btrfs_free_space_test_bit identifier - Linux source code next-20260811

Projects

linux

Versions

FIXME
- FIXME
  - next-20260811

Defined in 1 files as a prototype:

fs/btrfs/free-space-tree.h, line 58 (as a prototype)

Defined in 1 files as a function:

fs/btrfs/free-space-tree.c, line 520 (as a function)

Referenced in 2 files:

Smatch caller information:

fs/btrfs/free-space-tree.c load_free_space_bitmaps() -> btrfs_free_space_test_bit()

Type	Parameter	Key	Value
PARAM_VALUE	0	block_group	4096-ptr_max
PARAM_VALUE	0	block_group->fs_info->global_root_lock.dep_map->name	0-255
PARAM_VALUE	1	path	4096-ptr_max
PARAM_VALUE	1	path->nodes	4096-ptr_max
PARAM_VALUE	1	path->slots	4096-ptr_max
PARAM_VALUE	2	offset	0-18446744073709551614
CAPPED_DATA	2	offset	1
CAPPED_DATA	2	offset	1
DATA_SOURCE	1	path	$1
UNITS	2	offset	unit_byte
LOCK2		&caching_ctl->mutex
LOCK2		&fs_info->commit_root_sem
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct btrfs_caching_control)->mutex
TYPE_LOCK		(struct btrfs_fs_info)->commit_root_sem

fs/btrfs/free-space-tree.c modify_free_space_bitmap() -> btrfs_free_space_test_bit()

Type	Parameter	Key	Value
PARAM_VALUE	0	block_group	4096-ptr_max
PARAM_VALUE	0	block_group->fs_info	4096-ptr_max
PARAM_VALUE	0	block_group->fs_info->global_root_lock.dep_map->name	0-255
PARAM_VALUE	0	block_group->fs_info->tree_root->node->lock.first_waiter->handoff_set	0-1
PARAM_VALUE	0	block_group->fs_info->tree_root->node->lock.first_waiter->type	0-1
PARAM_VALUE	0	block_group->io_ctl.inode->i_mapping->i_mmap_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	block_group->io_ctl.inode->i_mapping->i_mmap_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	block_group->start	0-18446744073709551614
PARAM_VALUE	0	block_group->using_free_space_bitmaps_cached	1
PARAM_VALUE	1	path	1-u64max
PARAM_VALUE	1	*path->locks	0-255
PARAM_VALUE	1	*path->slots	s32min-s32max
BUF_SIZE	0	block_group	(-1),320,336,864,936,992,1024,4096,11232,11240,11312
BUF_SIZE	0	block_group	(-1),320,336,864,936,992,1024,4096,11232,11240,11312
BUF_SIZE	0	block_group->fs_info	(-1),11312
BUF_SIZE	1	path	(-1)-s32max
BUF_SIZE	1	path	(-1)-s32max
CAPPED_DATA	0	block_group->start	1
CAPPED_DATA	1	path	1
DATA_SOURCE	0	block_group	$1
DATA_SOURCE	1	path	$2
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE	0	block_group->free_space_ctl->block_group->full_stripe_len
NO_OVERFLOW_SIMPLE	0	block_group->free_space_ctl->block_group->start
NO_OVERFLOW_SIMPLE	0	block_group->fs_info->nodesize
NO_OVERFLOW_SIMPLE	0	block_group->fs_info->sectorsize
NO_OVERFLOW_SIMPLE	0	block_group->full_stripe_len
NO_OVERFLOW_SIMPLE	0	block_group->length
NO_OVERFLOW_SIMPLE	0	block_group->start
UNITS	0	block_group	unit_byte
UNITS	2	offset	unit_byte
HALF_LOCKED2	0	&block_group->free_space_lock

fs/btrfs/free-space-tree.c modify_free_space_bitmap() -> btrfs_free_space_test_bit()

Type	Parameter	Key	Value
PARAM_VALUE	0	block_group	4096-ptr_max
PARAM_VALUE	0	block_group->fs_info	4096-ptr_max
PARAM_VALUE	0	block_group->fs_info->global_root_lock.dep_map->name	0-255
PARAM_VALUE	0	block_group->fs_info->tree_root->node->lock.first_waiter->handoff_set	0-1
PARAM_VALUE	0	block_group->fs_info->tree_root->node->lock.first_waiter->type	0-1
PARAM_VALUE	0	block_group->io_ctl.inode->i_mapping->i_mmap_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	block_group->io_ctl.inode->i_mapping->i_mmap_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	block_group->using_free_space_bitmaps_cached	1
PARAM_VALUE	1	path	4096-ptr_max
PARAM_VALUE	1	path->nodes	4096-ptr_max
PARAM_VALUE	1	path->slots	4096-ptr_max
PARAM_VALUE	1	*path->locks	0-255
PARAM_VALUE	1	*path->slots	s32min-s32max
PARAM_VALUE	2	offset	0-18446744073709551614
BUF_SIZE	0	block_group	(-1),320,336,864,936,992,1024,4096,11232,11240,11312
BUF_SIZE	0	block_group	(-1),320,336,864,936,992,1024,4096,11232,11240,11312
BUF_SIZE	0	block_group->fs_info	(-1),11312
BUF_SIZE	1	path	(-1)-s32max
BUF_SIZE	1	path	(-1)-s32max
CAPPED_DATA	1	path	1
CAPPED_DATA	2	offset	1
CAPPED_DATA	2	offset	1
DATA_SOURCE	0	block_group	$1
DATA_SOURCE	1	path	$2
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE	0	block_group->free_space_ctl->block_group->full_stripe_len
NO_OVERFLOW_SIMPLE	0	block_group->free_space_ctl->block_group->start
NO_OVERFLOW_SIMPLE	0	block_group->fs_info->nodesize
NO_OVERFLOW_SIMPLE	0	block_group->fs_info->sectorsize
NO_OVERFLOW_SIMPLE	0	block_group->full_stripe_len
NO_OVERFLOW_SIMPLE	0	block_group->length
NO_OVERFLOW_SIMPLE	0	block_group->start
UNITS	0	block_group	unit_byte
UNITS	2	offset	unit_byte
HALF_LOCKED2	0	&block_group->free_space_lock

fs/btrfs/tests/free-space-tree-tests.c __check_free_space_extents() -> btrfs_free_space_test_bit()

Type	Parameter	Key	Value
PARAM_VALUE	0	block_group	4096-ptr_max
PARAM_VALUE	0	block_group->bg_list.next	4096-ptr_max
PARAM_VALUE	0	block_group->bg_list.next->next	4096-ptr_max
PARAM_VALUE	0	block_group->bg_list.prev	4096-ptr_max
PARAM_VALUE	0	block_group->bg_list.prev->next	4096-ptr_max
PARAM_VALUE	0	block_group->bg_list.prev->prev	4096-ptr_max
PARAM_VALUE	0	block_group->bitmap_high_thresh	u32max
PARAM_VALUE	0	block_group->bitmap_low_thresh	0
PARAM_VALUE	0	block_group->cluster_list.next	4096-ptr_max
PARAM_VALUE	0	block_group->cluster_list.next->next	4096-ptr_max
PARAM_VALUE	0	block_group->cluster_list.prev	4096-ptr_max
PARAM_VALUE	0	block_group->cluster_list.prev->next	4096-ptr_max
PARAM_VALUE	0	block_group->cluster_list.prev->prev	4096-ptr_max
PARAM_VALUE	0	block_group->free_space_ctl	4096-ptr_max
PARAM_VALUE	0	block_group->free_space_ctl->block_group	4096-ptr_max
PARAM_VALUE	0	block_group->free_space_ctl->block_group->fs_info	4096-ptr_max
PARAM_VALUE	0	block_group->free_space_ctl->cache_writeout_mutex.dep_map->name	0-255
PARAM_VALUE	0	block_group->free_space_ctl->cache_writeout_mutex.magic	4096-ptr_max
PARAM_VALUE	0	block_group->free_space_ctl->extents_thresh	157
PARAM_VALUE	0	block_group->free_space_ctl->trimming_ranges.next	4096-ptr_max
PARAM_VALUE	0	block_group->free_space_ctl->trimming_ranges.next->next	4096-ptr_max
PARAM_VALUE	0	block_group->free_space_ctl->trimming_ranges.prev	4096-ptr_max
PARAM_VALUE	0	block_group->free_space_ctl->trimming_ranges.prev->next	4096-ptr_max
PARAM_VALUE	0	block_group->free_space_ctl->trimming_ranges.prev->prev	4096-ptr_max
PARAM_VALUE	0	block_group->free_space_lock.dep_map->name	0-255
PARAM_VALUE	0	block_group->free_space_lock.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	block_group->free_space_lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	block_group->free_space_lock.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	block_group->free_space_lock.first_waiter->task->blocked_lock.dep_map->name	0-255
PARAM_VALUE	0	block_group->free_space_lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	block_group->fs_info	4096-ptr_max
PARAM_VALUE	0	block_group->fs_info->global_root_lock.dep_map->name	0-255
PARAM_VALUE	0	block_group->fs_info->tree_root	4096-ptr_max
PARAM_VALUE	0	block_group->full_stripe_len	0-u32max
PARAM_VALUE	0	block_group->length	0-u32max
PARAM_VALUE	0	block_group->list.next	4096-ptr_max
PARAM_VALUE	0	block_group->list.next->next	4096-ptr_max
PARAM_VALUE	0	block_group->list.prev	4096-ptr_max
PARAM_VALUE	0	block_group->list.prev->next	4096-ptr_max
PARAM_VALUE	0	block_group->list.prev->prev	4096-ptr_max
PARAM_VALUE	0	block_group->start	0
PARAM_VALUE	1	path	4096-ptr_max
PARAM_VALUE	1	path->nodes	4096-ptr_max
PARAM_VALUE	1	path->slots	4096-ptr_max
PARAM_VALUE	1	*path->locks	0-255
PARAM_VALUE	1	*path->slots	s32min-s32max
PARAM_VALUE	2	offset	0-18446744073709551614
BUF_SIZE	0	block_group->fs_info	11312
CAPPED_DATA	0	block_group->full_stripe_len	1
CAPPED_DATA	0	block_group->length	1
CAPPED_DATA	1	path	1
CAPPED_DATA	2	offset	1
CAPPED_DATA	2	offset	1
DATA_SOURCE	0	block_group	$2
DATA_SOURCE	1	path	$3
NO_OVERFLOW_SIMPLE	0	block_group->fs_info->nodesize
NO_OVERFLOW_SIMPLE	0	block_group->fs_info->sectorsize
NO_OVERFLOW_SIMPLE	0	block_group->full_stripe_len
UNITS	2	offset	unit_byte