/* net/atm/raw.c - Raw AAL0 and AAL5 transports */ /* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */ #define pr_fmt(fmt) KBUILD_MODNAME ":%s: " fmt, __func__ #include #include #include #include #include #include #include #include "common.h" #include "protocols.h" /* * SKB == NULL indicates that the link is being closed */ static void atm_push_raw(struct atm_vcc *vcc, struct sk_buff *skb) { if (skb) { struct sock *sk = sk_atm(vcc); skb_queue_tail(&sk->sk_receive_queue, skb); sk->sk_data_ready(sk); } } static void atm_pop_raw(struct atm_vcc *vcc, struct sk_buff *skb) { struct sock *sk = sk_atm(vcc); pr_debug("(%d) %d -= %d\n", vcc->vci, sk_wmem_alloc_get(sk), skb->truesize); atomic_sub(skb->truesize, &sk->sk_wmem_alloc); dev_kfree_skb_any(skb); sk->sk_write_space(sk); } static int atm_send_aal0(struct atm_vcc *vcc, struct sk_buff *skb) { /* * Note that if vpi/vci are _ANY or _UNSPEC the below will * still work */ if (!capable(CAP_NET_ADMIN) && (((u32 *)skb->data)[0] & (ATM_HDR_VPI_MASK | ATM_HDR_VCI_MASK)) != ((vcc->vpi << ATM_HDR_VPI_SHIFT) | (vcc->vci << ATM_HDR_VCI_SHIFT))) { kfree_skb(skb); return -EADDRNOTAVAIL; } return vcc->dev->ops->send(vcc, skb); } int atm_init_aal0(struct atm_vcc *vcc) { vcc->push = atm_push_raw; vcc->pop = atm_pop_raw; vcc->push_oam = NULL; vcc->send = atm_send_aal0; return 0; } int atm_init_aal34(struct atm_vcc *vcc) { vcc->push = atm_push_raw; vcc->pop = atm_pop_raw; vcc->push_oam = NULL; vcc->send = vcc->dev->ops->send; return 0; } int atm_init_aal5(struct atm_vcc *vcc) { vcc->push = atm_push_raw; vcc->pop = atm_pop_raw; vcc->push_oam = NULL; vcc->send = vcc->dev->ops->send; return 0; } EXPORT_SYMBOL(atm_init_aal5); =e644b88e0a2587122fd7f829ca6ec518631220ed'>treecommitdiff
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authorKalle Valo <kvalo@codeaurora.org>2016-11-23 14:51:38 +0200
committerKalle Valo <kvalo@codeaurora.org>2016-11-23 14:51:38 +0200
commite644b88e0a2587122fd7f829ca6ec518631220ed (patch)
tree524834045505dee54c2457fbb171ab4f35bd6782 /Documentation/eisa.txt
parent97489c284d9fba528a7e0a19ed11d3d3c0e88e83 (diff)
parent31b239824ece321c09bdb8e61e1d14814eaba38b (diff)
Merge ath-next from git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git
ath.git patches for 4.10. Major changes: ath9k * add device tree bindings * switch to use mac80211 intermediate software queues to reduce latency and fix bufferbloat
Diffstat (limited to 'Documentation/eisa.txt')