alloc_test_extent_buffer 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 441 (as a prototype)

Defined in 1 files as a function:

fs/btrfs/extent_io.c, line 3531 (as a function)

Referenced in 4 files:

Smatch caller information:

fs/btrfs/tests/raid-stripe-tree-tests.c run_test() -> alloc_test_extent_buffer()

Type	Parameter	Key	Value
PARAM_VALUE	0	fs_info	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->delalloc_inodes.next	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->delalloc_inodes.prev	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->delalloc_mutex.magic	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->delalloc_root.next	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->delalloc_root.prev	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->dirty_list.next	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->dirty_list.prev	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->fs_info	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->leak_list.next	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->log_mutex.magic	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->log_transid_committed	(-1)
PARAM_VALUE	0	fs_info->tree_root->objectid_mutex.magic	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->ordered_extents.next	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->ordered_extents.prev	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->ordered_root.next	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->ordered_root.prev	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->refs.refs.counter	1
PARAM_VALUE	0	fs_info->tree_root->reloc_dirty_list.next	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->reloc_dirty_list.prev	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->root_key.objectid	12
PARAM_VALUE	0	fs_info->tree_root->root_key.type	132
PARAM_VALUE	0	fs_info->tree_root->root_list.next	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->root_list.prev	4096-ptr_max
PARAM_VALUE	1	start	0-65536
BUF_SIZE	0	fs_info	11312
BUF_SIZE	0	fs_info->tree_root	2880
CAPPED_DATA	1	start	1
DATA_SOURCE	1	start	$2
NO_OVERFLOW_SIMPLE	0	fs_info->nodesize
NO_OVERFLOW_SIMPLE	0	fs_info->sectorsize
UNITS	0	fs_info	unit_byte

fs/btrfs/tests/free-space-tree-tests.c run_test() -> alloc_test_extent_buffer()

Type	Parameter	Key	Value
PARAM_VALUE	0	fs_info	4096-ptr_max
PARAM_VALUE	0	fs_info->global_root_lock.dep_map->name	0-255
PARAM_VALUE	0	fs_info->global_root_lock.owner	(-1)
PARAM_VALUE	0	fs_info->global_root_lock.owner_cpu	u32max
PARAM_VALUE	0	fs_info->tree_root	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->delalloc_inodes.next	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->delalloc_inodes.prev	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->delalloc_mutex.magic	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->delalloc_root.next	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->delalloc_root.prev	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->dirty_list.next	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->dirty_list.prev	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->fs_info	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->leak_list.next	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->log_mutex.magic	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->log_transid_committed	(-1)
PARAM_VALUE	0	fs_info->tree_root->log_writer_wait.head.next	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->log_writer_wait.head.prev	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->objectid_mutex.magic	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->ordered_extent_mutex.magic	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->ordered_extents.next	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->ordered_extents.prev	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->ordered_root.next	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->ordered_root.prev	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->qgroup_flush_wait.head.next	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->qgroup_flush_wait.head.prev	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->refs.refs.counter	1
PARAM_VALUE	0	fs_info->tree_root->reloc_dirty_list.next	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->reloc_dirty_list.prev	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->root_key.objectid	10
PARAM_VALUE	0	fs_info->tree_root->root_key.type	132
PARAM_VALUE	0	fs_info->tree_root->root_list.next	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->root_list.prev	4096-ptr_max
PARAM_VALUE	1	start	0-65536
BUF_SIZE	0	fs_info	11312
BUF_SIZE	0	fs_info->tree_root	2880
CAPPED_DATA	1	start	1
DATA_SOURCE	1	start	$3
NO_OVERFLOW_SIMPLE	0	fs_info->nodesize
NO_OVERFLOW_SIMPLE	0	fs_info->sectorsize
UNITS	0	fs_info	unit_byte

fs/btrfs/tests/qgroup-tests.c btrfs_test_qgroups() -> alloc_test_extent_buffer()

Type	Parameter	Key	Value
PARAM_VALUE	0	fs_info	4096-ptr_max
PARAM_VALUE	0	fs_info->global_root_lock.dep_map->name	0-255
PARAM_VALUE	0	fs_info->global_root_lock.owner	(-1)
PARAM_VALUE	0	fs_info->global_root_lock.owner_cpu	u32max
PARAM_VALUE	0	fs_info->quota_root	4096-ptr_max
PARAM_VALUE	0	fs_info->quota_root->delalloc_inodes.next	4096-ptr_max
PARAM_VALUE	0	fs_info->quota_root->delalloc_inodes.prev	4096-ptr_max
PARAM_VALUE	0	fs_info->quota_root->delalloc_mutex.magic	4096-ptr_max
PARAM_VALUE	0	fs_info->quota_root->delalloc_root.next	4096-ptr_max
PARAM_VALUE	0	fs_info->quota_root->delalloc_root.prev	4096-ptr_max
PARAM_VALUE	0	fs_info->quota_root->dirty_list.next	4096-ptr_max
PARAM_VALUE	0	fs_info->quota_root->dirty_list.prev	4096-ptr_max
PARAM_VALUE	0	fs_info->quota_root->fs_info	4096-ptr_max
PARAM_VALUE	0	fs_info->quota_root->leak_list.next	4096-ptr_max
PARAM_VALUE	0	fs_info->quota_root->log_mutex.magic	4096-ptr_max
PARAM_VALUE	0	fs_info->quota_root->log_transid_committed	(-1)
PARAM_VALUE	0	fs_info->quota_root->log_writer_wait.head.next	4096-ptr_max
PARAM_VALUE	0	fs_info->quota_root->log_writer_wait.head.prev	4096-ptr_max
PARAM_VALUE	0	fs_info->quota_root->objectid_mutex.magic	4096-ptr_max
PARAM_VALUE	0	fs_info->quota_root->ordered_extent_mutex.magic	4096-ptr_max
PARAM_VALUE	0	fs_info->quota_root->ordered_extents.next	4096-ptr_max
PARAM_VALUE	0	fs_info->quota_root->ordered_extents.prev	4096-ptr_max
PARAM_VALUE	0	fs_info->quota_root->ordered_root.next	4096-ptr_max
PARAM_VALUE	0	fs_info->quota_root->ordered_root.prev	4096-ptr_max
PARAM_VALUE	0	fs_info->quota_root->qgroup_flush_wait.head.next	4096-ptr_max
PARAM_VALUE	0	fs_info->quota_root->qgroup_flush_wait.head.prev	4096-ptr_max
PARAM_VALUE	0	fs_info->quota_root->refs.refs.counter	1
PARAM_VALUE	0	fs_info->quota_root->reloc_dirty_list.next	4096-ptr_max
PARAM_VALUE	0	fs_info->quota_root->reloc_dirty_list.prev	4096-ptr_max
PARAM_VALUE	0	fs_info->quota_root->root_key.objectid	2
PARAM_VALUE	0	fs_info->quota_root->root_key.type	132
PARAM_VALUE	0	fs_info->quota_root->root_list.next	4096-ptr_max
PARAM_VALUE	0	fs_info->quota_root->root_list.prev	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->delalloc_inodes.next	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->delalloc_inodes.prev	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->delalloc_mutex.magic	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->delalloc_root.next	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->delalloc_root.prev	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->dirty_list.next	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->dirty_list.prev	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->fs_info	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->leak_list.next	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->log_mutex.magic	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->log_transid_committed	(-1)
PARAM_VALUE	0	fs_info->tree_root->log_writer_wait.head.next	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->log_writer_wait.head.prev	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->objectid_mutex.magic	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->ordered_extent_mutex.magic	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->ordered_extents.next	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->ordered_extents.prev	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->ordered_root.next	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->ordered_root.prev	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->qgroup_flush_wait.head.next	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->qgroup_flush_wait.head.prev	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->refs.refs.counter	1
PARAM_VALUE	0	fs_info->tree_root->reloc_dirty_list.next	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->reloc_dirty_list.prev	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->root_key.objectid	2
PARAM_VALUE	0	fs_info->tree_root->root_key.type	132
PARAM_VALUE	0	fs_info->tree_root->root_list.next	4096-ptr_max
PARAM_VALUE	0	fs_info->tree_root->root_list.prev	4096-ptr_max
PARAM_VALUE	1	start	0-65536
BUF_SIZE	0	fs_info	11312
BUF_SIZE	0	fs_info->quota_root	2880
BUF_SIZE	0	fs_info->tree_root	2880
CAPPED_DATA	1	start	1
DATA_SOURCE	1	start	$1
NO_OVERFLOW_SIMPLE	0	fs_info->nodesize
NO_OVERFLOW_SIMPLE	0	fs_info->sectorsize
UNITS	0	fs_info	unit_byte
UNITS	1	start	unit_byte

fs/btrfs/disk-io.c btrfs_find_create_tree_block() -> alloc_test_extent_buffer()

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->encode_fh	0,2,1398972869330624512,1616549510479982592,2037984473558433792,2776440803454029824,3228746867770966016,3502492669594062848,3526768263295340544,3559173554394271744,5000850239487131648,5583386343686406144,5817357685191483392-s64max
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->btree_inode->i_mapping->host->i_sb->s_export_op->fh_to_parent	0,4672,5297,4573560380487,148606482432692224,436469935444291584,467281172929331200,529780027764285440,1092893949038768128,1556959531105513472,1608953577475584000,1649536479961075712,2404761408063094784,2970908329832960000-s64max
PARAM_VALUE	0	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
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->commit_root_sem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	fs_info->commit_root_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->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->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->fs_info->commit_root_sem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	fs_info->tree_root->fs_info->commit_root_sem.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
DATA_SOURCE	0	fs_info	$0
DATA_SOURCE	1	start	$2
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
UNITS	0	fs_info	unit_byte
UNITS	1	start	unit_byte
HALF_LOCKED2		&fs_info->cleaner_mutex
HALF_LOCKED2	0	&fs_info->commit_root_sem