btrfs_get_block_group identifier - Linux source code next-20260811

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linux

Versions

FIXME
- FIXME
  - next-20260811

Defined in 1 files as a prototype:

fs/btrfs/block-group.h, line 333 (as a prototype)

Defined in 1 files as a function:

fs/btrfs/block-group.c, line 182 (as a function)

Referenced in 7 files:

Smatch caller information:

fs/btrfs/space-info.c do_reclaim_sweep() -> btrfs_get_block_group()

Type	Parameter	Key	Value
PARAM_VALUE	0	cache	4096-ptr_max
CAPPED_DATA	0	&cache->list	1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&space_info->groups_sem
TYPE_LOCK		(struct btrfs_space_info)->groups_sem

fs/btrfs/free-space-cache.c btrfs_find_space_cluster() -> btrfs_get_block_group()

Type	Parameter	Key	Value
PARAM_VALUE	0	cache	4096-ptr_max
PARAM_VALUE	0	cache->cached	0-2,4-u32max
PARAM_VALUE	0	cache->data_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	cache->data_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	cache->free_space_ctl	4096-ptr_max
PARAM_VALUE	0	cache->free_space_ctl->block_group	4096-ptr_max
PARAM_VALUE	0	cache->free_space_ctl->block_group->fs_info	4096-ptr_max
PARAM_VALUE	0	cache->free_space_ctl->free_space_bytes.rb_root.rb_node	4096-ptr_max
PARAM_VALUE	0	cache->free_space_ctl->free_space_offset.rb_node	4096-ptr_max
PARAM_VALUE	0	cache->free_space_ctl->tree_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	cache->fs_info	4096-ptr_max
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.wq->dfl_pwq	0-s64max
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.wq->saved_max_active	s32min-s32max
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.wq->saved_min_active	s32min-s32max
CAPPED_DATA	0	cache	1
DATA_SOURCE	0	cache	$0
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&cluster->lock
LOCK2		&cluster->refill_lock
LOCK2		&ctl->tree_lock
LOCK2		&space_info->groups_sem
HALF_LOCKED2		&cluster->block_group->data_rwsem
HALF_LOCKED2		&fs_info->remap_mutex
HALF_LOCKED2		&root->objectid_mutex
TYPE_LOCK		(struct btrfs_free_cluster)->lock
TYPE_LOCK		(struct btrfs_free_cluster)->refill_lock
TYPE_LOCK		(struct btrfs_free_space_ctl)->tree_lock
TYPE_LOCK		(struct btrfs_space_info)->groups_sem

fs/btrfs/free-space-cache.c btrfs_return_cluster_to_free_space() -> btrfs_get_block_group()

Type	Parameter	Key	Value
PARAM_VALUE	0	cache	4096-ptr_max
DATA_SOURCE	0	cache	$0 [m]
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&cluster->lock
LOCK2		&cluster->refill_lock
HALF_LOCKED2		&space_info->groups_sem
TYPE_LOCK		(struct btrfs_free_cluster)->lock
TYPE_LOCK		(struct btrfs_free_cluster)->refill_lock

fs/btrfs/relocation.c adjust_block_group_remap_bytes() -> btrfs_get_block_group()

Type	Parameter	Key	Value
PARAM_VALUE	0	cache	4096-ptr_max
PARAM_VALUE	0	cache->dirty_list.next	4096-ptr_max
PARAM_VALUE	0	cache->lock.rlock.dep_map->name	0-255
CAPPED_DATA	0	&cache->dirty_list	1
DATA_SOURCE	0	cache	$1
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&fs_info->remap_mutex
LOCK2		&trans->transaction->dirty_bgs_lock
TYPE_LOCK		(struct btrfs_fs_info)->remap_mutex
TYPE_LOCK		(struct btrfs_transaction)->dirty_bgs_lock

fs/btrfs/relocation.c adjust_identity_remap_count() -> btrfs_get_block_group()

Type	Parameter	Key	Value
PARAM_VALUE	0	cache	4096-ptr_max
PARAM_VALUE	0	cache->dirty_list.next	4096-ptr_max
PARAM_VALUE	0	cache->lock.rlock.dep_map->name	0-255
CAPPED_DATA	0	&cache->dirty_list	1
DATA_SOURCE	0	cache	$1
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&trans->transaction->dirty_bgs_lock
HALF_LOCKED2		&fs_info->remap_mutex
TYPE_LOCK		(struct btrfs_transaction)->dirty_bgs_lock

fs/btrfs/relocation.c start_block_group_remapping() -> btrfs_get_block_group()

Type	Parameter	Key	Value
PARAM_VALUE	0	cache	4096-ptr_max
PARAM_VALUE	0	cache->dirty_list.next	4096-ptr_max
PARAM_VALUE	0	cache->flags	0,2048-u64max
PARAM_VALUE	0	cache->free_space_lock.dep_map->name	0-255
PARAM_VALUE	0	cache->free_space_lock.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	cache->free_space_lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	cache->free_space_lock.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	cache->free_space_lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	cache->fs_info->global_root_lock.dep_map->name	0-255
PARAM_VALUE	0	cache->fs_info->sb->s_cop->inode_info_offs	1632,1720,2632,2648
PARAM_VALUE	0	cache->identity_remap_count	1-u32max
PARAM_VALUE	0	cache->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	cache->using_free_space_bitmaps_cached	1
CAPPED_DATA	0	&cache->dirty_list	1
DATA_SOURCE	0	cache	$2
BIT_INFO	0	cache->flags	0x800,0xffffffffffffffff
PREEMPT_ADD			<- disables preempt
NOCHECK_CALL
LOCK2		&fs_info->remap_mutex
LOCK2		&trans->transaction->dirty_bgs_lock
TYPE_LOCK		(struct btrfs_fs_info)->remap_mutex
TYPE_LOCK		(struct btrfs_transaction)->dirty_bgs_lock

fs/btrfs/block-group.c block_group_cache_tree_search() -> btrfs_get_block_group()

Type	Parameter	Key	Value
PARAM_VALUE	0	cache	4096-ptr_max
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	0	cache	unit_byte
LOCK2		&info->block_group_cache_lock
HALF_LOCKED2		&info->cleaner_mutex
HALF_LOCKED2		&info->commit_root_sem
HALF_LOCKED2		&info->qgroup_rescan_lock
HALF_LOCKED2		&info->reclaim_bgs_lock
TYPE_LOCK		(struct btrfs_fs_info)->block_group_cache_lock

fs/btrfs/block-group.c btrfs_cache_block_group() -> btrfs_get_block_group()

Type	Parameter	Key	Value
PARAM_VALUE	0	cache	4096-ptr_max
PARAM_VALUE	0	cache->cached	1
PARAM_VALUE	0	cache->caching_ctl	4096-ptr_max
PARAM_VALUE	0	cache->caching_ctl->block_group	4096-ptr_max
PARAM_VALUE	0	cache->caching_ctl->count.refs.counter	2
PARAM_VALUE	0	cache->caching_ctl->list.next	4096-ptr_max
PARAM_VALUE	0	cache->caching_ctl->list.prev	4096-ptr_max
PARAM_VALUE	0	cache->caching_ctl->mutex.first_waiter	0
PARAM_VALUE	0	cache->caching_ctl->mutex.magic	4096-ptr_max
PARAM_VALUE	0	cache->caching_ctl->mutex.owner.counter	0
PARAM_VALUE	0	cache->caching_ctl->progress.counter	0
PARAM_VALUE	0	cache->caching_ctl->wait.head.next	4096-ptr_max
PARAM_VALUE	0	cache->caching_ctl->wait.head.prev	4096-ptr_max
PARAM_VALUE	0	cache->caching_ctl->work.flags	0
PARAM_VALUE	0	cache->caching_ctl->work.func	2080431101377433600
PARAM_VALUE	0	cache->caching_ctl->work.ordered_func	0
PARAM_VALUE	0	cache->caching_ctl->work.ordered_list.next	4096-ptr_max
PARAM_VALUE	0	cache->caching_ctl->work.ordered_list.prev	4096-ptr_max
PARAM_VALUE	0	cache->data_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	cache->data_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	cache->fs_info	4096-ptr_max
PARAM_VALUE	0	cache->fs_info->block_group_cache_lock.dep_map->name	0-255
PARAM_VALUE	0	cache->fs_info->block_group_cache_lock.owner	(-1)
PARAM_VALUE	0	cache->fs_info->block_group_cache_lock.owner_cpu	u32max
PARAM_VALUE	0	cache->fs_info->caching_block_groups.prev	4096-ptr_max
PARAM_VALUE	0	cache->fs_info->caching_block_groups.prev->next	4096-ptr_max
PARAM_VALUE	0	cache->fs_info->caching_block_groups.prev->next->next	4096-ptr_max
PARAM_VALUE	0	cache->fs_info->remap_root->node->lock.first_waiter->handoff_set	0-1
PARAM_VALUE	0	cache->fs_info->remap_root->node->lock.first_waiter->type	0-1
PARAM_VALUE	0	cache->lock.rlock.dep_map->name	0-255
BUF_SIZE	0	cache->caching_ctl	400
DATA_SOURCE	0	cache	$0
BIT_INFO	0	cache->flags	0x0,0xfffffffffffff7ff
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&space_info->groups_sem

fs/btrfs/block-group.c btrfs_delete_unused_bgs() -> btrfs_get_block_group()

Type	Parameter	Key	Value
PARAM_VALUE	0	cache	4096-ptr_max
PARAM_VALUE	0	cache->bg_list.next	4096-ptr_max
PARAM_VALUE	0	cache->bg_list.prev	4096-ptr_max
PARAM_VALUE	0	cache->discard_list.next	4096-ptr_max
PARAM_VALUE	0	cache->discard_list.next->next	4096-ptr_max
PARAM_VALUE	0	cache->discard_list.next->prev	4096-ptr_max
PARAM_VALUE	0	cache->discard_list.prev->next	4096-ptr_max
PARAM_VALUE	0	cache->discard_list.prev->prev	4096-ptr_max
PARAM_VALUE	0	cache->fs_info->discard_ctl->work.timer->entry.pprev	4096-ptr_max
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.timer.is_queued	0-1
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.work.entry.next->prev	4096-ptr_max
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.work.entry.prev->next	1-u64max
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.work.is_hard	0-1
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.work.is_lazy	0-1
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.work.is_queued	0-1
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.work.is_soft	0-1
PARAM_VALUE	0	cache->fs_info->sb->s_cop->inode_info_offs	1632,1720,1808,2632,2648
PARAM_VALUE	0	cache->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	cache->pinned	0
PARAM_VALUE	0	cache->space_info->fs_info->balance_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	cache->space_info->groups_sem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	cache->space_info->groups_sem.first_waiter->type	0-1
PARAM_VALUE	0	cache->space_info->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	cache->start	0-18446744073709551614
PARAM_VALUE	0	*cache->fs_info->discard_ctl.work.timer->entry->next->pprev	1-u64max
PARAM_VALUE	0	*cache->fs_info->discard_ctl.work.timer->entry.pprev	4096-ptr_max
CAPPED_DATA	0	cache	1
CAPPED_DATA	0	cache->start	1
CAPPED_DATA	0	&cache->discard_list	1
CAPPED_DATA	0	&cache->list	1
PARAM_COMPARE	0	&cache->discard_list	== $0->discard_list.next
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&fs_info->reclaim_bgs_lock
TYPE_LOCK		(struct btrfs_fs_info)->reclaim_bgs_lock

fs/btrfs/block-group.c btrfs_link_bg_list() -> btrfs_get_block_group()

Type	Parameter	Key	Value
PARAM_VALUE	0	cache	4096-ptr_max
PARAM_VALUE	0	cache->bg_list.next	4096-ptr_max
PARAM_VALUE	0	cache->data_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	cache->data_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	cache->fs_info	4096-ptr_max
PARAM_VALUE	0	cache->fs_info->commit_root_sem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	cache->fs_info->commit_root_sem.first_waiter->type	0-1
PARAM_VALUE	0	cache->fs_info->unused_bgs_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	cache->space_info->groups_sem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	cache->space_info->groups_sem.first_waiter->type	0-1
BUF_SIZE	0	cache	(-1),1-s32max
BUF_SIZE	0	cache	(-1),1-s32max
BUF_SIZE	0	cache->fs_info	(-1),11312
CAPPED_DATA	0	cache	1
CAPPED_DATA	0	&cache->bg_list	1
DATA_SOURCE	0	cache	$0
PARAM_COMPARE	0	&cache->bg_list	== $0->bg_list.next
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE	0	cache->free_space_ctl->block_group->full_stripe_len
NO_OVERFLOW_SIMPLE	0	cache->full_stripe_len
LOCK2		&fs_info->unused_bgs_lock
HALF_LOCKED2		&fs_info->chunk_mutex
HALF_LOCKED2		&fs_info->reclaim_bgs_lock
HALF_LOCKED2		&space_info->groups_sem
HALF_LOCKED2		&space_info->lock
HALF_LOCKED2	0	&cache->lock
TYPE_LOCK		(struct btrfs_fs_info)->unused_bgs_lock

fs/btrfs/block-group.c btrfs_mark_bg_fully_remapped() -> btrfs_get_block_group()

Type	Parameter	Key	Value
PARAM_VALUE	0	cache	4096-ptr_max
PARAM_VALUE	0	cache->bg_list.next	4096-ptr_max
PARAM_VALUE	0	cache->fs_info->sb->s_cop->inode_info_offs	1632,1720,1808,2632,2648,2712
PARAM_VALUE	0	cache->identity_remap_count	0
PARAM_VALUE	0	cache->io_ctl.inode->i_mapping->i_mmap_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	cache->io_ctl.inode->i_mapping->i_mmap_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	cache->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	cache->space_info->groups_sem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	cache->space_info->groups_sem.first_waiter->type	0-1
PARAM_VALUE	0	cache->space_info->lock.rlock.dep_map->name	0-255
CAPPED_DATA	0	&cache->bg_list	1
DATA_SOURCE	0	cache	$0
PARAM_COMPARE	0	&cache->bg_list	== $0->bg_list.next
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&fs_info->unused_bgs_lock
HALF_LOCKED2		&fs_info->remap_mutex
TYPE_LOCK		(struct btrfs_fs_info)->unused_bgs_lock

fs/btrfs/block-group.c btrfs_mark_bg_unused() -> btrfs_get_block_group()

Type	Parameter	Key	Value
PARAM_VALUE	0	cache	4096-ptr_max
PARAM_VALUE	0	cache->bg_list.next	4096-ptr_max
PARAM_VALUE	0	cache->data_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	cache->data_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	cache->fs_info	4096-ptr_max
PARAM_VALUE	0	cache->fs_info->commit_root_sem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	cache->fs_info->commit_root_sem.first_waiter->type	0-1
PARAM_VALUE	0	cache->fs_info->sb->s_cop->inode_info_offs	1632,1720,1808,2632,2648,2712
PARAM_VALUE	0	cache->fs_info->unused_bgs_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	cache->io_ctl.inode->i_mapping->i_mmap_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	cache->io_ctl.inode->i_mapping->i_mmap_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	cache->space_info->groups_sem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	cache->space_info->groups_sem.first_waiter->type	0-1
BUF_SIZE	0	cache	(-1)-s32max
BUF_SIZE	0	cache	(-1)-s32max
BUF_SIZE	0	cache->fs_info	(-1),11312
CAPPED_DATA	0	cache	1
CAPPED_DATA	0	&cache->bg_list	1
DATA_SOURCE	0	cache	$0
PARAM_COMPARE	0	&cache->bg_list	== $0->bg_list.next
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE	0	cache->free_space_ctl->block_group->full_stripe_len
NO_OVERFLOW_SIMPLE	0	cache->full_stripe_len
LOCK2		&fs_info->unused_bgs_lock
HALF_LOCKED2		&fs_info->reclaim_bgs_lock
HALF_LOCKED2		&fs_info->remap_mutex
HALF_LOCKED2		&space_info->groups_sem
HALF_LOCKED2		&space_info->lock
HALF_LOCKED2	0	&cache->lock
TYPE_LOCK		(struct btrfs_fs_info)->unused_bgs_lock

fs/btrfs/block-group.c btrfs_next_block_group() -> btrfs_get_block_group()

Type	Parameter	Key	Value
PARAM_VALUE	0	cache	4096-ptr_max
PARAM_VALUE	0	cache->discard_list.next->next	4096-ptr_max
PARAM_VALUE	0	cache->discard_list.next->prev	4096-ptr_max
PARAM_VALUE	0	cache->discard_list.prev->next	4096-ptr_max
PARAM_VALUE	0	cache->discard_list.prev->prev	4096-ptr_max
PARAM_VALUE	0	cache->fs_info->block_group_cache_lock.dep_map->name	0-255
PARAM_VALUE	0	cache->fs_info->discard_ctl->work.timer->entry.pprev	4096-ptr_max
PARAM_VALUE	0	cache->fs_info->discard_ctl.block_group	0
PARAM_VALUE	0	cache->fs_info->discard_ctl.work->timer->entry.pprev	4096-ptr_max
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.timer.entry->pprev	4096-ptr_max
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.timer.is_queued	0-1
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.work.entry.next->prev	4096-ptr_max
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.work.entry.prev->next	1-u64max
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.work.is_hard	0-1
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.work.is_lazy	0-1
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.work.is_queued	0-1
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.work.is_soft	0-1
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.work.lockdep_map->name	0-255
PARAM_VALUE	0	cache->fs_info->remap_root->node->lock.first_waiter->handoff_set	0-1
PARAM_VALUE	0	cache->fs_info->remap_root->node->lock.first_waiter->type	0-1
PARAM_VALUE	0	*cache->fs_info->discard_ctl.work.timer->entry->next->pprev	1-u64max
PARAM_VALUE	0	*cache->fs_info->discard_ctl.work.timer->entry.pprev	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&fs_info->block_group_cache_lock
TYPE_LOCK		(struct btrfs_fs_info)->block_group_cache_lock

fs/btrfs/block-group.c btrfs_populate_fully_remapped_bgs_list() -> btrfs_get_block_group()

Type	Parameter	Key	Value
PARAM_VALUE	0	cache	4096-ptr_max
PARAM_VALUE	0	cache->bg_list.next	4096-ptr_max
PARAM_VALUE	0	cache->identity_remap_count	0
CAPPED_DATA	0	cache->start	1
CAPPED_DATA	0	&cache->bg_list	1
PARAM_COMPARE	0	&cache->bg_list	== $0->bg_list.next
BIT_INFO	0	cache->flags	0x800,0xffffffffffffffff
PREEMPT_ADD			<- disables preempt
NOCHECK_CALL
UNITS	0	cache	unit_byte
LOCK2		&fs_info->unused_bgs_lock
TYPE_LOCK		(struct btrfs_fs_info)->unused_bgs_lock

fs/btrfs/block-group.c btrfs_start_dirty_block_groups() -> btrfs_get_block_group()

Type	Parameter	Key	Value
PARAM_VALUE	0	cache	4096-ptr_max
PARAM_VALUE	0	cache->data_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	cache->data_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	cache->dirty_list.next	4096-ptr_max
PARAM_VALUE	0	cache->fs_info	4096-ptr_max
PARAM_VALUE	0	cache->io_ctl.inode->i_mapping->i_mmap_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	cache->io_ctl.inode->i_mapping->i_mmap_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	cache->lock.rlock.dep_map->name	0-255
CAPPED_DATA	0	&cache->dirty_list	1
CAPPED_DATA	0	&cache->io_list	1
PREEMPT_ADD			<- disables preempt
NOCHECK_CALL
LOCK2		&cur_trans->dirty_bgs_lock
LOCK2		&trans->transaction->cache_write_mutex
TYPE_LOCK		(struct btrfs_transaction)->cache_write_mutex
TYPE_LOCK		(struct btrfs_transaction)->dirty_bgs_lock

fs/btrfs/block-group.c btrfs_update_block_group() -> btrfs_get_block_group()

Type	Parameter	Key	Value
PARAM_VALUE	0	cache	4096-ptr_max
PARAM_VALUE	0	cache->dirty_list.next	4096-ptr_max
PARAM_VALUE	0	cache->fs_info->sb->s_cop->inode_info_offs	1632,1720,2632,2648
PARAM_VALUE	0	cache->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	cache->size_class	0
PARAM_VALUE	0	cache->space_info	4096-ptr_max
PARAM_VALUE	0	cache->space_info->lock.rlock.dep_map->name	0-255
CAPPED_DATA	0	&cache->dirty_list	1
DATA_SOURCE	0	cache	r btrfs_lookup_block_group
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&trans->transaction->dirty_bgs_lock
TYPE_LOCK		(struct btrfs_transaction)->dirty_bgs_lock

fs/btrfs/block-group.c do_chunk_alloc() -> btrfs_get_block_group()

Type	Parameter	Key	Value
PARAM_VALUE	0	cache	4096-ptr_max
PARAM_VALUE	0	cache->start	0-18446744073709551614
CAPPED_DATA	0	cache	1
CAPPED_DATA	0	cache->start	1
DATA_SOURCE	0	cache	r btrfs_create_chunk
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&fs_info->chunk_mutex
HALF_LOCKED2		&fs_info->ro_block_group_mutex
TYPE_LOCK		(struct btrfs_fs_info)->chunk_mutex

fs/btrfs/zoned.c btrfs_load_block_group_zone_info() -> btrfs_get_block_group()

Type	Parameter	Key	Value
PARAM_VALUE	0	cache	4096-ptr_max
PARAM_VALUE	0	cache->active_bg_list.next->next	4096-ptr_max
PARAM_VALUE	0	cache->active_bg_list.prev->next	4096-ptr_max
PARAM_VALUE	0	cache->active_bg_list.prev->prev	4096-ptr_max
PARAM_VALUE	0	cache->bg_list.next	4096-ptr_max
PARAM_VALUE	0	cache->bg_list.next->next	4096-ptr_max
PARAM_VALUE	0	cache->bg_list.prev	4096-ptr_max
PARAM_VALUE	0	cache->bg_list.prev->next	4096-ptr_max
PARAM_VALUE	0	cache->bg_list.prev->prev	4096-ptr_max
PARAM_VALUE	0	cache->cluster_list.next	4096-ptr_max
PARAM_VALUE	0	cache->cluster_list.next->next	4096-ptr_max
PARAM_VALUE	0	cache->cluster_list.prev	4096-ptr_max
PARAM_VALUE	0	cache->cluster_list.prev->next	4096-ptr_max
PARAM_VALUE	0	cache->cluster_list.prev->prev	4096-ptr_max
PARAM_VALUE	0	cache->data_rwsem.count.counter	0
PARAM_VALUE	0	cache->data_rwsem.dep_map->name	0-255
PARAM_VALUE	0	cache->data_rwsem.first_waiter	0
PARAM_VALUE	0	cache->data_rwsem.magic	4096-ptr_max
PARAM_VALUE	0	cache->data_rwsem.osq.tail.counter	0
PARAM_VALUE	0	cache->data_rwsem.owner.counter	0
PARAM_VALUE	0	cache->dirty_list.next	4096-ptr_max
PARAM_VALUE	0	cache->dirty_list.next->next	4096-ptr_max
PARAM_VALUE	0	cache->dirty_list.prev	4096-ptr_max
PARAM_VALUE	0	cache->dirty_list.prev->next	4096-ptr_max
PARAM_VALUE	0	cache->dirty_list.prev->prev	4096-ptr_max
PARAM_VALUE	0	cache->discard_index	0
PARAM_VALUE	0	cache->discard_list.next	4096-ptr_max
PARAM_VALUE	0	cache->discard_list.next->next	4096-ptr_max
PARAM_VALUE	0	cache->discard_list.prev	4096-ptr_max
PARAM_VALUE	0	cache->discard_list.prev->next	4096-ptr_max
PARAM_VALUE	0	cache->discard_list.prev->prev	4096-ptr_max
PARAM_VALUE	0	cache->free_space_ctl	4096-ptr_max
PARAM_VALUE	0	cache->free_space_ctl->block_group	4096-ptr_max
PARAM_VALUE	0	cache->free_space_ctl->block_group->fs_info	4096-ptr_max
PARAM_VALUE	0	cache->free_space_ctl->cache_writeout_mutex.dep_map->name	0-255
PARAM_VALUE	0	cache->free_space_ctl->cache_writeout_mutex.magic	4096-ptr_max
PARAM_VALUE	0	cache->free_space_ctl->extents_thresh	157
PARAM_VALUE	0	cache->free_space_ctl->trimming_ranges.next	4096-ptr_max
PARAM_VALUE	0	cache->free_space_ctl->trimming_ranges.next->next	4096-ptr_max
PARAM_VALUE	0	cache->free_space_ctl->trimming_ranges.prev	4096-ptr_max
PARAM_VALUE	0	cache->free_space_ctl->trimming_ranges.prev->next	4096-ptr_max
PARAM_VALUE	0	cache->free_space_ctl->trimming_ranges.prev->prev	4096-ptr_max
PARAM_VALUE	0	cache->free_space_lock.dep_map->name	0-255
PARAM_VALUE	0	cache->free_space_lock.first_waiter	0
PARAM_VALUE	0	cache->free_space_lock.magic	4096-ptr_max
PARAM_VALUE	0	cache->free_space_lock.osq.tail.counter	0
PARAM_VALUE	0	cache->free_space_lock.owner.counter	0
PARAM_VALUE	0	cache->frozen.counter	0
PARAM_VALUE	0	cache->fs_info	4096-ptr_max
PARAM_VALUE	0	cache->fs_info->mapping_tree_lock.dep_map->name	0-255
PARAM_VALUE	0	cache->fs_info->zone_size	1-u64max
PARAM_VALUE	0	cache->full_stripe_len	0-18446744073709486080
PARAM_VALUE	0	cache->io_list.next	4096-ptr_max
PARAM_VALUE	0	cache->io_list.next->next	4096-ptr_max
PARAM_VALUE	0	cache->io_list.prev	4096-ptr_max
PARAM_VALUE	0	cache->io_list.prev->next	4096-ptr_max
PARAM_VALUE	0	cache->io_list.prev->prev	4096-ptr_max
PARAM_VALUE	0	cache->list.next	4096-ptr_max
PARAM_VALUE	0	cache->list.next->next	4096-ptr_max
PARAM_VALUE	0	cache->list.prev	4096-ptr_max
PARAM_VALUE	0	cache->list.prev->next	4096-ptr_max
PARAM_VALUE	0	cache->list.prev->prev	4096-ptr_max
PARAM_VALUE	0	cache->physical_map	4096-ptr_max
PARAM_VALUE	0	cache->physical_map->start	0-18446744073709551614
PARAM_VALUE	0	cache->ro_list.next	4096-ptr_max
PARAM_VALUE	0	cache->ro_list.next->next	4096-ptr_max
PARAM_VALUE	0	cache->ro_list.prev	4096-ptr_max
PARAM_VALUE	0	cache->ro_list.prev->next	4096-ptr_max
PARAM_VALUE	0	cache->ro_list.prev->prev	4096-ptr_max
PARAM_VALUE	0	cache->start	0-18446744073709551614
CAPPED_DATA	0	cache->alloc_offset	1
CAPPED_DATA	0	cache->meta_write_pointer	1
CAPPED_DATA	0	cache->physical_map->start	1
CAPPED_DATA	0	cache->start	1
DATA_SOURCE	0	cache	$0
PARAM_COMPARE	0	cache->alloc_offset	<= $0->zone_capacity
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE	0	cache->free_space_ctl->block_group->full_stripe_len
HALF_LOCKED2		&fs_info->chunk_mutex

fs/btrfs/zoned.c btrfs_schedule_zone_finish_bg() -> btrfs_get_block_group()

Type	Parameter	Key	Value
PARAM_VALUE	0	cache	4096-ptr_max
PARAM_VALUE	0	cache->zone_finish_work.func	0-5456219147841110015,5456219147841110017-u64max
DATA_SOURCE	0	cache	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

fs/btrfs/zoned.c btrfs_zone_activate() -> btrfs_get_block_group()

Type	Parameter	Key	Value
PARAM_VALUE	0	cache	4096-ptr_max
PARAM_VALUE	0	cache->data_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	cache->data_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	cache->fs_info	4096-ptr_max
PARAM_VALUE	0	cache->fs_info->zone_active_bgs_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	cache->fs_info->zone_size	1-u64max
PARAM_VALUE	0	cache->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	cache->space_info->groups_sem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	cache->space_info->groups_sem.first_waiter->type	0-1
BUF_SIZE	0	cache	(-1)-s32max
BUF_SIZE	0	cache	(-1)-s32max
DATA_SOURCE	0	cache	$0
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE	0	cache->fs_info->nodesize
NO_OVERFLOW_SIMPLE	0	cache->fs_info->sectorsize
NO_OVERFLOW_SIMPLE	0	cache->full_stripe_len
LOCK2		&fs_info->zone_active_bgs_lock
HALF_LOCKED2		&fs_info->chunk_mutex
HALF_LOCKED2		&space_info->groups_sem
TYPE_LOCK		(struct btrfs_fs_info)->zone_active_bgs_lock

fs/btrfs/zoned.c btrfs_zone_finish_one_bg() -> btrfs_get_block_group()

Type	Parameter	Key	Value
PARAM_VALUE	0	cache	4096-ptr_max
PARAM_VALUE	0	cache->alloc_offset	1-u64max
PARAM_VALUE	0	cache->discard_list.next->next	4096-ptr_max
PARAM_VALUE	0	cache->discard_list.next->prev	4096-ptr_max
PARAM_VALUE	0	cache->discard_list.prev->next	4096-ptr_max
PARAM_VALUE	0	cache->discard_list.prev->prev	4096-ptr_max
PARAM_VALUE	0	cache->fs_info->discard_ctl->work.timer->entry.pprev	4096-ptr_max
PARAM_VALUE	0	cache->fs_info->discard_ctl.work->timer->entry.pprev	4096-ptr_max
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.timer.is_hard	0-1
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.timer.is_lazy	0-1
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.timer.is_queued	0-1
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.timer.is_soft	0-1
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.work.entry.next->next	1-u64max
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.work.entry.prev->prev	1-u64max
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.work.flags	0-4294967295
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.work.is_hard	0-1
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.work.is_lazy	0-1
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.work.is_queued	0-1
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.work.is_soft	0-1
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.work.lockdep_map->name	0-255
PARAM_VALUE	0	cache->reserved	0
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&block_group->lock
LOCK2		&fs_info->zone_active_bgs_lock
TYPE_LOCK		(struct btrfs_block_group)->lock
TYPE_LOCK		(struct btrfs_fs_info)->zone_active_bgs_lock

fs/btrfs/zoned.c check_bg_is_active() -> btrfs_get_block_group()

Type	Parameter	Key	Value
PARAM_VALUE	0	cache	4096-ptr_max
PARAM_VALUE	0	cache->fs_info	4096-ptr_max
NOCHECK_CALL
HALF_LOCKED2		&fs_info->zoned_meta_io_lock

fs/btrfs/extent-tree.c btrfs_grab_block_group() -> btrfs_get_block_group()

Type	Parameter	Key	Value
PARAM_VALUE	0	cache	4096-ptr_max
PARAM_VALUE	0	cache->data_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	cache->data_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	cache->discard_list.next->next	4096-ptr_max
PARAM_VALUE	0	cache->discard_list.next->prev	4096-ptr_max
PARAM_VALUE	0	cache->discard_list.prev->next	4096-ptr_max
PARAM_VALUE	0	cache->discard_list.prev->prev	4096-ptr_max
PARAM_VALUE	0	cache->fs_info->discard_ctl.work->timer->entry.pprev	4096-ptr_max
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.timer.is_hard	0-1
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.timer.is_lazy	0-1
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.timer.is_queued	0-1
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.timer.is_soft	0-1
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.work.entry.next->next	1-u64max
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.work.entry.prev->prev	1-u64max
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.work.flags	0-4294967295
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.work.is_queued	0-1
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.work.lockdep_map->name	0-255
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.wq->dfl_pwq	0-s64max
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.wq->saved_max_active	s32min-s32max
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.wq->saved_min_active	s32min-s32max
PARAM_VALUE	0	cache->ro	0
DATA_SOURCE	0	cache	$0
BIT_INFO	0	cache->flags	0x0,0xfffffffffffff7ff
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&space_info->groups_sem
HALF_LOCKED2		&fs_info->remap_mutex
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct btrfs_space_info)->groups_sem

fs/btrfs/extent-tree.c btrfs_lock_cluster() -> btrfs_get_block_group()

Type	Parameter	Key	Value
PARAM_VALUE	0	cache	1-u64max
PARAM_VALUE	0	cache->data_rwsem.dep_map->name	0-255
PARAM_VALUE	0	cache->data_rwsem.first_waiter->handoff_set	1
PARAM_VALUE	0	cache->data_rwsem.first_waiter->list.next	2212933610777083904
PARAM_VALUE	0	cache->data_rwsem.first_waiter->list.prev	2212933610777083904
PARAM_VALUE	0	cache->data_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	cache->data_rwsem.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	cache->discard_list.next->next	4096-ptr_max
PARAM_VALUE	0	cache->discard_list.next->prev	4096-ptr_max
PARAM_VALUE	0	cache->discard_list.prev->next	4096-ptr_max
PARAM_VALUE	0	cache->discard_list.prev->prev	4096-ptr_max
PARAM_VALUE	0	cache->fs_info->discard_ctl->work.timer->entry.pprev	4096-ptr_max
PARAM_VALUE	0	cache->fs_info->discard_ctl.work->timer->entry.pprev	4096-ptr_max
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.timer.is_hard	0-1
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.timer.is_lazy	0-1
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.timer.is_queued	0-1
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.timer.is_soft	0-1
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.work.entry.next->next	1-u64max
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.work.entry.prev->prev	1-u64max
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.work.flags	0-4294967295
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.work.is_hard	0-1
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.work.is_lazy	0-1
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.work.is_queued	0-1
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.work.is_soft	0-1
PARAM_VALUE	0	cache->fs_info->discard_ctl.work.work.lockdep_map->name	0-255
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&cluster->refill_lock
LOCK2		&space_info->groups_sem
HALF_LOCKED2		&fs_info->remap_mutex
HALF_LOCKED2		&root->objectid_mutex
TYPE_LOCK		(struct btrfs_free_cluster)->refill_lock
TYPE_LOCK		(struct btrfs_space_info)->groups_sem

fs/btrfs/discard.c __add_to_discard_list() -> btrfs_get_block_group()

Type	Parameter	Key	Value
PARAM_VALUE	0	cache	4096-ptr_max
PARAM_VALUE	0	cache->data_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	cache->data_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	cache->discard_index	s32min-(-1),1-s32max
PARAM_VALUE	0	cache->discard_list.next	4096-ptr_max
PARAM_VALUE	0	cache->fs_info->commit_root_sem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	cache->fs_info->commit_root_sem.first_waiter->type	0-1
PARAM_VALUE	0	cache->fs_info->remap_root->node->lock.first_waiter->handoff_set	0-1
PARAM_VALUE	0	cache->fs_info->remap_root->node->lock.first_waiter->type	0-1
PARAM_VALUE	0	cache->fs_info->tree_root->node->lock.first_waiter->handoff_set	0-1
PARAM_VALUE	0	cache->fs_info->tree_root->node->lock.first_waiter->type	0-1
PARAM_VALUE	0	cache->io_ctl.inode->i_mapping->i_mmap_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	cache->io_ctl.inode->i_mapping->i_mmap_rwsem.first_waiter->type	0-1
BUF_SIZE	0	cache	(-1),1-s32max
BUF_SIZE	0	cache	(-1),1-s32max
CAPPED_DATA	0	cache	1
CAPPED_DATA	0	&cache->discard_list	1
DATA_SOURCE	0	cache	$1
PARAM_COMPARE	0	&cache->discard_list	== $0->discard_list.next
NOSPEC	0	cache->discard_cursor
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA	0	cache->discard_cursor	1-s32max[c]
NO_OVERFLOW_SIMPLE	0	cache->alloc_offset
NO_OVERFLOW_SIMPLE	0	cache->pinned
NO_OVERFLOW_SIMPLE	0	cache->reserved
LOCK2		&discard_ctl->lock
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct btrfs_discard_ctl)->lock

fs/btrfs/discard.c add_to_discard_unused_list() -> btrfs_get_block_group()

Type	Parameter	Key	Value
PARAM_VALUE	0	cache	4096-ptr_max
PARAM_VALUE	0	cache->data_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	cache->data_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	cache->discard_index	0
PARAM_VALUE	0	cache->discard_state	2
PARAM_VALUE	0	cache->fs_info->commit_root_sem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	cache->fs_info->commit_root_sem.first_waiter->type	0-1
PARAM_VALUE	0	cache->fs_info->remap_root->node->lock.first_waiter->handoff_set	0-1
PARAM_VALUE	0	cache->fs_info->remap_root->node->lock.first_waiter->type	0-1
PARAM_VALUE	0	cache->fs_info->sb->s_cop->inode_info_offs	1632,1720,1808,2632,2648,2712
PARAM_VALUE	0	cache->fs_info->tree_root->node->lock.first_waiter->handoff_set	0-1
PARAM_VALUE	0	cache->fs_info->tree_root->node->lock.first_waiter->type	0-1
PARAM_VALUE	0	cache->io_ctl.inode->i_mapping->i_mmap_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	cache->io_ctl.inode->i_mapping->i_mmap_rwsem.first_waiter->type	0-1
BUF_SIZE	0	cache	(-1),1-s32max
BUF_SIZE	0	cache	(-1),1-s32max
BUF_SIZE	0	cache->fs_info	(-1),11312
CAPPED_DATA	0	cache	1
CAPPED_DATA	0	&cache->discard_list	1
DATA_SOURCE	0	cache	$1
NOSPEC	0	cache->discard_cursor
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA	0	cache->discard_cursor	1-s32max[c]
NO_OVERFLOW_SIMPLE	0	cache->alloc_offset
NO_OVERFLOW_SIMPLE	0	cache->full_stripe_len
NO_OVERFLOW_SIMPLE	0	cache->pinned
NO_OVERFLOW_SIMPLE	0	cache->reserved
LOCK2		&discard_ctl->lock
TYPE_LOCK		(struct btrfs_discard_ctl)->lock

fs/btrfs/discard.c peek_discard_list() -> btrfs_get_block_group()

Type	Parameter	Key	Value
PARAM_VALUE	0	cache	4096-ptr_max
DATA_SOURCE	0	cache	r find_next_block_group
PREEMPT_ADD			<- disables preempt
NOCHECK_CALL
LOCK2		&discard_ctl->lock
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct btrfs_discard_ctl)->lock