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Searched refs:tailroom (Results 1 – 25 of 25) sorted by relevance

/linux/tools/testing/selftests/bpf/progs/
H A Dtest_xdp_adjust_tail_grow.c12 int tailroom = 512; in _xdp_adjust_tail_grow() local
14 int tailroom = 384; in _xdp_adjust_tail_grow() local
16 int tailroom = 320; in _xdp_adjust_tail_grow() local
31 offset = 4096 - 256 - tailroom - data_len; in _xdp_adjust_tail_grow()
/linux/drivers/net/usb/
H A Dgl620a.c141 int tailroom = skb_tailroom(skb); in genelink_tx_fixup() local
149 && ((headroom + tailroom) >= (padlen + (4 + 4*1)))) { in genelink_tx_fixup()
150 if ((headroom < (4 + 4*1)) || (tailroom < padlen)) { in genelink_tx_fixup()
H A Dcdc_eem.c108 int tailroom = skb_tailroom(skb); in eem_tx_fixup() local
110 if ((tailroom >= ETH_FCS_LEN + padlen) && in eem_tx_fixup()
114 if ((headroom + tailroom) in eem_tx_fixup()
H A Dkalmia.c175 int tailroom = skb_tailroom(skb); in kalmia_tx_fixup() local
177 if ((tailroom >= KALMIA_ALIGN_SIZE) && (headroom in kalmia_tx_fixup()
181 if ((headroom + tailroom) > (KALMIA_HEADER_LENGTH in kalmia_tx_fixup()
H A Dlg-vl600.c250 int tailroom = skb_tailroom(skb); in vl600_tx_fixup() local
252 if (tailroom >= full_len - skb->len - sizeof(*frame) && in vl600_tx_fixup()
257 if (headroom + tailroom + skb->len >= full_len) { in vl600_tx_fixup()
H A Dnet1080.c426 int tailroom = skb_tailroom(skb); in net1080_tx_fixup() local
428 if (padlen <= tailroom && in net1080_tx_fixup()
434 (headroom + tailroom)) { in net1080_tx_fixup()
H A Dzaurus.c52 int tailroom = skb_tailroom(skb); in zaurus_tx_fixup() local
53 if ((padlen + 4) <= tailroom) in zaurus_tx_fixup()
H A Dasix_common.c270 int tailroom = skb_tailroom(skb); in asix_tx_fixup() local
291 headroom + tailroom >= 4 + padlen) { in asix_tx_fixup()
294 tailroom < padlen) { in asix_tx_fixup()
H A Daqc111.c1189 int tailroom = 0; in aqc111_tx_fixup() local
1221 tailroom = skb_tailroom(skb); in aqc111_tx_fixup()
1223 if (!(headroom >= sizeof(tx_desc) && tailroom >= padding_size)) { in aqc111_tx_fixup()
/linux/include/net/bluetooth/
H A Dbluetooth.h555 size_t headroom, size_t tailroom) in bt_skb_sendmsg()
561 skb = bt_skb_send_alloc(sk, size + headroom + tailroom, in bt_skb_sendmsg()
567 skb_tailroom_reserve(skb, mtu, tailroom); in bt_skb_sendmsg()
585 size_t headroom, size_t tailroom) in bt_skb_sendmmsg()
589 skb = bt_skb_sendmsg(sk, msg, len, mtu, headroom, tailroom); in bt_skb_sendmmsg()
602 tmp = bt_skb_sendmsg(sk, msg, len, mtu, headroom, tailroom); in bt_skb_sendmmsg()
558 bt_skb_sendmsg(struct sock * sk,struct msghdr * msg,size_t len,size_t mtu,size_t headroom,size_t tailroom) bt_skb_sendmsg() argument
588 bt_skb_sendmmsg(struct sock * sk,struct msghdr * msg,size_t len,size_t mtu,size_t headroom,size_t tailroom) bt_skb_sendmmsg() argument
/linux/tools/testing/selftests/bpf/prog_tests/
H A Dxdp_adjust_tail.c89 int tailroom = 512; in test_xdp_adjust_tail_grow2() local
91 int tailroom = 384; in test_xdp_adjust_tail_grow2() local
93 int tailroom = 320; in test_xdp_adjust_tail_grow2() local
133 max_grow = 4096 - XDP_PACKET_HEADROOM - tailroom; /* 3520 */ in test_xdp_adjust_tail_grow2()
/linux/drivers/usb/gadget/function/
H A Df_eem.c338 int headroom, tailroom, padlen = 0; in eem_wrap() local
346 tailroom = skb_tailroom(skb); in eem_wrap()
354 if ((tailroom >= (ETH_FCS_LEN + padlen)) && in eem_wrap()
/linux/net/batman-adv/
H A Dfragmentation.c450 unsigned int tailroom = net_dev->needed_tailroom; in batadv_frag_create()
455 skb_fragment = dev_alloc_skb(ll_reserved + mtu + tailroom); in batadv_frag_create()
448 unsigned int tailroom = net_dev->needed_tailroom; batadv_frag_create() local
/linux/drivers/net/ethernet/asix/
H A Dax88796c_main.c255 int tailroom; in ax88796c_tx_fixup() local
267 tailroom = skb_tailroom(skb); in ax88796c_tx_fixup()
275 (tailroom < (padlen + TX_EOP_SIZE))) { in ax88796c_tx_fixup()
277 size_t t = max((padlen + TX_EOP_SIZE) - tailroom, 0); in ax88796c_tx_fixup()
/linux/drivers/net/ethernet/fungible/funcore/
H A Dfun_queue.c127 u16 headroom, u16 tailroom, u8 coal_nentries, u8 coal_usec, in fun_cq_create() argument
146 cq_depth - 1, dma_addr, tailroom, in fun_cq_create()
H A Dfun_hci.h227 __be16 tailroom; /* per packet tailroom in bytes */ member
264 .tailroom = cpu_to_be16(_tailroom), .headroom = _headroom, \
/linux/net/tipc/
H A Dnetlink_compat.c80 int tailroom; in tipc_skb_tailroom() local
83 tailroom = skb_tailroom(skb); in tipc_skb_tailroom()
86 if (tailroom < limit) in tipc_skb_tailroom()
87 return tailroom; in tipc_skb_tailroom()
/linux/drivers/net/
H A Dvirtio_net.c802 unsigned int headroom, tailroom, room, truesize; in check_mergeable_len() local
806 tailroom = headroom ? sizeof(struct skb_shared_info) : 0; in check_mergeable_len()
807 room = SKB_DATA_ALIGN(headroom + tailroom); in check_mergeable_len()
846 int tailroom, shinfo_size; in page_to_skb() local
862 tailroom = truesize - headroom - hdr_padded_len - len; in page_to_skb()
866 if (!NET_IP_ALIGN && len > GOOD_COPY_LEN && tailroom >= shinfo_size) { in page_to_skb()
1766 int tailroom = SKB_DATA_ALIGN(sizeof(struct skb_shared_info)); in xdp_linearize_page() local
1769 if (page_off + *len + tailroom > PAGE_SIZE) in xdp_linearize_page()
1807 if ((page_off + buflen + tailroom) > PAGE_SIZE) { in xdp_linearize_page()
2068 pr_debug("Error building skb as missing reserved tailroom fo in build_skb_from_xdp_buff()
2714 unsigned int tailroom = headroom ? sizeof(struct skb_shared_info) : 0; add_recvbuf_mergeable() local
6559 unsigned int tailroom = headroom ? sizeof(struct skb_shared_info) : 0; mergeable_rx_buffer_size_show() local
[all...]
/linux/drivers/net/ethernet/amazon/ena/
H A Dena_netdev.c514 int tailroom; in ena_alloc_rx_buffer() local
531 tailroom = SKB_DATA_ALIGN(sizeof(struct skb_shared_info)); in ena_alloc_rx_buffer()
538 ena_buf->len = ENA_PAGE_SIZE - headroom - tailroom; in ena_alloc_rx_buffer()
941 int tailroom = SKB_DATA_ALIGN(sizeof(struct skb_shared_info)); in ena_rx_skb() local
998 buf_len = SKB_DATA_ALIGN(len + buf_offset + tailroom); in ena_rx_skb()
1040 buf_len = SKB_DATA_ALIGN(len + buf_offset + tailroom); in ena_rx_skb()
/linux/net/core/
H A Dskbuff.c1311 int headroom, tailroom; in skb_dump()
1320 tailroom = skb_tailroom(skb); in skb_dump()
1325 printk("%sskb len=%u data_len=%u headroom=%u headlen=%u tailroom=%u\n" in skb_dump()
1333 tailroom, skb->end - skb->tail, in skb_dump()
1367 if (full_pkt && tailroom) in skb_dump()
1368 print_hex_dump(level, "skb tailroom: ", DUMP_PREFIX_OFFSET, in skb_dump()
1369 16, 1, skb_tail_pointer(skb), tailroom, false); in skb_dump()
2563 /* If the skbuff is non linear tailroom is always zero.. */ in __skb_pad()
1308 int headroom, tailroom; skb_dump() local
H A Dfilter.c4237 int tailroom; in bpf_xdp_frags_shrink_tail()
4242 tailroom = rxq->frag_size - skb_frag_size(frag) - in bpf_xdp_frags_shrink_tail()
4244 WARN_ON_ONCE(tailroom < 0); in bpf_xdp_frags_shrink_tail()
4245 if (unlikely(offset > tailroom)) in bpf_xdp_frags_shrink_tail()
4340 /* Notice that xdp_data_hard_end have reserved some tailroom */
12476 * A call to this kfunc may reduce headroom. If there is not enough tailroom in bpf_dynptr_from_skb_rdonly()
12492 int i, delta, shift, headroom, tailroom, n_frags_free = 0;
12506 tailroom = data_hard_end - xdp->data_end;
12509 if (unlikely(delta > tailroom + headroom))
12512 shift = delta - tailroom;
4168 int tailroom; bpf_xdp_frags_increase_tail() local
12410 int i, delta, shift, headroom, tailroom, n_frags_free = 0; bpf_xdp_pull_data() local
[all...]
/linux/net/mac80211/
H A Drx.c2972 int tailroom = 0; in ieee80211_rx_mesh_data() local
3002 tailroom = IEEE80211_ENCRYPT_TAILROOM; in ieee80211_rx_mesh_data()
3071 tailroom, GFP_ATOMIC); in ieee80211_rx_mesh_data()
H A Dtx.c6165 size_t tailroom) in ieee80211_get_buffered_bc()
6176 ie_ssid_len + tailroom); in ieee80211_get_buffered_bc()
6087 ieee80211_probereq_get(struct ieee80211_hw * hw,const u8 * src_addr,const u8 * ssid,size_t ssid_len,size_t tailroom) ieee80211_probereq_get() argument
/linux/drivers/net/ethernet/cadence/
H A Dmacb_main.c2424 int tailroom = skb_tailroom(*skb); in macb_pad_and_fcs() local
2435 if (tailroom >= ETH_FCS_LEN) in macb_pad_and_fcs()
2445 if (cloned || tailroom < padlen) { in macb_pad_and_fcs()
/linux/include/net/
H A Dmac80211.h2350 * will have sufficient tailroom for ICV or MIC.
2363 * not necessarily mean that SKBs will have sufficient tailroom for ICV or
2376 * driver for a key to indicate that sufficient tailroom must always
2965 * or tailroom of TX skbs without copying them first.
3165 * @extra_beacon_tailroom: tailroom to reserve in each beacon tx skb.
6018 * @tailroom: tailroom to reserve at end of SKB for IEs
6028 size_t tailroom);