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Defined in 1 files as a function:

Referenced in 3 files:

Smatch caller information:

fs/btrfs/tree-mod-log.c btrfs_get_old_root() -> btrfs_set_header_backref_rev()

Type Parameter Key Value
PARAM_VALUE 0 eb 4096-ptr_max
PARAM_VALUE 0 eb->folio_shift 12
PARAM_VALUE 0 eb->folio_size 4096
PARAM_VALUE 0 eb->fs_info 4096-ptr_max
PARAM_VALUE 0 eb->fs_info->allocated_ebs.next 4096-ptr_max
PARAM_VALUE 0 eb->fs_info->allocated_ebs.next->next 4096-ptr_max
PARAM_VALUE 0 eb->fs_info->allocated_ebs.next->prev 4096-ptr_max
PARAM_VALUE 0 eb->fs_info->eb_leak_lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 eb->leak_list.next 4096-ptr_max
PARAM_VALUE 0 eb->leak_list.prev 4096-ptr_max
PARAM_VALUE 0 eb->len 0-65536
PARAM_VALUE 0 eb->lock.count.counter 0
PARAM_VALUE 0 eb->lock.dep_map->name 0-255
PARAM_VALUE 0 eb->lock.first_waiter 0
PARAM_VALUE 0 eb->lock.magic 4096-ptr_max
PARAM_VALUE 0 eb->lock.osq.tail.counter 0
PARAM_VALUE 0 eb->lock.owner.counter 0
PARAM_VALUE 0 eb->refs.refs.counter 1
PARAM_VALUE 0 eb->writeback_inhibitors.counter 0
PARAM_VALUE 1 rev 1
CAPPED_DATA 0 eb 1
CAPPED_DATA 0 eb->len 1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE 0 eb->len
NO_OVERFLOW_SIMPLE 0 eb->start

fs/btrfs/tree-mod-log.c btrfs_tree_mod_log_rewind() -> btrfs_set_header_backref_rev()

Type Parameter Key Value
PARAM_VALUE 0 eb 4096-ptr_max
PARAM_VALUE 0 eb->folio_shift 12
PARAM_VALUE 0 eb->folio_size 4096
PARAM_VALUE 0 eb->fs_info 4096-ptr_max
PARAM_VALUE 0 eb->fs_info->allocated_ebs.next 4096-ptr_max
PARAM_VALUE 0 eb->fs_info->allocated_ebs.next->next 4096-ptr_max
PARAM_VALUE 0 eb->fs_info->allocated_ebs.next->prev 4096-ptr_max
PARAM_VALUE 0 eb->fs_info->eb_leak_lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 eb->leak_list.next 4096-ptr_max
PARAM_VALUE 0 eb->leak_list.prev 4096-ptr_max
PARAM_VALUE 0 eb->len 0-65536
PARAM_VALUE 0 eb->lock.count.counter 0
PARAM_VALUE 0 eb->lock.dep_map->name 0-255
PARAM_VALUE 0 eb->lock.first_waiter 0
PARAM_VALUE 0 eb->lock.magic 4096-ptr_max
PARAM_VALUE 0 eb->lock.osq.tail.counter 0
PARAM_VALUE 0 eb->lock.owner.counter 0
PARAM_VALUE 0 eb->refs.refs.counter 1
PARAM_VALUE 0 eb->writeback_inhibitors.counter 0
PARAM_VALUE 1 rev 0-255
CAPPED_DATA 0 eb 1
DATA_SOURCE 0 eb r alloc_dummy_extent_buffer
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE 0 eb->len
NO_OVERFLOW_SIMPLE 0 eb->start
LOCK2 &eb->lock
TYPE_LOCK (struct extent_buffer)->lock

fs/btrfs/extent-tree.c btrfs_init_new_buffer() -> btrfs_set_header_backref_rev()

Type Parameter Key Value
PARAM_VALUE 0 eb 4096-ptr_max
PARAM_VALUE 0 eb->fs_info->btree_inode->i_mapping->host->i_sb->s_export_op->encode_fh 0,2,1398972869330624512,1616549510479982592,2037984473558433792
PARAM_VALUE 0 eb->fs_info->btree_inode->i_mapping->host->i_sb->s_export_op->fh_to_parent 0,5297,148606482432692224,436469935444291584,467281172929331200
PARAM_VALUE 0 eb->fs_info->btree_inode->i_mapping->host->i_sb->s_export_op->get_parent 0,8931,264940071972966400,291591359766798336,565128213429456896
PARAM_VALUE 0 eb->lock.first_waiter->list.next 2624917664208203776
PARAM_VALUE 0 eb->lock.first_waiter->type 0-1
PARAM_VALUE 0 eb->lock.osq.tail.counter 0-s32max
PARAM_VALUE 1 rev 1
CAPPED_DATA 0 eb 1
DATA_SOURCE 0 eb r btrfs_find_create_tree_block
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 0 &eb->lock
HALF_LOCKED2 &fs_info->subvol_sem
HALF_LOCKED2 &trans->fs_info->commit_root_sem
HALF_LOCKED2 &trans->fs_info->fs_devices->device_list_mutex
HALF_LOCKED2 &trans->fs_info->fs_roots_radix_lock
HALF_LOCKED2 &trans->fs_info->qgroup_ioctl_lock
HALF_LOCKED2 &trans->fs_info->qgroup_lock
HALF_LOCKED2 &trans->fs_info->unused_bg_unpin_mutex
HALF_LOCKED2 &trans->transaction->delayed_refs.lock
TYPE_LOCK (struct extent_buffer)->lock

fs/btrfs/ctree.c btrfs_copy_root() -> btrfs_set_header_backref_rev()

Type Parameter Key Value
PARAM_VALUE 0 eb 4096-ptr_max
PARAM_VALUE 0 eb->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 eb->lock.first_waiter->list.next 2624917664208203776
PARAM_VALUE 0 eb->lock.first_waiter->list.prev 2624917664208203776
PARAM_VALUE 0 eb->lock.first_waiter->type 0-1
PARAM_VALUE 0 eb->log_index (-1)-1
PARAM_VALUE 1 rev 1
BUF_SIZE 0 eb (-1)-s32max
BUF_SIZE 0 eb (-1)-s32max
CAPPED_DATA 0 eb 1
CAPPED_DATA 0 eb->len 1
DATA_SOURCE 0 eb r btrfs_alloc_tree_block
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &fs_info->reloc_mutex

fs/btrfs/ctree.c btrfs_force_cow_block() -> btrfs_set_header_backref_rev()

Type Parameter Key Value
PARAM_VALUE 0 eb 4096-ptr_max
PARAM_VALUE 0 eb->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 eb->lock.first_waiter->list.next 2624917664208203776
PARAM_VALUE 0 eb->lock.first_waiter->list.prev 2624917664208203776
PARAM_VALUE 0 eb->lock.first_waiter->type 0-1
PARAM_VALUE 0 eb->log_index (-1)-1
PARAM_VALUE 1 rev 1
BUF_SIZE 0 eb (-1)-s32max
BUF_SIZE 0 eb (-1)-s32max
CAPPED_DATA 0 eb 1
CAPPED_DATA 0 eb->len 1
DATA_SOURCE 0 eb r btrfs_alloc_tree_block
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &buf->lock