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Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

drivers/net/tap.c tap_read_iter() -> tap_do_read()

Type Parameter Key Value
PARAM_VALUE 1 to 4096-ptr_max
PARAM_VALUE 2 noblock 0-1
PARAM_VALUE 3 skb 0
BUF_SIZE 0 q s32min-(-2),1-s32max
BUF_SIZE 0 q s32min-(-2),1-s32max
DATA_SOURCE 1 to $1
FUZZY_MAX 2 noblock 1
NOSPEC 1 to->count
HARD_MAX 2 noblock 1
RX_PATH
TASK_NOT_RUNNING
USER_DATA 1 to->count 1-1000000000
USER_DATA 1 to->iov_offset 0-u64max[c]
HALF_LOCKED2 &pool->lock

drivers/net/tap.c tap_recvmsg() -> tap_do_read()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 1 to 4096-ptr_max
PARAM_VALUE 2 noblock 0,64
BUF_SIZE 3 skb (-1)-0,16-17,24
BUF_SIZE 3 skb (-1)-0,16-17,24
BIT_INFO 2 noblock 0x0,0x40
NOSPEC 1 to->count
RX_PATH
TASK_NOT_RUNNING
USER_DATA 1 to->count 0-u64max
USER_DATA 1 to->iov_offset 0-u64max[c]
USER_DATA 2 noblock 0,64[c]
HALF_LOCKED2 &vq->mutex
HALF_LOCKED2 sk