iov_iter_init identifier - Linux source code next-20260811

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- FIXME
  - next-20260811

Defined in 1 files as a prototype:

include/linux/uio.h, line 291 (as a prototype)

Defined in 1 files as a function:

lib/iov_iter.c, line 174 (as a function)

Referenced in 12 files:

Smatch caller information:

lib/iov_iter.c __import_iovec() -> iov_iter_init()

Type	Parameter	Key	Value
PARAM_VALUE	1	direction	0-1
PARAM_VALUE	2	iov	0-ptr_max
PARAM_VALUE	3	nr_segs	0,2-1024
BUF_SIZE	2	iov	(-1),16-16384
BUF_SIZE	2	iov	(-1),16-16384
CAPPED_DATA	3	nr_segs	1
DATA_SOURCE	0	i	$5
DATA_SOURCE	1	direction	$0
DATA_SOURCE	2	iov	r iovec_from_user
DATA_SOURCE	3	nr_segs	$2
NOSPEC	3	nr_segs
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA	3	nr_segs	0,2-1024[c]
UNITS	3	nr_segs	unit_byte
HALF_LOCKED2		&ctx->uring_lock

drivers/vhost/vhost.c get_indirect() -> iov_iter_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	i	4326463889905065984
PARAM_VALUE	1	direction	1
PARAM_VALUE	3	nr_segs	0-s32max
CAPPED_DATA	4	count	1
DATA_SOURCE	3	nr_segs	r translate_desc
DATA_SOURCE	4	count	r vhost32_to_cpu
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA	4	count	0-u32max[c]
USER_DATA	4	count	0-u32max[c]
HALF_LOCKED2		&vq->mutex
HALF_LOCKED2		&vq->mutex
TYPE_LOCK		(struct vhost_virtqueue)->mutex

drivers/vhost/vhost.c vhost_copy_from_user() -> iov_iter_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	i	5945541584224477184
PARAM_VALUE	1	direction	1
PARAM_VALUE	3	nr_segs	0-s32max
PARAM_VALUE	4	count	16
BUF_SIZE	2	iov	1024
DATA_SOURCE	3	nr_segs	r translate_desc
DATA_SOURCE	4	count	$3
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	4	count	unit_byte
HALF_LOCKED2		&vq->mutex
HALF_LOCKED2		&vq->mutex
TYPE_LOCK		(struct vhost_virtqueue)->mutex

drivers/vhost/vhost.c vhost_copy_to_user() -> iov_iter_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	i	9112891762638348288
PARAM_VALUE	1	direction	0
PARAM_VALUE	3	nr_segs	0-s32max
BUF_SIZE	2	iov	1024
CAPPED_DATA	4	count	1
DATA_SOURCE	3	nr_segs	r translate_desc
DATA_SOURCE	4	count	$3
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&vq->mutex

drivers/vhost/vringh.c copy_from_iotlb() -> iov_iter_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	i	9184928490013982720
PARAM_VALUE	1	direction	1
PARAM_VALUE	3	nr_segs	1-s32max
NOCHECK_CALL

drivers/vhost/vringh.c copy_to_iotlb() -> iov_iter_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	i	561911438965960704
PARAM_VALUE	1	direction	0
PARAM_VALUE	3	nr_segs	1-s32max
NOCHECK_CALL

drivers/fsi/fsi-sbefifo.c sbefifo_user_read() -> iov_iter_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	i	6353765128256086016
PARAM_VALUE	1	direction	0
PARAM_VALUE	2	iov	910371942291525632
PARAM_VALUE	3	nr_segs	1
PARAM_VALUE	4	count	0-1000000000,2147479552
DATA_SOURCE	4	count	$2
FUZZY_MAX	4	count	2147479552
BIT_INFO	4	count	0x0,0x7ffffffc
BIT_INFO	4	count	0x0,0x7ffffffc
NOCHECK_CALL
USER_DATA	2	iov->iov_len	0-1000000000
USER_DATA	4	count	0-1000000000
LOCK2		&user->file_lock
TYPE_LOCK		(struct sbefifo_user)->file_lock

drivers/net/ppp/ppp_generic.c ppp_read() -> iov_iter_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	i	4919810858291347456
PARAM_VALUE	1	direction	0
PARAM_VALUE	2	iov	1487806108612141056
PARAM_VALUE	3	nr_segs	1
PARAM_VALUE	4	count	0-1000000000,2147479552
DATA_SOURCE	4	count	$2
FUZZY_MAX	4	count	2147479552
NOCHECK_CALL
USER_DATA	2	iov->iov_len	0-1000000000
USER_DATA	4	count	0-1000000000
UNITS	4	count	unit_byte

drivers/acpi/pfr_update.c pfru_write() -> iov_iter_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	i	9171719215284158464
PARAM_VALUE	1	direction	1
PARAM_VALUE	2	iov	225399883685109760
PARAM_VALUE	3	nr_segs	1
PARAM_VALUE	4	count	0-1000000000,2147479552
CAPPED_DATA	4	count	1
CAPPED_DATA	4	count	1
DATA_SOURCE	4	count	$2
FUZZY_MAX	4	count	2147479552
NOCHECK_CALL
USER_DATA	2	iov->iov_len	0-1000000000[c]
USER_DATA	4	count	0-1000000000[c]

fs/seq_file.c seq_read() -> iov_iter_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	i	2511125782718840832
PARAM_VALUE	1	direction	0
PARAM_VALUE	2	iov	8438245099990446080
PARAM_VALUE	3	nr_segs	1
PARAM_VALUE	4	count	0-1000000000,2147479552
DATA_SOURCE	4	count	$2
FUZZY_MAX	4	count	2147479552
NOCHECK_CALL
USER_DATA	2	iov->iov_len	0-1000000000
USER_DATA	4	count	0-1000000000

drivers/vhost/net.c handle_rx() -> iov_iter_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	i	677290564554768
PARAM_VALUE	1	direction	0
PARAM_VALUE	3	nr_segs	1
PARAM_VALUE	4	count	1
BUF_SIZE	2	iov	16384
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&vq->mutex
TYPE_LOCK		(struct vhost_virtqueue)->mutex

drivers/vhost/net.c handle_rx() -> iov_iter_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	i	677290564554768
PARAM_VALUE	1	direction	0
BUF_SIZE	2	iov	16384
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	4	count	unit_byte
LOCK2		&vq->mutex
TYPE_LOCK		(struct vhost_virtqueue)->mutex

drivers/vhost/net.c init_iov_iter() -> iov_iter_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	i	4386511803419406352,6841281207476211728
PARAM_VALUE	1	direction	1
PARAM_VALUE	3	nr_segs	0-s32max,18446744071562067968-u64max
BUF_SIZE	2	iov	16384
CAPPED_DATA	3	nr_segs	1
DATA_SOURCE	0	i	$1
DATA_SOURCE	3	nr_segs	$3
DATA_SOURCE	4	count	r iov_length
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&vq->mutex
TYPE_LOCK		(struct vhost_virtqueue)->mutex

io_uring/net.c io_recv_buf_select() -> iov_iter_init()

Type	Parameter	Key	Value
PARAM_VALUE	1	direction	0
PARAM_VALUE	3	nr_segs	0,2-s32max
DATA_SOURCE	3	nr_segs	r io_buffers_peek
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE	4	count

io_uring/net.c io_send_select_buffer() -> iov_iter_init()

Type	Parameter	Key	Value
PARAM_VALUE	1	direction	1
PARAM_VALUE	3	nr_segs	0,2-s32max
DATA_SOURCE	3	nr_segs	r io_buffers_select
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE	4	count

drivers/vhost/vsock.c vhost_transport_do_send_pkt() -> iov_iter_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	i	3788786165930684416
PARAM_VALUE	1	direction	0
PARAM_VALUE	2	iov	4096-ptr_max
PARAM_VALUE	4	count	44-u64max
BUF_SIZE	2	iov	16384
CAPPED_DATA	3	nr_segs	1
DATA_SOURCE	4	count	r iov_length
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	4	count	unit_byte
LOCK2		&vq->mutex
TYPE_LOCK		(struct vhost_virtqueue)->mutex

drivers/vhost/vsock.c vhost_vsock_alloc_skb() -> iov_iter_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	i	813215126194999296
PARAM_VALUE	1	direction	1
PARAM_VALUE	4	count	44-65580
BUF_SIZE	2	iov	16384
CAPPED_DATA	3	nr_segs	1
CAPPED_DATA	4	count	1
CAPPED_DATA	4	count	1
DATA_SOURCE	3	nr_segs	$1
DATA_SOURCE	4	count	r iov_length
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	4	count	unit_byte
LOCK2		&vq->mutex
TYPE_LOCK		(struct vhost_virtqueue)->mutex

fs/fuse/ioctl.c fuse_do_ioctl() -> iov_iter_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	i	4512535879257411584
PARAM_VALUE	1	direction	1
PARAM_VALUE	2	iov	0,4096-ptr_max
PARAM_VALUE	3	nr_segs	0-256
PARAM_VALUE	4	count	1-u64max
BUF_SIZE	2	iov	0,4096
BUF_SIZE	2	iov	0,4096
CAPPED_DATA	3	nr_segs	1
DATA_SOURCE	4	count	r iov_length
FUZZY_MAX	3	nr_segs	1
NOCHECK_CALL
USER_DATA	2	iov->iov_len	0-16383[c]

fs/fuse/ioctl.c fuse_do_ioctl() -> iov_iter_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	i	4512535879257411584
PARAM_VALUE	1	direction	0
PARAM_VALUE	3	nr_segs	0-256
PARAM_VALUE	4	count	0-u32max
BUF_SIZE	2	iov	0,4096,u64max
BUF_SIZE	2	iov	0,4096,u64max
CAPPED_DATA	3	nr_segs	1
CAPPED_DATA	4	count	1
DATA_SOURCE	4	count	r fuse_send_ioctl
FUZZY_MAX	3	nr_segs	1
NOCHECK_CALL
USER_DATA	2	iov->iov_len	0-16383[c]
UNITS	4	count	unit_byte

drivers/vhost/scsi.c vhost_scsi_complete_cmd_work() -> iov_iter_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	i	7101051262575710208
PARAM_VALUE	1	direction	0
PARAM_VALUE	4	count	108
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	3	nr_segs	unit_array_size
UNITS	4	count	unit_byte
LOCK2		&svq->vq.mutex
TYPE_LOCK		(struct vhost_virtqueue)->mutex

drivers/vhost/scsi.c vhost_scsi_get_desc() -> iov_iter_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	i	559487409486639176,5828244295369908296
PARAM_VALUE	1	direction	1
PARAM_VALUE	2	iov	4096-ptr_max
BUF_SIZE	2	iov	16384
DATA_SOURCE	4	count	r iov_length
MEM_ZERO	0	i
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	4	count	unit_byte
LOCK2		&vq->mutex
TYPE_LOCK		(struct vhost_virtqueue)->mutex

drivers/vhost/scsi.c vhost_scsi_handle_vq() -> iov_iter_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	i	6159719202867474432
PARAM_VALUE	1	direction	0
PARAM_VALUE	2	iov	4096-ptr_max
PARAM_VALUE	4	count	108-4294967403
BUF_SIZE	2	iov	16384
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	4	count	unit_byte
LOCK2		&vq->mutex
TYPE_LOCK		(struct vhost_virtqueue)->mutex

drivers/vhost/scsi.c vhost_scsi_send_an_resp() -> iov_iter_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	i	5070997358070403072
PARAM_VALUE	1	direction	0
PARAM_VALUE	2	iov	4096-ptr_max
PARAM_VALUE	4	count	5
BUF_SIZE	2	iov	16384
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	4	count	unit_byte
LOCK2		&vq->mutex
TYPE_LOCK		(struct vhost_virtqueue)->mutex

drivers/vhost/scsi.c vhost_scsi_send_bad_target() -> iov_iter_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	i	2369761774671327232
PARAM_VALUE	1	direction	0
PARAM_VALUE	2	iov	4096-ptr_max
PARAM_VALUE	4	count	1,5,108
BUF_SIZE	2	iov	16384
FUZZY_MAX	4	count	108
BIT_INFO	4	count	0x0,0x6d
BIT_INFO	4	count	0x0,0x6d
HARD_MAX	4	count	108
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	4	count	unit_byte
LOCK2		&vq->mutex
TYPE_LOCK		(struct vhost_virtqueue)->mutex

drivers/vhost/scsi.c vhost_scsi_send_status() -> iov_iter_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	i	789066928834891776
PARAM_VALUE	1	direction	0
PARAM_VALUE	4	count	108
NOCHECK_CALL
UNITS	4	count	unit_byte

drivers/vhost/scsi.c vhost_scsi_send_tmf_resp() -> iov_iter_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	i	4804368940871233536
PARAM_VALUE	1	direction	0
PARAM_VALUE	2	iov	4096-ptr_max
PARAM_VALUE	3	nr_segs	0-s32max,18446744071562067968-u64max
PARAM_VALUE	4	count	1
BUF_SIZE	2	iov	(-1),16384
BUF_SIZE	2	iov	(-1),16384
DATA_SOURCE	2	iov	$4
DATA_SOURCE	3	nr_segs	$2
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	4	count	unit_byte
HALF_LOCKED2		&tmf->svq->vq.mutex
HALF_LOCKED2		&vq->mutex
TYPE_LOCK		(struct vhost_virtqueue)->mutex