUE 0 trans->fs_info->chunk_mutex.first_waiter->task->blocked_lock.owner (-1)
PARAM_VALUE 0 trans->fs_info->chunk_mutex.first_waiter->task->blocked_lock.owner_cpu 4294967295
PARAM_VALUE 0 trans->fs_info->chunk_mutex.first_waiter->task->blocked_lock.raw_lock.val.counter s32min-s32max
PARAM_VALUE 0 trans->fs_info->chunk_mutex.first_waiter->task->usage.refs.counter s32min-s32max
PARAM_VALUE 0 trans->fs_info->chunk_mutex.osq.tail.counter 0-s32max
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_devices->device_list_mutex.dep_map->name 0-255
PARAM_VALUE 0 trans->fs_info->fs_devices->device_list_mutex.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 trans->fs_info->fs_devices->device_list_mutex.first_waiter->list.prev->prev 5159360019465732096
PARAM_VALUE 0 trans->fs_info->fs_devices->device_list_mutex.osq.tail.counter 0-s32max
PARAM_VALUE 0 trans->fs_info->fs_devices->per_profile_lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 trans->fs_info->global_block_rsv.space_info->lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 trans->fs_info->global_root_lock.dep_map->name 0-255
PARAM_VALUE 0 trans->fs_info->mapping_tree_lock.dep_map->name 0-255
PARAM_VALUE 0 trans->fs_info->profiles_lock.seqcount.seqcount.dep_map->name 0-255
PARAM_VALUE 0 trans->fs_info->super_lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 trans->fs_info->transaction_kthread->cpus_ptr 4096-ptr_max
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->mm->mm_cid.irq_work.node.a_flags.counter 0-s32max
PARAM_VALUE 0 trans->fs_info->transaction_kthread->mm->mm_cid.max_cids 0-s32max
PARAM_VALUE 0 trans->fs_info->transaction_kthread->mm->mm_cid.pcpu_thrs 1-1073741823
PARAM_VALUE 0 trans->fs_info->transaction_kthread->mm->mm_cid.update_deferred 1
PARAM_VALUE 0 trans->fs_info->transaction_kthread->on_rq 0-1,3-255
PARAM_VALUE 0 trans->fs_info->transaction_kthread->pushable_dl_tasks.__rb_parent_color 1
PARAM_VALUE 0 trans->fs_info->transaction_kthread->pushable_tasks.prio_list.next->prev 4096-ptr_max
PARAM_VALUE 0 trans->fs_info->transaction_kthread->sched_task_group->idle s32min-s32max
PARAM_VALUE 0 trans->fs_info->transaction_kthread->se.cfs_rq->rq->curr->mm->sc_stat.cpu (-1)
PARAM_VALUE 0 trans->fs_info->transaction_kthread->se.cfs_rq->rq->curr->pref_llc_queued 0-1
PARAM_VALUE 0 trans->fs_info->transaction_kthread->se.cfs_rq->rq->donor->__state 0,512
PARAM_VALUE 0 trans->fs_info->transaction_kthread->se.cfs_rq->rq->donor->on_rq 0-1,3-255
PARAM_VALUE 0 trans->fs_info->transaction_kthread->se.cfs_rq->rq->donor->rseq.event.ids_changed 1
PARAM_VALUE 0 trans->fs_info->transaction_kthread->se.cfs_rq->rq->donor->sched_migrated 1
PARAM_VALUE 0 trans->fs_info->transaction_kthread->se.cfs_rq->rq->donor->wake_cpu 0-s32max
PARAM_VALUE 0 trans->fs_info->transaction_kthread->wake_cpu 0-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->unused_bgs_lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 trans->transaction->fs_info->unused_bgs_lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 trans->writeback_inhibited_ebs.xa_flags 0-4294967295
PARAM_VALUE 0 trans->writeback_inhibited_ebs.xa_head 0
PARAM_VALUE 1 device 4096-ptr_max
PARAM_VALUE 1 device->bdev 0,4096-ptr_max
PARAM_VALUE 1 device->disk_total_bytes 0-18446744073709551104
PARAM_VALUE 1 device->fs_info 4096-ptr_max
PARAM_VALUE 1 device->fs_info->chunk_mutex.dep_map->name 0-255
PARAM_VALUE 1 device->fs_info->chunk_mutex.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 1 device->fs_info->chunk_mutex.first_waiter->task->blocked_lock.dep_map->name 0-255
PARAM_VALUE 1 device->fs_info->chunk_mutex.first_waiter->task->blocked_lock.owner (-1)
PARAM_VALUE 1 device->fs_info->chunk_mutex.first_waiter->task->blocked_lock.owner_cpu 4294967295
PARAM_VALUE 1 device->fs_info->chunk_mutex.first_waiter->task->blocked_lock.raw_lock.val.counter s32min-s32max
PARAM_VALUE 1 device->fs_info->chunk_mutex.first_waiter->task->usage.refs.counter s32min-s32max
PARAM_VALUE 1 device->fs_info->chunk_mutex.osq.tail.counter 0-s32max
PARAM_VALUE 1 device->fs_info->chunk_mutex.wait_lock.dep_map->name 0-255
PARAM_VALUE 1 device->fs_info->dev_root->qgroup_meta_rsv_lock.rlock.dep_map->name 0-255
PARAM_VALUE 1 device->fs_info->fs_devices 4096-ptr_max
PARAM_VALUE 1 device->fs_info->fs_devices->per_profile_lock.rlock.dep_map->name 0-255
PARAM_VALUE 1 device->fs_info->reclaim_bgs_lock.dep_map->name 0-255
PARAM_VALUE 1 device->fs_info->reclaim_bgs_lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 1 device->fs_info->reclaim_bgs_lock.wait_lock.dep_map->name 0-255
PARAM_VALUE 1 device->total_bytes 0-18446744073709551104
CAPPED_DATA 1 device 1
CAPPED_DATA 1 &device->post_commit_list 1
DATA_SOURCE 0 trans r btrfs_start_transaction
DATA_SOURCE 1 device $0
CAPABLE 0 21
NOSPEC 1 device->disk_total_bytes
NOSPEC 1 device->total_bytes
USER_DATA 1 device->disk_total_bytes 0-s32max[c]
USER_DATA 1 device->total_bytes 0-s32max[c]

fs/btrfs/volumes.c remove_chunk_item() -> btrfs_update_device()

Type Parameter Key Value
PARAM_VALUE 0 trans 4096-ptr_max
PARAM_VALUE 0 trans->fs_info->balance_lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 trans->fs_info->chunk_block_rsv.space_info->lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 trans->fs_info->chunk_block_rsv.space_info->tickets.prev 643370198843097104
PARAM_VALUE 0 trans->fs_info->chunk_mutex.dep_map->name 0-255
PARAM_VALUE 0 trans->fs_info->chunk_mutex.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 trans->fs_info->chunk_mutex.first_waiter->list.prev->prev 5159360019465732096
PARAM_VALUE 0 trans->fs_info->chunk_mutex.osq.tail.counter 0-s32max
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->delayed_refs_rsv.full 0
PARAM_VALUE 0 trans->fs_info->fs_devices 4096-ptr_max
PARAM_VALUE 0 trans->fs_info->fs_devices->device_list_mutex.dep_map->name 0-255
PARAM_VALUE 0 trans->fs_info->fs_devices->device_list_mutex.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 trans->fs_info->fs_devices->device_list_mutex.first_waiter->list.prev->prev 5159360019465732096
PARAM_VALUE 0 trans->fs_info->fs_devices->device_list_mutex.osq.tail.counter 0-s32max
PARAM_VALUE 0 trans->fs_info->fs_devices->per_profile_lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 trans->fs_info->global_block_rsv.full 1
PARAM_VALUE 0 trans->fs_info->global_block_rsv.reserved 0-536870912
PARAM_VALUE 0 trans->fs_info->global_block_rsv.size 0-536870912
PARAM_VALUE 0 trans->fs_info->global_block_rsv.space_info->force_alloc 2
PARAM_VALUE 0 trans->fs_info->mapping_tree_lock.dep_map->name 0-255
PARAM_VALUE 0 trans->fs_info->profiles_lock.seqcount.seqcount.dep_map->name 0-255
PARAM_VALUE 0 trans->fs_info->super_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->new_bgs.prev->next 4096-ptr_max
PARAM_VALUE 0 trans->new_bgs.prev->next->next 4096-ptr_max
BUF_SIZE 0 trans (-1),1-s32max
BUF_SIZE 0 trans (-1),1-s32max
DATA_SOURCE 0 trans $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
LOCK2 &fs_info->chunk_mutex
HALF_LOCKED2 &fs_info->reclaim_bgs_lock
TYPE_LOCK (struct btrfs_fs_info)->chunk_mutex
TYPE_LOCK (struct btrfs_fs_info)->reclaim_bgs_lock

fs/btrfs/relocation.c btrfs_last_identity_remap_gone() -> btrfs_update_device()

Type Parameter Key Value
PARAM_VALUE 0 trans 4096-ptr_max
PARAM_VALUE 0 trans->fs_info->chunk_mutex.dep_map->name 0-255
PARAM_VALUE 0 trans->fs_info->chunk_mutex.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 trans->fs_info->chunk_mutex.osq.tail.counter 0-s32max
PARAM_VALUE 0 trans->fs_info->chunk_mutex.wait_lock.dep_map->name 0-255
PARAM_VALUE 0 trans->fs_info->chunk_mutex.wait_lock.owner (-1)
PARAM_VALUE 0 trans->fs_info->chunk_mutex.wait_lock.owner_cpu u32max
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_devices 4096-ptr_max
PARAM_VALUE 0 trans->fs_info->fs_devices->device_list_mutex.dep_map->name 0-255
PARAM_VALUE 0 trans->fs_info->fs_devices->device_list_mutex.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 trans->fs_info->fs_devices->device_list_mutex.osq.tail.counter 0-s32max
PARAM_VALUE 0 trans->fs_info->ref_verify_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 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
DATA_SOURCE 0 trans r btrfs_start_transaction_fallback_global_rsv
LOCK2 0 &trans->fs_info->chunk_mutex
TYPE_LOCK (struct btrfs_fs_info)->chunk_mutex