free_extent_buffer_stale identifier - Linux source code next-20260811

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linux

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FIXME
- FIXME
  - next-20260811

Defined in 1 files as a prototype:

fs/btrfs/extent_io.h, line 304 (as a prototype)

Defined in 1 files as a function:

fs/btrfs/extent_io.c, line 4129 (as a function)

Referenced in 4 files:

Smatch caller information:

fs/btrfs/volumes.c btrfs_read_sys_array() -> free_extent_buffer_stale()

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
CAPPED_DATA	0	eb	1
CAPPED_DATA	0	eb->len	1
DATA_SOURCE	0	eb	r alloc_dummy_extent_buffer
NOCHECK_CALL
NO_OVERFLOW_SIMPLE	0	eb->len
NO_OVERFLOW_SIMPLE	0	eb->start

fs/btrfs/extent_io.c btrfs_readahead_tree_block() -> free_extent_buffer_stale()

Type	Parameter	Key	Value
PARAM_VALUE	0	eb	4096-ptr_max
CAPPED_DATA	0	eb	1
DATA_SOURCE	0	eb	r btrfs_find_create_tree_block
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

fs/btrfs/disk-io.c btrfs_destroy_marked_extents() -> free_extent_buffer_stale()

Type	Parameter	Key	Value
PARAM_VALUE	0	eb	4096-ptr_max
PARAM_VALUE	0	eb->fs_info->zone_size	1-u64max
PARAM_VALUE	0	eb->lock.first_waiter->handoff_set	1
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_owner	0
DATA_SOURCE	0	eb	r find_extent_buffer
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&fs_info->transaction_kthread_mutex

fs/btrfs/disk-io.c read_tree_block() -> free_extent_buffer_stale()

Type	Parameter	Key	Value
PARAM_VALUE	0	eb	4096-ptr_max
PARAM_VALUE	0	eb->fs_info->mapping_tree_lock.dep_map->name	0-255
PARAM_VALUE	0	eb->fs_info->stripe_root->node->lock.first_waiter->handoff_set	0-1
PARAM_VALUE	0	eb->fs_info->stripe_root->node->lock.first_waiter->type	0-1
CAPPED_DATA	0	eb	1
DATA_SOURCE	0	eb	r btrfs_find_create_tree_block
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&fs_info->cleaner_mutex

fs/btrfs/ctree.c balance_level() -> free_extent_buffer_stale()

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->handoff_set	1
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_owner	0
PARAM_VALUE	0	eb->log_index	(-128)-127
NOCHECK_CALL
NO_OVERFLOW_SIMPLE	0	eb->len
NO_OVERFLOW_SIMPLE	0	eb->start
HALF_LOCKED2		&cow->lock
HALF_LOCKED2		&left->lock

fs/btrfs/ctree.c balance_level() -> free_extent_buffer_stale()

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->handoff_set	1
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_owner	0
PARAM_VALUE	0	eb->log_index	(-128)-127
NOCHECK_CALL
NO_OVERFLOW_SIMPLE	0	eb->len
NO_OVERFLOW_SIMPLE	0	eb->start
HALF_LOCKED2		&cow->lock
HALF_LOCKED2		&left->lock

fs/btrfs/ctree.c balance_level() -> free_extent_buffer_stale()

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->handoff_set	1
PARAM_VALUE	0	eb->lock.first_waiter->type	0-1
PARAM_VALUE	0	eb->lock_owner	0
NOCHECK_CALL
HALF_LOCKED2		&cow->lock
HALF_LOCKED2		&left->lock
HALF_LOCKED2		&right->lock

fs/btrfs/ctree.c balance_level() -> free_extent_buffer_stale()

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->handoff_set	1
PARAM_VALUE	0	eb->lock.first_waiter->type	0-1
PARAM_VALUE	0	eb->lock_owner	0
NOCHECK_CALL
HALF_LOCKED2		&cow->lock
HALF_LOCKED2		&left->lock
HALF_LOCKED2		&right->lock

fs/btrfs/ctree.c btrfs_del_leaf() -> free_extent_buffer_stale()

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	0,2,1398972869330624512,1616549510479982592,2037984473558433792,2776440803454029824,3228746867770966016,3502492669594062848,3526768263295340544,3559173554394271744,5000850239487131648,5583386343686406144,5817357685191483392-s64max
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->fs_info->btree_inode->i_mapping->host->i_sb->s_export_op->fh_to_parent	0,5297,148606482432692224,436469935444291584,467281172929331200,529780027764285440,1092893949038768128,1556959531105513472,1608953577475584000,1649536479961075712,2404761408063094784,2970908329832960000,3511613614414655488-s64max
PARAM_VALUE	0	eb->fs_info->btree_inode->i_mapping->host->i_sb->s_export_op->get_parent	0,8931,264940071972966400,291591359766798336,565128213429456896,893189740598853632,1241177127089143808,1474696885321834496,1812477326828269568,1893665921928286208,2210088671756947456,2437012291923775488,2483979068402987008-s64max
CAPPED_DATA	0	eb	1
DATA_SOURCE	0	eb	$3
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&fs_info->cleaner_mutex
HALF_LOCKED2		&fs_info->qgroup_ioctl_lock
HALF_LOCKED2		&fs_info->subvol_sem
HALF_LOCKED2		&node->mutex
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

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

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->handoff_set	0-1
PARAM_VALUE	0	eb->lock.first_waiter->type	0-1
BUF_SIZE	0	eb	(-1)-s32max
BUF_SIZE	0	eb	(-1)-s32max
CAPPED_DATA	0	eb	1
DATA_SOURCE	0	eb	$2
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE	0	eb->len
NO_OVERFLOW_SIMPLE	0	eb->start
HALF_LOCKED2	0	&eb->lock

fs/btrfs/ctree.c promote_child_to_root() -> free_extent_buffer_stale()

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->fs_info->nodesize	0-65536
PARAM_VALUE	0	eb->lock.first_waiter->handoff_set	1
PARAM_VALUE	0	eb->lock.first_waiter->type	0-1
PARAM_VALUE	0	eb->lock_owner	0
DATA_SOURCE	0	eb	$4
NOCHECK_CALL
HALF_LOCKED2		&cow->lock

fs/btrfs/ctree.c read_block_for_search() -> free_extent_buffer_stale()

Type	Parameter	Key	Value
PARAM_VALUE	0	eb	4096-ptr_max
PARAM_VALUE	0	eb->fs_info->mapping_tree_lock.dep_map->name	0-255
PARAM_VALUE	0	eb->fs_info->stripe_root->node->lock.first_waiter->handoff_set	0-1
PARAM_VALUE	0	eb->fs_info->stripe_root->node->lock.first_waiter->type	0-1
PARAM_VALUE	0	eb->lock.first_waiter->handoff_set	0-1
PARAM_VALUE	0	eb->lock.first_waiter->type	0-1
CAPPED_DATA	0	eb	1
DATA_SOURCE	0	eb	r btrfs_find_create_tree_block
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL