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Documented in 1 files:

Defined in 1 files as a function:

Referenced in 7 files:

Smatch caller information:

net/sctp/ulpqueue.c sctp_ulpq_retrieve_reassembled() -> skb_queue_is_first()

Type Parameter Key Value
PARAM_VALUE 0 list 4096-ptr_max
PARAM_COMPARE 0 list != $1
PARAM_COMPARE 1 skb != $0
RX_PATH
TASK_NOT_RUNNING
UNITS 0 list unit_byte
UNITS 1 skb unit_byte

drivers/net/phy/bcm-phy-ptp.c bcm_ptp_match_tstamp() -> skb_queue_is_first()

Type Parameter Key Value
PARAM_VALUE 0 list 4096-ptr_max
PARAM_VALUE 1 skb 4096-ptr_max
PARAM_COMPARE 0 list != $1
PARAM_COMPARE 1 skb != $0
PREEMPT_ADD <- disables preempt
UNITS 1 skb unit_byte
LOCK2 &priv->tx_queue.lock
LOCK2 flags
TYPE_LOCK (struct sk_buff_head)->lock

drivers/net/wireless/zydas/zd1211rw/zd_mac.c filter_ack() -> skb_queue_is_first()

Type Parameter Key Value
PARAM_VALUE 0 list 4096-ptr_max
BUF_SIZE 0 list 96
CAPPED_DATA 0 list 1
PARAM_COMPARE 0 list != $1
PARAM_COMPARE 0 list != $1
PARAM_COMPARE 1 skb != $0
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
UNITS 0 list unit_byte
UNITS 1 skb unit_byte
LOCK2 flags
LOCK2 0 &list->lock
HALF_LOCKED2 &pool->lock
HALF_LOCKED2 &rx->lock
HALF_LOCKED2 flags
TYPE_LOCK (struct sk_buff_head)->lock

drivers/net/wireless/zydas/zd1211rw/zd_mac.c zd_mac_tx_failed() -> skb_queue_is_first()

Type Parameter Key Value
PARAM_VALUE 0 list 4096-ptr_max
BUF_SIZE 0 list 96
CAPPED_DATA 0 list 1
PARAM_COMPARE 0 list != $1
PARAM_COMPARE 0 list != $1
PARAM_COMPARE 1 skb != $0
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
UNITS 0 list unit_byte
UNITS 1 skb unit_byte
LOCK2 flags
LOCK2 0 &list->lock
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct sk_buff_head)->lock

drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwsignal.c skb_queue_prev() -> skb_queue_is_first()

Type Parameter Key Value
PARAM_VALUE 0 list 4096-ptr_max
PARAM_VALUE 1 skb 4096-ptr_max
BUF_SIZE 0 list 96
CAPPED_DATA 0 list 1
DATA_SOURCE 0 list $0
DATA_SOURCE 1 skb $1
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
LOCK2 &fws->spinlock
LOCK2 fws->flags
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct brcmf_fws_info)->spinlock

drivers/net/wireless/purelifi/plfxlc/mac.c plfxlc_filter_ack() -> skb_queue_is_first()

Type Parameter Key Value
PARAM_VALUE 0 list 4096-ptr_max
BUF_SIZE 0 list 96
CAPPED_DATA 0 list 1
PARAM_COMPARE 0 list != $1
PARAM_COMPARE 0 list != $1
PARAM_COMPARE 1 skb != $0
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
UNITS 0 list unit_byte
UNITS 1 skb unit_byte
LOCK2 flags
LOCK2 0 &list->lock
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct sk_buff_head)->lock

drivers/net/ethernet/netronome/nfp/ccm_mbox.c nfp_ccm_mbox_is_first() -> skb_queue_is_first()

Type Parameter Key Value
PARAM_VALUE 0 list 4096-ptr_max
PARAM_VALUE 1 skb 4096-ptr_max
PARAM_VALUE 1 skb->prev 4096-ptr_max
BUF_SIZE 1 skb s32min,8,16,32,88,112
BUF_SIZE 1 skb s32min,8,16,32,88,112
CAPPED_DATA 1 skb->prev 1
DATA_SOURCE 1 skb $1
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
LOCK2 &nn->mbox_cmsg.queue.lock
LOCK2 bh
HALF_LOCKED2 rcu_read
HALF_LOCKED2 sk
TYPE_LOCK (struct sk_buff_head)->lock

drivers/net/wireless/ath/ath9k/xmit.c ath_tx_get_tid_subframe() -> skb_queue_is_first()

Type Parameter Key Value
PARAM_VALUE 0 list 4096-ptr_max
PARAM_VALUE 1 skb 4096-ptr_max
PARAM_VALUE 1 skb->prev 4096-ptr_max
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
LOCK2 bh
HALF_LOCKED2 &sc->chan_lock
HALF_LOCKED2 &tid->txq->axq_lock
HALF_LOCKED2 &txq->axq_lock
TYPE_LOCK (struct ath_txq)->axq_lock