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Defined in 1 files as a function:

Referenced in 13 files:

Smatch caller information:

drivers/net/ethernet/freescale/enetc/enetc.c enetc_clean_rx_ring_xdp() -> xdp_get_buff_len()

Type Parameter Key Value
PARAM_VALUE 0 xdp 2997338229986557952
PARAM_VALUE 0 xdp->data 4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &ni->dev_lock
HALF_LOCKED2 bh
HALF_LOCKED2 rcu_read

drivers/net/ethernet/intel/ice/ice_txrx_lib.c __ice_xmit_xdp_ring() -> xdp_get_buff_len()

Type Parameter Key Value
PARAM_VALUE 0 xdp 981344126431883264,7029288526324645888
PARAM_VALUE 0 xdp->data_end 4096-ptr_max
DATA_SOURCE 0 xdp $0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &xdp_ring->tx_lock
HALF_LOCKED2 rcu_read

drivers/net/ethernet/intel/ice/ice_xsk.c ice_clean_rx_irq_zc() -> xdp_get_buff_len()

Type Parameter Key Value
PARAM_VALUE 0 xdp 4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 bh
HALF_LOCKED2 rcu_read

net/core/filter.c ____bpf_xdp_event_output() -> xdp_get_buff_len()

Type Parameter Key Value
PARAM_VALUE 0 xdp 1-u64max
DATA_SOURCE 0 xdp $0

net/core/filter.c ____bpf_xdp_get_buff_len() -> xdp_get_buff_len()

Type Parameter Key Value
DATA_SOURCE 0 xdp $0

net/core/filter.c bpf_dynptr_from_xdp() -> xdp_get_buff_len()

Type Parameter Key Value
DATA_SOURCE 0 xdp $0

net/core/filter.c bpf_xdp_frags_shrink_tail() -> xdp_get_buff_len()

Type Parameter Key Value
PARAM_VALUE 0 xdp 4096-ptr_max
PARAM_VALUE 0 xdp->flags 1-u32max
DATA_SOURCE 0 xdp $0

net/core/filter.c bpf_xdp_pointer() -> xdp_get_buff_len()

Type Parameter Key Value
PARAM_VALUE 0 xdp 4096-ptr_max
BUF_SIZE 0 xdp (-1),1-s32max
BUF_SIZE 0 xdp (-1),1-s32max
DATA_SOURCE 0 xdp $0

net/core/filter.c bpf_xdp_pull_data() -> xdp_get_buff_len()

Type Parameter Key Value
PARAM_VALUE 0 xdp 4096-ptr_max
DATA_SOURCE 0 xdp $0

drivers/net/ethernet/aquantia/atlantic/aq_ring.c __aq_ring_xdp_clean() -> xdp_get_buff_len()

Type Parameter Key Value
PARAM_VALUE 0 xdp 4608340779390623744
PARAM_VALUE 0 xdp->data 4096-ptr_max
PARAM_VALUE 0 xdp->flags 0,2-u32max
RX_PATH

drivers/net/ethernet/aquantia/atlantic/aq_ring.c aq_xdp_run_prog() -> xdp_get_buff_len()

Type Parameter Key Value
PARAM_VALUE 0 xdp 4608340779390623744
PARAM_VALUE 0 xdp->data 4096-ptr_max
DATA_SOURCE 0 xdp $1
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 bh
HALF_LOCKED2 rcu_read

drivers/net/ethernet/intel/i40e/i40e_xsk.c i40e_handle_xdp_result_zc() -> xdp_get_buff_len()

Type Parameter Key Value
PARAM_VALUE 0 xdp 4096-ptr_max
DATA_SOURCE 0 xdp $1
RX_PATH

drivers/net/ethernet/intel/ice/ice_txrx.c ice_clean_rx_irq() -> xdp_get_buff_len()

Type Parameter Key Value
PARAM_VALUE 0 xdp 7029288526324645888
PARAM_VALUE 0 xdp->data_end 4096-ptr_max
PARAM_VALUE 0 xdp->frame_sz 0-16777215
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 bh
HALF_LOCKED2 rcu_read

net/xdp/xsk.c xsk_generic_rcv() -> xdp_get_buff_len()

Type Parameter Key Value
PARAM_VALUE 0 xdp 6139258418707382272,7996515439792750592
PARAM_VALUE 0 xdp->data 4096-ptr_max
PARAM_VALUE 0 xdp->flags 0,2-u32max
DATA_SOURCE 0 xdp $1
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 bh
HALF_LOCKED2 rcu_read

net/xdp/xsk.c xsk_rcv() -> xdp_get_buff_len()

Type Parameter Key Value
PARAM_VALUE 0 xdp 4096-ptr_max
BUF_SIZE 0 xdp->rxq (-1),64
DATA_SOURCE 0 xdp $1
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 bh
HALF_LOCKED2 rcu_read

drivers/net/ethernet/meta/fbnic/fbnic_txrx.c fbnic_clean_rcq() -> xdp_get_buff_len()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &ni->dev_lock
HALF_LOCKED2 bh
HALF_LOCKED2 rcu_read

drivers/net/ethernet/freescale/fec_main.c fec_build_skb_zc() -> xdp_get_buff_len()

Type Parameter Key Value
PARAM_VALUE 0 xdp 4096-ptr_max
PARAM_VALUE 0 xdp->data 4096-ptr_max
DATA_SOURCE 0 xdp $0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 bh
HALF_LOCKED2 rcu_read

drivers/net/ethernet/intel/i40e/i40e_txrx.c i40e_clean_rx_irq() -> xdp_get_buff_len()

Type Parameter Key Value
PARAM_VALUE 0 xdp 4096-ptr_max
PARAM_VALUE 0 xdp->flags 0
BUF_SIZE 0 xdp 56
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 bh
HALF_LOCKED2 rcu_read