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Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

drivers/net/ethernet/spacemit/k1_emac.c emac_tx_mem_map() -> emac_tx_map_frag()

Type Parameter Key Value
PARAM_VALUE 0 dev 4096-ptr_max
PARAM_VALUE 1 tx_desc 6908564390906650624
PARAM_VALUE 3 skb 4096-ptr_max
PARAM_VALUE 3 skb->dev->ethtool_ops->get_link_ext_state 0-9223372036854775807
PARAM_VALUE 3 skb->dev->ethtool_ops->get_mm_stats 0-9223372036854775807
PARAM_VALUE 3 skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560
PARAM_VALUE 3 skb->dev->nd_net.net->ipv4.fqdir->f->qsize 0,304,320
PARAM_VALUE 3 skb->dev->rtnl_link_ops->maxtype 0-6,8-10,15,18,20,22,24,34,50
PARAM_VALUE 4 frag_idx 0-255
BUF_SIZE 0 dev 1616
BUF_SIZE 2 tx_buf->skb (-1)-s32max
BUF_SIZE 3 skb (-1)-s32max
BUF_SIZE 3 skb (-1)-s32max
CAPPED_DATA 4 frag_idx 1
DATA_SOURCE 3 skb $1
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 2 tx_buf->skb->csum_offset 0-u16max
HOST_DATA 2 tx_buf->skb->data_len 0-2147483648[c]
HOST_DATA 2 tx_buf->skb->len 0-u32max[c]
HOST_DATA 2 tx_buf->skb->tstamp 500000002-4294967299794967295[c]
HOST_DATA 2 tx_buf->skb->users.refs.counter s32min-0,2-s32max
HOST_DATA 3 skb->csum_offset 0-u16max
HOST_DATA 3 skb->data_len 0-2147483648[c]
HOST_DATA 3 skb->len 0-u32max[c]
HOST_DATA 3 skb->next->csum_offset 0-u16max
HOST_DATA 3 skb->next->data_len 0-u32max[c]
HOST_DATA 3 skb->next->len 1-u32max[c]
HOST_DATA 3 skb->prev->csum_offset 0-u16max
HOST_DATA 3 skb->prev->data_len 0-u32max[c]
HOST_DATA 3 skb->prev->len 0-u32max[c]
HOST_DATA 3 skb->prev->truesize 0-u32max
HOST_DATA 3 skb->prev->tstamp 500000002-4294967299794967295[c]
HOST_DATA 3 skb->prev->users.refs.counter s32min-0,2-s32max
HOST_DATA 3 skb->tstamp 500000002-4294967299794967295[c]
HOST_DATA 3 skb->users.refs.counter s32min-0,2-s32max
HOST_DATA 3 *skb->data 0-255
NO_OVERFLOW_SIMPLE 2 tx_buf->skb->data_len
NO_OVERFLOW_SIMPLE 2 tx_buf->skb->end
NO_OVERFLOW_SIMPLE 2 tx_buf->skb->len
NO_OVERFLOW_SIMPLE 2 tx_buf->skb->tail
NO_OVERFLOW_SIMPLE 2 tx_buf->skb->truesize
NO_OVERFLOW_SIMPLE 3 skb->data_len
NO_OVERFLOW_SIMPLE 3 skb->dev->group
NO_OVERFLOW_SIMPLE 3 skb->dev->num_tc
NO_OVERFLOW_SIMPLE 3 skb->dev->real_num_rx_queues
NO_OVERFLOW_SIMPLE 3 skb->dev->real_num_tx_queues
NO_OVERFLOW_SIMPLE 3 skb->dev->stats.rx_bytes
NO_OVERFLOW_SIMPLE 3 skb->dev->stats.tx_bytes
NO_OVERFLOW_SIMPLE 3 skb->dev->tx_queue_len
NO_OVERFLOW_SIMPLE 3 skb->end
NO_OVERFLOW_SIMPLE 3 skb->extensions
NO_OVERFLOW_SIMPLE 3 skb->len
NO_OVERFLOW_SIMPLE 3 skb->prev->data_len
NO_OVERFLOW_SIMPLE 3 skb->prev->end
NO_OVERFLOW_SIMPLE 3 skb->prev->len
NO_OVERFLOW_SIMPLE 3 skb->prev->tail
NO_OVERFLOW_SIMPLE 3 skb->prev->truesize
NO_OVERFLOW_SIMPLE 3 skb->sk->sk_backlog.len
NO_OVERFLOW_SIMPLE 3 skb->tail
NO_OVERFLOW_SIMPLE 3 skb->truesize
USER_PTR 2 tx_buf->skb->data
HALF_LOCKED2 &ndev->tx_global_lock
HALF_LOCKED2 &txq->_xmit_lock
HALF_LOCKED2 bh
HALF_LOCKED2 flags
HALF_LOCKED2 rcu_read