skb_get_tx_queue identifier - Linux source code next-20260811

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linux

Versions

FIXME
- FIXME
  - next-20260811

Defined in 1 files as a function:

include/linux/netdevice.h, line 2728 (as a function)

Referenced in 6 files:

Smatch caller information:

net/sched/sch_generic.c __skb_dequeue_bad_txq() -> skb_get_tx_queue()

Type	Parameter	Key	Value
PARAM_VALUE	1	skb	1-ptr_max
DATA_SOURCE	1	skb	r skb_peek
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
UNITS	0	dev	unit_byte
HALF_LOCKED2		&q->seqlock
HALF_LOCKED2		lock
HALF_LOCKED2		rcu_read
HALF_LOCKED2		root_lock

net/sched/sch_generic.c dequeue_skb() -> skb_get_tx_queue()

Type	Parameter	Key	Value
PARAM_VALUE	1	skb	4096-ptr_max
DATA_SOURCE	1	skb	r skb_peek
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
UNITS	0	dev	unit_byte
HALF_LOCKED2		&q->seqlock
HALF_LOCKED2		lock
HALF_LOCKED2		rcu_read
HALF_LOCKED2		root_lock

net/sched/sch_generic.c qdisc_restart() -> skb_get_tx_queue()

Type	Parameter	Key	Value
PARAM_VALUE	1	skb	4096-ptr_max
BUF_SIZE	1	skb	(-1)-s32max
BUF_SIZE	1	skb	(-1)-s32max
CAPPED_DATA	1	skb	1
DATA_SOURCE	1	skb	r dequeue_skb
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE	1	skb->end
NO_OVERFLOW_SIMPLE	1	skb->extensions
NO_OVERFLOW_SIMPLE	1	skb->next->end
UNITS	0	dev	unit_byte
HALF_LOCKED2		&q->seqlock
HALF_LOCKED2		rcu_read
HALF_LOCKED2		root_lock

drivers/net/ethernet/xilinx/xilinx_axienet_main.c axienet_dma_tx_cb() -> skb_get_tx_queue()

Type	Parameter	Key	Value
PARAM_VALUE	1	skb	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&ioat_chan->cleanup_lock
HALF_LOCKED2		&mv_chan->lock
HALF_LOCKED2		&pd_chan->lock
HALF_LOCKED2		&plxdev->ring_lock
HALF_LOCKED2		&swdma_chan->complete_lock
HALF_LOCKED2		&td_chan->lock
HALF_LOCKED2		bh

drivers/net/ethernet/xilinx/xilinx_axienet_main.c axienet_start_xmit_dmaengine() -> skb_get_tx_queue()

Type	Parameter	Key	Value
PARAM_VALUE	1	skb	4096-ptr_max
BUF_SIZE	1	skb	(-1)-s32max
BUF_SIZE	1	skb	(-1)-s32max
CAPPED_DATA	1	skb	1
DATA_SOURCE	1	skb	$0
RX_PATH
TASK_NOT_RUNNING
HOST_DATA	1	skb->csum_offset	0-u16max
HOST_DATA	1	skb->data_len	0-2147483648[c]
HOST_DATA	1	skb->len	0-u32max[c]
HOST_DATA	1	skb->next->csum_offset	0-u16max
HOST_DATA	1	skb->next->data_len	0-u32max[c]
HOST_DATA	1	skb->next->len	1-u32max[c]
HOST_DATA	1	skb->prev->csum_offset	0-u16max
HOST_DATA	1	skb->prev->data_len	0-u32max[c]
HOST_DATA	1	skb->prev->len	0-u32max[c]
HOST_DATA	1	skb->prev->truesize	0-u32max
HOST_DATA	1	skb->prev->tstamp	500000002-4294967299794967295[c]
HOST_DATA	1	skb->prev->users.refs.counter	s32min-0,2-s32max
HOST_DATA	1	skb->tstamp	500000002-4294967299794967295[c]
HOST_DATA	1	skb->users.refs.counter	s32min-0,2-s32max
HOST_DATA	1	*skb->data	0-255
NO_OVERFLOW_SIMPLE	1	skb->data_len
NO_OVERFLOW_SIMPLE	1	skb->dev->group
NO_OVERFLOW_SIMPLE	1	skb->dev->num_tc
NO_OVERFLOW_SIMPLE	1	skb->dev->proto_down
NO_OVERFLOW_SIMPLE	1	skb->dev->real_num_rx_queues
NO_OVERFLOW_SIMPLE	1	skb->dev->real_num_tx_queues
NO_OVERFLOW_SIMPLE	1	skb->dev->stats.rx_bytes
NO_OVERFLOW_SIMPLE	1	skb->dev->stats.tx_bytes
NO_OVERFLOW_SIMPLE	1	skb->dev->tx_queue_len
NO_OVERFLOW_SIMPLE	1	skb->end
NO_OVERFLOW_SIMPLE	1	skb->extensions
NO_OVERFLOW_SIMPLE	1	skb->len
NO_OVERFLOW_SIMPLE	1	skb->prev->data_len
NO_OVERFLOW_SIMPLE	1	skb->prev->end
NO_OVERFLOW_SIMPLE	1	skb->prev->len
NO_OVERFLOW_SIMPLE	1	skb->prev->tail
NO_OVERFLOW_SIMPLE	1	skb->prev->truesize
NO_OVERFLOW_SIMPLE	1	skb->tail
NO_OVERFLOW_SIMPLE	1	skb->truesize
HALF_LOCKED2		&ndev->tx_global_lock
HALF_LOCKED2		&txq->_xmit_lock
HALF_LOCKED2		bh
HALF_LOCKED2		flags
HALF_LOCKED2		rcu_read

net/core/pktgen.c pktgen_xmit() -> skb_get_tx_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	1	skb	1-u64max
BUF_SIZE	1	skb	(-1)-s32max
BUF_SIZE	1	skb	(-1)-s32max
USER_PTR	1	skb->data

net/ipv6/ioam6.c __ioam6_fill_trace_data() -> skb_get_tx_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->num_tx_queues	1-u32max
PARAM_VALUE	1	skb	4096-ptr_max
BUF_SIZE	1	skb	(-1)-s32max
BUF_SIZE	1	skb	(-1)-s32max
CAPPED_DATA	0	dev->ip6_ptr	1
DATA_SOURCE	0	dev	r skb_dst_dev_rcu
DATA_SOURCE	1	skb	$0
BIT_INFO	0	dev->flags	0x0,0xfffffff7
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HOST_DATA	1	skb->csum_offset	0-u16max
HOST_DATA	1	skb->data_len	0-u32max[c]
HOST_DATA	1	skb->len	0-u32max[c]
HOST_DATA	1	skb->prev->csum_offset	0-u16max
HOST_DATA	1	skb->prev->data_len	0-u32max[c]
HOST_DATA	1	skb->prev->len	0-u32max[c]
HOST_DATA	1	skb->prev->tstamp	500000002-4294967299794967295[c]
HOST_DATA	1	skb->truesize	0-u32max
HOST_DATA	1	skb->tstamp	500000002-4294967299794967295[c]
HOST_DATA	1	skb->users.refs.counter	s32min-0,2-s32max
HOST_DATA	1	*skb->data	0-255
NO_OVERFLOW_SIMPLE	1	skb->data_len
NO_OVERFLOW_SIMPLE	1	skb->dev->group
NO_OVERFLOW_SIMPLE	1	skb->dev->num_tc
NO_OVERFLOW_SIMPLE	1	skb->dev->proto_down
NO_OVERFLOW_SIMPLE	1	skb->dev->real_num_rx_queues
NO_OVERFLOW_SIMPLE	1	skb->dev->real_num_tx_queues
NO_OVERFLOW_SIMPLE	1	skb->dev->stats.rx_bytes
NO_OVERFLOW_SIMPLE	1	skb->dev->stats.tx_bytes
NO_OVERFLOW_SIMPLE	1	skb->dev->tx_queue_len
NO_OVERFLOW_SIMPLE	1	skb->end
NO_OVERFLOW_SIMPLE	1	skb->extensions
NO_OVERFLOW_SIMPLE	1	skb->len
NO_OVERFLOW_SIMPLE	1	skb->next->data_len
NO_OVERFLOW_SIMPLE	1	skb->next->end
NO_OVERFLOW_SIMPLE	1	skb->next->len
NO_OVERFLOW_SIMPLE	1	skb->next->tail
NO_OVERFLOW_SIMPLE	1	skb->next->truesize
NO_OVERFLOW_SIMPLE	1	skb->prev->end
NO_OVERFLOW_SIMPLE	1	skb->prev->len
NO_OVERFLOW_SIMPLE	1	skb->prev->tail
NO_OVERFLOW_SIMPLE	1	skb->prev->truesize
NO_OVERFLOW_SIMPLE	1	skb->sk->sk_backlog.len
NO_OVERFLOW_SIMPLE	1	skb->tail
NO_OVERFLOW_SIMPLE	1	skb->truesize
UNITS	1	skb	unit_byte
LOCK2		rcu_read

drivers/net/ethernet/airoha/airoha_eth.c airoha_dev_xmit() -> skb_get_tx_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	1	skb	4096-ptr_max
BUF_SIZE	1	skb	(-1)-s32max
BUF_SIZE	1	skb	(-1)-s32max
CAPPED_DATA	1	skb	1
DATA_SOURCE	0	dev	$1
DATA_SOURCE	1	skb	$0
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
HOST_DATA	1	skb->csum_offset	0-u16max
HOST_DATA	1	skb->data_len	0-2147483648[c]
HOST_DATA	1	skb->len	0-u32max[c]
HOST_DATA	1	skb->next->csum_offset	0-u16max
HOST_DATA	1	skb->next->data_len	0-u32max[c]
HOST_DATA	1	skb->next->len	1-u32max[c]
HOST_DATA	1	skb->prev->csum_offset	0-u16max
HOST_DATA	1	skb->prev->data_len	0-u32max[c]
HOST_DATA	1	skb->prev->len	0-u32max[c]
HOST_DATA	1	skb->prev->truesize	0-u32max
HOST_DATA	1	skb->prev->tstamp	500000002-4294967299794967295[c]
HOST_DATA	1	skb->prev->users.refs.counter	s32min-0,2-s32max
HOST_DATA	1	skb->tstamp	500000002-4294967299794967295[c]
HOST_DATA	1	skb->users.refs.counter	s32min-0,2-s32max
HOST_DATA	1	*skb->data	0-255
NO_OVERFLOW_SIMPLE	0	dev->group
NO_OVERFLOW_SIMPLE	0	dev->num_tc
NO_OVERFLOW_SIMPLE	0	dev->proto_down
NO_OVERFLOW_SIMPLE	0	dev->real_num_rx_queues
NO_OVERFLOW_SIMPLE	0	dev->real_num_tx_queues
NO_OVERFLOW_SIMPLE	0	dev->stats.rx_bytes
NO_OVERFLOW_SIMPLE	0	dev->stats.tx_bytes
NO_OVERFLOW_SIMPLE	0	dev->tx_queue_len
NO_OVERFLOW_SIMPLE	1	skb->data_len
NO_OVERFLOW_SIMPLE	1	skb->dev->group
NO_OVERFLOW_SIMPLE	1	skb->dev->num_tc
NO_OVERFLOW_SIMPLE	1	skb->dev->proto_down
NO_OVERFLOW_SIMPLE	1	skb->dev->real_num_rx_queues
NO_OVERFLOW_SIMPLE	1	skb->dev->real_num_tx_queues
NO_OVERFLOW_SIMPLE	1	skb->dev->stats.rx_bytes
NO_OVERFLOW_SIMPLE	1	skb->dev->stats.tx_bytes
NO_OVERFLOW_SIMPLE	1	skb->dev->tx_queue_len
NO_OVERFLOW_SIMPLE	1	skb->end
NO_OVERFLOW_SIMPLE	1	skb->extensions
NO_OVERFLOW_SIMPLE	1	skb->len
NO_OVERFLOW_SIMPLE	1	skb->prev->data_len
NO_OVERFLOW_SIMPLE	1	skb->prev->end
NO_OVERFLOW_SIMPLE	1	skb->prev->len
NO_OVERFLOW_SIMPLE	1	skb->prev->tail
NO_OVERFLOW_SIMPLE	1	skb->prev->truesize
NO_OVERFLOW_SIMPLE	1	skb->tail
NO_OVERFLOW_SIMPLE	1	skb->truesize
LOCK2		&q->lock
LOCK2		bh
LOCK2		rcu_read
HALF_LOCKED2		&txq->_xmit_lock
HALF_LOCKED2		flags
HALF_LOCKED2	0	&dev->tx_global_lock
TYPE_LOCK		(struct airoha_queue)->lock

drivers/net/ethernet/airoha/airoha_eth.c airoha_qdma_tx_cleanup() -> skb_get_tx_queue()

Type	Parameter	Key	Value
PARAM_VALUE	1	skb	4096-ptr_max
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
UNITS	0	dev	unit_byte
LOCK2		&q->lock
LOCK2		bh
HALF_LOCKED2		&_dev->mutex
TYPE_LOCK		(struct airoha_queue)->lock

drivers/net/ethernet/airoha/airoha_eth.c airoha_qdma_tx_napi_poll() -> skb_get_tx_queue()

Type	Parameter	Key	Value
PARAM_VALUE	1	skb	4096-ptr_max
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
UNITS	0	dev	unit_byte
LOCK2		&q->lock
LOCK2		bh
HALF_LOCKED2		rcu_read
TYPE_LOCK		(struct airoha_queue)->lock

net/core/dev.c __dev_direct_xmit() -> skb_get_tx_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	1	skb	4096-ptr_max
BUF_SIZE	1	skb	(-1)-s32max
BUF_SIZE	1	skb	(-1)-s32max
CAPPED_DATA	0	dev	1
CAPPED_DATA	1	skb	1
DATA_SOURCE	1	skb	r validate_xmit_skb_list
RX_PATH
TASK_NOT_RUNNING
HOST_DATA	1	skb->csum_offset	0-u16max
HOST_DATA	1	skb->data_len	0-2147483648[c]
HOST_DATA	1	skb->len	0-u32max[c]
HOST_DATA	1	skb->prev->csum_offset	0-u16max
HOST_DATA	1	skb->prev->data_len	0-u32max[c]
HOST_DATA	1	skb->prev->len	0-u32max[c]
HOST_DATA	1	skb->prev->truesize	0-u32max
HOST_DATA	1	skb->prev->tstamp	500000002-4294967299794967295[c]
HOST_DATA	1	skb->prev->users.refs.counter	s32min-0,2-s32max
HOST_DATA	1	skb->tstamp	500000002-4294967299794967295[c]
HOST_DATA	1	skb->users.refs.counter	s32min-0,2-s32max
HOST_DATA	1	*skb->data	0-255
NO_OVERFLOW_SIMPLE	0	dev->group
NO_OVERFLOW_SIMPLE	0	dev->num_tc
NO_OVERFLOW_SIMPLE	0	dev->proto_down
NO_OVERFLOW_SIMPLE	0	dev->real_num_rx_queues
NO_OVERFLOW_SIMPLE	0	dev->real_num_tx_queues
NO_OVERFLOW_SIMPLE	0	dev->stats.rx_bytes
NO_OVERFLOW_SIMPLE	0	dev->stats.tx_bytes
NO_OVERFLOW_SIMPLE	0	dev->tx_queue_len
NO_OVERFLOW_SIMPLE	1	skb->data_len
NO_OVERFLOW_SIMPLE	1	skb->dev->group
NO_OVERFLOW_SIMPLE	1	skb->dev->num_tc
NO_OVERFLOW_SIMPLE	1	skb->dev->proto_down
NO_OVERFLOW_SIMPLE	1	skb->dev->real_num_rx_queues
NO_OVERFLOW_SIMPLE	1	skb->dev->real_num_tx_queues
NO_OVERFLOW_SIMPLE	1	skb->dev->stats.rx_bytes
NO_OVERFLOW_SIMPLE	1	skb->dev->stats.tx_bytes
NO_OVERFLOW_SIMPLE	1	skb->dev->tx_queue_len
NO_OVERFLOW_SIMPLE	1	skb->end
NO_OVERFLOW_SIMPLE	1	skb->len
NO_OVERFLOW_SIMPLE	1	skb->next->end
NO_OVERFLOW_SIMPLE	1	skb->next->len
NO_OVERFLOW_SIMPLE	1	skb->prev->end
NO_OVERFLOW_SIMPLE	1	skb->prev->len
NO_OVERFLOW_SIMPLE	1	skb->prev->tail
NO_OVERFLOW_SIMPLE	1	skb->prev->truesize
NO_OVERFLOW_SIMPLE	1	skb->sk->sk_backlog.len
NO_OVERFLOW_SIMPLE	1	skb->tail
NO_OVERFLOW_SIMPLE	1	skb->truesize
UNITS	0	dev	unit_byte
UNITS	1	skb	unit_byte
HALF_LOCKED2		&xs->mutex