| /linux-4.4.14/net/can/ |
| H A D | bcm.c | 368 struct bcm_msg_head msg_head; bcm_tx_timeout_tsklet() local
376 msg_head.opcode = TX_EXPIRED; bcm_tx_timeout_tsklet()
377 msg_head.flags = op->flags; bcm_tx_timeout_tsklet()
378 msg_head.count = op->count; bcm_tx_timeout_tsklet()
379 msg_head.ival1 = op->ival1; bcm_tx_timeout_tsklet()
380 msg_head.ival2 = op->ival2; bcm_tx_timeout_tsklet()
381 msg_head.can_id = op->can_id; bcm_tx_timeout_tsklet()
382 msg_head.nframes = 0; bcm_tx_timeout_tsklet()
384 bcm_send_to_user(op, &msg_head, NULL, 0); bcm_tx_timeout_tsklet()
531 struct bcm_msg_head msg_head; bcm_rx_timeout_tsklet() local
534 msg_head.opcode = RX_TIMEOUT; bcm_rx_timeout_tsklet()
535 msg_head.flags = op->flags; bcm_rx_timeout_tsklet()
536 msg_head.count = op->count; bcm_rx_timeout_tsklet()
537 msg_head.ival1 = op->ival1; bcm_rx_timeout_tsklet()
538 msg_head.ival2 = op->ival2; bcm_rx_timeout_tsklet()
539 msg_head.can_id = op->can_id; bcm_rx_timeout_tsklet()
540 msg_head.nframes = 0; bcm_rx_timeout_tsklet()
542 bcm_send_to_user(op, &msg_head, NULL, 0); bcm_rx_timeout_tsklet()
810 static int bcm_read_op(struct list_head *ops, struct bcm_msg_head *msg_head, bcm_read_op() argument
813 struct bcm_op *op = bcm_find_op(ops, msg_head->can_id, ifindex); bcm_read_op()
818 /* put current values into msg_head */ bcm_read_op()
819 msg_head->flags = op->flags; bcm_read_op()
820 msg_head->count = op->count; bcm_read_op()
821 msg_head->ival1 = op->ival1; bcm_read_op()
822 msg_head->ival2 = op->ival2; bcm_read_op()
823 msg_head->nframes = op->nframes; bcm_read_op()
825 bcm_send_to_user(op, msg_head, op->frames, 0); bcm_read_op()
833 static int bcm_tx_setup(struct bcm_msg_head *msg_head, struct msghdr *msg, bcm_tx_setup() argument
846 if (msg_head->nframes < 1 || msg_head->nframes > MAX_NFRAMES) bcm_tx_setup()
850 op = bcm_find_op(&bo->tx_ops, msg_head->can_id, ifindex); bcm_tx_setup()
860 if (msg_head->nframes > op->nframes) bcm_tx_setup()
864 for (i = 0; i < msg_head->nframes; i++) { bcm_tx_setup()
873 if (msg_head->flags & TX_CP_CAN_ID) { bcm_tx_setup()
875 op->frames[i].can_id = msg_head->can_id; bcm_tx_setup()
886 op->can_id = msg_head->can_id; bcm_tx_setup()
889 if (msg_head->nframes > 1) { bcm_tx_setup()
890 op->frames = kmalloc(msg_head->nframes * CFSIZ, bcm_tx_setup()
899 for (i = 0; i < msg_head->nframes; i++) { bcm_tx_setup()
912 if (msg_head->flags & TX_CP_CAN_ID) { bcm_tx_setup()
914 op->frames[i].can_id = msg_head->can_id; bcm_tx_setup()
939 } /* if ((op = bcm_find_op(&bo->tx_ops, msg_head->can_id, ifindex))) */ bcm_tx_setup()
941 if (op->nframes != msg_head->nframes) { bcm_tx_setup()
942 op->nframes = msg_head->nframes; bcm_tx_setup()
949 op->flags = msg_head->flags; bcm_tx_setup()
958 op->count = msg_head->count; bcm_tx_setup()
959 op->ival1 = msg_head->ival1; bcm_tx_setup()
960 op->ival2 = msg_head->ival2; bcm_tx_setup()
961 op->kt_ival1 = bcm_timeval_to_ktime(msg_head->ival1); bcm_tx_setup()
962 op->kt_ival2 = bcm_timeval_to_ktime(msg_head->ival2); bcm_tx_setup()
984 return msg_head->nframes * CFSIZ + MHSIZ; bcm_tx_setup()
990 static int bcm_rx_setup(struct bcm_msg_head *msg_head, struct msghdr *msg, bcm_rx_setup() argument
998 if ((msg_head->flags & RX_FILTER_ID) || (!(msg_head->nframes))) { bcm_rx_setup()
1000 msg_head->flags |= RX_FILTER_ID; bcm_rx_setup()
1002 msg_head->nframes = 0; bcm_rx_setup()
1006 if (msg_head->nframes > MAX_NFRAMES + 1) bcm_rx_setup()
1009 if ((msg_head->flags & RX_RTR_FRAME) && bcm_rx_setup()
1010 ((msg_head->nframes != 1) || bcm_rx_setup()
1011 (!(msg_head->can_id & CAN_RTR_FLAG)))) bcm_rx_setup()
1015 op = bcm_find_op(&bo->rx_ops, msg_head->can_id, ifindex); bcm_rx_setup()
1024 if (msg_head->nframes > op->nframes) bcm_rx_setup()
1027 if (msg_head->nframes) { bcm_rx_setup()
1030 msg_head->nframes * CFSIZ); bcm_rx_setup()
1035 memset(op->last_frames, 0, msg_head->nframes * CFSIZ); bcm_rx_setup()
1038 op->nframes = msg_head->nframes; bcm_rx_setup()
1049 op->can_id = msg_head->can_id; bcm_rx_setup()
1050 op->nframes = msg_head->nframes; bcm_rx_setup()
1052 if (msg_head->nframes > 1) { bcm_rx_setup()
1054 op->frames = kmalloc(msg_head->nframes * CFSIZ, bcm_rx_setup()
1062 op->last_frames = kzalloc(msg_head->nframes * CFSIZ, bcm_rx_setup()
1075 if (msg_head->nframes) { bcm_rx_setup()
1077 msg_head->nframes * CFSIZ); bcm_rx_setup()
1116 } /* if ((op = bcm_find_op(&bo->rx_ops, msg_head->can_id, ifindex))) */ bcm_rx_setup()
1119 op->flags = msg_head->flags; bcm_rx_setup()
1140 op->ival1 = msg_head->ival1; bcm_rx_setup()
1141 op->ival2 = msg_head->ival2; bcm_rx_setup()
1142 op->kt_ival1 = bcm_timeval_to_ktime(msg_head->ival1); bcm_rx_setup()
1143 op->kt_ival2 = bcm_timeval_to_ktime(msg_head->ival2); bcm_rx_setup()
1191 return msg_head->nframes * CFSIZ + MHSIZ; bcm_rx_setup()
1246 struct bcm_msg_head msg_head; bcm_sendmsg() local
1289 ret = memcpy_from_msg((u8 *)&msg_head, msg, MHSIZ); bcm_sendmsg()
1295 switch (msg_head.opcode) { bcm_sendmsg()
1298 ret = bcm_tx_setup(&msg_head, msg, ifindex, sk); bcm_sendmsg()
1302 ret = bcm_rx_setup(&msg_head, msg, ifindex, sk); bcm_sendmsg()
1306 if (bcm_delete_tx_op(&bo->tx_ops, msg_head.can_id, ifindex)) bcm_sendmsg()
1313 if (bcm_delete_rx_op(&bo->rx_ops, msg_head.can_id, ifindex)) bcm_sendmsg()
1320 /* reuse msg_head for the reply to TX_READ */ bcm_sendmsg()
1321 msg_head.opcode = TX_STATUS; bcm_sendmsg()
1322 ret = bcm_read_op(&bo->tx_ops, &msg_head, ifindex); bcm_sendmsg()
1326 /* reuse msg_head for the reply to RX_READ */ bcm_sendmsg()
1327 msg_head.opcode = RX_STATUS; bcm_sendmsg()
1328 ret = bcm_read_op(&bo->rx_ops, &msg_head, ifindex); bcm_sendmsg()
1333 if ((msg_head.nframes != 1) || (size != CFSIZ + MHSIZ)) bcm_sendmsg()
|
| /linux-4.4.14/net/hsr/ |
| H A D | hsr_netlink.c | 151 void *msg_head; hsr_nl_ringerror() local
159 msg_head = genlmsg_put(skb, 0, 0, &hsr_genl_family, 0, HSR_C_RING_ERROR); hsr_nl_ringerror()
160 if (!msg_head) hsr_nl_ringerror()
171 genlmsg_end(skb, msg_head); hsr_nl_ringerror()
192 void *msg_head; hsr_nl_nodedown() local
200 msg_head = genlmsg_put(skb, 0, 0, &hsr_genl_family, 0, HSR_C_NODE_DOWN); hsr_nl_nodedown()
201 if (!msg_head) hsr_nl_nodedown()
209 genlmsg_end(skb, msg_head); hsr_nl_nodedown()
241 void *msg_head; hsr_get_node_status() local
278 msg_head = genlmsg_put(skb_out, NETLINK_CB(skb_in).portid, hsr_get_node_status()
281 if (!msg_head) { hsr_get_node_status()
348 genlmsg_end(skb_out, msg_head); hsr_get_node_status()
375 void *msg_head; hsr_get_node_list() local
404 msg_head = genlmsg_put(skb_out, NETLINK_CB(skb_in).portid, hsr_get_node_list()
407 if (!msg_head) { hsr_get_node_list()
430 genlmsg_end(skb_out, msg_head); hsr_get_node_list()
|
| /linux-4.4.14/fs/quota/ |
| H A D | netlink.c | 49 void *msg_head; quota_send_warning() local
63 msg_head = genlmsg_put(skb, 0, atomic_add_return(1, &seq), quota_send_warning()
65 if (!msg_head) { quota_send_warning()
90 genlmsg_end(skb, msg_head); quota_send_warning()
|
| /linux-4.4.14/drivers/net/wireless/ |
| H A D | mac80211_hwsim.c | 959 void *msg_head; mac80211_hwsim_tx_frame_nl() local
979 msg_head = genlmsg_put(skb, 0, 0, &hwsim_genl_family, 0, mac80211_hwsim_tx_frame_nl()
981 if (msg_head == NULL) { mac80211_hwsim_tx_frame_nl()
982 printk(KERN_DEBUG "mac80211_hwsim: problem with msg_head\n"); mac80211_hwsim_tx_frame_nl()
1024 genlmsg_end(skb, msg_head); mac80211_hwsim_tx_frame_nl()
|