net: add skb frag size accessors

To ease skb->truesize sanitization, its better to be able to localize
all references to skb frags size.

Define accessors : skb_frag_size() to fetch frag size, and
skb_frag_size_{set|add|sub}() to manipulate it.

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2011-10-18 21:00:24 +00:00 committed by David S. Miller
parent dd767856a3
commit 9e903e0852
87 changed files with 387 additions and 357 deletions

View file

@ -1136,7 +1136,7 @@ DPRINTK("doing direct send\n"); /* @@@ well, this doesn't work anyway */
put_dma(tx->index,eni_dev->dma,&j,(unsigned long)
skb_frag_page(&skb_shinfo(skb)->frags[i]) +
skb_shinfo(skb)->frags[i].page_offset,
skb_shinfo(skb)->frags[i].size);
skb_frag_size(&skb_shinfo(skb)->frags[i]));
}
if (skb->len & 3)
put_dma(tx->index,eni_dev->dma,&j,zeroes,4-(skb->len & 3));

View file

@ -800,8 +800,8 @@ static int c2_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
/* Loop thru additional data fragments and queue them */
if (skb_shinfo(skb)->nr_frags) {
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
maplen = frag->size;
const skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
maplen = skb_frag_size(frag);
mapaddr = skb_frag_dma_map(&c2dev->pcidev->dev, frag,
0, maplen, DMA_TO_DEVICE);
elem = elem->next;

View file

@ -444,10 +444,10 @@ static int nes_nic_send(struct sk_buff *skb, struct net_device *netdev)
skb_frag_t *frag =
&skb_shinfo(skb)->frags[skb_fragment_index];
bus_address = skb_frag_dma_map(&nesdev->pcidev->dev,
frag, 0, frag->size,
frag, 0, skb_frag_size(frag),
DMA_TO_DEVICE);
wqe_fragment_length[wqe_fragment_index] =
cpu_to_le16(skb_shinfo(skb)->frags[skb_fragment_index].size);
cpu_to_le16(skb_frag_size(&skb_shinfo(skb)->frags[skb_fragment_index]));
set_wqe_64bit_value(nic_sqe->wqe_words, NES_NIC_SQ_WQE_FRAG0_LOW_IDX+(2*wqe_fragment_index),
bus_address);
wqe_fragment_index++;
@ -565,7 +565,7 @@ tso_sq_no_longer_full:
&skb_shinfo(skb)->frags[tso_frag_count];
tso_bus_address[tso_frag_count] =
skb_frag_dma_map(&nesdev->pcidev->dev,
frag, 0, frag->size,
frag, 0, skb_frag_size(frag),
DMA_TO_DEVICE);
}
@ -637,11 +637,11 @@ tso_sq_no_longer_full:
}
while (wqe_fragment_index < 5) {
wqe_fragment_length[wqe_fragment_index] =
cpu_to_le16(skb_shinfo(skb)->frags[tso_frag_index].size);
cpu_to_le16(skb_frag_size(&skb_shinfo(skb)->frags[tso_frag_index]));
set_wqe_64bit_value(nic_sqe->wqe_words, NES_NIC_SQ_WQE_FRAG0_LOW_IDX+(2*wqe_fragment_index),
(u64)tso_bus_address[tso_frag_index]);
wqe_fragment_index++;
tso_wqe_length += skb_shinfo(skb)->frags[tso_frag_index++].size;
tso_wqe_length += skb_frag_size(&skb_shinfo(skb)->frags[tso_frag_index++]);
if (wqe_fragment_index < 5)
wqe_fragment_length[wqe_fragment_index] = 0;
if (tso_frag_index == tso_frag_count)

View file

@ -543,7 +543,7 @@ static void skb_put_frags(struct sk_buff *skb, unsigned int hdr_space,
} else {
size = min(length, (unsigned) PAGE_SIZE);
frag->size = size;
skb_frag_size_set(frag, size);
skb->data_len += size;
skb->truesize += size;
skb->len += size;

View file

@ -117,7 +117,7 @@ static void ipoib_ud_skb_put_frags(struct ipoib_dev_priv *priv,
size = length - IPOIB_UD_HEAD_SIZE;
frag->size = size;
skb_frag_size_set(frag, size);
skb->data_len += size;
skb->truesize += size;
} else
@ -322,10 +322,10 @@ static int ipoib_dma_map_tx(struct ib_device *ca,
off = 0;
for (i = 0; i < skb_shinfo(skb)->nr_frags; ++i) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
const skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
mapping[i + off] = ib_dma_map_page(ca,
skb_frag_page(frag),
frag->page_offset, frag->size,
frag->page_offset, skb_frag_size(frag),
DMA_TO_DEVICE);
if (unlikely(ib_dma_mapping_error(ca, mapping[i + off])))
goto partial_error;
@ -334,8 +334,9 @@ static int ipoib_dma_map_tx(struct ib_device *ca,
partial_error:
for (; i > 0; --i) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i - 1];
ib_dma_unmap_page(ca, mapping[i - !off], frag->size, DMA_TO_DEVICE);
const skb_frag_t *frag = &skb_shinfo(skb)->frags[i - 1];
ib_dma_unmap_page(ca, mapping[i - !off], skb_frag_size(frag), DMA_TO_DEVICE);
}
if (off)
@ -359,8 +360,9 @@ static void ipoib_dma_unmap_tx(struct ib_device *ca,
off = 0;
for (i = 0; i < skb_shinfo(skb)->nr_frags; ++i) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
ib_dma_unmap_page(ca, mapping[i + off], frag->size,
const skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
ib_dma_unmap_page(ca, mapping[i + off], skb_frag_size(frag),
DMA_TO_DEVICE);
}
}
@ -510,7 +512,7 @@ static inline int post_send(struct ipoib_dev_priv *priv,
for (i = 0; i < nr_frags; ++i) {
priv->tx_sge[i + off].addr = mapping[i + off];
priv->tx_sge[i + off].length = frags[i].size;
priv->tx_sge[i + off].length = skb_frag_size(&frags[i]);
}
priv->tx_wr.num_sge = nr_frags + off;
priv->tx_wr.wr_id = wr_id;

View file

@ -2182,12 +2182,12 @@ boomerang_start_xmit(struct sk_buff *skb, struct net_device *dev)
cpu_to_le32(pci_map_single(
VORTEX_PCI(vp),
(void *)skb_frag_address(frag),
frag->size, PCI_DMA_TODEVICE));
skb_frag_size(frag), PCI_DMA_TODEVICE));
if (i == skb_shinfo(skb)->nr_frags-1)
vp->tx_ring[entry].frag[i+1].length = cpu_to_le32(frag->size|LAST_FRAG);
vp->tx_ring[entry].frag[i+1].length = cpu_to_le32(skb_frag_size(frag)|LAST_FRAG);
else
vp->tx_ring[entry].frag[i+1].length = cpu_to_le32(frag->size);
vp->tx_ring[entry].frag[i+1].length = cpu_to_le32(skb_frag_size(frag));
}
}
#else

View file

@ -810,15 +810,15 @@ typhoon_start_tx(struct sk_buff *skb, struct net_device *dev)
txd->frag.addrHi = 0;
first_txd->numDesc++;
for(i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
const skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
void *frag_addr;
txd = (struct tx_desc *) (txRing->ringBase +
txRing->lastWrite);
typhoon_inc_tx_index(&txRing->lastWrite, 1);
len = frag->size;
len = skb_frag_size(frag);
frag_addr = skb_frag_address(frag);
skb_dma = pci_map_single(tp->tx_pdev, frag_addr, len,
PCI_DMA_TODEVICE);

View file

@ -1256,12 +1256,12 @@ static netdev_tx_t start_tx(struct sk_buff *skb, struct net_device *dev)
np->tx_info[entry].mapping =
pci_map_single(np->pci_dev, skb->data, skb_first_frag_len(skb), PCI_DMA_TODEVICE);
} else {
skb_frag_t *this_frag = &skb_shinfo(skb)->frags[i - 1];
status |= this_frag->size;
const skb_frag_t *this_frag = &skb_shinfo(skb)->frags[i - 1];
status |= skb_frag_size(this_frag);
np->tx_info[entry].mapping =
pci_map_single(np->pci_dev,
skb_frag_address(this_frag),
this_frag->size,
skb_frag_size(this_frag),
PCI_DMA_TODEVICE);
}
@ -1378,7 +1378,7 @@ static irqreturn_t intr_handler(int irq, void *dev_instance)
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
pci_unmap_single(np->pci_dev,
np->tx_info[entry].mapping,
skb_shinfo(skb)->frags[i].size,
skb_frag_size(&skb_shinfo(skb)->frags[i]),
PCI_DMA_TODEVICE);
np->dirty_tx++;
entry++;

View file

@ -198,7 +198,7 @@ static void greth_clean_rings(struct greth_private *greth)
dma_unmap_page(greth->dev,
greth_read_bd(&tx_bdp->addr),
frag->size,
skb_frag_size(frag),
DMA_TO_DEVICE);
greth->tx_last = NEXT_TX(greth->tx_last);
@ -517,7 +517,7 @@ greth_start_xmit_gbit(struct sk_buff *skb, struct net_device *dev)
status = GRETH_BD_EN;
if (skb->ip_summed == CHECKSUM_PARTIAL)
status |= GRETH_TXBD_CSALL;
status |= frag->size & GRETH_BD_LEN;
status |= skb_frag_size(frag) & GRETH_BD_LEN;
/* Wrap around descriptor ring */
if (curr_tx == GRETH_TXBD_NUM_MASK)
@ -531,7 +531,7 @@ greth_start_xmit_gbit(struct sk_buff *skb, struct net_device *dev)
greth_write_bd(&bdp->stat, status);
dma_addr = skb_frag_dma_map(greth->dev, frag, 0, frag->size,
dma_addr = skb_frag_dma_map(greth->dev, frag, 0, skb_frag_size(frag),
DMA_TO_DEVICE);
if (unlikely(dma_mapping_error(greth->dev, dma_addr)))
@ -713,7 +713,7 @@ static void greth_clean_tx_gbit(struct net_device *dev)
dma_unmap_page(greth->dev,
greth_read_bd(&bdp->addr),
frag->size,
skb_frag_size(frag),
DMA_TO_DEVICE);
greth->tx_last = NEXT_TX(greth->tx_last);

View file

@ -2478,18 +2478,18 @@ restart:
idx = (idx + 1) % ACE_TX_RING_ENTRIES(ap);
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
const skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
struct tx_ring_info *info;
len += frag->size;
len += skb_frag_size(frag);
info = ap->skb->tx_skbuff + idx;
desc = ap->tx_ring + idx;
mapping = skb_frag_dma_map(&ap->pdev->dev, frag, 0,
frag->size,
skb_frag_size(frag),
DMA_TO_DEVICE);
flagsize = (frag->size << 16);
flagsize = skb_frag_size(frag) << 16;
if (skb->ip_summed == CHECKSUM_PARTIAL)
flagsize |= BD_FLG_TCP_UDP_SUM;
idx = (idx + 1) % ACE_TX_RING_ENTRIES(ap);
@ -2508,7 +2508,7 @@ restart:
info->skb = NULL;
}
dma_unmap_addr_set(info, mapping, mapping);
dma_unmap_len_set(info, maplen, frag->size);
dma_unmap_len_set(info, maplen, skb_frag_size(frag));
ace_load_tx_bd(ap, desc, mapping, flagsize, vlan_tag);
}
}

View file

@ -2179,7 +2179,7 @@ static void atl1c_tx_map(struct atl1c_adapter *adapter,
memcpy(use_tpd, tpd, sizeof(struct atl1c_tpd_desc));
buffer_info = atl1c_get_tx_buffer(adapter, use_tpd);
buffer_info->length = frag->size;
buffer_info->length = skb_frag_size(frag);
buffer_info->dma = skb_frag_dma_map(&adapter->pdev->dev,
frag, 0,
buffer_info->length,

View file

@ -1593,7 +1593,7 @@ static u16 atl1e_cal_tdp_req(const struct sk_buff *skb)
u16 proto_hdr_len = 0;
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
fg_size = skb_shinfo(skb)->frags[i].size;
fg_size = skb_frag_size(&skb_shinfo(skb)->frags[i]);
tpd_req += ((fg_size + MAX_TX_BUF_LEN - 1) >> MAX_TX_BUF_SHIFT);
}
@ -1744,12 +1744,12 @@ static void atl1e_tx_map(struct atl1e_adapter *adapter,
}
for (f = 0; f < nr_frags; f++) {
struct skb_frag_struct *frag;
const struct skb_frag_struct *frag;
u16 i;
u16 seg_num;
frag = &skb_shinfo(skb)->frags[f];
buf_len = frag->size;
buf_len = skb_frag_size(frag);
seg_num = (buf_len + MAX_TX_BUF_LEN - 1) / MAX_TX_BUF_LEN;
for (i = 0; i < seg_num; i++) {

View file

@ -2267,11 +2267,11 @@ static void atl1_tx_map(struct atl1_adapter *adapter, struct sk_buff *skb,
}
for (f = 0; f < nr_frags; f++) {
struct skb_frag_struct *frag;
const struct skb_frag_struct *frag;
u16 i, nseg;
frag = &skb_shinfo(skb)->frags[f];
buf_len = frag->size;
buf_len = skb_frag_size(frag);
nseg = (buf_len + ATL1_MAX_TX_BUF_LEN - 1) /
ATL1_MAX_TX_BUF_LEN;
@ -2356,7 +2356,6 @@ static netdev_tx_t atl1_xmit_frame(struct sk_buff *skb,
int count = 1;
int ret_val;
struct tx_packet_desc *ptpd;
u16 frag_size;
u16 vlan_tag;
unsigned int nr_frags = 0;
unsigned int mss = 0;
@ -2372,10 +2371,9 @@ static netdev_tx_t atl1_xmit_frame(struct sk_buff *skb,
nr_frags = skb_shinfo(skb)->nr_frags;
for (f = 0; f < nr_frags; f++) {
frag_size = skb_shinfo(skb)->frags[f].size;
if (frag_size)
count += (frag_size + ATL1_MAX_TX_BUF_LEN - 1) /
ATL1_MAX_TX_BUF_LEN;
unsigned int f_size = skb_frag_size(&skb_shinfo(skb)->frags[f]);
count += (f_size + ATL1_MAX_TX_BUF_LEN - 1) /
ATL1_MAX_TX_BUF_LEN;
}
mss = skb_shinfo(skb)->gso_size;

View file

@ -2871,7 +2871,7 @@ bnx2_tx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget)
dma_unmap_addr(
&txr->tx_buf_ring[TX_RING_IDX(sw_cons)],
mapping),
skb_shinfo(skb)->frags[i].size,
skb_frag_size(&skb_shinfo(skb)->frags[i]),
PCI_DMA_TODEVICE);
}
@ -3049,7 +3049,7 @@ bnx2_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, struct sk_buff *skb,
} else {
skb_frag_t *frag =
&skb_shinfo(skb)->frags[i - 1];
frag->size -= tail;
skb_frag_size_sub(frag, tail);
skb->data_len -= tail;
}
return 0;
@ -5395,7 +5395,7 @@ bnx2_free_tx_skbs(struct bnx2 *bp)
tx_buf = &txr->tx_buf_ring[TX_RING_IDX(j)];
dma_unmap_page(&bp->pdev->dev,
dma_unmap_addr(tx_buf, mapping),
skb_shinfo(skb)->frags[k].size,
skb_frag_size(&skb_shinfo(skb)->frags[k]),
PCI_DMA_TODEVICE);
}
dev_kfree_skb(skb);
@ -6530,13 +6530,13 @@ bnx2_start_xmit(struct sk_buff *skb, struct net_device *dev)
tx_buf->is_gso = skb_is_gso(skb);
for (i = 0; i < last_frag; i++) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
const skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
prod = NEXT_TX_BD(prod);
ring_prod = TX_RING_IDX(prod);
txbd = &txr->tx_desc_ring[ring_prod];
len = frag->size;
len = skb_frag_size(frag);
mapping = skb_frag_dma_map(&bp->pdev->dev, frag, 0, len,
DMA_TO_DEVICE);
if (dma_mapping_error(&bp->pdev->dev, mapping))
@ -6594,7 +6594,7 @@ dma_error:
ring_prod = TX_RING_IDX(prod);
tx_buf = &txr->tx_buf_ring[ring_prod];
dma_unmap_page(&bp->pdev->dev, dma_unmap_addr(tx_buf, mapping),
skb_shinfo(skb)->frags[i].size,
skb_frag_size(&skb_shinfo(skb)->frags[i]),
PCI_DMA_TODEVICE);
}

View file

@ -2363,7 +2363,7 @@ static int bnx2x_pkt_req_lin(struct bnx2x *bp, struct sk_buff *skb,
/* Calculate the first sum - it's special */
for (frag_idx = 0; frag_idx < wnd_size - 1; frag_idx++)
wnd_sum +=
skb_shinfo(skb)->frags[frag_idx].size;
skb_frag_size(&skb_shinfo(skb)->frags[frag_idx]);
/* If there was data on linear skb data - check it */
if (first_bd_sz > 0) {
@ -2379,14 +2379,14 @@ static int bnx2x_pkt_req_lin(struct bnx2x *bp, struct sk_buff *skb,
check all windows */
for (wnd_idx = 0; wnd_idx <= num_wnds; wnd_idx++) {
wnd_sum +=
skb_shinfo(skb)->frags[wnd_idx + wnd_size - 1].size;
skb_frag_size(&skb_shinfo(skb)->frags[wnd_idx + wnd_size - 1]);
if (unlikely(wnd_sum < lso_mss)) {
to_copy = 1;
break;
}
wnd_sum -=
skb_shinfo(skb)->frags[wnd_idx].size;
skb_frag_size(&skb_shinfo(skb)->frags[wnd_idx]);
}
} else {
/* in non-LSO too fragmented packet should always
@ -2796,8 +2796,8 @@ netdev_tx_t bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev)
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
mapping = skb_frag_dma_map(&bp->pdev->dev, frag, 0, frag->size,
DMA_TO_DEVICE);
mapping = skb_frag_dma_map(&bp->pdev->dev, frag, 0,
skb_frag_size(frag), DMA_TO_DEVICE);
if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) {
DP(NETIF_MSG_TX_QUEUED, "Unable to map page - "
@ -2821,8 +2821,8 @@ netdev_tx_t bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev)
tx_data_bd->addr_hi = cpu_to_le32(U64_HI(mapping));
tx_data_bd->addr_lo = cpu_to_le32(U64_LO(mapping));
tx_data_bd->nbytes = cpu_to_le16(frag->size);
le16_add_cpu(&pkt_size, frag->size);
tx_data_bd->nbytes = cpu_to_le16(skb_frag_size(frag));
le16_add_cpu(&pkt_size, skb_frag_size(frag));
nbd++;
DP(NETIF_MSG_TX_QUEUED,

View file

@ -5356,7 +5356,7 @@ static void tg3_tx(struct tg3_napi *tnapi)
pci_unmap_page(tp->pdev,
dma_unmap_addr(ri, mapping),
skb_shinfo(skb)->frags[i].size,
skb_frag_size(&skb_shinfo(skb)->frags[i]),
PCI_DMA_TODEVICE);
while (ri->fragmented) {
@ -6510,14 +6510,14 @@ static void tg3_tx_skb_unmap(struct tg3_napi *tnapi, u32 entry, int last)
}
for (i = 0; i < last; i++) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
const skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
entry = NEXT_TX(entry);
txb = &tnapi->tx_buffers[entry];
pci_unmap_page(tnapi->tp->pdev,
dma_unmap_addr(txb, mapping),
frag->size, PCI_DMA_TODEVICE);
skb_frag_size(frag), PCI_DMA_TODEVICE);
while (txb->fragmented) {
txb->fragmented = false;
@ -6777,7 +6777,7 @@ static netdev_tx_t tg3_start_xmit(struct sk_buff *skb, struct net_device *dev)
for (i = 0; i <= last; i++) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
len = frag->size;
len = skb_frag_size(frag);
mapping = skb_frag_dma_map(&tp->pdev->dev, frag, 0,
len, DMA_TO_DEVICE);

View file

@ -116,7 +116,7 @@ bnad_pci_unmap_skb(struct device *pdev, struct bnad_skb_unmap *array,
for (j = 0; j < frag; j++) {
dma_unmap_page(pdev, dma_unmap_addr(&array[index], dma_addr),
skb_shinfo(skb)->frags[j].size, DMA_TO_DEVICE);
skb_frag_size(&skb_shinfo(skb)->frags[j]), DMA_TO_DEVICE);
dma_unmap_addr_set(&array[index], dma_addr, 0);
BNA_QE_INDX_ADD(index, 1, depth);
}
@ -2741,8 +2741,8 @@ bnad_start_xmit(struct sk_buff *skb, struct net_device *netdev)
wis_used = 1;
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
struct skb_frag_struct *frag = &skb_shinfo(skb)->frags[i];
u16 size = frag->size;
const struct skb_frag_struct *frag = &skb_shinfo(skb)->frags[i];
u16 size = skb_frag_size(frag);
if (unlikely(size == 0)) {
unmap_prod = unmap_q->producer_index;

View file

@ -1135,8 +1135,8 @@ static inline unsigned int compute_large_page_tx_descs(struct sk_buff *skb)
len -= SGE_TX_DESC_MAX_PLEN;
}
for (i = 0; nfrags--; i++) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
len = frag->size;
const skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
len = skb_frag_size(frag);
while (len > SGE_TX_DESC_MAX_PLEN) {
count++;
len -= SGE_TX_DESC_MAX_PLEN;
@ -1278,9 +1278,9 @@ static inline void write_tx_descs(struct adapter *adapter, struct sk_buff *skb,
}
mapping = skb_frag_dma_map(&adapter->pdev->dev, frag, 0,
frag->size, DMA_TO_DEVICE);
skb_frag_size(frag), DMA_TO_DEVICE);
desc_mapping = mapping;
desc_len = frag->size;
desc_len = skb_frag_size(frag);
pidx = write_large_page_tx_descs(pidx, &e1, &ce, &gen,
&desc_mapping, &desc_len,
@ -1290,7 +1290,7 @@ static inline void write_tx_descs(struct adapter *adapter, struct sk_buff *skb,
nfrags == 0);
ce->skb = NULL;
dma_unmap_addr_set(ce, dma_addr, mapping);
dma_unmap_len_set(ce, dma_len, frag->size);
dma_unmap_len_set(ce, dma_len, skb_frag_size(frag));
}
ce->skb = skb;
wmb();

View file

@ -254,7 +254,7 @@ static inline void unmap_skb(struct sk_buff *skb, struct sge_txq *q,
while (frag_idx < nfrags && curflit < WR_FLITS) {
pci_unmap_page(pdev, be64_to_cpu(sgp->addr[j]),
skb_shinfo(skb)->frags[frag_idx].size,
skb_frag_size(&skb_shinfo(skb)->frags[frag_idx]),
PCI_DMA_TODEVICE);
j ^= 1;
if (j == 0) {
@ -977,11 +977,11 @@ static inline unsigned int make_sgl(const struct sk_buff *skb,
nfrags = skb_shinfo(skb)->nr_frags;
for (i = 0; i < nfrags; i++) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
const skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
mapping = skb_frag_dma_map(&pdev->dev, frag, 0, frag->size,
mapping = skb_frag_dma_map(&pdev->dev, frag, 0, skb_frag_size(frag),
DMA_TO_DEVICE);
sgp->len[j] = cpu_to_be32(frag->size);
sgp->len[j] = cpu_to_be32(skb_frag_size(frag));
sgp->addr[j] = cpu_to_be64(mapping);
j ^= 1;
if (j == 0)
@ -1544,7 +1544,7 @@ static void deferred_unmap_destructor(struct sk_buff *skb)
si = skb_shinfo(skb);
for (i = 0; i < si->nr_frags; i++)
pci_unmap_page(dui->pdev, *p++, si->frags[i].size,
pci_unmap_page(dui->pdev, *p++, skb_frag_size(&si->frags[i]),
PCI_DMA_TODEVICE);
}
@ -2118,7 +2118,7 @@ static void lro_add_page(struct adapter *adap, struct sge_qset *qs,
rx_frag += nr_frags;
__skb_frag_set_page(rx_frag, sd->pg_chunk.page);
rx_frag->page_offset = sd->pg_chunk.offset + offset;
rx_frag->size = len;
skb_frag_size_set(rx_frag, len);
skb->len += len;
skb->data_len += len;

View file

@ -215,8 +215,8 @@ static int map_skb(struct device *dev, const struct sk_buff *skb,
end = &si->frags[si->nr_frags];
for (fp = si->frags; fp < end; fp++) {
*++addr = dma_map_page(dev, fp->page, fp->page_offset, fp->size,
DMA_TO_DEVICE);
*++addr = dma_map_page(dev, fp->page, fp->page_offset,
skb_frag_size(fp), DMA_TO_DEVICE);
if (dma_mapping_error(dev, *addr))
goto unwind;
}
@ -224,7 +224,7 @@ static int map_skb(struct device *dev, const struct sk_buff *skb,
unwind:
while (fp-- > si->frags)
dma_unmap_page(dev, *--addr, fp->size, DMA_TO_DEVICE);
dma_unmap_page(dev, *--addr, skb_frag_size(fp), DMA_TO_DEVICE);
dma_unmap_single(dev, addr[-1], skb_headlen(skb), DMA_TO_DEVICE);
out_err:
@ -243,7 +243,7 @@ static void unmap_skb(struct device *dev, const struct sk_buff *skb,
si = skb_shinfo(skb);
end = &si->frags[si->nr_frags];
for (fp = si->frags; fp < end; fp++)
dma_unmap_page(dev, *addr++, fp->size, DMA_TO_DEVICE);
dma_unmap_page(dev, *addr++, skb_frag_size(fp), DMA_TO_DEVICE);
}
/**
@ -717,7 +717,7 @@ static void write_sgl(const struct sk_buff *skb, struct sge_txq *q,
sgl->addr0 = cpu_to_be64(addr[0] + start);
nfrags++;
} else {
sgl->len0 = htonl(si->frags[0].size);
sgl->len0 = htonl(skb_frag_size(&si->frags[0]));
sgl->addr0 = cpu_to_be64(addr[1]);
}
@ -732,13 +732,13 @@ static void write_sgl(const struct sk_buff *skb, struct sge_txq *q,
to = (u8 *)end > (u8 *)q->stat ? buf : sgl->sge;
for (i = (nfrags != si->nr_frags); nfrags >= 2; nfrags -= 2, to++) {
to->len[0] = cpu_to_be32(si->frags[i].size);
to->len[1] = cpu_to_be32(si->frags[++i].size);
to->len[0] = cpu_to_be32(skb_frag_size(&si->frags[i]));
to->len[1] = cpu_to_be32(skb_frag_size(&si->frags[++i]));
to->addr[0] = cpu_to_be64(addr[i]);
to->addr[1] = cpu_to_be64(addr[++i]);
}
if (nfrags) {
to->len[0] = cpu_to_be32(si->frags[i].size);
to->len[0] = cpu_to_be32(skb_frag_size(&si->frags[i]));
to->len[1] = cpu_to_be32(0);
to->addr[0] = cpu_to_be64(addr[i + 1]);
}
@ -1417,7 +1417,7 @@ static inline void copy_frags(struct skb_shared_info *ssi,
/* usually there's just one frag */
ssi->frags[0].page = gl->frags[0].page;
ssi->frags[0].page_offset = gl->frags[0].page_offset + offset;
ssi->frags[0].size = gl->frags[0].size - offset;
skb_frag_size_set(&ssi->frags[0], skb_frag_size(&gl->frags[0]) - offset);
ssi->nr_frags = gl->nfrags;
n = gl->nfrags - 1;
if (n)
@ -1718,8 +1718,8 @@ static int process_responses(struct sge_rspq *q, int budget)
bufsz = get_buf_size(rsd);
fp->page = rsd->page;
fp->page_offset = q->offset;
fp->size = min(bufsz, len);
len -= fp->size;
skb_frag_size_set(fp, min(bufsz, len));
len -= skb_frag_size(fp);
if (!len)
break;
unmap_rx_buf(q->adap, &rxq->fl);
@ -1731,7 +1731,7 @@ static int process_responses(struct sge_rspq *q, int budget)
*/
dma_sync_single_for_cpu(q->adap->pdev_dev,
get_buf_addr(rsd),
fp->size, DMA_FROM_DEVICE);
skb_frag_size(fp), DMA_FROM_DEVICE);
si.va = page_address(si.frags[0].page) +
si.frags[0].page_offset;
@ -1740,7 +1740,7 @@ static int process_responses(struct sge_rspq *q, int budget)
si.nfrags = frags + 1;
ret = q->handler(q, q->cur_desc, &si);
if (likely(ret == 0))
q->offset += ALIGN(fp->size, FL_ALIGN);
q->offset += ALIGN(skb_frag_size(fp), FL_ALIGN);
else
restore_rx_bufs(&si, &rxq->fl, frags);
} else if (likely(rsp_type == RSP_TYPE_CPL)) {

View file

@ -296,8 +296,8 @@ static int map_skb(struct device *dev, const struct sk_buff *skb,
si = skb_shinfo(skb);
end = &si->frags[si->nr_frags];
for (fp = si->frags; fp < end; fp++) {
*++addr = dma_map_page(dev, fp->page, fp->page_offset, fp->size,
DMA_TO_DEVICE);
*++addr = dma_map_page(dev, fp->page, fp->page_offset,
skb_frag_size(fp), DMA_TO_DEVICE);
if (dma_mapping_error(dev, *addr))
goto unwind;
}
@ -305,7 +305,7 @@ static int map_skb(struct device *dev, const struct sk_buff *skb,
unwind:
while (fp-- > si->frags)
dma_unmap_page(dev, *--addr, fp->size, DMA_TO_DEVICE);
dma_unmap_page(dev, *--addr, skb_frag_size(fp), DMA_TO_DEVICE);
dma_unmap_single(dev, addr[-1], skb_headlen(skb), DMA_TO_DEVICE);
out_err:
@ -899,7 +899,7 @@ static void write_sgl(const struct sk_buff *skb, struct sge_txq *tq,
sgl->addr0 = cpu_to_be64(addr[0] + start);
nfrags++;
} else {
sgl->len0 = htonl(si->frags[0].size);
sgl->len0 = htonl(skb_frag_size(&si->frags[0]));
sgl->addr0 = cpu_to_be64(addr[1]);
}
@ -915,13 +915,13 @@ static void write_sgl(const struct sk_buff *skb, struct sge_txq *tq,
to = (u8 *)end > (u8 *)tq->stat ? buf : sgl->sge;
for (i = (nfrags != si->nr_frags); nfrags >= 2; nfrags -= 2, to++) {
to->len[0] = cpu_to_be32(si->frags[i].size);
to->len[1] = cpu_to_be32(si->frags[++i].size);
to->len[0] = cpu_to_be32(skb_frag_size(&si->frags[i]));
to->len[1] = cpu_to_be32(skb_frag_size(&si->frags[++i]));
to->addr[0] = cpu_to_be64(addr[i]);
to->addr[1] = cpu_to_be64(addr[++i]);
}
if (nfrags) {
to->len[0] = cpu_to_be32(si->frags[i].size);
to->len[0] = cpu_to_be32(skb_frag_size(&si->frags[i]));
to->len[1] = cpu_to_be32(0);
to->addr[0] = cpu_to_be64(addr[i + 1]);
}
@ -1399,7 +1399,7 @@ struct sk_buff *t4vf_pktgl_to_skb(const struct pkt_gl *gl,
ssi = skb_shinfo(skb);
ssi->frags[0].page = gl->frags[0].page;
ssi->frags[0].page_offset = gl->frags[0].page_offset + pull_len;
ssi->frags[0].size = gl->frags[0].size - pull_len;
skb_frag_size_set(&ssi->frags[0], skb_frag_size(&gl->frags[0]) - pull_len);
if (gl->nfrags > 1)
memcpy(&ssi->frags[1], &gl->frags[1],
(gl->nfrags-1) * sizeof(skb_frag_t));
@ -1451,7 +1451,7 @@ static inline void copy_frags(struct skb_shared_info *si,
/* usually there's just one frag */
si->frags[0].page = gl->frags[0].page;
si->frags[0].page_offset = gl->frags[0].page_offset + offset;
si->frags[0].size = gl->frags[0].size - offset;
skb_frag_size_set(&si->frags[0], skb_frag_size(&gl->frags[0]) - offset);
si->nr_frags = gl->nfrags;
n = gl->nfrags - 1;
@ -1702,8 +1702,8 @@ int process_responses(struct sge_rspq *rspq, int budget)
bufsz = get_buf_size(sdesc);
fp->page = sdesc->page;
fp->page_offset = rspq->offset;
fp->size = min(bufsz, len);
len -= fp->size;
skb_frag_size_set(fp, min(bufsz, len));
len -= skb_frag_size(fp);
if (!len)
break;
unmap_rx_buf(rspq->adapter, &rxq->fl);
@ -1717,7 +1717,7 @@ int process_responses(struct sge_rspq *rspq, int budget)
*/
dma_sync_single_for_cpu(rspq->adapter->pdev_dev,
get_buf_addr(sdesc),
fp->size, DMA_FROM_DEVICE);
skb_frag_size(fp), DMA_FROM_DEVICE);
gl.va = (page_address(gl.frags[0].page) +
gl.frags[0].page_offset);
prefetch(gl.va);
@ -1728,7 +1728,7 @@ int process_responses(struct sge_rspq *rspq, int budget)
*/
ret = rspq->handler(rspq, rspq->cur_desc, &gl);
if (likely(ret == 0))
rspq->offset += ALIGN(fp->size, FL_ALIGN);
rspq->offset += ALIGN(skb_frag_size(fp), FL_ALIGN);
else
restore_rx_bufs(&gl, &rxq->fl, frag);
} else if (likely(rsp_type == RSP_TYPE_CPL)) {

View file

@ -599,16 +599,16 @@ static inline void enic_queue_wq_skb_cont(struct enic *enic,
struct vnic_wq *wq, struct sk_buff *skb,
unsigned int len_left, int loopback)
{
skb_frag_t *frag;
const skb_frag_t *frag;
/* Queue additional data fragments */
for (frag = skb_shinfo(skb)->frags; len_left; frag++) {
len_left -= frag->size;
len_left -= skb_frag_size(frag);
enic_queue_wq_desc_cont(wq, skb,
skb_frag_dma_map(&enic->pdev->dev,
frag, 0, frag->size,
frag, 0, skb_frag_size(frag),
DMA_TO_DEVICE),
frag->size,
skb_frag_size(frag),
(len_left == 0), /* EOP? */
loopback);
}
@ -717,8 +717,8 @@ static inline void enic_queue_wq_skb_tso(struct enic *enic,
* for additional data fragments
*/
for (frag = skb_shinfo(skb)->frags; len_left; frag++) {
len_left -= frag->size;
frag_len_left = frag->size;
len_left -= skb_frag_size(frag);
frag_len_left = skb_frag_size(frag);
offset = 0;
while (frag_len_left) {

View file

@ -636,17 +636,17 @@ static int make_tx_wrbs(struct be_adapter *adapter, struct be_queue_info *txq,
}
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
struct skb_frag_struct *frag =
const struct skb_frag_struct *frag =
&skb_shinfo(skb)->frags[i];
busaddr = skb_frag_dma_map(dev, frag, 0,
frag->size, DMA_TO_DEVICE);
skb_frag_size(frag), DMA_TO_DEVICE);
if (dma_mapping_error(dev, busaddr))
goto dma_err;
wrb = queue_head_node(txq);
wrb_fill(wrb, busaddr, frag->size);
wrb_fill(wrb, busaddr, skb_frag_size(frag));
be_dws_cpu_to_le(wrb, sizeof(*wrb));
queue_head_inc(txq);
copied += frag->size;
copied += skb_frag_size(frag);
}
if (dummy_wrb) {
@ -1069,7 +1069,7 @@ static void skb_fill_rx_data(struct be_adapter *adapter, struct be_rx_obj *rxo,
skb_frag_set_page(skb, 0, page_info->page);
skb_shinfo(skb)->frags[0].page_offset =
page_info->page_offset + hdr_len;
skb_shinfo(skb)->frags[0].size = curr_frag_len - hdr_len;
skb_frag_size_set(&skb_shinfo(skb)->frags[0], curr_frag_len - hdr_len);
skb->data_len = curr_frag_len - hdr_len;
skb->truesize += rx_frag_size;
skb->tail += hdr_len;
@ -1095,13 +1095,13 @@ static void skb_fill_rx_data(struct be_adapter *adapter, struct be_rx_obj *rxo,
skb_frag_set_page(skb, j, page_info->page);
skb_shinfo(skb)->frags[j].page_offset =
page_info->page_offset;
skb_shinfo(skb)->frags[j].size = 0;
skb_frag_size_set(&skb_shinfo(skb)->frags[j], 0);
skb_shinfo(skb)->nr_frags++;
} else {
put_page(page_info->page);
}
skb_shinfo(skb)->frags[j].size += curr_frag_len;
skb_frag_size_add(&skb_shinfo(skb)->frags[j], curr_frag_len);
skb->len += curr_frag_len;
skb->data_len += curr_frag_len;
skb->truesize += rx_frag_size;
@ -1176,11 +1176,11 @@ static void be_rx_compl_process_gro(struct be_adapter *adapter,
skb_frag_set_page(skb, j, page_info->page);
skb_shinfo(skb)->frags[j].page_offset =
page_info->page_offset;
skb_shinfo(skb)->frags[j].size = 0;
skb_frag_size_set(&skb_shinfo(skb)->frags[j], 0);
} else {
put_page(page_info->page);
}
skb_shinfo(skb)->frags[j].size += curr_frag_len;
skb_frag_size_add(&skb_shinfo(skb)->frags[j], curr_frag_len);
skb->truesize += rx_frag_size;
remaining -= curr_frag_len;
index_inc(&rxcp->rxq_idx, rxq->len);

View file

@ -1676,7 +1676,7 @@ static inline void write_swqe2_data(struct sk_buff *skb, struct net_device *dev,
/* copy sg1entry data */
sg1entry->l_key = lkey;
sg1entry->len = frag->size;
sg1entry->len = skb_frag_size(frag);
sg1entry->vaddr =
ehea_map_vaddr(skb_frag_address(frag));
swqe->descriptors++;
@ -1689,7 +1689,7 @@ static inline void write_swqe2_data(struct sk_buff *skb, struct net_device *dev,
sgentry = &sg_list[i - sg1entry_contains_frag_data];
sgentry->l_key = lkey;
sgentry->len = frag->size;
sgentry->len = frag_size(frag);
sgentry->vaddr = ehea_map_vaddr(skb_frag_address(frag));
swqe->descriptors++;
}

View file

@ -1453,7 +1453,7 @@ static int emac_start_xmit_sg(struct sk_buff *skb, struct net_device *ndev)
/* skb fragments */
for (i = 0; i < nr_frags; ++i) {
struct skb_frag_struct *frag = &skb_shinfo(skb)->frags[i];
len = frag->size;
len = skb_frag_size(frag);
if (unlikely(dev->tx_cnt + mal_tx_chunks(len) >= NUM_TX_BUFF))
goto undo_frame;

View file

@ -1014,15 +1014,15 @@ retry_bounce:
/* Map the frags */
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
const skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
dma_addr = skb_frag_dma_map(&adapter->vdev->dev, frag, 0,
frag->size, DMA_TO_DEVICE);
skb_frag_size(frag), DMA_TO_DEVICE);
if (dma_mapping_error(&adapter->vdev->dev, dma_addr))
goto map_failed_frags;
descs[i+1].fields.flags_len = desc_flags | frag->size;
descs[i+1].fields.flags_len = desc_flags | skb_frag_size(frag);
descs[i+1].fields.address = dma_addr;
}

View file

@ -2894,10 +2894,10 @@ static int e1000_tx_map(struct e1000_adapter *adapter,
}
for (f = 0; f < nr_frags; f++) {
struct skb_frag_struct *frag;
const struct skb_frag_struct *frag;
frag = &skb_shinfo(skb)->frags[f];
len = frag->size;
len = skb_frag_size(frag);
offset = 0;
while (len) {
@ -3183,7 +3183,7 @@ static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb,
nr_frags = skb_shinfo(skb)->nr_frags;
for (f = 0; f < nr_frags; f++)
count += TXD_USE_COUNT(skb_shinfo(skb)->frags[f].size,
count += TXD_USE_COUNT(skb_frag_size(&skb_shinfo(skb)->frags[f]),
max_txd_pwr);
if (adapter->pcix_82544)
count += nr_frags;

View file

@ -4673,10 +4673,10 @@ static int e1000_tx_map(struct e1000_adapter *adapter,
}
for (f = 0; f < nr_frags; f++) {
struct skb_frag_struct *frag;
const struct skb_frag_struct *frag;
frag = &skb_shinfo(skb)->frags[f];
len = frag->size;
len = skb_frag_size(frag);
offset = 0;
while (len) {
@ -4943,7 +4943,7 @@ static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb,
nr_frags = skb_shinfo(skb)->nr_frags;
for (f = 0; f < nr_frags; f++)
count += TXD_USE_COUNT(skb_shinfo(skb)->frags[f].size,
count += TXD_USE_COUNT(skb_frag_size(&skb_shinfo(skb)->frags[f]),
max_txd_pwr);
if (adapter->hw.mac.tx_pkt_filtering)

View file

@ -4268,7 +4268,7 @@ static void igb_tx_map(struct igb_ring *tx_ring,
i = 0;
}
size = frag->size;
size = skb_frag_size(frag);
data_len -= size;
dma = skb_frag_dma_map(tx_ring->dev, frag, 0,

View file

@ -2045,7 +2045,7 @@ static inline int igbvf_tx_map_adv(struct igbvf_adapter *adapter,
for (f = 0; f < skb_shinfo(skb)->nr_frags; f++) {
struct skb_frag_struct *frag;
const struct skb_frag_struct *frag;
count++;
i++;
@ -2053,7 +2053,7 @@ static inline int igbvf_tx_map_adv(struct igbvf_adapter *adapter,
i = 0;
frag = &skb_shinfo(skb)->frags[f];
len = frag->size;
len = skb_frag_size(frag);
buffer_info = &tx_ring->buffer_info[i];
BUG_ON(len >= IGBVF_MAX_DATA_PER_TXD);

View file

@ -1383,10 +1383,10 @@ ixgb_tx_map(struct ixgb_adapter *adapter, struct sk_buff *skb,
}
for (f = 0; f < nr_frags; f++) {
struct skb_frag_struct *frag;
const struct skb_frag_struct *frag;
frag = &skb_shinfo(skb)->frags[f];
len = frag->size;
len = skb_frag_size(frag);
offset = 0;
while (len) {

View file

@ -6545,9 +6545,9 @@ static void ixgbe_tx_map(struct ixgbe_ring *tx_ring,
frag = &skb_shinfo(skb)->frags[f];
#ifdef IXGBE_FCOE
size = min_t(unsigned int, data_len, frag->size);
size = min_t(unsigned int, data_len, skb_frag_size(frag));
#else
size = frag->size;
size = skb_frag_size(frag);
#endif
data_len -= size;
f++;

View file

@ -2912,10 +2912,10 @@ static int ixgbevf_tx_map(struct ixgbevf_adapter *adapter,
}
for (f = 0; f < nr_frags; f++) {
struct skb_frag_struct *frag;
const struct skb_frag_struct *frag;
frag = &skb_shinfo(skb)->frags[f];
len = min((unsigned int)frag->size, total);
len = min((unsigned int)skb_frag_size(frag), total);
offset = 0;
while (len) {
@ -3096,7 +3096,7 @@ static int ixgbevf_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
count += TXD_USE_COUNT(skb_headlen(skb));
for (f = 0; f < skb_shinfo(skb)->nr_frags; f++)
count += TXD_USE_COUNT(skb_shinfo(skb)->frags[f].size);
count += TXD_USE_COUNT(skb_frag_size(&skb_shinfo(skb)->frags[f]));
if (ixgbevf_maybe_stop_tx(netdev, tx_ring, count)) {
adapter->tx_busy++;

View file

@ -1920,7 +1920,7 @@ jme_map_tx_skb(struct jme_adapter *jme, struct sk_buff *skb, int idx)
u8 hidma = jme->dev->features & NETIF_F_HIGHDMA;
int i, nr_frags = skb_shinfo(skb)->nr_frags;
int mask = jme->tx_ring_mask;
struct skb_frag_struct *frag;
const struct skb_frag_struct *frag;
u32 len;
for (i = 0 ; i < nr_frags ; ++i) {
@ -1930,7 +1930,7 @@ jme_map_tx_skb(struct jme_adapter *jme, struct sk_buff *skb, int idx)
jme_fill_tx_map(jme->pdev, ctxdesc, ctxbi,
skb_frag_page(frag),
frag->page_offset, frag->size, hidma);
frag->page_offset, skb_frag_size(frag), hidma);
}
len = skb_is_nonlinear(skb) ? skb_headlen(skb) : skb->len;

View file

@ -713,8 +713,9 @@ static inline unsigned int has_tiny_unaligned_frags(struct sk_buff *skb)
int frag;
for (frag = 0; frag < skb_shinfo(skb)->nr_frags; frag++) {
skb_frag_t *fragp = &skb_shinfo(skb)->frags[frag];
if (fragp->size <= 8 && fragp->page_offset & 7)
const skb_frag_t *fragp = &skb_shinfo(skb)->frags[frag];
if (skb_frag_size(fragp) <= 8 && fragp->page_offset & 7)
return 1;
}
@ -751,10 +752,10 @@ static void txq_submit_frag_skb(struct tx_queue *txq, struct sk_buff *skb)
}
desc->l4i_chk = 0;
desc->byte_cnt = this_frag->size;
desc->byte_cnt = skb_frag_size(this_frag);
desc->buf_ptr = skb_frag_dma_map(mp->dev->dev.parent,
this_frag, 0,
this_frag->size,
skb_frag_size(this_frag),
DMA_TO_DEVICE);
}
}

View file

@ -2770,10 +2770,10 @@ static netdev_tx_t skge_xmit_frame(struct sk_buff *skb,
control |= BMU_STFWD;
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
const skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
map = skb_frag_dma_map(&hw->pdev->dev, frag, 0,
frag->size, DMA_TO_DEVICE);
skb_frag_size(frag), DMA_TO_DEVICE);
e = e->next;
e->skb = skb;
@ -2783,9 +2783,9 @@ static netdev_tx_t skge_xmit_frame(struct sk_buff *skb,
tf->dma_lo = map;
tf->dma_hi = (u64) map >> 32;
dma_unmap_addr_set(e, mapaddr, map);
dma_unmap_len_set(e, maplen, frag->size);
dma_unmap_len_set(e, maplen, skb_frag_size(frag));
tf->control = BMU_OWN | BMU_SW | control | frag->size;
tf->control = BMU_OWN | BMU_SW | control | skb_frag_size(frag);
}
tf->control |= BMU_EOF | BMU_IRQ_EOF;
}

View file

@ -1225,10 +1225,10 @@ static int sky2_rx_map_skb(struct pci_dev *pdev, struct rx_ring_info *re,
dma_unmap_len_set(re, data_size, size);
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
const skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
re->frag_addr[i] = skb_frag_dma_map(&pdev->dev, frag, 0,
frag->size,
skb_frag_size(frag),
DMA_FROM_DEVICE);
if (dma_mapping_error(&pdev->dev, re->frag_addr[i]))
@ -1239,7 +1239,7 @@ static int sky2_rx_map_skb(struct pci_dev *pdev, struct rx_ring_info *re,
map_page_error:
while (--i >= 0) {
pci_unmap_page(pdev, re->frag_addr[i],
skb_shinfo(skb)->frags[i].size,
skb_frag_size(&skb_shinfo(skb)->frags[i]),
PCI_DMA_FROMDEVICE);
}
@ -1263,7 +1263,7 @@ static void sky2_rx_unmap_skb(struct pci_dev *pdev, struct rx_ring_info *re)
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++)
pci_unmap_page(pdev, re->frag_addr[i],
skb_shinfo(skb)->frags[i].size,
skb_frag_size(&skb_shinfo(skb)->frags[i]),
PCI_DMA_FROMDEVICE);
}
@ -1936,7 +1936,7 @@ static netdev_tx_t sky2_xmit_frame(struct sk_buff *skb,
const skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
mapping = skb_frag_dma_map(&hw->pdev->dev, frag, 0,
frag->size, DMA_TO_DEVICE);
skb_frag_size(frag), DMA_TO_DEVICE);
if (dma_mapping_error(&hw->pdev->dev, mapping))
goto mapping_unwind;
@ -1952,11 +1952,11 @@ static netdev_tx_t sky2_xmit_frame(struct sk_buff *skb,
re = sky2->tx_ring + slot;
re->flags = TX_MAP_PAGE;
dma_unmap_addr_set(re, mapaddr, mapping);
dma_unmap_len_set(re, maplen, frag->size);
dma_unmap_len_set(re, maplen, skb_frag_size(frag));
le = get_tx_le(sky2, &slot);
le->addr = cpu_to_le32(lower_32_bits(mapping));
le->length = cpu_to_le16(frag->size);
le->length = cpu_to_le16(skb_frag_size(frag));
le->ctrl = ctrl;
le->opcode = OP_BUFFER | HW_OWNER;
}
@ -2484,7 +2484,7 @@ static void skb_put_frags(struct sk_buff *skb, unsigned int hdr_space,
} else {
size = min(length, (unsigned) PAGE_SIZE);
frag->size = size;
skb_frag_size_set(frag, size);
skb->data_len += size;
skb->truesize += PAGE_SIZE;
skb->len += size;

View file

@ -135,7 +135,7 @@ static void mlx4_en_init_rx_desc(struct mlx4_en_priv *priv,
/* Set size and memtype fields */
for (i = 0; i < priv->num_frags; i++) {
skb_frags[i].size = priv->frag_info[i].frag_size;
skb_frag_size_set(&skb_frags[i], priv->frag_info[i].frag_size);
rx_desc->data[i].byte_count =
cpu_to_be32(priv->frag_info[i].frag_size);
rx_desc->data[i].lkey = cpu_to_be32(priv->mdev->mr.key);
@ -194,7 +194,7 @@ static void mlx4_en_free_rx_desc(struct mlx4_en_priv *priv,
dma = be64_to_cpu(rx_desc->data[nr].addr);
en_dbg(DRV, priv, "Unmapping buffer at dma:0x%llx\n", (u64) dma);
pci_unmap_single(mdev->pdev, dma, skb_frags[nr].size,
pci_unmap_single(mdev->pdev, dma, skb_frag_size(&skb_frags[nr]),
PCI_DMA_FROMDEVICE);
put_page(skb_frags[nr].page);
}
@ -421,7 +421,7 @@ static int mlx4_en_complete_rx_desc(struct mlx4_en_priv *priv,
/* Save page reference in skb */
skb_frags_rx[nr].page = skb_frags[nr].page;
skb_frags_rx[nr].size = skb_frags[nr].size;
skb_frag_size_set(&skb_frags_rx[nr], skb_frag_size(&skb_frags[nr]));
skb_frags_rx[nr].page_offset = skb_frags[nr].page_offset;
dma = be64_to_cpu(rx_desc->data[nr].addr);
@ -430,13 +430,13 @@ static int mlx4_en_complete_rx_desc(struct mlx4_en_priv *priv,
goto fail;
/* Unmap buffer */
pci_unmap_single(mdev->pdev, dma, skb_frags_rx[nr].size,
pci_unmap_single(mdev->pdev, dma, skb_frag_size(&skb_frags_rx[nr]),
PCI_DMA_FROMDEVICE);
}
/* Adjust size of last fragment to match actual length */
if (nr > 0)
skb_frags_rx[nr - 1].size = length -
priv->frag_info[nr - 1].frag_prefix_size;
skb_frag_size_set(&skb_frags_rx[nr - 1],
length - priv->frag_info[nr - 1].frag_prefix_size);
return nr;
fail:
@ -506,7 +506,7 @@ static struct sk_buff *mlx4_en_rx_skb(struct mlx4_en_priv *priv,
skb_shinfo(skb)->frags[0].page_offset += HEADER_COPY_SIZE;
/* Adjust size of first fragment */
skb_shinfo(skb)->frags[0].size -= HEADER_COPY_SIZE;
skb_frag_size_sub(&skb_shinfo(skb)->frags[0], HEADER_COPY_SIZE);
skb->data_len = length - HEADER_COPY_SIZE;
}
return skb;

View file

@ -226,7 +226,7 @@ static u32 mlx4_en_free_tx_desc(struct mlx4_en_priv *priv,
frag = &skb_shinfo(skb)->frags[i];
pci_unmap_page(mdev->pdev,
(dma_addr_t) be64_to_cpu(data[i].addr),
frag->size, PCI_DMA_TODEVICE);
skb_frag_size(frag), PCI_DMA_TODEVICE);
}
}
/* Stamp the freed descriptor */
@ -256,7 +256,7 @@ static u32 mlx4_en_free_tx_desc(struct mlx4_en_priv *priv,
frag = &skb_shinfo(skb)->frags[i];
pci_unmap_page(mdev->pdev,
(dma_addr_t) be64_to_cpu(data->addr),
frag->size, PCI_DMA_TODEVICE);
skb_frag_size(frag), PCI_DMA_TODEVICE);
++data;
}
}
@ -550,7 +550,7 @@ static void build_inline_wqe(struct mlx4_en_tx_desc *tx_desc, struct sk_buff *sk
skb_copy_from_linear_data(skb, inl + 1, skb_headlen(skb));
if (skb_shinfo(skb)->nr_frags)
memcpy(((void *)(inl + 1)) + skb_headlen(skb), fragptr,
skb_shinfo(skb)->frags[0].size);
skb_frag_size(&skb_shinfo(skb)->frags[0]));
} else {
inl->byte_count = cpu_to_be32(1 << 31 | spc);
@ -570,7 +570,7 @@ static void build_inline_wqe(struct mlx4_en_tx_desc *tx_desc, struct sk_buff *sk
skb_headlen(skb) - spc);
if (skb_shinfo(skb)->nr_frags)
memcpy(((void *)(inl + 1)) + skb_headlen(skb) - spc,
fragptr, skb_shinfo(skb)->frags[0].size);
fragptr, skb_frag_size(&skb_shinfo(skb)->frags[0]));
}
wmb();
@ -757,11 +757,11 @@ netdev_tx_t mlx4_en_xmit(struct sk_buff *skb, struct net_device *dev)
for (i = skb_shinfo(skb)->nr_frags - 1; i >= 0; i--) {
frag = &skb_shinfo(skb)->frags[i];
dma = pci_map_page(mdev->dev->pdev, frag->page, frag->page_offset,
frag->size, PCI_DMA_TODEVICE);
skb_frag_size(frag), PCI_DMA_TODEVICE);
data->addr = cpu_to_be64(dma);
data->lkey = cpu_to_be32(mdev->mr.key);
wmb();
data->byte_count = cpu_to_be32(frag->size);
data->byte_count = cpu_to_be32(skb_frag_size(frag));
--data;
}

View file

@ -4700,7 +4700,7 @@ static void send_packet(struct sk_buff *skb, struct net_device *dev)
++hw->tx_int_cnt;
dma_buf = DMA_BUFFER(desc);
dma_buf->len = this_frag->size;
dma_buf->len = skb_frag_size(this_frag);
dma_buf->dma = pci_map_single(
hw_priv->pdev,

View file

@ -1216,7 +1216,7 @@ myri10ge_rx_skb_build(struct sk_buff *skb, u8 * va,
skb_frags = skb_shinfo(skb)->frags;
while (len > 0) {
memcpy(skb_frags, rx_frags, sizeof(*skb_frags));
len -= rx_frags->size;
len -= skb_frag_size(rx_frags);
skb_frags++;
rx_frags++;
skb_shinfo(skb)->nr_frags++;
@ -1228,7 +1228,7 @@ myri10ge_rx_skb_build(struct sk_buff *skb, u8 * va,
* manually */
skb_copy_to_linear_data(skb, va, hlen);
skb_shinfo(skb)->frags[0].page_offset += hlen;
skb_shinfo(skb)->frags[0].size -= hlen;
skb_frag_size_sub(&skb_shinfo(skb)->frags[0], hlen);
skb->data_len -= hlen;
skb->tail += hlen;
skb_pull(skb, MXGEFW_PAD);
@ -1345,9 +1345,9 @@ myri10ge_rx_done(struct myri10ge_slice_state *ss, int len, __wsum csum,
__skb_frag_set_page(&rx_frags[i], rx->info[idx].page);
rx_frags[i].page_offset = rx->info[idx].page_offset;
if (remainder < MYRI10GE_ALLOC_SIZE)
rx_frags[i].size = remainder;
skb_frag_size_set(&rx_frags[i], remainder);
else
rx_frags[i].size = MYRI10GE_ALLOC_SIZE;
skb_frag_size_set(&rx_frags[i], MYRI10GE_ALLOC_SIZE);
rx->cnt++;
idx = rx->cnt & rx->mask;
remainder -= MYRI10GE_ALLOC_SIZE;
@ -1355,7 +1355,7 @@ myri10ge_rx_done(struct myri10ge_slice_state *ss, int len, __wsum csum,
if (lro_enabled) {
rx_frags[0].page_offset += MXGEFW_PAD;
rx_frags[0].size -= MXGEFW_PAD;
skb_frag_size_sub(&rx_frags[0], MXGEFW_PAD);
len -= MXGEFW_PAD;
lro_receive_frags(&ss->rx_done.lro_mgr, rx_frags,
/* opaque, will come back in get_frag_header */
@ -1382,7 +1382,7 @@ myri10ge_rx_done(struct myri10ge_slice_state *ss, int len, __wsum csum,
/* Attach the pages to the skb, and trim off any padding */
myri10ge_rx_skb_build(skb, va, rx_frags, len, hlen);
if (skb_shinfo(skb)->frags[0].size <= 0) {
if (skb_frag_size(&skb_shinfo(skb)->frags[0]) <= 0) {
skb_frag_unref(skb, 0);
skb_shinfo(skb)->nr_frags = 0;
}
@ -2926,7 +2926,7 @@ again:
idx = (count + tx->req) & tx->mask;
frag = &skb_shinfo(skb)->frags[frag_idx];
frag_idx++;
len = frag->size;
len = skb_frag_size(frag);
bus = skb_frag_dma_map(&mgp->pdev->dev, frag, 0, len,
DMA_TO_DEVICE);
dma_unmap_addr_set(&tx->info[idx], bus, bus);

View file

@ -1161,11 +1161,11 @@ again:
break;
buf = skb_frag_dma_map(&dev->pci_dev->dev, frag, 0,
frag->size, DMA_TO_DEVICE);
skb_frag_size(frag), DMA_TO_DEVICE);
dprintk("frag: buf=%08Lx page=%08lx offset=%08lx\n",
(long long)buf, (long) page_to_pfn(frag->page),
frag->page_offset);
len = frag->size;
len = skb_frag_size(frag);
frag++;
nr_frags--;
}

View file

@ -2350,12 +2350,12 @@ static struct sk_buff *s2io_txdl_getskb(struct fifo_info *fifo_data,
if (frg_cnt) {
txds++;
for (j = 0; j < frg_cnt; j++, txds++) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[j];
const skb_frag_t *frag = &skb_shinfo(skb)->frags[j];
if (!txds->Buffer_Pointer)
break;
pci_unmap_page(nic->pdev,
(dma_addr_t)txds->Buffer_Pointer,
frag->size, PCI_DMA_TODEVICE);
skb_frag_size(frag), PCI_DMA_TODEVICE);
}
}
memset(txdlp, 0, (sizeof(struct TxD) * fifo_data->max_txds));
@ -4185,16 +4185,16 @@ static netdev_tx_t s2io_xmit(struct sk_buff *skb, struct net_device *dev)
frg_cnt = skb_shinfo(skb)->nr_frags;
/* For fragmented SKB. */
for (i = 0; i < frg_cnt; i++) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
const skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
/* A '0' length fragment will be ignored */
if (!frag->size)
if (!skb_frag_size(frag))
continue;
txdp++;
txdp->Buffer_Pointer = (u64)skb_frag_dma_map(&sp->pdev->dev,
frag, 0,
frag->size,
skb_frag_size(frag),
DMA_TO_DEVICE);
txdp->Control_1 = TXD_BUFFER0_SIZE(frag->size);
txdp->Control_1 = TXD_BUFFER0_SIZE(skb_frag_size(frag));
if (offload_type == SKB_GSO_UDP)
txdp->Control_1 |= TXD_UFO_EN;
}

View file

@ -585,7 +585,7 @@ vxge_xmit_compl(struct __vxge_hw_fifo *fifo_hw, void *dtr,
for (j = 0; j < frg_cnt; j++) {
pci_unmap_page(fifo->pdev,
txd_priv->dma_buffers[i++],
frag->size, PCI_DMA_TODEVICE);
skb_frag_size(frag), PCI_DMA_TODEVICE);
frag += 1;
}
@ -920,11 +920,11 @@ vxge_xmit(struct sk_buff *skb, struct net_device *dev)
frag = &skb_shinfo(skb)->frags[0];
for (i = 0; i < frg_cnt; i++) {
/* ignore 0 length fragment */
if (!frag->size)
if (!skb_frag_size(frag))
continue;
dma_pointer = (u64)skb_frag_dma_map(&fifo->pdev->dev, frag,
0, frag->size,
0, skb_frag_size(frag),
DMA_TO_DEVICE);
if (unlikely(dma_mapping_error(&fifo->pdev->dev, dma_pointer)))
@ -936,7 +936,7 @@ vxge_xmit(struct sk_buff *skb, struct net_device *dev)
txdl_priv->dma_buffers[j] = dma_pointer;
vxge_hw_fifo_txdl_buffer_set(fifo_hw, dtr, j++, dma_pointer,
frag->size);
skb_frag_size(frag));
frag += 1;
}
@ -979,7 +979,7 @@ _exit1:
for (; j < i; j++) {
pci_unmap_page(fifo->pdev, txdl_priv->dma_buffers[j],
frag->size, PCI_DMA_TODEVICE);
skb_frag_size(frag), PCI_DMA_TODEVICE);
frag += 1;
}
@ -1050,7 +1050,7 @@ vxge_tx_term(void *dtrh, enum vxge_hw_txdl_state state, void *userdata)
for (j = 0; j < frg_cnt; j++) {
pci_unmap_page(fifo->pdev, txd_priv->dma_buffers[i++],
frag->size, PCI_DMA_TODEVICE);
skb_frag_size(frag), PCI_DMA_TODEVICE);
frag += 1;
}

View file

@ -2099,8 +2099,10 @@ static netdev_tx_t nv_start_xmit(struct sk_buff *skb, struct net_device *dev)
/* add fragments to entries count */
for (i = 0; i < fragments; i++) {
entries += (skb_shinfo(skb)->frags[i].size >> NV_TX2_TSO_MAX_SHIFT) +
((skb_shinfo(skb)->frags[i].size & (NV_TX2_TSO_MAX_SIZE-1)) ? 1 : 0);
u32 size = skb_frag_size(&skb_shinfo(skb)->frags[i]);
entries += (size >> NV_TX2_TSO_MAX_SHIFT) +
((size & (NV_TX2_TSO_MAX_SIZE-1)) ? 1 : 0);
}
spin_lock_irqsave(&np->lock, flags);
@ -2138,8 +2140,8 @@ static netdev_tx_t nv_start_xmit(struct sk_buff *skb, struct net_device *dev)
/* setup the fragments */
for (i = 0; i < fragments; i++) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
u32 size = frag->size;
const skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
u32 size = skb_frag_size(frag);
offset = 0;
do {
@ -2211,8 +2213,10 @@ static netdev_tx_t nv_start_xmit_optimized(struct sk_buff *skb,
/* add fragments to entries count */
for (i = 0; i < fragments; i++) {
entries += (skb_shinfo(skb)->frags[i].size >> NV_TX2_TSO_MAX_SHIFT) +
((skb_shinfo(skb)->frags[i].size & (NV_TX2_TSO_MAX_SIZE-1)) ? 1 : 0);
u32 size = skb_frag_size(&skb_shinfo(skb)->frags[i]);
entries += (size >> NV_TX2_TSO_MAX_SHIFT) +
((size & (NV_TX2_TSO_MAX_SIZE-1)) ? 1 : 0);
}
spin_lock_irqsave(&np->lock, flags);
@ -2253,7 +2257,7 @@ static netdev_tx_t nv_start_xmit_optimized(struct sk_buff *skb,
/* setup the fragments */
for (i = 0; i < fragments; i++) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
u32 size = frag->size;
u32 size = skb_frag_size(frag);
offset = 0;
do {

View file

@ -300,9 +300,9 @@ static int pasemi_mac_unmap_tx_skb(struct pasemi_mac *mac,
pci_unmap_single(pdev, dmas[0], skb_headlen(skb), PCI_DMA_TODEVICE);
for (f = 0; f < nfrags; f++) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[f];
const skb_frag_t *frag = &skb_shinfo(skb)->frags[f];
pci_unmap_page(pdev, dmas[f+1], frag->size, PCI_DMA_TODEVICE);
pci_unmap_page(pdev, dmas[f+1], skb_frag_size(frag), PCI_DMA_TODEVICE);
}
dev_kfree_skb_irq(skb);
@ -1506,8 +1506,8 @@ static int pasemi_mac_start_tx(struct sk_buff *skb, struct net_device *dev)
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
map[i + 1] = skb_frag_dma_map(&mac->dma_pdev->dev, frag, 0,
frag->size, DMA_TO_DEVICE);
map_size[i+1] = frag->size;
skb_frag_size(frag), DMA_TO_DEVICE);
map_size[i+1] = skb_frag_size(frag);
if (dma_mapping_error(&mac->dma_pdev->dev, map[i + 1])) {
nfrags = i;
goto out_err_nolock;

View file

@ -1905,13 +1905,13 @@ netxen_map_tx_skb(struct pci_dev *pdev,
frag = &skb_shinfo(skb)->frags[i];
nf = &pbuf->frag_array[i+1];
map = skb_frag_dma_map(&pdev->dev, frag, 0, frag->size,
map = skb_frag_dma_map(&pdev->dev, frag, 0, skb_frag_size(frag),
DMA_TO_DEVICE);
if (dma_mapping_error(&pdev->dev, map))
goto unwind;
nf->dma = map;
nf->length = frag->size;
nf->length = skb_frag_size(frag);
}
return 0;
@ -1962,7 +1962,7 @@ netxen_nic_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
for (i = 0; i < (frag_count - NETXEN_MAX_FRAGS_PER_TX); i++) {
frag = &skb_shinfo(skb)->frags[i];
delta += frag->size;
delta += skb_frag_size(frag);
}
if (!__pskb_pull_tail(skb, delta))

View file

@ -2388,7 +2388,7 @@ static int ql_send_map(struct ql3_adapter *qdev,
seg++;
}
map = skb_frag_dma_map(&qdev->pdev->dev, frag, 0, frag->size,
map = skb_frag_dma_map(&qdev->pdev->dev, frag, 0, skb_frag_size(frag),
DMA_TO_DEVICE);
err = dma_mapping_error(&qdev->pdev->dev, map);
@ -2401,9 +2401,9 @@ static int ql_send_map(struct ql3_adapter *qdev,
oal_entry->dma_lo = cpu_to_le32(LS_64BITS(map));
oal_entry->dma_hi = cpu_to_le32(MS_64BITS(map));
oal_entry->len = cpu_to_le32(frag->size);
oal_entry->len = cpu_to_le32(skb_frag_size(frag));
dma_unmap_addr_set(&tx_cb->map[seg], mapaddr, map);
dma_unmap_len_set(&tx_cb->map[seg], maplen, frag->size);
dma_unmap_len_set(&tx_cb->map[seg], maplen, skb_frag_size(frag));
}
/* Terminate the last segment. */
oal_entry->len |= cpu_to_le32(OAL_LAST_ENTRY);

View file

@ -2135,13 +2135,13 @@ qlcnic_map_tx_skb(struct pci_dev *pdev,
frag = &skb_shinfo(skb)->frags[i];
nf = &pbuf->frag_array[i+1];
map = skb_frag_dma_map(&pdev->dev, frag, 0, frag->size,
map = skb_frag_dma_map(&pdev->dev, frag, 0, skb_frag_size(frag),
DMA_TO_DEVICE);
if (dma_mapping_error(&pdev->dev, map))
goto unwind;
nf->dma = map;
nf->length = frag->size;
nf->length = skb_frag_size(frag);
}
return 0;
@ -2221,7 +2221,7 @@ qlcnic_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
if (!skb_is_gso(skb) && frag_count > QLCNIC_MAX_FRAGS_PER_TX) {
for (i = 0; i < (frag_count - QLCNIC_MAX_FRAGS_PER_TX); i++)
delta += skb_shinfo(skb)->frags[i].size;
delta += skb_frag_size(&skb_shinfo(skb)->frags[i]);
if (!__pskb_pull_tail(skb, delta))
goto drop_packet;

View file

@ -1431,7 +1431,7 @@ static int ql_map_send(struct ql_adapter *qdev,
map_idx++;
}
map = skb_frag_dma_map(&qdev->pdev->dev, frag, 0, frag->size,
map = skb_frag_dma_map(&qdev->pdev->dev, frag, 0, skb_frag_size(frag),
DMA_TO_DEVICE);
err = dma_mapping_error(&qdev->pdev->dev, map);
@ -1443,10 +1443,10 @@ static int ql_map_send(struct ql_adapter *qdev,
}
tbd->addr = cpu_to_le64(map);
tbd->len = cpu_to_le32(frag->size);
tbd->len = cpu_to_le32(skb_frag_size(frag));
dma_unmap_addr_set(&tx_ring_desc->map[map_idx], mapaddr, map);
dma_unmap_len_set(&tx_ring_desc->map[map_idx], maplen,
frag->size);
skb_frag_size(frag));
}
/* Save the number of segments we've mapped. */

View file

@ -777,12 +777,12 @@ static netdev_tx_t cp_start_xmit (struct sk_buff *skb,
entry = NEXT_TX(entry);
for (frag = 0; frag < skb_shinfo(skb)->nr_frags; frag++) {
skb_frag_t *this_frag = &skb_shinfo(skb)->frags[frag];
const skb_frag_t *this_frag = &skb_shinfo(skb)->frags[frag];
u32 len;
u32 ctrl;
dma_addr_t mapping;
len = this_frag->size;
len = skb_frag_size(this_frag);
mapping = dma_map_single(&cp->pdev->dev,
skb_frag_address(this_frag),
len, PCI_DMA_TODEVICE);

View file

@ -5413,7 +5413,7 @@ static int rtl8169_xmit_frags(struct rtl8169_private *tp, struct sk_buff *skb,
entry = tp->cur_tx;
for (cur_frag = 0; cur_frag < info->nr_frags; cur_frag++) {
skb_frag_t *frag = info->frags + cur_frag;
const skb_frag_t *frag = info->frags + cur_frag;
dma_addr_t mapping;
u32 status, len;
void *addr;
@ -5421,7 +5421,7 @@ static int rtl8169_xmit_frags(struct rtl8169_private *tp, struct sk_buff *skb,
entry = (entry + 1) % NUM_TX_DESC;
txd = tp->TxDescArray + entry;
len = frag->size;
len = skb_frag_size(frag);
addr = skb_frag_address(frag);
mapping = dma_map_single(d, addr, len, DMA_TO_DEVICE);
if (unlikely(dma_mapping_error(d, mapping))) {

View file

@ -481,7 +481,7 @@ static void efx_rx_packet_gro(struct efx_channel *channel,
skb_frag_set_page(skb, 0, page);
skb_shinfo(skb)->frags[0].page_offset =
efx_rx_buf_offset(efx, rx_buf);
skb_shinfo(skb)->frags[0].size = rx_buf->len;
skb_frag_size_set(&skb_shinfo(skb)->frags[0], rx_buf->len);
skb_shinfo(skb)->nr_frags = 1;
skb->len = rx_buf->len;

View file

@ -238,7 +238,7 @@ netdev_tx_t efx_enqueue_skb(struct efx_tx_queue *tx_queue, struct sk_buff *skb)
if (i >= skb_shinfo(skb)->nr_frags)
break;
fragment = &skb_shinfo(skb)->frags[i];
len = fragment->size;
len = skb_frag_size(fragment);
i++;
/* Map for DMA */
unmap_single = false;
@ -926,11 +926,11 @@ static int tso_get_fragment(struct tso_state *st, struct efx_nic *efx,
skb_frag_t *frag)
{
st->unmap_addr = skb_frag_dma_map(&efx->pci_dev->dev, frag, 0,
frag->size, DMA_TO_DEVICE);
skb_frag_size(frag), DMA_TO_DEVICE);
if (likely(!dma_mapping_error(&efx->pci_dev->dev, st->unmap_addr))) {
st->unmap_single = false;
st->unmap_len = frag->size;
st->in_len = frag->size;
st->unmap_len = skb_frag_size(frag);
st->in_len = skb_frag_size(frag);
st->dma_addr = st->unmap_addr;
return 0;
}

View file

@ -1106,8 +1106,8 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev)
}
for (i = 0; i < nfrags; i++) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
int len = frag->size;
const skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
int len = skb_frag_size(frag);
entry = (++priv->cur_tx) % txsize;
desc = priv->dma_tx + entry;

View file

@ -2051,7 +2051,7 @@ static int cas_rx_process_pkt(struct cas *cp, struct cas_rx_comp *rxc,
__skb_frag_set_page(frag, page->buffer);
__skb_frag_ref(frag);
frag->page_offset = off;
frag->size = hlen - swivel;
skb_frag_size_set(frag, hlen - swivel);
/* any more data? */
if ((words[0] & RX_COMP1_SPLIT_PKT) && ((dlen -= hlen) > 0)) {
@ -2075,7 +2075,7 @@ static int cas_rx_process_pkt(struct cas *cp, struct cas_rx_comp *rxc,
__skb_frag_set_page(frag, page->buffer);
__skb_frag_ref(frag);
frag->page_offset = 0;
frag->size = hlen;
skb_frag_size_set(frag, hlen);
RX_USED_ADD(page, hlen + cp->crc_size);
}
@ -2826,9 +2826,9 @@ static inline int cas_xmit_tx_ringN(struct cas *cp, int ring,
entry = TX_DESC_NEXT(ring, entry);
for (frag = 0; frag < nr_frags; frag++) {
skb_frag_t *fragp = &skb_shinfo(skb)->frags[frag];
const skb_frag_t *fragp = &skb_shinfo(skb)->frags[frag];
len = fragp->size;
len = skb_frag_size(fragp);
mapping = skb_frag_dma_map(&cp->pdev->dev, fragp, 0, len,
DMA_TO_DEVICE);

View file

@ -3594,7 +3594,7 @@ static int release_tx_packet(struct niu *np, struct tx_ring_info *rp, int idx)
tb = &rp->tx_buffs[idx];
BUG_ON(tb->skb != NULL);
np->ops->unmap_page(np->device, tb->mapping,
skb_shinfo(skb)->frags[i].size,
skb_frag_size(&skb_shinfo(skb)->frags[i]),
DMA_TO_DEVICE);
idx = NEXT_TX(rp, idx);
}
@ -6727,9 +6727,9 @@ static netdev_tx_t niu_start_xmit(struct sk_buff *skb,
}
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
const skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
len = frag->size;
len = skb_frag_size(frag);
mapping = np->ops->map_page(np->device, skb_frag_page(frag),
frag->page_offset, len,
DMA_TO_DEVICE);

View file

@ -1065,12 +1065,12 @@ static netdev_tx_t gem_start_xmit(struct sk_buff *skb,
entry = NEXT_TX(entry);
for (frag = 0; frag < skb_shinfo(skb)->nr_frags; frag++) {
skb_frag_t *this_frag = &skb_shinfo(skb)->frags[frag];
const skb_frag_t *this_frag = &skb_shinfo(skb)->frags[frag];
u32 len;
dma_addr_t mapping;
u64 this_ctrl;
len = this_frag->size;
len = skb_frag_size(this_frag);
mapping = skb_frag_dma_map(&gp->pdev->dev, this_frag,
0, len, DMA_TO_DEVICE);
this_ctrl = ctrl;

View file

@ -2305,10 +2305,10 @@ static netdev_tx_t happy_meal_start_xmit(struct sk_buff *skb,
entry = NEXT_TX(entry);
for (frag = 0; frag < skb_shinfo(skb)->nr_frags; frag++) {
skb_frag_t *this_frag = &skb_shinfo(skb)->frags[frag];
const skb_frag_t *this_frag = &skb_shinfo(skb)->frags[frag];
u32 len, mapping, this_txflags;
len = this_frag->size;
len = skb_frag_size(this_frag);
mapping = skb_frag_dma_map(hp->dma_dev, this_frag,
0, len, DMA_TO_DEVICE);
this_txflags = tx_flags;

View file

@ -1493,12 +1493,12 @@ bdx_tx_map_skb(struct bdx_priv *priv, struct sk_buff *skb,
bdx_tx_db_inc_wptr(db);
for (i = 0; i < nr_frags; i++) {
struct skb_frag_struct *frag;
const struct skb_frag_struct *frag;
frag = &skb_shinfo(skb)->frags[i];
db->wptr->len = frag->size;
db->wptr->len = skb_frag_size(frag);
db->wptr->addr.dma = skb_frag_dma_map(&priv->pdev->dev, frag,
0, frag->size,
0, skb_frag_size(frag),
DMA_TO_DEVICE);
pbl++;

View file

@ -1713,7 +1713,7 @@ static unsigned int tile_net_tx_frags(lepp_frag_t *frags,
cpa = ((phys_addr_t)pfn << PAGE_SHIFT) + f->page_offset;
frags[n].cpa_lo = cpa;
frags[n].cpa_hi = cpa >> 32;
frags[n].length = f->size;
frags[n].length = skb_frag_size(f);
frags[n].hash_for_home = hash_for_home;
n++;
}

View file

@ -709,13 +709,13 @@ static int tsi108_send_packet(struct sk_buff * skb, struct net_device *dev)
data->txring[tx].len = skb_headlen(skb);
misc |= TSI108_TX_SOF;
} else {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i - 1];
const skb_frag_t *frag = &skb_shinfo(skb)->frags[i - 1];
data->txring[tx].buf0 = skb_frag_dma_map(NULL, frag,
0,
frag->size,
skb_frag_size(frag),
DMA_TO_DEVICE);
data->txring[tx].len = frag->size;
data->txring[tx].len = skb_frag_size(frag);
}
if (i == frags - 1)

View file

@ -2554,16 +2554,16 @@ static netdev_tx_t velocity_xmit(struct sk_buff *skb,
/* Handle fragments */
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
const skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
tdinfo->skb_dma[i + 1] = skb_frag_dma_map(&vptr->pdev->dev,
frag, 0,
frag->size,
skb_frag_size(frag),
DMA_TO_DEVICE);
td_ptr->td_buf[i + 1].pa_low = cpu_to_le32(tdinfo->skb_dma[i + 1]);
td_ptr->td_buf[i + 1].pa_high = 0;
td_ptr->td_buf[i + 1].size = cpu_to_le16(frag->size);
td_ptr->td_buf[i + 1].size = cpu_to_le16(skb_frag_size(frag));
}
tdinfo->nskb_dma = i + 1;

View file

@ -716,8 +716,8 @@ static int temac_start_xmit(struct sk_buff *skb, struct net_device *ndev)
cur_p = &lp->tx_bd_v[lp->tx_bd_tail];
cur_p->phys = dma_map_single(ndev->dev.parent,
skb_frag_address(frag),
frag->size, DMA_TO_DEVICE);
cur_p->len = frag->size;
frag_size(frag), DMA_TO_DEVICE);
cur_p->len = frag_size(frag);
cur_p->app0 = 0;
frag++;
}

View file

@ -147,14 +147,14 @@ static void set_skb_frag(struct sk_buff *skb, struct page *page,
skb_frag_t *f;
f = &skb_shinfo(skb)->frags[i];
f->size = min((unsigned)PAGE_SIZE - offset, *len);
skb_frag_size_set(f, min((unsigned)PAGE_SIZE - offset, *len));
f->page_offset = offset;
__skb_frag_set_page(f, page);
skb->data_len += f->size;
skb->len += f->size;
skb->data_len += skb_frag_size(f);
skb->len += skb_frag_size(f);
skb_shinfo(skb)->nr_frags++;
*len -= f->size;
*len -= skb_frag_size(f);
}
static struct sk_buff *page_to_skb(struct virtnet_info *vi,

View file

@ -656,8 +656,8 @@ vmxnet3_append_frag(struct sk_buff *skb, struct Vmxnet3_RxCompDesc *rcd,
__skb_frag_set_page(frag, rbi->page);
frag->page_offset = 0;
frag->size = rcd->len;
skb->data_len += frag->size;
skb_frag_size_set(frag, rcd->len);
skb->data_len += rcd->len;
skb->truesize += PAGE_SIZE;
skb_shinfo(skb)->nr_frags++;
}
@ -745,21 +745,21 @@ vmxnet3_map_pkt(struct sk_buff *skb, struct vmxnet3_tx_ctx *ctx,
}
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
struct skb_frag_struct *frag = &skb_shinfo(skb)->frags[i];
const struct skb_frag_struct *frag = &skb_shinfo(skb)->frags[i];
tbi = tq->buf_info + tq->tx_ring.next2fill;
tbi->map_type = VMXNET3_MAP_PAGE;
tbi->dma_addr = skb_frag_dma_map(&adapter->pdev->dev, frag,
0, frag->size,
0, skb_frag_size(frag),
DMA_TO_DEVICE);
tbi->len = frag->size;
tbi->len = skb_frag_size(frag);
gdesc = tq->tx_ring.base + tq->tx_ring.next2fill;
BUG_ON(gdesc->txd.gen == tq->tx_ring.gen);
gdesc->txd.addr = cpu_to_le64(tbi->dma_addr);
gdesc->dword[2] = cpu_to_le32(dw2 | frag->size);
gdesc->dword[2] = cpu_to_le32(dw2 | skb_frag_size(frag));
gdesc->dword[3] = 0;
dev_dbg(&adapter->netdev->dev,

View file

@ -334,7 +334,7 @@ unsigned int xen_netbk_count_skb_slots(struct xenvif *vif, struct sk_buff *skb)
count++;
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
unsigned long size = skb_shinfo(skb)->frags[i].size;
unsigned long size = skb_frag_size(&skb_shinfo(skb)->frags[i]);
unsigned long bytes;
while (size > 0) {
BUG_ON(copy_off > MAX_BUFFER_OFFSET);
@ -526,7 +526,7 @@ static int netbk_gop_skb(struct sk_buff *skb,
for (i = 0; i < nr_frags; i++) {
netbk_gop_frag_copy(vif, skb, npo,
skb_frag_page(&skb_shinfo(skb)->frags[i]),
skb_shinfo(skb)->frags[i].size,
skb_frag_size(&skb_shinfo(skb)->frags[i]),
skb_shinfo(skb)->frags[i].page_offset,
&head);
}

View file

@ -467,7 +467,7 @@ static void xennet_make_frags(struct sk_buff *skb, struct net_device *dev,
tx->gref = np->grant_tx_ref[id] = ref;
tx->offset = frag->page_offset;
tx->size = frag->size;
tx->size = skb_frag_size(frag);
tx->flags = 0;
}
@ -965,7 +965,7 @@ err:
if (rx->status > len) {
skb_shinfo(skb)->frags[0].page_offset =
rx->offset + len;
skb_shinfo(skb)->frags[0].size = rx->status - len;
skb_frag_size_set(&skb_shinfo(skb)->frags[0], rx->status - len);
skb->data_len = rx->status - len;
} else {
__skb_fill_page_desc(skb, 0, NULL, 0, 0);

View file

@ -1814,8 +1814,8 @@ static int sgl_read_to_frags(struct scatterlist *sg, unsigned int sgoffset,
copy = min(datalen, sglen);
if (i && page == frags[i - 1].page &&
sgoffset + sg->offset ==
frags[i - 1].page_offset + frags[i - 1].size) {
frags[i - 1].size += copy;
frags[i - 1].page_offset + skb_frag_size(&frags[i - 1])) {
skb_frag_size_add(&frags[i - 1], copy);
} else {
if (i >= frag_max) {
pr_warn("too many pages %u, dlen %u.\n",
@ -1825,7 +1825,7 @@ static int sgl_read_to_frags(struct scatterlist *sg, unsigned int sgoffset,
frags[i].page = page;
frags[i].page_offset = sg->offset + sgoffset;
frags[i].size = copy;
skb_frag_size_set(&frags[i], copy);
i++;
}
datalen -= copy;
@ -1951,8 +1951,8 @@ int cxgbi_conn_init_pdu(struct iscsi_task *task, unsigned int offset,
char *src = kmap_atomic(frag->page,
KM_SOFTIRQ0);
memcpy(dst, src+frag->page_offset, frag->size);
dst += frag->size;
memcpy(dst, src+frag->page_offset, skb_frag_size(frag));
dst += skb_frag_size(frag);
kunmap_atomic(src, KM_SOFTIRQ0);
}
if (padlen) {

View file

@ -105,7 +105,7 @@ u32 fcoe_fc_crc(struct fc_frame *fp)
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
frag = &skb_shinfo(skb)->frags[i];
off = frag->page_offset;
len = frag->size;
len = skb_frag_size(frag);
while (len > 0) {
clen = min(len, PAGE_SIZE - (off & ~PAGE_MASK));
data = kmap_atomic(

View file

@ -169,11 +169,11 @@ static int netvsc_start_xmit(struct sk_buff *skb, struct net_device *net)
/* Additional fragments are after SKB data */
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
skb_frag_t *f = &skb_shinfo(skb)->frags[i];
const skb_frag_t *f = &skb_shinfo(skb)->frags[i];
packet->page_buf[i+2].pfn = page_to_pfn(skb_frag_page(f));
packet->page_buf[i+2].offset = f->page_offset;
packet->page_buf[i+2].len = f->size;
packet->page_buf[i+2].len = skb_frag_size(f);
}
/* Set the completion routine */

View file

@ -150,6 +150,26 @@ struct skb_frag_struct {
#endif
};
static inline unsigned int skb_frag_size(const skb_frag_t *frag)
{
return frag->size;
}
static inline void skb_frag_size_set(skb_frag_t *frag, unsigned int size)
{
frag->size = size;
}
static inline void skb_frag_size_add(skb_frag_t *frag, int delta)
{
frag->size += delta;
}
static inline void skb_frag_size_sub(skb_frag_t *frag, int delta)
{
frag->size -= delta;
}
#define HAVE_HW_TIME_STAMP
/**
@ -1132,7 +1152,7 @@ static inline int skb_pagelen(const struct sk_buff *skb)
int i, len = 0;
for (i = (int)skb_shinfo(skb)->nr_frags - 1; i >= 0; i--)
len += skb_shinfo(skb)->frags[i].size;
len += skb_frag_size(&skb_shinfo(skb)->frags[i]);
return len + skb_headlen(skb);
}
@ -1156,7 +1176,7 @@ static inline void __skb_fill_page_desc(struct sk_buff *skb, int i,
frag->page = page;
frag->page_offset = off;
frag->size = size;
skb_frag_size_set(frag, size);
}
/**
@ -1907,10 +1927,10 @@ static inline int skb_can_coalesce(struct sk_buff *skb, int i,
const struct page *page, int off)
{
if (i) {
struct skb_frag_struct *frag = &skb_shinfo(skb)->frags[i - 1];
const struct skb_frag_struct *frag = &skb_shinfo(skb)->frags[i - 1];
return page == skb_frag_page(frag) &&
off == frag->page_offset + frag->size;
off == frag->page_offset + skb_frag_size(frag);
}
return 0;
}

View file

@ -951,13 +951,12 @@ static unsigned long atalk_sum_skb(const struct sk_buff *skb, int offset,
/* checksum stuff in frags */
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
int end;
const skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
WARN_ON(start > offset + len);
end = start + skb_shinfo(skb)->frags[i].size;
end = start + skb_frag_size(frag);
if ((copy = end - offset) > 0) {
u8 *vaddr;
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
if (copy > len)
copy = len;

View file

@ -324,14 +324,14 @@ int skb_copy_datagram_iovec(const struct sk_buff *skb, int offset,
/* Copy paged appendix. Hmm... why does this look so complicated? */
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
int end;
const skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
WARN_ON(start > offset + len);
end = start + skb_shinfo(skb)->frags[i].size;
end = start + skb_frag_size(frag);
if ((copy = end - offset) > 0) {
int err;
u8 *vaddr;
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
struct page *page = skb_frag_page(frag);
if (copy > len)
@ -410,14 +410,14 @@ int skb_copy_datagram_const_iovec(const struct sk_buff *skb, int offset,
/* Copy paged appendix. Hmm... why does this look so complicated? */
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
int end;
const skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
WARN_ON(start > offset + len);
end = start + skb_shinfo(skb)->frags[i].size;
end = start + skb_frag_size(frag);
if ((copy = end - offset) > 0) {
int err;
u8 *vaddr;
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
struct page *page = skb_frag_page(frag);
if (copy > len)
@ -500,14 +500,14 @@ int skb_copy_datagram_from_iovec(struct sk_buff *skb, int offset,
/* Copy paged appendix. Hmm... why does this look so complicated? */
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
int end;
const skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
WARN_ON(start > offset + len);
end = start + skb_shinfo(skb)->frags[i].size;
end = start + skb_frag_size(frag);
if ((copy = end - offset) > 0) {
int err;
u8 *vaddr;
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
struct page *page = skb_frag_page(frag);
if (copy > len)
@ -585,15 +585,15 @@ static int skb_copy_and_csum_datagram(const struct sk_buff *skb, int offset,
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
int end;
const skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
WARN_ON(start > offset + len);
end = start + skb_shinfo(skb)->frags[i].size;
end = start + skb_frag_size(frag);
if ((copy = end - offset) > 0) {
__wsum csum2;
int err = 0;
u8 *vaddr;
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
struct page *page = skb_frag_page(frag);
if (copy > len)

View file

@ -3489,9 +3489,9 @@ pull:
skb->data_len -= grow;
skb_shinfo(skb)->frags[0].page_offset += grow;
skb_shinfo(skb)->frags[0].size -= grow;
skb_frag_size_sub(&skb_shinfo(skb)->frags[0], grow);
if (unlikely(!skb_shinfo(skb)->frags[0].size)) {
if (unlikely(!skb_frag_size(&skb_shinfo(skb)->frags[0]))) {
skb_frag_unref(skb, 0);
memmove(skb_shinfo(skb)->frags,
skb_shinfo(skb)->frags + 1,
@ -3559,7 +3559,7 @@ void skb_gro_reset_offset(struct sk_buff *skb)
!PageHighMem(skb_frag_page(&skb_shinfo(skb)->frags[0]))) {
NAPI_GRO_CB(skb)->frag0 =
skb_frag_address(&skb_shinfo(skb)->frags[0]);
NAPI_GRO_CB(skb)->frag0_len = skb_shinfo(skb)->frags[0].size;
NAPI_GRO_CB(skb)->frag0_len = skb_frag_size(&skb_shinfo(skb)->frags[0]);
}
}
EXPORT_SYMBOL(skb_gro_reset_offset);

View file

@ -2606,13 +2606,13 @@ static void pktgen_finalize_skb(struct pktgen_dev *pkt_dev, struct sk_buff *skb,
skb_shinfo(skb)->frags[i].page_offset = 0;
/*last fragment, fill rest of data*/
if (i == (frags - 1))
skb_shinfo(skb)->frags[i].size =
(datalen < PAGE_SIZE ? datalen : PAGE_SIZE);
skb_frag_size_set(&skb_shinfo(skb)->frags[i],
(datalen < PAGE_SIZE ? datalen : PAGE_SIZE));
else
skb_shinfo(skb)->frags[i].size = frag_len;
datalen -= skb_shinfo(skb)->frags[i].size;
skb->len += skb_shinfo(skb)->frags[i].size;
skb->data_len += skb_shinfo(skb)->frags[i].size;
skb_frag_size_set(&skb_shinfo(skb)->frags[i], frag_len);
datalen -= skb_frag_size(&skb_shinfo(skb)->frags[i]);
skb->len += skb_frag_size(&skb_shinfo(skb)->frags[i]);
skb->data_len += skb_frag_size(&skb_shinfo(skb)->frags[i]);
i++;
skb_shinfo(skb)->nr_frags = i;
}

View file

@ -659,7 +659,7 @@ int skb_copy_ubufs(struct sk_buff *skb, gfp_t gfp_mask)
}
vaddr = kmap_skb_frag(&skb_shinfo(skb)->frags[i]);
memcpy(page_address(page),
vaddr + f->page_offset, f->size);
vaddr + f->page_offset, skb_frag_size(f));
kunmap_skb_frag(vaddr);
page->private = (unsigned long)head;
head = page;
@ -1190,14 +1190,14 @@ int ___pskb_trim(struct sk_buff *skb, unsigned int len)
goto drop_pages;
for (; i < nfrags; i++) {
int end = offset + skb_shinfo(skb)->frags[i].size;
int end = offset + skb_frag_size(&skb_shinfo(skb)->frags[i]);
if (end < len) {
offset = end;
continue;
}
skb_shinfo(skb)->frags[i++].size = len - offset;
skb_frag_size_set(&skb_shinfo(skb)->frags[i++], len - offset);
drop_pages:
skb_shinfo(skb)->nr_frags = i;
@ -1306,9 +1306,11 @@ unsigned char *__pskb_pull_tail(struct sk_buff *skb, int delta)
/* Estimate size of pulled pages. */
eat = delta;
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
if (skb_shinfo(skb)->frags[i].size >= eat)
int size = skb_frag_size(&skb_shinfo(skb)->frags[i]);
if (size >= eat)
goto pull_pages;
eat -= skb_shinfo(skb)->frags[i].size;
eat -= size;
}
/* If we need update frag list, we are in troubles.
@ -1371,14 +1373,16 @@ pull_pages:
eat = delta;
k = 0;
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
if (skb_shinfo(skb)->frags[i].size <= eat) {
int size = skb_frag_size(&skb_shinfo(skb)->frags[i]);
if (size <= eat) {
skb_frag_unref(skb, i);
eat -= skb_shinfo(skb)->frags[i].size;
eat -= size;
} else {
skb_shinfo(skb)->frags[k] = skb_shinfo(skb)->frags[i];
if (eat) {
skb_shinfo(skb)->frags[k].page_offset += eat;
skb_shinfo(skb)->frags[k].size -= eat;
skb_frag_size_sub(&skb_shinfo(skb)->frags[k], eat);
eat = 0;
}
k++;
@ -1433,7 +1437,7 @@ int skb_copy_bits(const struct sk_buff *skb, int offset, void *to, int len)
WARN_ON(start > offset + len);
end = start + skb_shinfo(skb)->frags[i].size;
end = start + skb_frag_size(&skb_shinfo(skb)->frags[i]);
if ((copy = end - offset) > 0) {
u8 *vaddr;
@ -1632,7 +1636,7 @@ static int __skb_splice_bits(struct sk_buff *skb, struct pipe_inode_info *pipe,
const skb_frag_t *f = &skb_shinfo(skb)->frags[seg];
if (__splice_segment(skb_frag_page(f),
f->page_offset, f->size,
f->page_offset, skb_frag_size(f),
offset, len, skb, spd, 0, sk, pipe))
return 1;
}
@ -1742,7 +1746,7 @@ int skb_store_bits(struct sk_buff *skb, int offset, const void *from, int len)
WARN_ON(start > offset + len);
end = start + frag->size;
end = start + skb_frag_size(frag);
if ((copy = end - offset) > 0) {
u8 *vaddr;
@ -1815,7 +1819,7 @@ __wsum skb_checksum(const struct sk_buff *skb, int offset,
WARN_ON(start > offset + len);
end = start + skb_shinfo(skb)->frags[i].size;
end = start + skb_frag_size(&skb_shinfo(skb)->frags[i]);
if ((copy = end - offset) > 0) {
__wsum csum2;
u8 *vaddr;
@ -1890,7 +1894,7 @@ __wsum skb_copy_and_csum_bits(const struct sk_buff *skb, int offset,
WARN_ON(start > offset + len);
end = start + skb_shinfo(skb)->frags[i].size;
end = start + skb_frag_size(&skb_shinfo(skb)->frags[i]);
if ((copy = end - offset) > 0) {
__wsum csum2;
u8 *vaddr;
@ -2163,7 +2167,7 @@ static inline void skb_split_no_header(struct sk_buff *skb,
skb->data_len = len - pos;
for (i = 0; i < nfrags; i++) {
int size = skb_shinfo(skb)->frags[i].size;
int size = skb_frag_size(&skb_shinfo(skb)->frags[i]);
if (pos + size > len) {
skb_shinfo(skb1)->frags[k] = skb_shinfo(skb)->frags[i];
@ -2179,8 +2183,8 @@ static inline void skb_split_no_header(struct sk_buff *skb,
*/
skb_frag_ref(skb, i);
skb_shinfo(skb1)->frags[0].page_offset += len - pos;
skb_shinfo(skb1)->frags[0].size -= len - pos;
skb_shinfo(skb)->frags[i].size = len - pos;
skb_frag_size_sub(&skb_shinfo(skb1)->frags[0], len - pos);
skb_frag_size_set(&skb_shinfo(skb)->frags[i], len - pos);
skb_shinfo(skb)->nr_frags++;
}
k++;
@ -2258,7 +2262,7 @@ int skb_shift(struct sk_buff *tgt, struct sk_buff *skb, int shiftlen)
} else {
merge = to - 1;
todo -= fragfrom->size;
todo -= skb_frag_size(fragfrom);
if (todo < 0) {
if (skb_prepare_for_shift(skb) ||
skb_prepare_for_shift(tgt))
@ -2268,8 +2272,8 @@ int skb_shift(struct sk_buff *tgt, struct sk_buff *skb, int shiftlen)
fragfrom = &skb_shinfo(skb)->frags[from];
fragto = &skb_shinfo(tgt)->frags[merge];
fragto->size += shiftlen;
fragfrom->size -= shiftlen;
skb_frag_size_add(fragto, shiftlen);
skb_frag_size_sub(fragfrom, shiftlen);
fragfrom->page_offset += shiftlen;
goto onlymerged;
@ -2293,9 +2297,9 @@ int skb_shift(struct sk_buff *tgt, struct sk_buff *skb, int shiftlen)
fragfrom = &skb_shinfo(skb)->frags[from];
fragto = &skb_shinfo(tgt)->frags[to];
if (todo >= fragfrom->size) {
if (todo >= skb_frag_size(fragfrom)) {
*fragto = *fragfrom;
todo -= fragfrom->size;
todo -= skb_frag_size(fragfrom);
from++;
to++;
@ -2303,10 +2307,10 @@ int skb_shift(struct sk_buff *tgt, struct sk_buff *skb, int shiftlen)
__skb_frag_ref(fragfrom);
fragto->page = fragfrom->page;
fragto->page_offset = fragfrom->page_offset;
fragto->size = todo;
skb_frag_size_set(fragto, todo);
fragfrom->page_offset += todo;
fragfrom->size -= todo;
skb_frag_size_sub(fragfrom, todo);
todo = 0;
to++;
@ -2321,7 +2325,7 @@ int skb_shift(struct sk_buff *tgt, struct sk_buff *skb, int shiftlen)
fragfrom = &skb_shinfo(skb)->frags[0];
fragto = &skb_shinfo(tgt)->frags[merge];
fragto->size += fragfrom->size;
skb_frag_size_add(fragto, skb_frag_size(fragfrom));
__skb_frag_unref(fragfrom);
}
@ -2419,7 +2423,7 @@ next_skb:
while (st->frag_idx < skb_shinfo(st->cur_skb)->nr_frags) {
frag = &skb_shinfo(st->cur_skb)->frags[st->frag_idx];
block_limit = frag->size + st->stepped_offset;
block_limit = skb_frag_size(frag) + st->stepped_offset;
if (abs_offset < block_limit) {
if (!st->frag_data)
@ -2437,7 +2441,7 @@ next_skb:
}
st->frag_idx++;
st->stepped_offset += frag->size;
st->stepped_offset += skb_frag_size(frag);
}
if (st->frag_data) {
@ -2567,13 +2571,13 @@ int skb_append_datato_frags(struct sock *sk, struct sk_buff *skb,
left = PAGE_SIZE - frag->page_offset;
copy = (length > left)? left : length;
ret = getfrag(from, skb_frag_address(frag) + frag->size,
ret = getfrag(from, skb_frag_address(frag) + skb_frag_size(frag),
offset, copy, 0, skb);
if (ret < 0)
return -EFAULT;
/* copy was successful so update the size parameters */
frag->size += copy;
skb_frag_size_add(frag, copy);
skb->len += copy;
skb->data_len += copy;
offset += copy;
@ -2720,11 +2724,11 @@ struct sk_buff *skb_segment(struct sk_buff *skb, u32 features)
while (pos < offset + len && i < nfrags) {
*frag = skb_shinfo(skb)->frags[i];
__skb_frag_ref(frag);
size = frag->size;
size = skb_frag_size(frag);
if (pos < offset) {
frag->page_offset += offset - pos;
frag->size -= offset - pos;
skb_frag_size_sub(frag, offset - pos);
}
skb_shinfo(nskb)->nr_frags++;
@ -2733,7 +2737,7 @@ struct sk_buff *skb_segment(struct sk_buff *skb, u32 features)
i++;
pos += size;
} else {
frag->size -= pos + size - (offset + len);
skb_frag_size_sub(frag, pos + size - (offset + len));
goto skip_fraglist;
}
@ -2813,7 +2817,7 @@ int skb_gro_receive(struct sk_buff **head, struct sk_buff *skb)
} while (--i);
frag->page_offset += offset;
frag->size -= offset;
skb_frag_size_sub(frag, offset);
skb->truesize -= skb->data_len;
skb->len -= skb->data_len;
@ -2865,7 +2869,7 @@ merge:
unsigned int eat = offset - headlen;
skbinfo->frags[0].page_offset += eat;
skbinfo->frags[0].size -= eat;
skb_frag_size_sub(&skbinfo->frags[0], eat);
skb->data_len -= eat;
skb->len -= eat;
offset = headlen;
@ -2936,7 +2940,7 @@ __skb_to_sgvec(struct sk_buff *skb, struct scatterlist *sg, int offset, int len)
WARN_ON(start > offset + len);
end = start + skb_shinfo(skb)->frags[i].size;
end = start + skb_frag_size(&skb_shinfo(skb)->frags[i]);
if ((copy = end - offset) > 0) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];

View file

@ -71,13 +71,13 @@ int dma_skb_copy_datagram_iovec(struct dma_chan *chan,
/* Copy paged appendix. Hmm... why does this look so complicated? */
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
int end;
const skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
WARN_ON(start > offset + len);
end = start + skb_shinfo(skb)->frags[i].size;
end = start + skb_frag_size(frag);
copy = end - offset;
if (copy > 0) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
struct page *page = skb_frag_page(frag);
if (copy > len)

View file

@ -244,11 +244,11 @@ static void lro_add_frags(struct net_lro_desc *lro_desc,
skb->truesize += truesize;
skb_frags[0].page_offset += hlen;
skb_frags[0].size -= hlen;
skb_frag_size_sub(&skb_frags[0], hlen);
while (tcp_data_len > 0) {
*(lro_desc->next_frag) = *skb_frags;
tcp_data_len -= skb_frags->size;
tcp_data_len -= skb_frag_size(skb_frags);
lro_desc->next_frag++;
skb_frags++;
skb_shinfo(skb)->nr_frags++;
@ -400,14 +400,14 @@ static struct sk_buff *lro_gen_skb(struct net_lro_mgr *lro_mgr,
skb_frags = skb_shinfo(skb)->frags;
while (data_len > 0) {
*skb_frags = *frags;
data_len -= frags->size;
data_len -= skb_frag_size(frags);
skb_frags++;
frags++;
skb_shinfo(skb)->nr_frags++;
}
skb_shinfo(skb)->frags[0].page_offset += hdr_len;
skb_shinfo(skb)->frags[0].size -= hdr_len;
skb_frag_size_sub(&skb_shinfo(skb)->frags[0], hdr_len);
skb->ip_summed = ip_summed;
skb->csum = sum;

View file

@ -599,8 +599,8 @@ static int ip_frag_reasm(struct ipq *qp, struct sk_buff *prev,
head->next = clone;
skb_shinfo(clone)->frag_list = skb_shinfo(head)->frag_list;
skb_frag_list_init(head);
for (i=0; i<skb_shinfo(head)->nr_frags; i++)
plen += skb_shinfo(head)->frags[i].size;
for (i = 0; i < skb_shinfo(head)->nr_frags; i++)
plen += skb_frag_size(&skb_shinfo(head)->frags[i]);
clone->len = clone->data_len = head->data_len - plen;
head->data_len -= clone->len;
head->len -= clone->len;

View file

@ -1015,13 +1015,13 @@ alloc_new_skb:
err = -EMSGSIZE;
goto error;
}
if (getfrag(from, skb_frag_address(frag)+frag->size,
if (getfrag(from, skb_frag_address(frag)+skb_frag_size(frag),
offset, copy, skb->len, skb) < 0) {
err = -EFAULT;
goto error;
}
cork->off += copy;
frag->size += copy;
skb_frag_size_add(frag, copy);
skb->len += copy;
skb->data_len += copy;
skb->truesize += copy;
@ -1230,7 +1230,7 @@ ssize_t ip_append_page(struct sock *sk, struct flowi4 *fl4, struct page *page,
if (len > size)
len = size;
if (skb_can_coalesce(skb, i, page, offset)) {
skb_shinfo(skb)->frags[i-1].size += len;
skb_frag_size_add(&skb_shinfo(skb)->frags[i-1], len);
} else if (i < MAX_SKB_FRAGS) {
get_page(page);
skb_fill_page_desc(skb, i, page, offset, len);

View file

@ -813,7 +813,7 @@ new_segment:
goto wait_for_memory;
if (can_coalesce) {
skb_shinfo(skb)->frags[i - 1].size += copy;
skb_frag_size_add(&skb_shinfo(skb)->frags[i - 1], copy);
} else {
get_page(page);
skb_fill_page_desc(skb, i, page, offset, copy);
@ -1058,8 +1058,7 @@ new_segment:
/* Update the skb. */
if (merge) {
skb_shinfo(skb)->frags[i - 1].size +=
copy;
skb_frag_size_add(&skb_shinfo(skb)->frags[i - 1], copy);
} else {
skb_fill_page_desc(skb, i, page, off, copy);
if (TCP_PAGE(sk)) {
@ -3031,8 +3030,8 @@ int tcp_md5_hash_skb_data(struct tcp_md5sig_pool *hp,
for (i = 0; i < shi->nr_frags; ++i) {
const struct skb_frag_struct *f = &shi->frags[i];
struct page *page = skb_frag_page(f);
sg_set_page(&sg, page, f->size, f->page_offset);
if (crypto_hash_update(desc, &sg, f->size))
sg_set_page(&sg, page, skb_frag_size(f), f->page_offset);
if (crypto_hash_update(desc, &sg, skb_frag_size(f)))
return 1;
}

View file

@ -1094,14 +1094,16 @@ static void __pskb_trim_head(struct sk_buff *skb, int len)
eat = len;
k = 0;
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
if (skb_shinfo(skb)->frags[i].size <= eat) {
int size = skb_frag_size(&skb_shinfo(skb)->frags[i]);
if (size <= eat) {
skb_frag_unref(skb, i);
eat -= skb_shinfo(skb)->frags[i].size;
eat -= size;
} else {
skb_shinfo(skb)->frags[k] = skb_shinfo(skb)->frags[i];
if (eat) {
skb_shinfo(skb)->frags[k].page_offset += eat;
skb_shinfo(skb)->frags[k].size -= eat;
skb_frag_size_sub(&skb_shinfo(skb)->frags[k], eat);
eat = 0;
}
k++;

View file

@ -1512,13 +1512,14 @@ alloc_new_skb:
err = -EMSGSIZE;
goto error;
}
if (getfrag(from, skb_frag_address(frag)+frag->size,
if (getfrag(from,
skb_frag_address(frag) + skb_frag_size(frag),
offset, copy, skb->len, skb) < 0) {
err = -EFAULT;
goto error;
}
sk->sk_sndmsg_off += copy;
frag->size += copy;
skb_frag_size_add(frag, copy);
skb->len += copy;
skb->data_len += copy;
skb->truesize += copy;

View file

@ -378,8 +378,8 @@ nf_ct_frag6_reasm(struct nf_ct_frag6_queue *fq, struct net_device *dev)
head->next = clone;
skb_shinfo(clone)->frag_list = skb_shinfo(head)->frag_list;
skb_frag_list_init(head);
for (i=0; i<skb_shinfo(head)->nr_frags; i++)
plen += skb_shinfo(head)->frags[i].size;
for (i = 0; i < skb_shinfo(head)->nr_frags; i++)
plen += skb_frag_size(&skb_shinfo(head)->frags[i]);
clone->len = clone->data_len = head->data_len - plen;
head->data_len -= clone->len;
head->len -= clone->len;

View file

@ -464,8 +464,8 @@ static int ip6_frag_reasm(struct frag_queue *fq, struct sk_buff *prev,
head->next = clone;
skb_shinfo(clone)->frag_list = skb_shinfo(head)->frag_list;
skb_frag_list_init(head);
for (i=0; i<skb_shinfo(head)->nr_frags; i++)
plen += skb_shinfo(head)->frags[i].size;
for (i = 0; i < skb_shinfo(head)->nr_frags; i++)
plen += skb_frag_size(&skb_shinfo(head)->frags[i]);
clone->len = clone->data_len = head->data_len - plen;
head->data_len -= clone->len;
head->len -= clone->len;

View file

@ -90,7 +90,7 @@ static int ipcomp_decompress(struct xfrm_state *x, struct sk_buff *skb)
len = dlen;
frag->page_offset = 0;
frag->size = len;
skb_frag_size_set(frag, len);
memcpy(skb_frag_address(frag), scratch, len);
skb->truesize += len;