btrfs_find_chunk_map identifier - Linux source code next-20260811

Projects

linux

Versions

FIXME
- FIXME
  - next-20260811

Defined in 1 files as a prototype:

fs/btrfs/volumes.h, line 816 (as a prototype)

Defined in 1 files as a function:

fs/btrfs/volumes.c, line 3381 (as a function)

Referenced in 5 files:

Smatch caller information:

fs/btrfs/raid-stripe-tree.c btrfs_delete_raid_extent() -> btrfs_find_chunk_map()

Type	Parameter	Key	Value
PARAM_VALUE	0	fs_info	4096-ptr_max
PARAM_VALUE	0	fs_info->stripe_root	1-u64max
DATA_SOURCE	1	logical	$1
DATA_SOURCE	2	length	$2
RX_PATH
TASK_NOT_RUNNING
UNITS	0	fs_info	unit_byte
UNITS	1	logical	unit_byte
UNITS	2	length	unit_byte

fs/btrfs/volumes.c btrfs_check_rw_degradable() -> btrfs_find_chunk_map()

Type	Parameter	Key	Value
PARAM_VALUE	0	fs_info	4096-ptr_max
PARAM_VALUE	0	fs_info->sb->s_bdi->wb_switch_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	fs_info->sb->s_bdi->wb_switch_rwsem.first_waiter->type	0-1
PARAM_VALUE	1	logical	0
PARAM_VALUE	2	length	u64max
BUF_SIZE	0	fs_info	(-1),1-s32max
BUF_SIZE	0	fs_info	(-1),1-s32max
DATA_SOURCE	0	fs_info	$0
RX_PATH
TASK_NOT_RUNNING
UNITS	0	fs_info	unit_byte
HALF_LOCKED2		&fs_info->tree_log_mutex
HALF_LOCKED2		&sb->s_umount
HALF_LOCKED2	0	&fs_info->fs_devices->device_list_mutex

fs/btrfs/volumes.c btrfs_check_rw_degradable() -> btrfs_find_chunk_map()

Type	Parameter	Key	Value
PARAM_VALUE	0	fs_info	4096-ptr_max
PARAM_VALUE	0	fs_info->mapping_tree_lock.dep_map->name	0-255
PARAM_VALUE	0	fs_info->sb->s_bdi->wb_switch_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	fs_info->sb->s_bdi->wb_switch_rwsem.first_waiter->type	0-1
BUF_SIZE	0	fs_info	(-1),1-s32max
BUF_SIZE	0	fs_info	(-1),1-s32max
DATA_SOURCE	0	fs_info	$0
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE	1	logical
UNITS	0	fs_info	unit_byte
UNITS	1	logical	unit_byte
UNITS	2	length	unit_byte
HALF_LOCKED2		&fs_info->tree_log_mutex
HALF_LOCKED2		&sb->s_umount
HALF_LOCKED2	0	&fs_info->fs_devices->device_list_mutex

fs/btrfs/volumes.c btrfs_get_chunk_map() -> btrfs_find_chunk_map()

Type	Parameter	Key	Value
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->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->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->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->fs_info->tree_root->node->lock.first_waiter->handoff_set	0-1
PARAM_VALUE	0	fs_info->remap_root->fs_info->tree_root->node->lock.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->sb->s_umount.first_waiter->handoff_set	0-1
PARAM_VALUE	0	fs_info->sb->s_umount.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
BUF_SIZE	0	fs_info	(-1),64,128,280,1024
BUF_SIZE	0	fs_info	(-1),64,128,280,1024
DATA_SOURCE	0	fs_info	$0
DATA_SOURCE	1	logical	$1
DATA_SOURCE	2	length	$2
NOSPEC	1	logical
NOSPEC	1	logical
NOSPEC	2	length
NOSPEC	2	length
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
USER_DATA	0	fs_info->balance_ctl->data.devid	0-u64max
USER_DATA	0	fs_info->balance_ctl->data.flags	0-u64max
USER_DATA	0	fs_info->balance_ctl->data.limit	0-u64max
USER_DATA	0	fs_info->balance_ctl->data.limit_max	0-u32max
USER_DATA	0	fs_info->balance_ctl->data.limit_min	0-u32max
USER_DATA	0	fs_info->balance_ctl->data.pend	0-u64max
USER_DATA	0	fs_info->balance_ctl->data.profiles	0-u64max
USER_DATA	0	fs_info->balance_ctl->data.pstart	0-u64max
USER_DATA	0	fs_info->balance_ctl->data.stripes_max	0-u32max
USER_DATA	0	fs_info->balance_ctl->data.stripes_min	0-u32max
USER_DATA	0	fs_info->balance_ctl->data.target	0-u64max
USER_DATA	0	fs_info->balance_ctl->data.usage	0-u64max
USER_DATA	0	fs_info->balance_ctl->data.usage_max	0-u32max
USER_DATA	0	fs_info->balance_ctl->data.usage_min	0-u32max
USER_DATA	0	fs_info->balance_ctl->data.vend	0-u64max
USER_DATA	0	fs_info->balance_ctl->data.vstart	0-u64max
USER_DATA	0	fs_info->balance_ctl->flags	0-2046
USER_DATA	0	fs_info->balance_ctl->meta.devid	0-u64max
USER_DATA	0	fs_info->balance_ctl->meta.flags	0-u64max
USER_DATA	0	fs_info->balance_ctl->meta.limit	0-u64max
USER_DATA	0	fs_info->balance_ctl->meta.limit_max	0-u32max
USER_DATA	0	fs_info->balance_ctl->meta.limit_min	0-u32max
USER_DATA	0	fs_info->balance_ctl->meta.pend	0-u64max
USER_DATA	0	fs_info->balance_ctl->meta.profiles	0-u64max
USER_DATA	0	fs_info->balance_ctl->meta.pstart	0-u64max
USER_DATA	0	fs_info->balance_ctl->meta.stripes_max	0-u32max
USER_DATA	0	fs_info->balance_ctl->meta.stripes_min	0-u32max
USER_DATA	0	fs_info->balance_ctl->meta.target	0-u64max
USER_DATA	0	fs_info->balance_ctl->meta.usage	0-u64max
USER_DATA	0	fs_info->balance_ctl->meta.usage_max	0-u32max
USER_DATA	0	fs_info->balance_ctl->meta.usage_min	0-u32max
USER_DATA	0	fs_info->balance_ctl->meta.vend	0-u64max
USER_DATA	0	fs_info->balance_ctl->meta.vstart	0-u64max
USER_DATA	0	fs_info->balance_ctl->sys.devid	0-u64max
USER_DATA	0	fs_info->balance_ctl->sys.flags	0-u64max
USER_DATA	0	fs_info->balance_ctl->sys.limit	0-u64max
USER_DATA	0	fs_info->balance_ctl->sys.limit_max	0-u32max
USER_DATA	0	fs_info->balance_ctl->sys.limit_min	0-u32max
USER_DATA	0	fs_info->balance_ctl->sys.pend	0-u64max
USER_DATA	0	fs_info->balance_ctl->sys.profiles	0-u64max
USER_DATA	0	fs_info->balance_ctl->sys.pstart	0-u64max
USER_DATA	0	fs_info->balance_ctl->sys.stripes_max	0-u32max
USER_DATA	0	fs_info->balance_ctl->sys.stripes_min	0-u32max
USER_DATA	0	fs_info->balance_ctl->sys.target	0-u64max
USER_DATA	0	fs_info->balance_ctl->sys.usage	0-u64max
USER_DATA	0	fs_info->balance_ctl->sys.usage_max	0-u32max
USER_DATA	0	fs_info->balance_ctl->sys.usage_min	0-u32max
USER_DATA	0	fs_info->balance_ctl->sys.vend	0-u64max
USER_DATA	0	fs_info->balance_ctl->sys.vstart	0-u64max
USER_DATA	1	logical	1-s32max[c]
USER_DATA	2	length	1-u64max[c]
NO_OVERFLOW_SIMPLE	0	fs_info->nodesize
NO_OVERFLOW_SIMPLE	0	fs_info->sectorsize
UNITS	0	fs_info	unit_byte
UNITS	1	logical	unit_byte
UNITS	2	length	unit_byte
HALF_LOCKED2		&fs_info->chunk_mutex
HALF_LOCKED2		&inode->i_rwsem
HALF_LOCKED2	0	&fs_info->reclaim_bgs_lock
HALF_LOCKED2	0	&fs_info->unused_bg_unpin_mutex

fs/btrfs/volumes.c read_one_chunk() -> btrfs_find_chunk_map()

Type	Parameter	Key	Value
PARAM_VALUE	2	length	1
UNITS	0	fs_info	unit_byte
UNITS	1	logical	unit_byte
HALF_LOCKED2		global &uuid_mutex

fs/btrfs/volumes.c verify_one_dev_extent() -> btrfs_find_chunk_map()

Type	Parameter	Key	Value
PARAM_VALUE	0	fs_info	4096-ptr_max
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	2	length	1
DATA_SOURCE	0	fs_info	$0
DATA_SOURCE	1	logical	$1
BIT_INFO	0	fs_info->mount_opt	0x0,0xfffffffff7ffffff

fs/btrfs/scrub.c scrub_chunk() -> btrfs_find_chunk_map()

Type	Parameter	Key	Value
PARAM_VALUE	0	fs_info	4096-ptr_max
PARAM_VALUE	0	fs_info->dev_replace.rwsem.wait_lock.owner	(-1)
PARAM_VALUE	0	fs_info->dev_replace.rwsem.wait_lock.owner_cpu	u32max
BUF_SIZE	0	fs_info	(-1),128
BUF_SIZE	0	fs_info	(-1),128
CAPPED_DATA	0	fs_info->nodesize	1
CAPPED_DATA	1	logical	1
CAPPED_DATA	1	logical	1
UNITS	0	fs_info	unit_byte
UNITS	1	logical	unit_byte
UNITS	2	length	unit_byte

fs/btrfs/block-group.c btrfs_start_trans_remove_block_group() -> btrfs_find_chunk_map()

Type	Parameter	Key	Value
PARAM_VALUE	0	fs_info	4096-ptr_max
PARAM_VALUE	0	fs_info->cleanup_work_sem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	fs_info->cleanup_work_sem.first_waiter->type	0-1
PARAM_VALUE	0	fs_info->fs_root->fs_info->sb->s_cop->empty_dir	0,86,4096-ptr_max
PARAM_VALUE	0	fs_info->fs_root->fs_info->sb->s_cop->get_context	0,706,4096-ptr_max
PARAM_VALUE	0	fs_info->fs_root->fs_info->sb->s_cop->inode_info_offs	1632,1720,1808,2632,2648,2704,2712
PARAM_VALUE	0	fs_info->fs_root->fs_info->sb->s_cop->set_context	0,67,4096-ptr_max
PARAM_VALUE	0	fs_info->sb->s_bdi->wb_switch_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	fs_info->sb->s_bdi->wb_switch_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	fs_info->uuid_tree_rescan_sem.first_waiter->up	0-1
PARAM_VALUE	2	length	1
BUF_SIZE	0	fs_info	(-1),1-s32max
BUF_SIZE	0	fs_info	(-1),1-s32max
DATA_SOURCE	0	fs_info	$0
DATA_SOURCE	1	logical	$1
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE	0	fs_info->fs_error
NO_OVERFLOW_SIMPLE	0	fs_info->log_root_tree->fs_info->fs_error
UNITS	0	fs_info	unit_byte
UNITS	1	logical	unit_byte
HALF_LOCKED2	0	&fs_info->reclaim_bgs_lock
TYPE_LOCK		(struct btrfs_fs_info)->reclaim_bgs_lock

fs/btrfs/block-group.c btrfs_unfreeze_block_group() -> btrfs_find_chunk_map()

Type	Parameter	Key	Value
PARAM_VALUE	2	length	1
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
UNITS	0	fs_info	unit_byte
UNITS	1	logical	unit_byte
HALF_LOCKED2		&fs_info->reclaim_bgs_lock

fs/btrfs/block-group.c read_bg_from_eb() -> btrfs_find_chunk_map()

Type	Parameter	Key	Value
PARAM_VALUE	0	fs_info	4096-ptr_max
PARAM_VALUE	0	fs_info->mount_opt	4096-u64max
DATA_SOURCE	0	fs_info	$0
UNITS	1	logical	unit_byte
UNITS	2	length	unit_byte

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

Type	Parameter	Key	Value
PARAM_VALUE	0	fs_info	4096-ptr_max
PARAM_VALUE	0	fs_info->zone_size	1-u64max
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
UNITS	0	fs_info	unit_byte
UNITS	1	logical	unit_byte
UNITS	2	length	unit_byte
HALF_LOCKED2		&fs_info->chunk_mutex