Documented in 1 files:

Defined in 1 files as a prototype:

Defined in 2 files as a function:

Referenced in 4 files:

Smatch caller information:

fs/iomap/ioend.c wbc_init_bio() -> bio_associate_blkg_from_css()

Type Parameter Key Value
PARAM_VALUE 0 bio 4096-ptr_max
PARAM_VALUE 0 bio->__bi_cnt.counter 1
PARAM_VALUE 0 bio->__bi_nr_segments u32max
PARAM_VALUE 0 bio->__bi_remaining.counter 1
PARAM_VALUE 0 bio->bi_bdev->bd_disk->queue->blkg_list.next 4096-ptr_max
PARAM_VALUE 0 bio->bi_bdev->bd_disk->queue->blkg_list.next->next 4096-ptr_max
PARAM_VALUE 0 bio->bi_bdev->bd_queue 4096-ptr_max
PARAM_VALUE 0 bio->bi_bdev->bd_queue->queue_lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 bio->bi_bvec_gap_bit 0
PARAM_VALUE 0 bio->bi_cookie u32max
PARAM_VALUE 0 bio->bi_crypt_context 0
PARAM_VALUE 0 bio->bi_end_io 0
PARAM_VALUE 0 bio->bi_flags 0
PARAM_VALUE 0 bio->bi_integrity 0
PARAM_VALUE 0 bio->bi_iocost_cost 0
PARAM_VALUE 0 bio->bi_ioprio 0
PARAM_VALUE 0 bio->bi_iter.bi_bvec_done 0
PARAM_VALUE 0 bio->bi_iter.bi_idx 0
PARAM_VALUE 0 bio->bi_iter.bi_sector 0-36028797018963967,u64max
PARAM_VALUE 0 bio->bi_iter.bi_size 0
PARAM_VALUE 0 bio->bi_max_vecs 0-4,16,64,128,256
PARAM_VALUE 0 bio->bi_next 0
PARAM_VALUE 0 bio->bi_pool 520829755391766528
PARAM_VALUE 0 bio->bi_private 0
PARAM_VALUE 0 bio->bi_status 0
PARAM_VALUE 0 bio->bi_vcnt 0
PARAM_VALUE 0 bio->bi_write_stream 0
PARAM_VALUE 0 bio->issue_time_ns 0
BUF_SIZE 0 bio->bi_pool 624
DATA_SOURCE 0 bio $1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE 0 bio->bi_pool->bio_pool.min_nr
NO_OVERFLOW_SIMPLE 0 bio->bi_pool->bvec_pool.min_nr
HALF_LOCKED2 &folio->private->lock

mm/page_io.c bio_associate_blkg_from_page() -> bio_associate_blkg_from_css()

Type Parameter Key Value
PARAM_VALUE 0 bio 4096-ptr_max
PARAM_VALUE 0 bio->__bi_cnt.counter 1
PARAM_VALUE 0 bio->__bi_nr_segments u32max
PARAM_VALUE 0 bio->__bi_remaining.counter 1
PARAM_VALUE 0 bio->bi_bdev->bd_disk->queue->blkg_list.next 4096-ptr_max
PARAM_VALUE 0 bio->bi_bdev->bd_disk->queue->blkg_list.next->next 4096-ptr_max
PARAM_VALUE 0 bio->bi_bdev->bd_queue 4096-ptr_max
PARAM_VALUE 0 bio->bi_bdev->bd_queue->queue_lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 bio->bi_bvec_gap_bit 0
PARAM_VALUE 0 bio->bi_cookie u32max
PARAM_VALUE 0 bio->bi_crypt_context 0
PARAM_VALUE 0 bio->bi_end_io 0
PARAM_VALUE 0 bio->bi_flags 0
PARAM_VALUE 0 bio->bi_integrity 0
PARAM_VALUE 0 bio->bi_iocost_cost 0
PARAM_VALUE 0 bio->bi_ioprio 0
PARAM_VALUE 0 bio->bi_iter.bi_idx 0
PARAM_VALUE 0 bio->bi_iter.bi_offset 0
PARAM_VALUE 0 bio->bi_iter.bi_sector 0,8-18446744073709551608
PARAM_VALUE 0 bio->bi_max_vecs 32
PARAM_VALUE 0 bio->bi_next 0
PARAM_VALUE 0 bio->bi_opf 16777217
PARAM_VALUE 0 bio->bi_pool 0
PARAM_VALUE 0 bio->bi_private 0
PARAM_VALUE 0 bio->bi_status 0
PARAM_VALUE 0 bio->bi_vcnt 0
PARAM_VALUE 0 bio->bi_write_hint 0
PARAM_VALUE 0 bio->bi_write_stream 0
PARAM_VALUE 0 bio->issue_time_ns 0
PARAM_VALUE 1 css 0,4096-ptr_max
BUF_SIZE 0 bio 144
DATA_SOURCE 0 bio $0
RX_PATH
NOCHECK_CALL

fs/mpage.c wbc_init_bio() -> bio_associate_blkg_from_css()

Type Parameter Key Value
DATA_SOURCE 0 bio $1
NOCHECK_CALL

fs/f2fs/data.c wbc_init_bio() -> bio_associate_blkg_from_css()

Type Parameter Key Value
PARAM_VALUE 0 bio 4096-ptr_max
PARAM_VALUE 0 bio->__bi_cnt.counter 1
PARAM_VALUE 0 bio->__bi_nr_segments u32max
PARAM_VALUE 0 bio->__bi_remaining.counter 1
PARAM_VALUE 0 bio->bi_bdev->bd_disk->queue->blkg_list.next 4096-ptr_max
PARAM_VALUE 0 bio->bi_bdev->bd_disk->queue->blkg_list.next->next 4096-ptr_max
PARAM_VALUE 0 bio->bi_bdev->bd_queue 4096-ptr_max
PARAM_VALUE 0 bio->bi_bdev->bd_queue->queue_lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 bio->bi_bvec_gap_bit 0
PARAM_VALUE 0 bio->bi_cookie u32max
PARAM_VALUE 0 bio->bi_crypt_context 0
PARAM_VALUE 0 bio->bi_end_io 3216969134761742336,3431802746402127872
PARAM_VALUE 0 bio->bi_flags 0
PARAM_VALUE 0 bio->bi_integrity 0
PARAM_VALUE 0 bio->bi_iocost_cost 0
PARAM_VALUE 0 bio->bi_ioprio 0
PARAM_VALUE 0 bio->bi_iter.bi_bvec_done 0
PARAM_VALUE 0 bio->bi_iter.bi_idx 0
PARAM_VALUE 0 bio->bi_iter.bi_sector 0,8-34359738360
PARAM_VALUE 0 bio->bi_iter.bi_size 0
PARAM_VALUE 0 bio->bi_max_vecs 0-4,16,64,128,256
PARAM_VALUE 0 bio->bi_next 0
PARAM_VALUE 0 bio->bi_pool 739890100586704896
PARAM_VALUE 0 bio->bi_private 4096-ptr_max
PARAM_VALUE 0 bio->bi_status 0
PARAM_VALUE 0 bio->bi_vcnt 0
PARAM_VALUE 0 bio->bi_write_hint 0-5
PARAM_VALUE 0 bio->bi_write_stream 0-3
PARAM_VALUE 0 bio->issue_time_ns 0
BUF_SIZE 0 bio->bi_pool 624
DATA_SOURCE 0 bio $1
BIT_INFO 0 bio->bi_end_io 0x2ca0306242820000,0x2fa4fe6a56ded000
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE 0 bio->bi_pool->bio_pool.min_nr
NO_OVERFLOW_SIMPLE 0 bio->bi_pool->bvec_pool.min_nr
HALF_LOCKED2 &io->io_rwsem.internal_rwsem
HALF_LOCKED2 &sbi->gc_lock.internal_rwsem

fs/btrfs/extent_io.c wbc_init_bio() -> bio_associate_blkg_from_css()

Type Parameter Key Value
PARAM_VALUE 0 bio 4096-ptr_max
PARAM_VALUE 0 bio->bi_end_io 0
PARAM_VALUE 0 bio->bi_flags 0
PARAM_VALUE 0 bio->bi_iter.bi_sector 0-36028797018963967
PARAM_VALUE 0 bio->bi_next 0
PARAM_VALUE 0 bio->bi_opf 0
PARAM_VALUE 0 bio->bi_pool 0
PARAM_VALUE 0 bio->bi_vcnt 0
DATA_SOURCE 0 bio $1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

block/blk-cgroup.c bio_associate_blkg() -> bio_associate_blkg_from_css()

Type Parameter Key Value
PARAM_VALUE 0 bio 4096-ptr_max
PARAM_VALUE 0 bio->bi_bdev->bd_queue->dev->power.wakeirq->status 0-4294967295
PARAM_VALUE 0 bio->bi_blkg 4096-ptr_max
PARAM_VALUE 0 bio->bi_flags 0-64511
BUF_SIZE 0 bio (-1)-0,4,24,32,64,144-s32max
BUF_SIZE 0 bio (-1)-0,4,24,32,64,144-s32max
BUF_SIZE 0 bio->bi_pool (-1),624
BUF_SIZE 0 bio->bi_private (-1),136
BUF_SIZE 1 css 392
CAPPED_DATA 0 bio 1
DATA_SOURCE 0 bio $0
DATA_SOURCE 1 css r bio_blkcg_css
STR_LEN 0 bio (-1)
STR_LEN 0 bio (-1)
STR_LEN 0 bio->bi_bdev (-1)
STR_LEN 0 bio->bi_private (-1)
NOSPEC 0 bio->bi_iter.bi_sector
NOSPEC 0 bio->bi_iter.bi_size
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA 0 bio->bi_bdev->bd_queue->last_merge->__sector 0-18446744073709551614
HOST_DATA 0 bio->bi_iter.bi_sector 0-u64max
HOST_DATA 0 bio->bi_iter.bi_size 0-u32max[c]
HOST_DATA 0 bio->bi_max_vecs 0-4,16,64,128,256[c]
USER_DATA 0 bio->bi_ioprio 0-u16max
USER_DATA 0 bio->bi_iter.bi_sector 0-u64max
USER_DATA 0 bio->bi_iter.bi_size 0-u32max
USER_DATA 0 bio->bi_max_vecs 0-4,16,64,128,256[c]
USER_DATA 0 bio->bi_next->bi_ioprio 0-u16max[c]
USER_DATA 0 bio->bi_next->bi_max_vecs 0-256[c]
NO_OVERFLOW_SIMPLE 0 bio->bi_bdev->bd_disk->queue->queue_hw_ctx
NO_OVERFLOW_SIMPLE 0 bio->bi_bdev->bd_disk->queue->stats
NO_OVERFLOW_SIMPLE 0 bio->bi_io_vec
NO_OVERFLOW_SIMPLE 0 bio->bi_next->bi_iter.bi_sector
NO_OVERFLOW_SIMPLE 0 bio->bi_next->bi_max_vecs
NO_OVERFLOW_SIMPLE 0 bio->bi_pool->bio_pool.min_nr
NO_OVERFLOW_SIMPLE 0 bio->bi_pool->bvec_pool.min_nr
NO_OVERFLOW_SIMPLE 0 bio->bio.bi_bdev->bd_disk->queue->queue_hw_ctx
NO_OVERFLOW_SIMPLE 0 bio->bio.bi_bdev->bd_disk->queue->stats
NO_OVERFLOW_SIMPLE 0 bio->bio.bi_max_vecs
UNITS 0 bio unit_jiffy
HALF_LOCKED2 &b->c->verify_lock
HALF_LOCKED2 &b->io_mutex
HALF_LOCKED2 &md->io_barrier
HALF_LOCKED2 global &bch_register_lock
HALF_LOCKED2 0 &bio->bi_bdev->bd_queue->queue_lock

block/blk-cgroup.c bio_associate_blkg() -> bio_associate_blkg_from_css()

Type Parameter Key Value
PARAM_VALUE 0 bio 4096-ptr_max
PARAM_VALUE 0 bio->bi_bdev->bd_queue->dev->power.wakeirq->status 0-4294967295
PARAM_VALUE 0 bio->bi_blkg 0
PARAM_VALUE 1 css 0,4096-ptr_max
BUF_SIZE 0 bio (-1)-0,4,24,32,64,144-s32max
BUF_SIZE 0 bio (-1)-0,4,24,32,64,144-s32max
BUF_SIZE 0 bio->bi_bdev (-1)-0,2136
BUF_SIZE 0 bio->bi_pool (-1),624
BUF_SIZE 0 bio->bi_private (-1),136
CAPPED_DATA 0 bio 1
DATA_SOURCE 0 bio $0
STR_LEN 0 bio (-1)
STR_LEN 0 bio (-1)
STR_LEN 0 bio->bi_bdev (-1)
STR_LEN 0 bio->bi_private (-1)
NOSPEC 0 bio->bi_iter.bi_sector
NOSPEC 0 bio->bi_iter.bi_size
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA 0 bio->bi_bdev->bd_queue->last_merge->__sector 0-18446744073709551614
HOST_DATA 0 bio->bi_iter.bi_sector 0-u64max
HOST_DATA 0 bio->bi_iter.bi_size 0-u32max[c]
HOST_DATA 0 bio->bi_max_vecs 0-4,16,64,128,256[c]
USER_DATA 0 bio->bi_ioprio 0-u16max
USER_DATA 0 bio->bi_iter.bi_sector 0-u64max
USER_DATA 0 bio->bi_iter.bi_size 0-u32max
USER_DATA 0 bio->bi_max_vecs 0-4,16,64,128,256[c]
USER_DATA 0 bio->bi_next->bi_ioprio 0-u16max[c]
USER_DATA 0 bio->bi_next->bi_max_vecs 0-256[c]
NO_OVERFLOW_SIMPLE 0 bio->bi_bdev->bd_disk->queue->queue_hw_ctx
NO_OVERFLOW_SIMPLE 0 bio->bi_bdev->bd_disk->queue->stats
NO_OVERFLOW_SIMPLE 0 bio->bi_io_vec
NO_OVERFLOW_SIMPLE 0 bio->bi_next->bi_iter.bi_sector
NO_OVERFLOW_SIMPLE 0 bio->bi_pool->bio_pool.min_nr
NO_OVERFLOW_SIMPLE 0 bio->bi_pool->bvec_pool.min_nr
NO_OVERFLOW_SIMPLE 0 bio->bio.bi_bdev->bd_disk->queue->queue_hw_ctx
NO_OVERFLOW_SIMPLE 0 bio->bio.bi_bdev->bd_disk->queue->stats
NO_OVERFLOW_SIMPLE 0 bio->bio.bi_max_vecs
HALF_LOCKED2 &b->c->verify_lock
HALF_LOCKED2 &b->io_mutex
HALF_LOCKED2 &md->io_barrier
HALF_LOCKED2 global &bch_register_lock
HALF_LOCKED2 0 &bio->bi_bdev->bd_queue->queue_lock

block/blk-cgroup.c bio_clone_blkg_association() -> bio_associate_blkg_from_css()

Type Parameter Key Value
BUF_SIZE 0 bio (-1),144
BUF_SIZE 0 bio (-1),144
BUF_SIZE 0 bio->bi_pool (-1),624
BUF_SIZE 0 bio->bi_private (-1),144
DATA_SOURCE 0 bio $0
NOSPEC 0 bio->bi_iter.bi_sector
NOSPEC 0 bio->bi_iter.bi_size
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA 0 bio->bi_bdev->bd_queue->last_merge->__sector 0-9223372036854775807
HOST_DATA 0 bio->bi_iter.bi_sector 0-u64max
HOST_DATA 0 bio->bi_iter.bi_size 0-u32max[c]
HOST_DATA 0 bio->bi_max_vecs 0-4,16,64,128,256[c]
USER_DATA 0 bio->bi_ioprio 0-u16max
USER_DATA 0 bio->bi_iter.bi_sector 0-u64max
USER_DATA 0 bio->bi_iter.bi_size 0-u32max
USER_DATA 0 bio->bi_max_vecs 0-4,16,64,128,256[c]
USER_DATA 0 bio->bi_next->bi_max_vecs 0-256[c]
NO_OVERFLOW_SIMPLE 0 bio->bi_pool->bio_pool.min_nr
NO_OVERFLOW_SIMPLE 0 bio->bi_pool->bvec_pool.min_nr
UNITS 0 bio unit_jiffy

fs/buffer.c wbc_init_bio() -> bio_associate_blkg_from_css()

Type Parameter Key Value
PARAM_VALUE 0 bio 4096-ptr_max
PARAM_VALUE 0 bio->bi_bdev 4096-ptr_max
PARAM_VALUE 0 bio->bi_private 4096-ptr_max
BUF_SIZE 0 bio->bi_private (-1)-s32max
CAPPED_DATA 0 bio->bi_max_vecs 1
DATA_SOURCE 0 bio $1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

fs/ext4/page-io.c wbc_init_bio() -> bio_associate_blkg_from_css()

Type Parameter Key Value
PARAM_VALUE 0 bio 4096-ptr_max
PARAM_VALUE 0 bio->bi_end_io 1419202943915012096
PARAM_VALUE 0 bio->bi_private 4096-ptr_max
DATA_SOURCE 0 bio $1
NOCHECK_CALL

block/bfq-cgroup.c bfq_bio_bfqg() -> bio_associate_blkg_from_css()

Type Parameter Key Value
PARAM_VALUE 0 bio 4096-ptr_max
PARAM_VALUE 0 bio->bi_bdev->bd_queue->dev->power.wakeirq->status 0-4294967295
BUF_SIZE 0 bio (-1)-0,4,24,32,64,144-s32max
BUF_SIZE 0 bio (-1)-0,4,24,32,64,144-s32max
DATA_SOURCE 0 bio $1
STR_LEN 0 bio->bi_private (-1)
NOSPEC 0 bio->bi_iter.bi_sector
NOSPEC 0 bio->bi_iter.bi_size
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA 0 bio->bi_bdev->bd_queue->last_merge->__sector 0-18446744073709551614
HOST_DATA 0 bio->bi_iter.bi_sector 0-u64max
HOST_DATA 0 bio->bi_iter.bi_size 0-u32max[c]
HOST_DATA 0 bio->bi_max_vecs 0-u16max[c]
USER_DATA 0 bio->bi_ioprio 0-u16max
USER_DATA 0 bio->bi_iter.bi_sector 0-u64max
USER_DATA 0 bio->bi_iter.bi_size 0-u32max
USER_DATA 0 bio->bi_max_vecs 0-u16max[c]
USER_DATA 0 bio->bi_next->bi_ioprio 0-u16max[c]
USER_DATA 0 bio->bi_next->bi_max_vecs 0-256[c]
NO_OVERFLOW_SIMPLE 0 bio->bi_bdev->bd_disk->queue->queue_hw_ctx
NO_OVERFLOW_SIMPLE 0 bio->bi_bdev->bd_disk->queue->stats
NO_OVERFLOW_SIMPLE 0 bio->bi_next->bi_iter.bi_sector
NO_OVERFLOW_SIMPLE 0 bio->bi_next->bi_max_vecs
NO_OVERFLOW_SIMPLE 0 bio->bi_pool->bio_pool.min_nr
NO_OVERFLOW_SIMPLE 0 bio->bi_pool->bvec_pool.min_nr
NO_OVERFLOW_SIMPLE 0 bio->bio.bi_max_vecs
UNITS 0 bio unit_jiffy
LOCK2 &bfqd->lock
LOCK2 irq
HALF_LOCKED2 0 &bio->bi_bdev->bd_queue->queue_lock
TYPE_LOCK (struct bfq_data)->lock

block/bfq-cgroup.c bfq_bio_bfqg() -> bio_associate_blkg_from_css()

Type Parameter Key Value
PARAM_VALUE 0 bio 4096-ptr_max
PARAM_VALUE 0 bio->bi_bdev->bd_queue->dev->power.wakeirq->status 0-4294967295
BUF_SIZE 0 bio (-1)-0,4,24,32,64,144-s32max
BUF_SIZE 0 bio (-1)-0,4,24,32,64,144-s32max
DATA_SOURCE 0 bio $1
STR_LEN 0 bio->bi_private (-1)
NOSPEC 0 bio->bi_iter.bi_sector
NOSPEC 0 bio->bi_iter.bi_size
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA 0 bio->bi_bdev->bd_queue->last_merge->__sector 0-18446744073709551614
HOST_DATA 0 bio->bi_iter.bi_sector 0-u64max
HOST_DATA 0 bio->bi_iter.bi_size 0-u32max[c]
HOST_DATA 0 bio->bi_max_vecs 0-u16max[c]
USER_DATA 0 bio->bi_ioprio 0-u16max
USER_DATA 0 bio->bi_iter.bi_sector 0-u64max
USER_DATA 0 bio->bi_iter.bi_size 0-u32max
USER_DATA 0 bio->bi_max_vecs 0-u16max[c]
USER_DATA 0 bio->bi_next->bi_ioprio 0-u16max[c]
USER_DATA 0 bio->bi_next->bi_max_vecs 0-256[c]
NO_OVERFLOW_SIMPLE 0 bio->bi_bdev->bd_disk->queue->queue_hw_ctx
NO_OVERFLOW_SIMPLE 0 bio->bi_bdev->bd_disk->queue->stats
NO_OVERFLOW_SIMPLE 0 bio->bi_next->bi_iter.bi_sector
NO_OVERFLOW_SIMPLE 0 bio->bi_next->bi_max_vecs
NO_OVERFLOW_SIMPLE 0 bio->bi_pool->bio_pool.min_nr
NO_OVERFLOW_SIMPLE 0 bio->bi_pool->bvec_pool.min_nr
NO_OVERFLOW_SIMPLE 0 bio->bio.bi_max_vecs
UNITS 0 bio unit_jiffy
LOCK2 &bfqd->lock
LOCK2 irq
HALF_LOCKED2 0 &bio->bi_bdev->bd_queue->queue_lock
TYPE_LOCK (struct bfq_data)->lock