Defined in 1 files as a function:

Referenced in 9 files:

Smatch caller information:

net/core/datagram.c sk_busy_loop() -> napi_id_valid()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &u->iolock
HALF_LOCKED2 sk

drivers/net/ethernet/sfc/siena/rx.c __skb_mark_napi_id() -> napi_id_valid()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 bh
HALF_LOCKED2 rcu_read

drivers/net/ethernet/sfc/falcon/rx.c __skb_mark_napi_id() -> napi_id_valid()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 bh
HALF_LOCKED2 rcu_read

net/ipv4/tcp.c sk_busy_loop() -> napi_id_valid()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING

drivers/net/ethernet/chelsio/cxgb4/sge.c __skb_mark_napi_id() -> napi_id_valid()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 bh
HALF_LOCKED2 rcu_read

io_uring/napi.c __io_napi_add_id() -> napi_id_valid()

Type Parameter Key Value
DATA_SOURCE 0 napi_id $1
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 napi_id 0-u32max
HALF_LOCKED2 &ctx->uring_lock

io_uring/napi.c __io_napi_del_id() -> napi_id_valid()

Type Parameter Key Value
DATA_SOURCE 0 napi_id $1
USER_DATA 0 napi_id 0-u32max
LOCK2 &ctx->uring_lock
TYPE_LOCK (struct io_ring_ctx)->uring_lock

net/sctp/socket.c sk_busy_loop() -> napi_id_valid()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING

net/core/page_pool_user.c page_pool_nl_fill() -> napi_id_valid()

Type Parameter Key Value
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
LOCK2 global &page_pools_lock
HALF_LOCKED2 global &rtnl_mutex

net/core/netdev-genl.c netdev_nl_napi_dump_one() -> napi_id_valid()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &dev->lock
HALF_LOCKED2 &nlk->nl_cb_mutex
TYPE_LOCK (struct netlink_sock)->nl_cb_mutex

net/core/netdev-genl.c nla_put_napi_id() -> napi_id_valid()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING

net/ipv4/udp.c sk_busy_loop() -> napi_id_valid()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &pool->lock
HALF_LOCKED2 &transport->recv_mutex

net/core/sock.c sk_getsockopt() -> napi_id_valid()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING

fs/eventpoll.c ep_busy_loop() -> napi_id_valid()

Type Parameter Key Value

fs/eventpoll.c ep_resume_napi_irqs() -> napi_id_valid()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING

fs/eventpoll.c ep_set_busy_poll_napi_id() -> napi_id_valid()

Type Parameter Key Value
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
LOCK2 &ep->lock
HALF_LOCKED2 irq
TYPE_LOCK (struct eventpoll)->lock

fs/eventpoll.c ep_suspend_napi_irqs() -> napi_id_valid()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING

net/socket.c sk_busy_loop() -> napi_id_valid()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &kvm->irq_srcu
HALF_LOCKED2 &of->mutex
HALF_LOCKED2 &vm->irqfds_lock
HALF_LOCKED2 global &irqfds_srcu

net/xdp/xsk.c sk_busy_loop() -> napi_id_valid()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
LOCK2 rcu_read
HALF_LOCKED2 &vq->mutex
HALF_LOCKED2 sk

net/xdp/xsk.c xsk_no_wakeup() -> napi_id_valid()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
LOCK2 rcu_read
HALF_LOCKED2 &vq->mutex
HALF_LOCKED2 sk

net/core/gro.c __skb_mark_napi_id() -> napi_id_valid()

Type Parameter Key Value
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING

drivers/nvme/host/tcp.c sk_busy_loop() -> napi_id_valid()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &ctx->uring_lock

drivers/net/ethernet/emulex/benet/be_main.c __skb_mark_napi_id() -> napi_id_valid()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 bh
HALF_LOCKED2 rcu_read

drivers/net/ethernet/sfc/rx.c __skb_mark_napi_id() -> napi_id_valid()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 bh
HALF_LOCKED2 rcu_read

net/core/dev.c dev_get_by_napi_id() -> napi_id_valid()

Type Parameter Key Value
DATA_SOURCE 0 napi_id $0
RX_PATH
TASK_NOT_RUNNING
LOCK2 rcu_read

net/core/dev.c napi_hash_add() -> napi_id_valid()

Type Parameter Key Value
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
LOCK2 flags
LOCK2 global &napi_hash_lock
HALF_LOCKED2 &dev->lock
HALF_LOCKED2 &lp->lock
HALF_LOCKED2 &napi->dev->lock
HALF_LOCKED2 &np->lock
HALF_LOCKED2 &port->napi.dev->lock
HALF_LOCKED2 &pp->lock
HALF_LOCKED2 &tp->rx_lock
HALF_LOCKED2 &vptr->lock
HALF_LOCKED2 bh
HALF_LOCKED2 flags
HALF_LOCKED2 global &rtnl_mutex
HALF_LOCKED2 irq

net/core/dev.c netif_napi_dev_list_add() -> napi_id_valid()

Type Parameter Key Value