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Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

drivers/vhost/net.c handle_tx_copy() -> (struct proto_ops)->sendmsg()

Type Parameter Key Value
PARAM_VALUE 0 sock 4096-ptr_max
PARAM_VALUE 0 sock->ops 4096-ptr_max
PARAM_VALUE 0 sock->sk 4096-ptr_max
PARAM_VALUE 1 m 6841281207476211712
PARAM_VALUE 1 m->msg_control 0,602876650504908800,9010618188788781056
PARAM_VALUE 1 m->msg_control_is_user 0
PARAM_VALUE 1 m->msg_control_user 0,602876650504908800,9010618188788781056
PARAM_VALUE 1 m->msg_controllen 0,16
PARAM_VALUE 1 m->msg_flags 64,32832
PARAM_VALUE 1 m->msg_get_inq 0
PARAM_VALUE 1 m->msg_inq 0
PARAM_VALUE 1 m->msg_iter.__iov 0,4096-u64max
PARAM_VALUE 1 m->msg_iter.bvec 0,4096-u64max
PARAM_VALUE 1 m->msg_name 0
PARAM_VALUE 1 m->msg_namelen 0
PARAM_VALUE 1 m->msg_ubuf 0
PARAM_VALUE 1 m->sg_from_iter 0
BUF_SIZE 0 sock s32min-(-2),1-s32max
BUF_SIZE 0 sock s32min-(-2),1-s32max
DATA_SOURCE 0 sock $1
CONTAINER 0 -144-32+0 $(-1)
TASK_NOT_RUNNING
LOCK2 &vq->mutex
TYPE_LOCK (struct vhost_virtqueue)->mutex

drivers/vhost/net.c handle_tx_zerocopy() -> (struct proto_ops)->sendmsg()

Type Parameter Key Value
PARAM_VALUE 0 sock 4096-ptr_max
PARAM_VALUE 0 sock->ops 4096-ptr_max
PARAM_VALUE 1 m 4386511803419406336
PARAM_VALUE 1 m->msg_control 0,602876650504908800
PARAM_VALUE 1 m->msg_control_is_user 0
PARAM_VALUE 1 m->msg_control_user 0,602876650504908800
PARAM_VALUE 1 m->msg_controllen 0,16
PARAM_VALUE 1 m->msg_flags 64,32832
PARAM_VALUE 1 m->msg_get_inq 0
PARAM_VALUE 1 m->msg_inq 0
PARAM_VALUE 1 m->msg_iter.__iov 0,4096-u64max
PARAM_VALUE 1 m->msg_iter.bvec 0,4096-u64max
PARAM_VALUE 1 m->msg_name 0
PARAM_VALUE 1 m->msg_namelen 0
PARAM_VALUE 1 m->msg_ubuf 0
PARAM_VALUE 1 m->sg_from_iter 0
BUF_SIZE 0 sock s32min-(-2),1-s32max
BUF_SIZE 0 sock s32min-(-2),1-s32max
DATA_SOURCE 0 sock $1
CONTAINER 0 -144-32+0 $(-1)
TASK_NOT_RUNNING
LOCK2 &vq->mutex
TYPE_LOCK (struct vhost_virtqueue)->mutex

drivers/vhost/net.c vhost_tx_batch() -> (struct proto_ops)->sendmsg()

Type Parameter Key Value
PARAM_VALUE 0 sock 4096-ptr_max
PARAM_VALUE 0 sock->ops 4096-ptr_max
PARAM_VALUE 1 m 4386511803419406336,6841281207476211712
PARAM_VALUE 1 m->msg_control 9010618188788781056
PARAM_VALUE 1 m->msg_control_user 9010618188788781056
PARAM_VALUE 1 m->msg_controllen 16
PARAM_VALUE 1 m->msg_flags 64,32832
PARAM_VALUE 1 m->msg_inq 0
PARAM_VALUE 1 m->msg_name 0
PARAM_VALUE 1 m->msg_ubuf 0
PARAM_VALUE 2 size 0
BUF_SIZE 0 sock s32min-(-2),1-s32max
BUF_SIZE 0 sock s32min-(-2),1-s32max
BUF_SIZE 1 m->msg_control 16
DATA_SOURCE 0 sock $2
DATA_SOURCE 1 m $3
CONTAINER 0 -144-32+0 $(-1)
TASK_NOT_RUNNING
LOCK2 &vq->mutex
TYPE_LOCK (struct vhost_virtqueue)->mutex

net/smc/af_smc.c smc_sendmsg() -> (struct proto_ops)->sendmsg()

Type Parameter Key Value
PARAM_VALUE 0 sock 4096-ptr_max
PARAM_VALUE 0 sock->ops 4096-ptr_max
PARAM_VALUE 1 m 4096-ptr_max
BUF_SIZE 1 m->msg_control (-1)-0,16,24,36-s32max
BUF_SIZE 1 m->msg_name (-1)-0,12,28,128
BUF_SIZE 1 m->msg_ubuf (-1),16
DATA_SOURCE 1 m $1
DATA_SOURCE 2 size $2
CONTAINER 0 *(-144-32+0) $(-1)
NOSPEC 1 m->msg_iter.count
TASK_NOT_RUNNING
USER_DATA 1 m->msg_controllen 0-s32max[c]
USER_DATA 1 m->msg_flags 0-u32max[c]
USER_DATA 1 m->msg_iter.count 1-18446744073709551614
USER_DATA 1 m->msg_iter.iov_offset 0-u64max[c]
USER_DATA 1 m->msg_namelen 0-128
USER_DATA 1 *m->msg_name s64min-s64max
USER_DATA 2 size 0-u64max
USER_PTR 1 m->msg_control
USER_PTR 1 m->msg_name
LOCK2 sk
HALF_LOCKED2 &vq->mutex
HALF_LOCKED2 sk

drivers/target/iscsi/iscsi_target_util.c iscsit_fe_sendpage_sg() -> (struct proto_ops)->sendmsg()

Type Parameter Key Value
PARAM_VALUE 0 sock 4096-ptr_max
PARAM_VALUE 0 sock->ops 4096-ptr_max
PARAM_VALUE 1 m 5963178619889430528
PARAM_VALUE 1 m->msg_control 0
PARAM_VALUE 1 m->msg_control_is_user 0
PARAM_VALUE 1 m->msg_control_user 0
PARAM_VALUE 1 m->msg_controllen 0
PARAM_VALUE 1 m->msg_flags 134217728
PARAM_VALUE 1 m->msg_get_inq 0
PARAM_VALUE 1 m->msg_inq 0
PARAM_VALUE 1 m->msg_name 0
PARAM_VALUE 1 m->msg_namelen 0
PARAM_VALUE 1 m->msg_ubuf 0
PARAM_VALUE 1 m->sg_from_iter 0
CAPPED_DATA 2 size 1
CONTAINER 0 *(-144-32+0) $(-1)
TASK_NOT_RUNNING

net/socket.c sock_sendmsg_nosec() -> sock_sendmsg_nosec ptr __f1()

Type Parameter Key Value
PARAM_VALUE 1 m 4096-ptr_max
PARAM_VALUE 2 size 0-1000000000
BUF_SIZE 0 sock s32min-(-1),1-s32max
BUF_SIZE 0 sock s32min-(-1),1-s32max
BUF_SIZE 1 m->msg_control (-1),16,24,36-s32max
BUF_SIZE 1 m->msg_name (-1),12,28,128
BUF_SIZE 1 m->msg_ubuf (-1),16
DATA_SOURCE 0 sock $0
DATA_SOURCE 1 m $1
RX_PATH
TASK_NOT_RUNNING
USER_DATA 1 m->msg_controllen 0-4000000[c]
USER_DATA 1 m->msg_flags 0-u32max[c]
USER_DATA 1 m->msg_iter.iov_offset 0-u64max[c]
USER_DATA 1 m->msg_namelen 0-128
USER_DATA 1 *m->msg_name s64min-s64max
USER_DATA 2 size 0-1000000000
NO_OVERFLOW_SIMPLE 0 sock->sk->sk_backlog.len
NO_OVERFLOW_SIMPLE 0 sock->sk->sk_receive_queue.prev->end
NO_OVERFLOW_SIMPLE 0 sock->sk->sk_receive_queue.prev->len
NO_OVERFLOW_SIMPLE 0 sock->sk->sk_receive_queue.prev->next->end
NO_OVERFLOW_SIMPLE 0 sock->sk->sk_receive_queue.prev->next->len
NO_OVERFLOW_SIMPLE 0 sock->sk->sk_receive_queue.prev->next->tail
NO_OVERFLOW_SIMPLE 0 sock->sk->sk_receive_queue.prev->next->truesize
NO_OVERFLOW_SIMPLE 0 sock->sk->sk_receive_queue.prev->tail
NO_OVERFLOW_SIMPLE 0 sock->sk->sk_receive_queue.prev->truesize
NO_OVERFLOW_SIMPLE 0 sock->sk->sk_write_queue.next->end
NO_OVERFLOW_SIMPLE 0 sock->sk->sk_write_queue.next->prev->end
NO_OVERFLOW_SIMPLE 0 sock->sk->sk_write_queue.next->prev->tail
NO_OVERFLOW_SIMPLE 0 sock->sk->sk_write_queue.next->prev->truesize
NO_OVERFLOW_SIMPLE 0 sock->sk->sk_write_queue.next->tail
NO_OVERFLOW_SIMPLE 0 sock->sk->sk_write_queue.next->truesize
NO_OVERFLOW_SIMPLE 1 m->msg_iter.count
USER_PTR 1 m->msg_control
USER_PTR 1 m->msg_name