net/ppp/ppp_generic.c

173 	struct ppp_channel *chan;	/* public channel data structure */
174 	struct rw_semaphore chan_sem;	/* protects `chan' during chan ioctl */
175 	spinlock_t	downl;		/* protects `chan', file.xq dequeue */
737 		struct ppp_channel *chan;
780 			chan = pch->chan;
782 			if (chan && chan->ops->ioctl)
783 				err = chan->ops->ioctl(chan, cmd, arg);
1036 	struct channel *chan;
1077 		chan = ppp_find_channel(pn, unit);
1078 		if (chan) {
1079 			refcount_inc(&chan->file.refcnt);
1080 			file->private_data = &chan->file;
1584 	struct ppp_channel *chan;
1594 	chan = pch->chan;
1595 	if (!chan->ops->fill_forward_path)
1598 	return chan->ops->fill_forward_path(ctx, path, chan);
1882 		if (pch->chan) {
1883 			if (pch->chan->ops->start_xmit(pch->chan, skb))
1928 	struct ppp_channel *chan;
1941 		if (pch->chan) {
1944 			pch->speed = pch->chan->speed;
2021 		if (pch->chan == NULL) {
2088 		mtu = pch->chan->mtu - (hdrlen - 2);
2115 		chan = pch->chan;
2117 			!chan->ops->start_xmit(chan, frag))
2147 	if (pch->chan) {
2150 			if (!pch->chan->ops->start_xmit(pch->chan, skb)) {
2258 	if (!pchb->chan) {
2265 	if (!pchb->chan->ops->start_xmit(pchb->chan, skb))
2278 ppp_input(struct ppp_channel *chan, struct sk_buff *skb)
2280 	struct channel *pch = chan->ppp;
2321 ppp_input_error(struct ppp_channel *chan, int code)
2323 	struct channel *pch = chan->ppp;
2871 int ppp_register_channel(struct ppp_channel *chan)
2873 	return ppp_register_net_channel(current->nsproxy->net_ns, chan);
2877 int ppp_register_net_channel(struct net *net, struct ppp_channel *chan)
2889 	pch->chan = chan;
2891 	chan->ppp = pch;
2893 	pch->file.hdrlen = chan->hdrlen;
2913 int ppp_channel_index(struct ppp_channel *chan)
2915 	struct channel *pch = chan->ppp;
2925 int ppp_unit_number(struct ppp_channel *chan)
2927 	struct channel *pch = chan->ppp;
2942 char *ppp_dev_name(struct ppp_channel *chan)
2944 	struct channel *pch = chan->ppp;
2962 ppp_unregister_channel(struct ppp_channel *chan)
2964 	struct channel *pch = chan->ppp;
2970 	chan->ppp = NULL;
2978 	pch->chan = NULL;
3002 ppp_output_wakeup(struct ppp_channel *chan)
3004 	struct channel *pch = chan->ppp;
3471 	if (!pch->chan) {