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Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 2 files:

Smatch caller information:

fs/btrfs/extent-tree.c btrfs_run_delayed_refs_for_head() -> btrfs_select_delayed_ref()

Type Parameter Key Value
PARAM_VALUE 0 head 4096-ptr_max
PARAM_VALUE 0 head->lock.rlock.dep_map->name 0-255
CAPPED_DATA 0 head 1
DATA_SOURCE 0 head $1
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
LOCK2 0 &head->lock
HALF_LOCKED2 &fs_info->reloc_mutex
TYPE_LOCK (struct btrfs_delayed_ref_head)->lock

fs/btrfs/extent-tree.c btrfs_run_delayed_refs_for_head() -> btrfs_select_delayed_ref()

Type Parameter Key Value
PARAM_VALUE 0 head 4096-ptr_max
PARAM_VALUE 0 head->extent_op 0
PARAM_VALUE 0 head->lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 head->must_insert_reserved 0
CAPPED_DATA 0 head 1
DATA_SOURCE 0 head $1
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
LOCK2 0 &head->lock
HALF_LOCKED2 &fs_info->reloc_mutex
TYPE_LOCK (struct btrfs_delayed_ref_head)->lock

fs/btrfs/tests/delayed-refs-tests.c merge_tests() -> btrfs_select_delayed_ref()

Type Parameter Key Value
PARAM_VALUE 0 head 4096-ptr_max
PARAM_VALUE 0 head->bytenr 0
PARAM_VALUE 0 head->lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 head->must_insert_reserved 0
PARAM_VALUE 0 head->num_bytes 0-u32max
PARAM_VALUE 0 head->ref_mod (-1)-1
PARAM_VALUE 0 head->total_ref_mod (-1)-1
CAPPED_DATA 0 head 1
CAPPED_DATA 0 head->num_bytes 1
CAPPED_DATA 0 head->ref_mod 1
CAPPED_DATA 0 head->total_ref_mod 1
DATA_SOURCE 0 head r btrfs_select_ref_head
PREEMPT_ADD <- disables preempt
LOCK2 0 &head->lock
TYPE_LOCK (struct btrfs_delayed_ref_head)->lock

fs/btrfs/tests/delayed-refs-tests.c select_delayed_refs_test() -> btrfs_select_delayed_ref()

Type Parameter Key Value
PARAM_VALUE 0 head 4096-ptr_max
PARAM_VALUE 0 head->bytenr 0
PARAM_VALUE 0 head->lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 head->must_insert_reserved 0
PARAM_VALUE 0 head->num_bytes 0-u32max
PARAM_VALUE 0 head->ref_mod (-1)-1
PARAM_VALUE 0 head->total_ref_mod (-1)-1
CAPPED_DATA 0 head 1
CAPPED_DATA 0 head->num_bytes 1
CAPPED_DATA 0 head->ref_mod 1
CAPPED_DATA 0 head->total_ref_mod 1
DATA_SOURCE 0 head r btrfs_select_ref_head
PREEMPT_ADD <- disables preempt
LOCK2 0 &head->lock
TYPE_LOCK (struct btrfs_delayed_ref_head)->lock

fs/btrfs/tests/delayed-refs-tests.c select_delayed_refs_test() -> btrfs_select_delayed_ref()

Type Parameter Key Value
PARAM_VALUE 0 head 4096-ptr_max
PARAM_VALUE 0 head->bytenr 0
PARAM_VALUE 0 head->lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 head->must_insert_reserved 0
PARAM_VALUE 0 head->num_bytes 0-u32max
PARAM_VALUE 0 head->ref_mod (-1)-1
PARAM_VALUE 0 head->ref_tree.rb_leftmost 0,4096-ptr_max
PARAM_VALUE 0 head->ref_tree.rb_leftmost->rb_left 0
PARAM_VALUE 0 head->ref_tree.rb_root.rb_node 4096-ptr_max
PARAM_VALUE 0 head->total_ref_mod (-1)-1
CAPPED_DATA 0 head 1
CAPPED_DATA 0 head->num_bytes 1
CAPPED_DATA 0 head->ref_mod 1
CAPPED_DATA 0 head->total_ref_mod 1
DATA_SOURCE 0 head r btrfs_select_ref_head
PREEMPT_ADD <- disables preempt
LOCK2 0 &head->lock
TYPE_LOCK (struct btrfs_delayed_ref_head)->lock

fs/btrfs/tests/delayed-refs-tests.c select_delayed_refs_test() -> btrfs_select_delayed_ref()

Type Parameter Key Value
PARAM_VALUE 0 head 4096-ptr_max
PARAM_VALUE 0 head->bytenr 0
PARAM_VALUE 0 head->lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 head->must_insert_reserved 0
PARAM_VALUE 0 head->num_bytes 0-u32max
PARAM_VALUE 0 head->ref_mod (-1)-1
PARAM_VALUE 0 head->total_ref_mod (-1)-1
CAPPED_DATA 0 head 1
CAPPED_DATA 0 head->num_bytes 1
CAPPED_DATA 0 head->ref_mod 1
CAPPED_DATA 0 head->total_ref_mod 1
DATA_SOURCE 0 head r btrfs_select_ref_head
PREEMPT_ADD <- disables preempt
LOCK2 0 &head->lock
TYPE_LOCK (struct btrfs_delayed_ref_head)->lock

fs/btrfs/tests/delayed-refs-tests.c select_delayed_refs_test() -> btrfs_select_delayed_ref()

Type Parameter Key Value
PARAM_VALUE 0 head 4096-ptr_max
PARAM_VALUE 0 head->bytenr 0
PARAM_VALUE 0 head->lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 head->must_insert_reserved 0
PARAM_VALUE 0 head->num_bytes 0-u32max
PARAM_VALUE 0 head->ref_mod (-1)-1
PARAM_VALUE 0 head->ref_tree.rb_leftmost 0,4096-ptr_max
PARAM_VALUE 0 head->ref_tree.rb_leftmost->rb_left 0
PARAM_VALUE 0 head->ref_tree.rb_root.rb_node 4096-ptr_max
PARAM_VALUE 0 head->total_ref_mod (-1)-1
CAPPED_DATA 0 head 1
CAPPED_DATA 0 head->num_bytes 1
CAPPED_DATA 0 head->ref_mod 1
CAPPED_DATA 0 head->total_ref_mod 1
DATA_SOURCE 0 head r btrfs_select_ref_head
PREEMPT_ADD <- disables preempt
LOCK2 0 &head->lock
TYPE_LOCK (struct btrfs_delayed_ref_head)->lock

fs/btrfs/tests/delayed-refs-tests.c simple_test() -> btrfs_select_delayed_ref()

Type Parameter Key Value
PARAM_VALUE 0 head 4096-ptr_max
PARAM_VALUE 0 head->bytenr 0
PARAM_VALUE 0 head->lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 head->must_insert_reserved 0
PARAM_VALUE 0 head->num_bytes 0-u32max
PARAM_VALUE 0 head->ref_mod (-1)-1
PARAM_VALUE 0 head->total_ref_mod (-1)-1
CAPPED_DATA 0 head 1
CAPPED_DATA 0 head->num_bytes 1
CAPPED_DATA 0 head->ref_mod 1
CAPPED_DATA 0 head->total_ref_mod 1
DATA_SOURCE 0 head r btrfs_select_ref_head
PREEMPT_ADD <- disables preempt
LOCK2 0 &head->lock
TYPE_LOCK (struct btrfs_delayed_ref_head)->lock