bio_copy_data identifier - Linux source code next-20260811

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linux

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FIXME
- FIXME
  - next-20260811

Documented in 1 files:

block/bio.c, line 1661

Defined in 1 files as a prototype:

include/linux/bio.h, line 536 (as a prototype)

Defined in 1 files as a function:

block/bio.c, line 1669 (as a function)

Referenced in 5 files:

Smatch caller information:

drivers/md/bcache/request.c cached_dev_read_done() -> bio_copy_data()

Type	Parameter	Key	Value
PARAM_VALUE	0	dst	4096-ptr_max
PARAM_VALUE	0	dst->bi_blkg	0,4096-ptr_max
PARAM_VALUE	1	src	4096-ptr_max
PARAM_VALUE	1	src->__bi_cnt.counter	0
PARAM_VALUE	1	src->__bi_nr_segments	0
PARAM_VALUE	1	src->__bi_remaining.counter	1
PARAM_VALUE	1	src->bi_bdev->bd_disk->queue->blkg_list.next	4096-ptr_max
PARAM_VALUE	1	src->bi_bdev->bd_disk->queue->blkg_list.next->next	4096-ptr_max
PARAM_VALUE	1	src->bi_bdev->bd_queue->queue_lock.rlock.dep_map->name	0-255
PARAM_VALUE	1	src->bi_bvec_gap_bit	0
PARAM_VALUE	1	src->bi_cookie	0
PARAM_VALUE	1	src->bi_crypt_context	0
PARAM_VALUE	1	src->bi_end_io	0
PARAM_VALUE	1	src->bi_flags	0
PARAM_VALUE	1	src->bi_integrity	0
PARAM_VALUE	1	src->bi_io_vec	4096-ptr_max
PARAM_VALUE	1	src->bi_io_vec->bv_len	1-4096
PARAM_VALUE	1	src->bi_io_vec->bv_offset	0-4095
PARAM_VALUE	1	src->bi_iocost_cost	0
PARAM_VALUE	1	src->bi_ioprio	0
PARAM_VALUE	1	src->bi_iter.bi_idx	0
PARAM_VALUE	1	src->bi_iter.bi_offset	0
PARAM_VALUE	1	src->bi_iter.bi_size	512-4294966784
PARAM_VALUE	1	src->bi_max_vecs	0
PARAM_VALUE	1	src->bi_next	0
PARAM_VALUE	1	src->bi_opf	0
PARAM_VALUE	1	src->bi_pool	0
PARAM_VALUE	1	src->bi_private	0
PARAM_VALUE	1	src->bi_status	0
PARAM_VALUE	1	src->bi_write_hint	0
PARAM_VALUE	1	src->bi_write_stream	0
PARAM_VALUE	1	src->issue_time_ns	0
BIT_INFO	1	src->bi_iter.bi_size	0x0,0xfffffe00
MEM_ZERO	1	src
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/md/raid1.c alloc_behind_master_bio() -> bio_copy_data()

Type	Parameter	Key	Value
PARAM_VALUE	0	dst	4096-ptr_max
PARAM_VALUE	0	dst->__bi_cnt.counter	1
PARAM_VALUE	0	dst->__bi_nr_segments	u32max
PARAM_VALUE	0	dst->__bi_remaining.counter	1
PARAM_VALUE	0	dst->bi_bdev	0
PARAM_VALUE	0	dst->bi_bdev->bd_disk->queue->blkg_list.next	4096-ptr_max
PARAM_VALUE	0	dst->bi_bdev->bd_disk->queue->blkg_list.next->next	4096-ptr_max
PARAM_VALUE	0	dst->bi_bdev->bd_queue	4096-ptr_max
PARAM_VALUE	0	dst->bi_bdev->bd_queue->queue_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dst->bi_bvec_gap_bit	0
PARAM_VALUE	0	dst->bi_cookie	u32max
PARAM_VALUE	0	dst->bi_crypt_context	0
PARAM_VALUE	0	dst->bi_end_io	0
PARAM_VALUE	0	dst->bi_flags	0
PARAM_VALUE	0	dst->bi_integrity	0
PARAM_VALUE	0	dst->bi_iocost_cost	0
PARAM_VALUE	0	dst->bi_ioprio	0
PARAM_VALUE	0	dst->bi_iter.bi_idx	0
PARAM_VALUE	0	dst->bi_iter.bi_offset	0
PARAM_VALUE	0	dst->bi_iter.bi_sector	0
PARAM_VALUE	0	dst->bi_max_vecs	1-4,16,64,128,256
PARAM_VALUE	0	dst->bi_next	0
PARAM_VALUE	0	dst->bi_pool	4096-ptr_max
PARAM_VALUE	0	dst->bi_private	0
PARAM_VALUE	0	dst->bi_status	0
PARAM_VALUE	0	dst->bi_write_hint	0
PARAM_VALUE	0	dst->bi_write_stream	0
PARAM_VALUE	0	dst->issue_time_ns	0
PARAM_VALUE	1	src	4096-ptr_max
PARAM_VALUE	1	src->bi_bdev->bd_disk->queue->mq_kobj->release.wq->dfl_pwq	0-s64max
PARAM_VALUE	1	src->bi_bdev->bd_disk->queue->mq_kobj->release.wq->saved_max_active	s32min-s32max
PARAM_VALUE	1	src->bi_bdev->bd_disk->queue->mq_kobj->release.wq->saved_min_active	s32min-s32max
PARAM_VALUE	1	src->bi_bdev->bd_queue->dev->power.wakeirq->status	0-4294967295
PARAM_VALUE	1	src->bi_bdev->bd_queue->mq_kobj->release.wq->dfl_pwq	0-s64max
PARAM_VALUE	1	src->bi_bdev->bd_queue->mq_kobj->release.wq->saved_max_active	s32min-s32max
PARAM_VALUE	1	src->bi_bdev->bd_queue->mq_kobj->release.wq->saved_min_active	s32min-s32max
PARAM_VALUE	1	src->bi_bdev->bd_queue->stats->accounting	s32min-s32max
PARAM_VALUE	1	src->bi_end_io	592052204116324352
PARAM_VALUE	1	src->bi_iter.bi_size	1-u32max
PARAM_VALUE	1	src->bi_opf	0,65536-u32max
PARAM_VALUE	1	src->bi_private	0
BUF_SIZE	0	dst->bi_pool	624
DATA_SOURCE	0	dst	r bio_alloc_bioset
DATA_SOURCE	1	src	$1
STR_LEN	1	src->bi_private	(-1)
CONSTRAINT	0	dst->bi_vcnt	<2993
NOSPEC	1	src->bi_iter.bi_sector
NOSPEC	1	src->bi_iter.bi_size
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA	0	dst->bi_max_vecs	1-4,16,64,128,256[c]
HOST_DATA	1	src->bi_bdev->bd_queue->last_merge->__sector	0-18446744073709551614
HOST_DATA	1	src->bi_iter.bi_sector	0-u64max
HOST_DATA	1	src->bi_iter.bi_size	512-4294966272[c]
HOST_DATA	1	src->bi_max_vecs	0-4,16,64,128,256[c]
USER_DATA	0	dst->bi_max_vecs	1-4,16,64,128,256[c]
USER_DATA	1	src->bi_ioprio	0-u16max
USER_DATA	1	src->bi_iter.bi_sector	0-u64max
USER_DATA	1	src->bi_iter.bi_size	512-4294966272[c]
USER_DATA	1	src->bi_max_vecs	0-4,16,64,128,256[c]
USER_DATA	1	src->bi_next->bi_ioprio	0-u16max[c]
USER_DATA	1	src->bi_next->bi_max_vecs	0-256[c]
NO_OVERFLOW_SIMPLE	0	dst->bi_pool->bio_pool.min_nr
NO_OVERFLOW_SIMPLE	0	dst->bi_pool->bvec_pool.min_nr
NO_OVERFLOW_SIMPLE	1	src->bi_bdev->bd_disk->queue->queue_hw_ctx
NO_OVERFLOW_SIMPLE	1	src->bi_bdev->bd_disk->queue->stats
NO_OVERFLOW_SIMPLE	1	src->bi_next->bi_iter.bi_sector
NO_OVERFLOW_SIMPLE	1	src->bi_next->bi_max_vecs
NO_OVERFLOW_SIMPLE	1	src->bi_pool->bio_pool.min_nr
NO_OVERFLOW_SIMPLE	1	src->bi_pool->bvec_pool.min_nr
NO_OVERFLOW_SIMPLE	1	src->bio.bi_max_vecs
HALF_LOCKED2		&md->io_barrier
HALF_LOCKED2	1	&src->bi_bdev->bd_queue->queue_lock

drivers/md/raid1.c process_checks() -> bio_copy_data()

Type	Parameter	Key	Value
PARAM_VALUE	0	dst	4096-ptr_max
PARAM_VALUE	0	dst->bi_end_io	6834099099447353344
PARAM_VALUE	0	dst->bi_status	0
PARAM_VALUE	1	src	4096-ptr_max
CAPPED_DATA	0	dst->bi_vcnt	1
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/md/dm-crypt.c kcryptd_crypt_read_done() -> bio_copy_data()

Type	Parameter	Key	Value
PARAM_VALUE	1	src	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/md/dm-crypt.c kcryptd_crypt_write_convert() -> bio_copy_data()

Type	Parameter	Key	Value
PARAM_VALUE	0	dst	4096-ptr_max
PARAM_VALUE	0	dst->__bi_cnt.counter	1
PARAM_VALUE	0	dst->__bi_nr_segments	u32max
PARAM_VALUE	0	dst->__bi_remaining.counter	1
PARAM_VALUE	0	dst->bi_bdev->bd_disk->queue->blkg_list.next	4096-ptr_max
PARAM_VALUE	0	dst->bi_bdev->bd_disk->queue->blkg_list.next->next	4096-ptr_max
PARAM_VALUE	0	dst->bi_bdev->bd_queue	4096-ptr_max
PARAM_VALUE	0	dst->bi_bdev->bd_queue->queue_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dst->bi_bvec_gap_bit	0
PARAM_VALUE	0	dst->bi_cookie	u32max
PARAM_VALUE	0	dst->bi_crypt_context	0
PARAM_VALUE	0	dst->bi_end_io	1100162144628105216
PARAM_VALUE	0	dst->bi_flags	0
PARAM_VALUE	0	dst->bi_integrity	0,4096-ptr_max
PARAM_VALUE	0	dst->bi_iocost_cost	0
PARAM_VALUE	0	dst->bi_iter.bi_bvec_done	0
PARAM_VALUE	0	dst->bi_iter.bi_idx	0
PARAM_VALUE	0	dst->bi_max_vecs	0-4,16,64,128,256
PARAM_VALUE	0	dst->bi_next	0
PARAM_VALUE	0	dst->bi_pool	4096-ptr_max
PARAM_VALUE	0	dst->bi_private	4096-ptr_max
PARAM_VALUE	0	dst->bi_status	0
PARAM_VALUE	0	dst->bi_write_hint	0
PARAM_VALUE	0	dst->bi_write_stream	0
PARAM_VALUE	0	dst->issue_time_ns	0
PARAM_VALUE	1	src	4096-ptr_max
DATA_SOURCE	0	dst	r crypt_alloc_buffer
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE	0	dst->bi_pool->bio_pool.min_nr
NO_OVERFLOW_SIMPLE	0	dst->bi_pool->bvec_pool.min_nr

drivers/md/raid10.c sync_request_write() -> bio_copy_data()

Type	Parameter	Key	Value
PARAM_VALUE	0	dst	4096-ptr_max
PARAM_VALUE	0	dst->__bi_nr_segments	0
PARAM_VALUE	0	dst->bi_bdev->bd_queue	4096-ptr_max
PARAM_VALUE	0	dst->bi_bvec_gap_bit	0
PARAM_VALUE	0	dst->bi_cookie	0
PARAM_VALUE	0	dst->bi_end_io	9012089174756847616
PARAM_VALUE	0	dst->bi_iocost_cost	0
PARAM_VALUE	0	dst->bi_ioprio	0
PARAM_VALUE	0	dst->bi_iter.bi_idx	0
PARAM_VALUE	0	dst->bi_iter.bi_offset	0
PARAM_VALUE	0	dst->bi_iter.bi_size	0
PARAM_VALUE	0	dst->bi_max_vecs	0
PARAM_VALUE	0	dst->bi_pool	0
PARAM_VALUE	0	dst->bi_private	4096-ptr_max
PARAM_VALUE	0	dst->bi_status	0,9
PARAM_VALUE	0	dst->bi_vcnt	0
PARAM_VALUE	0	dst->bi_write_hint	0
PARAM_VALUE	0	dst->bi_write_stream	0
PARAM_VALUE	0	dst->issue_time_ns	0
PARAM_VALUE	1	src	4096-ptr_max
PARAM_VALUE	1	src->bi_iter.bi_idx	0
PARAM_VALUE	1	src->bi_iter.bi_size	0,512-4294966784
BUF_SIZE	0	dst->bi_private	1-s32max
PARAM_COMPARE	0	dst	== $1
PARAM_COMPARE	1	src	== $0
PARAM_COMPARE	1	src	== $0
BIT_INFO	1	src->bi_iter.bi_size	0x0,0xfffffe00
MEM_ZERO	0	dst
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/md/raid10.c sync_request_write() -> bio_copy_data()

Type	Parameter	Key	Value
PARAM_VALUE	0	dst	4096-ptr_max
PARAM_VALUE	0	dst->bi_end_io	1-u64max
PARAM_VALUE	1	src	4096-ptr_max
PARAM_VALUE	1	src->bi_iter.bi_idx	0
PARAM_VALUE	1	src->bi_iter.bi_size	0,512-4294966784
CAPPED_DATA	1	src	1
BIT_INFO	1	src->bi_iter.bi_size	0x0,0xfffffe00
TASK_NOT_RUNNING
NOCHECK_CALL