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Date: Fri, 22 Jul 2011 14:17:30 +0100
From: Ian Campbell <ian.campbell@...rix.com>
To: netdev@...r.kernel.org, linux-nfs@...r.kernel.org
CC: Ian Campbell <ian.campbell@...rix.com>,
"David S. Miller" <davem@...emloft.net>,
"James E.J. Bottomley" <JBottomley@...allels.com>,
Alexey Kuznetsov <kuznet@....inr.ac.ru>,
"Pekka Savola (ipv6)" <pekkas@...core.fi>,
James Morris <jmorris@...ei.org>,
Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>,
Patrick McHardy <kaber@...sh.net>, linux-rdma@...r.kernel.org,
linux-s390@...r.kernel.org, linux-scsi@...r.kernel.org,
devel@...n-fcoe.org
Subject: [PATCH 10/13] net: add paged frag destructor to skb_fill_page_desc()
Signed-off-by: Ian Campbell <ian.campbell@...rix.com>
Cc: "David S. Miller" <davem@...emloft.net>
Cc: "James E.J. Bottomley" <JBottomley@...allels.com>
Cc: Alexey Kuznetsov <kuznet@....inr.ac.ru>
Cc: "Pekka Savola (ipv6)" <pekkas@...core.fi>
Cc: James Morris <jmorris@...ei.org>
Cc: Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>
Cc: Patrick McHardy <kaber@...sh.net>
Cc: netdev@...r.kernel.org
Cc: linux-rdma@...r.kernel.org
Cc: linux-s390@...r.kernel.org
Cc: linux-scsi@...r.kernel.org
Cc: devel@...n-fcoe.org
---
drivers/block/aoe/aoecmd.c | 6 ++++--
drivers/infiniband/ulp/ipoib/ipoib_cm.c | 4 ++--
drivers/infiniband/ulp/ipoib/ipoib_ib.c | 2 +-
drivers/net/bnx2.c | 3 ++-
drivers/net/bnx2x/bnx2x_cmn.c | 2 +-
drivers/net/cxgb3/sge.c | 4 ++--
drivers/net/e1000/e1000_main.c | 25 +++++++++++++++++--------
drivers/net/e1000e/netdev.c | 28 +++++++++++++++++++---------
drivers/net/ftmac100.c | 2 +-
drivers/net/igb/igb_main.c | 5 ++---
drivers/net/igbvf/netdev.c | 5 ++---
drivers/net/ixgbe/ixgbe_main.c | 2 +-
drivers/net/ixgbevf/ixgbevf_main.c | 2 +-
drivers/net/qlge/qlge_main.c | 24 +++++++++++-------------
drivers/net/sky2.c | 2 +-
drivers/s390/net/qeth_core_main.c | 7 ++++---
drivers/scsi/cxgbi/libcxgbi.c | 8 ++++----
drivers/scsi/fcoe/fcoe_transport.c | 2 +-
drivers/scsi/libfc/fc_fcp.c | 5 ++++-
drivers/target/tcm_fc/tfc_io.c | 5 ++++-
include/linux/skbuff.h | 12 ++++++++----
net/core/skbuff.c | 4 ++--
net/core/sock.c | 2 +-
net/ipv4/ip_output.c | 7 ++++---
net/ipv4/tcp.c | 7 ++++---
net/ipv6/ip6_output.c | 7 +++++--
net/packet/af_packet.c | 2 +-
27 files changed, 109 insertions(+), 75 deletions(-)
diff --git a/drivers/block/aoe/aoecmd.c b/drivers/block/aoe/aoecmd.c
index de0435e..05c13a0 100644
--- a/drivers/block/aoe/aoecmd.c
+++ b/drivers/block/aoe/aoecmd.c
@@ -252,7 +252,8 @@ aoecmd_ata_rw(struct aoedev *d)
ah->lba3 |= 0xe0; /* LBA bit + obsolete 0xa0 */
}
if (bio_data_dir(buf->bio) == WRITE) {
- skb_fill_page_desc(skb, 0, bv->bv_page, buf->bv_off, bcnt);
+ skb_fill_page_desc(skb, 0, bv->bv_page, NULL, buf->bv_off,
+ bcnt);
ah->aflags |= AOEAFL_WRITE;
skb->len += bcnt;
skb->data_len = bcnt;
@@ -369,7 +370,8 @@ resend(struct aoedev *d, struct aoetgt *t, struct frame *f)
ah->scnt = n >> 9;
if (ah->aflags & AOEAFL_WRITE) {
skb_fill_page_desc(skb, 0, virt_to_page(f->bufaddr),
- offset_in_page(f->bufaddr), n);
+ NULL, offset_in_page(f->bufaddr),
+ n);
skb->len = sizeof *h + sizeof *ah + n;
skb->data_len = n;
}
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_cm.c b/drivers/infiniband/ulp/ipoib/ipoib_cm.c
index 1f20e40..0d12366 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_cm.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_cm.c
@@ -167,7 +167,7 @@ static struct sk_buff *ipoib_cm_alloc_rx_skb(struct net_device *dev,
if (!page)
goto partial_error;
- skb_fill_page_desc(skb, i, page, 0, PAGE_SIZE);
+ skb_fill_page_desc(skb, i, page, NULL, 0, PAGE_SIZE);
mapping[i + 1] = ib_dma_map_page(priv->ca,
__skb_frag_page(&skb_shinfo(skb)->frags[i]),
@@ -539,7 +539,7 @@ static void skb_put_frags(struct sk_buff *skb, unsigned int hdr_space,
if (length == 0) {
/* don't need this page */
skb_fill_page_desc(toskb, i, __skb_frag_page(frag),
- 0, PAGE_SIZE);/* XXX */
+ NULL, 0, PAGE_SIZE);/* XXX */
--skb_shinfo(skb)->nr_frags;
} else {
size = min(length, (unsigned) PAGE_SIZE);
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_ib.c b/drivers/infiniband/ulp/ipoib/ipoib_ib.c
index f6ef6c2..96657c2 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_ib.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_ib.c
@@ -180,7 +180,7 @@ static struct sk_buff *ipoib_alloc_rx_skb(struct net_device *dev, int id)
struct page *page = alloc_page(GFP_ATOMIC);
if (!page)
goto partial_error;
- skb_fill_page_desc(skb, 0, page, 0, PAGE_SIZE);
+ skb_fill_page_desc(skb, 0, page, NULL, 0, PAGE_SIZE);
mapping[1] =
ib_dma_map_page(priv->ca,
__skb_frag_page(&skb_shinfo(skb)->frags[0]),
diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c
index ff90b13..101bac8 100644
--- a/drivers/net/bnx2.c
+++ b/drivers/net/bnx2.c
@@ -3014,7 +3014,8 @@ bnx2_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, struct sk_buff *skb,
if (i == pages - 1)
frag_len -= 4;
- skb_fill_page_desc(skb, i, rx_pg->page, 0, frag_len);
+ skb_fill_page_desc(skb, i, rx_pg->page, NULL, 0,
+ frag_len);
rx_pg->page = NULL;
err = bnx2_alloc_rx_page(bp, rxr,
diff --git a/drivers/net/bnx2x/bnx2x_cmn.c b/drivers/net/bnx2x/bnx2x_cmn.c
index dee09d7..5521077 100644
--- a/drivers/net/bnx2x/bnx2x_cmn.c
+++ b/drivers/net/bnx2x/bnx2x_cmn.c
@@ -394,7 +394,7 @@ static int bnx2x_fill_frag_skb(struct bnx2x *bp, struct bnx2x_fastpath *fp,
SGE_PAGE_SIZE*PAGES_PER_SGE, DMA_FROM_DEVICE);
/* Add one frag and update the appropriate fields in the skb */
- skb_fill_page_desc(skb, j, old_rx_pg.page, 0, frag_len);
+ skb_fill_page_desc(skb, j, old_rx_pg.page, NULL, 0, frag_len);
skb->data_len += frag_len;
skb->truesize += frag_len;
diff --git a/drivers/net/cxgb3/sge.c b/drivers/net/cxgb3/sge.c
index 3f73a5c..6e90ca6 100644
--- a/drivers/net/cxgb3/sge.c
+++ b/drivers/net/cxgb3/sge.c
@@ -889,7 +889,7 @@ recycle:
if (!skb) {
__skb_put(newskb, SGE_RX_PULL_LEN);
memcpy(newskb->data, sd->pg_chunk.va, SGE_RX_PULL_LEN);
- skb_fill_page_desc(newskb, 0, sd->pg_chunk.page,
+ skb_fill_page_desc(newskb, 0, sd->pg_chunk.page, NULL,
sd->pg_chunk.offset + SGE_RX_PULL_LEN,
len - SGE_RX_PULL_LEN);
newskb->len = len;
@@ -897,7 +897,7 @@ recycle:
newskb->truesize += newskb->data_len;
} else {
skb_fill_page_desc(newskb, skb_shinfo(newskb)->nr_frags,
- sd->pg_chunk.page,
+ sd->pg_chunk.page, NULL,
sd->pg_chunk.offset, len);
newskb->len += len;
newskb->data_len += len;
diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c
index e902cd0..93a6898 100644
--- a/drivers/net/e1000/e1000_main.c
+++ b/drivers/net/e1000/e1000_main.c
@@ -3808,13 +3808,17 @@ static bool e1000_clean_jumbo_rx_irq(struct e1000_adapter *adapter,
if (!rxtop) {
/* this is the beginning of a chain */
rxtop = skb;
- skb_fill_page_desc(rxtop, 0, buffer_info->page,
- 0, length);
+ skb_fill_page_desc(rxtop, 0,
+ buffer_info->page, NULL,
+ 0, length);
} else {
/* this is the middle of a chain */
skb_fill_page_desc(rxtop,
- skb_shinfo(rxtop)->nr_frags,
- buffer_info->page, 0, length);
+ skb_shinfo(rxtop)->nr_frags,
+ buffer_info->page,
+ NULL,
+ 0,
+ length);
/* re-use the skb, only consumed the page */
buffer_info->skb = skb;
}
@@ -3824,8 +3828,11 @@ static bool e1000_clean_jumbo_rx_irq(struct e1000_adapter *adapter,
if (rxtop) {
/* end of the chain */
skb_fill_page_desc(rxtop,
- skb_shinfo(rxtop)->nr_frags,
- buffer_info->page, 0, length);
+ skb_shinfo(rxtop)->nr_frags,
+ buffer_info->page,
+ NULL,
+ 0,
+ length);
/* re-use the current skb, we only consumed the
* page */
buffer_info->skb = skb;
@@ -3848,8 +3855,10 @@ static bool e1000_clean_jumbo_rx_irq(struct e1000_adapter *adapter,
skb_put(skb, length);
} else {
skb_fill_page_desc(skb, 0,
- buffer_info->page, 0,
- length);
+ buffer_info->page,
+ NULL,
+ 0,
+ length);
e1000_consume_page(buffer_info, skb,
length);
}
diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c
index 30f8a5c..28da1a7 100644
--- a/drivers/net/e1000e/netdev.c
+++ b/drivers/net/e1000e/netdev.c
@@ -1196,7 +1196,8 @@ static bool e1000_clean_rx_irq_ps(struct e1000_adapter *adapter,
dma_unmap_page(&pdev->dev, ps_page->dma, PAGE_SIZE,
DMA_FROM_DEVICE);
ps_page->dma = 0;
- skb_fill_page_desc(skb, j, ps_page->page, 0, length);
+ skb_fill_page_desc(skb, j, ps_page->page, NULL, 0,
+ length);
ps_page->page = NULL;
skb->len += length;
skb->data_len += length;
@@ -1336,13 +1337,17 @@ static bool e1000_clean_jumbo_rx_irq(struct e1000_adapter *adapter,
if (!rxtop) {
/* this is the beginning of a chain */
rxtop = skb;
- skb_fill_page_desc(rxtop, 0, buffer_info->page,
- 0, length);
+ skb_fill_page_desc(rxtop, 0,
+ buffer_info->page, NULL,
+ 0, length);
} else {
/* this is the middle of a chain */
skb_fill_page_desc(rxtop,
- skb_shinfo(rxtop)->nr_frags,
- buffer_info->page, 0, length);
+ skb_shinfo(rxtop)->nr_frags,
+ buffer_info->page,
+ NULL,
+ 0,
+ length);
/* re-use the skb, only consumed the page */
buffer_info->skb = skb;
}
@@ -1352,8 +1357,11 @@ static bool e1000_clean_jumbo_rx_irq(struct e1000_adapter *adapter,
if (rxtop) {
/* end of the chain */
skb_fill_page_desc(rxtop,
- skb_shinfo(rxtop)->nr_frags,
- buffer_info->page, 0, length);
+ skb_shinfo(rxtop)->nr_frags,
+ buffer_info->page,
+ NULL,
+ 0,
+ length);
/* re-use the current skb, we only consumed the
* page */
buffer_info->skb = skb;
@@ -1377,8 +1385,10 @@ static bool e1000_clean_jumbo_rx_irq(struct e1000_adapter *adapter,
skb_put(skb, length);
} else {
skb_fill_page_desc(skb, 0,
- buffer_info->page, 0,
- length);
+ buffer_info->page,
+ NULL,
+ 0,
+ length);
e1000_consume_page(buffer_info, skb,
length);
}
diff --git a/drivers/net/ftmac100.c b/drivers/net/ftmac100.c
index 9bd7746..d8497dd 100644
--- a/drivers/net/ftmac100.c
+++ b/drivers/net/ftmac100.c
@@ -436,7 +436,7 @@ static bool ftmac100_rx_packet(struct ftmac100 *priv, int *processed)
length = ftmac100_rxdes_frame_length(rxdes);
page = ftmac100_rxdes_get_page(rxdes);
- skb_fill_page_desc(skb, 0, page, 0, length);
+ skb_fill_page_desc(skb, 0, page, NULL, 0, length);
skb->len += length;
skb->data_len += length;
skb->truesize += length;
diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c
index 17f94f4..ac48baf 100644
--- a/drivers/net/igb/igb_main.c
+++ b/drivers/net/igb/igb_main.c
@@ -5835,9 +5835,8 @@ static bool igb_clean_rx_irq_adv(struct igb_q_vector *q_vector,
buffer_info->page_dma = 0;
skb_fill_page_desc(skb, skb_shinfo(skb)->nr_frags,
- buffer_info->page,
- buffer_info->page_offset,
- length);
+ buffer_info->page, NULL,
+ buffer_info->page_offset, length);
if ((page_count(buffer_info->page) != 1) ||
(page_to_nid(buffer_info->page) != current_node))
diff --git a/drivers/net/igbvf/netdev.c b/drivers/net/igbvf/netdev.c
index 3f6655f..9360f0a 100644
--- a/drivers/net/igbvf/netdev.c
+++ b/drivers/net/igbvf/netdev.c
@@ -300,9 +300,8 @@ static bool igbvf_clean_rx_irq(struct igbvf_adapter *adapter,
buffer_info->page_dma = 0;
skb_fill_page_desc(skb, skb_shinfo(skb)->nr_frags,
- buffer_info->page,
- buffer_info->page_offset,
- length);
+ buffer_info->page, NULL,
+ buffer_info->page_offset, length);
if ((adapter->rx_buffer_len > (PAGE_SIZE / 2)) ||
(page_count(buffer_info->page) != 1))
diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index 307cf06..d481bea 100644
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -1409,7 +1409,7 @@ static void ixgbe_clean_rx_irq(struct ixgbe_q_vector *q_vector,
DMA_FROM_DEVICE);
rx_buffer_info->page_dma = 0;
skb_fill_page_desc(skb, skb_shinfo(skb)->nr_frags,
- rx_buffer_info->page,
+ rx_buffer_info->page, NULL,
rx_buffer_info->page_offset,
upper_len);
diff --git a/drivers/net/ixgbevf/ixgbevf_main.c b/drivers/net/ixgbevf/ixgbevf_main.c
index ad05ad9..347ae21 100644
--- a/drivers/net/ixgbevf/ixgbevf_main.c
+++ b/drivers/net/ixgbevf/ixgbevf_main.c
@@ -508,7 +508,7 @@ static bool ixgbevf_clean_rx_irq(struct ixgbevf_q_vector *q_vector,
PAGE_SIZE / 2, DMA_FROM_DEVICE);
rx_buffer_info->page_dma = 0;
skb_fill_page_desc(skb, skb_shinfo(skb)->nr_frags,
- rx_buffer_info->page,
+ rx_buffer_info->page, NULL,
rx_buffer_info->page_offset,
upper_len);
diff --git a/drivers/net/qlge/qlge_main.c b/drivers/net/qlge/qlge_main.c
index cc04e5b..d2a420c 100644
--- a/drivers/net/qlge/qlge_main.c
+++ b/drivers/net/qlge/qlge_main.c
@@ -1558,9 +1558,9 @@ static void ql_process_mac_rx_page(struct ql_adapter *qdev,
netif_printk(qdev, rx_status, KERN_DEBUG, qdev->ndev,
"%d bytes of headers and data in large. Chain page to new skb and pull tail.\n",
length);
- skb_fill_page_desc(skb, 0, lbq_desc->p.pg_chunk.page,
- lbq_desc->p.pg_chunk.offset+ETH_HLEN,
- length-ETH_HLEN);
+ skb_fill_page_desc(skb, 0, lbq_desc->p.pg_chunk.page, NULL,
+ lbq_desc->p.pg_chunk.offset + ETH_HLEN,
+ length - ETH_HLEN);
skb->len += length-ETH_HLEN;
skb->data_len += length-ETH_HLEN;
skb->truesize += length-ETH_HLEN;
@@ -1838,8 +1838,8 @@ static struct sk_buff *ql_build_rx_skb(struct ql_adapter *qdev,
"Chaining page at offset = %d, for %d bytes to skb.\n",
lbq_desc->p.pg_chunk.offset, length);
skb_fill_page_desc(skb, 0, lbq_desc->p.pg_chunk.page,
- lbq_desc->p.pg_chunk.offset,
- length);
+ NULL, lbq_desc->p.pg_chunk.offset,
+ length);
skb->len += length;
skb->data_len += length;
skb->truesize += length;
@@ -1865,10 +1865,9 @@ static struct sk_buff *ql_build_rx_skb(struct ql_adapter *qdev,
netif_printk(qdev, rx_status, KERN_DEBUG, qdev->ndev,
"%d bytes of headers and data in large. Chain page to new skb and pull tail.\n",
length);
- skb_fill_page_desc(skb, 0,
- lbq_desc->p.pg_chunk.page,
- lbq_desc->p.pg_chunk.offset,
- length);
+ skb_fill_page_desc(skb, 0, lbq_desc->p.pg_chunk.page,
+ NULL, lbq_desc->p.pg_chunk.offset,
+ length);
skb->len += length;
skb->data_len += length;
skb->truesize += length;
@@ -1920,10 +1919,9 @@ static struct sk_buff *ql_build_rx_skb(struct ql_adapter *qdev,
netif_printk(qdev, rx_status, KERN_DEBUG, qdev->ndev,
"Adding page %d to skb for %d bytes.\n",
i, size);
- skb_fill_page_desc(skb, i,
- lbq_desc->p.pg_chunk.page,
- lbq_desc->p.pg_chunk.offset,
- size);
+ skb_fill_page_desc(skb, i, lbq_desc->p.pg_chunk.page,
+ NULL, lbq_desc->p.pg_chunk.offset,
+ size);
skb->len += size;
skb->data_len += size;
skb->truesize += size;
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index e1cf142..80c88be 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -1388,7 +1388,7 @@ static struct sk_buff *sky2_rx_alloc(struct sky2_port *sky2)
if (!page)
goto free_partial;
- skb_fill_page_desc(skb, i, page, 0, PAGE_SIZE);
+ skb_fill_page_desc(skb, i, page, NULL, 0, PAGE_SIZE);
}
return skb;
diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c
index dd08f7b..c50a5b7 100644
--- a/drivers/s390/net/qeth_core_main.c
+++ b/drivers/s390/net/qeth_core_main.c
@@ -4163,8 +4163,8 @@ static inline int qeth_create_skb_frag(struct qdio_buffer_element *element,
} else {
get_page(page);
memcpy(skb_put(*pskb, 64), element->addr + offset, 64);
- skb_fill_page_desc(*pskb, *pfrag, page, offset + 64,
- data_len - 64);
+ skb_fill_page_desc(*pskb, *pfrag, page, NULL,
+ offset + 64, data_len - 64);
(*pskb)->data_len += data_len - 64;
(*pskb)->len += data_len - 64;
(*pskb)->truesize += data_len - 64;
@@ -4172,7 +4172,8 @@ static inline int qeth_create_skb_frag(struct qdio_buffer_element *element,
}
} else {
get_page(page);
- skb_fill_page_desc(*pskb, *pfrag, page, offset, data_len);
+ skb_fill_page_desc(*pskb, *pfrag, page, NULL, offset,
+ data_len);
(*pskb)->data_len += data_len;
(*pskb)->len += data_len;
(*pskb)->truesize += data_len;
diff --git a/drivers/scsi/cxgbi/libcxgbi.c b/drivers/scsi/cxgbi/libcxgbi.c
index 8d16a74..94185f9 100644
--- a/drivers/scsi/cxgbi/libcxgbi.c
+++ b/drivers/scsi/cxgbi/libcxgbi.c
@@ -1977,8 +1977,8 @@ int cxgbi_conn_init_pdu(struct iscsi_task *task, unsigned int offset,
pg = virt_to_page(task->data);
get_page(pg);
- skb_fill_page_desc(skb, 0, pg, offset_in_page(task->data),
- count);
+ skb_fill_page_desc(skb, 0, pg, NULL,
+ offset_in_page(task->data), count);
skb->len += count;
skb->data_len += count;
skb->truesize += count;
@@ -1987,8 +1987,8 @@ int cxgbi_conn_init_pdu(struct iscsi_task *task, unsigned int offset,
if (padlen) {
i = skb_shinfo(skb)->nr_frags;
skb_fill_page_desc(skb, skb_shinfo(skb)->nr_frags,
- virt_to_page(padding), offset_in_page(padding),
- padlen);
+ virt_to_page(padding), NULL,
+ offset_in_page(padding), padlen);
skb->data_len += padlen;
skb->truesize += padlen;
diff --git a/drivers/scsi/fcoe/fcoe_transport.c b/drivers/scsi/fcoe/fcoe_transport.c
index 40243ce..e957823 100644
--- a/drivers/scsi/fcoe/fcoe_transport.c
+++ b/drivers/scsi/fcoe/fcoe_transport.c
@@ -266,7 +266,7 @@ int fcoe_get_paged_crc_eof(struct sk_buff *skb, int tlen,
}
get_page(page);
- skb_fill_page_desc(skb, skb_shinfo(skb)->nr_frags, page,
+ skb_fill_page_desc(skb, skb_shinfo(skb)->nr_frags, page, NULL,
fps->crc_eof_offset, tlen);
skb->len += tlen;
skb->data_len += tlen;
diff --git a/drivers/scsi/libfc/fc_fcp.c b/drivers/scsi/libfc/fc_fcp.c
index 9cd2149..6689515 100644
--- a/drivers/scsi/libfc/fc_fcp.c
+++ b/drivers/scsi/libfc/fc_fcp.c
@@ -640,7 +640,10 @@ static int fc_fcp_send_data(struct fc_fcp_pkt *fsp, struct fc_seq *seq,
get_page(page);
skb_fill_page_desc(fp_skb(fp),
skb_shinfo(fp_skb(fp))->nr_frags,
- page, off & ~PAGE_MASK, sg_bytes);
+ page,
+ NULL,
+ off & ~PAGE_MASK,
+ sg_bytes);
fp_skb(fp)->data_len += sg_bytes;
fr_len(fp) += sg_bytes;
fp_skb(fp)->truesize += PAGE_SIZE;
diff --git a/drivers/target/tcm_fc/tfc_io.c b/drivers/target/tcm_fc/tfc_io.c
index 8c4a240..53dc0ff 100644
--- a/drivers/target/tcm_fc/tfc_io.c
+++ b/drivers/target/tcm_fc/tfc_io.c
@@ -164,7 +164,10 @@ int ft_queue_data_in(struct se_cmd *se_cmd)
get_page(page);
skb_fill_page_desc(fp_skb(fp),
skb_shinfo(fp_skb(fp))->nr_frags,
- page, off_in_page, tlen);
+ page,
+ NULL,
+ off_in_page,
+ tlen);
fr_len(fp) += tlen;
fp_skb(fp)->data_len += tlen;
fp_skb(fp)->truesize +=
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 9818fe2..faee8d3 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -1134,12 +1134,14 @@ static inline int skb_pagelen(const struct sk_buff *skb)
* Does not take any additional reference on the fragment.
*/
static inline void __skb_fill_page_desc(struct sk_buff *skb, int i,
- struct page *page, int off, int size)
+ struct page *page,
+ struct skb_frag_destructor *destroy,
+ int off, int size)
{
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
frag->page.p = page;
- frag->page.destructor = NULL;
+ frag->page.destructor = destroy;
frag->page_offset = off;
frag->size = size;
}
@@ -1159,9 +1161,11 @@ static inline void __skb_fill_page_desc(struct sk_buff *skb, int i,
* Does not take any additional reference on the fragment.
*/
static inline void skb_fill_page_desc(struct sk_buff *skb, int i,
- struct page *page, int off, int size)
+ struct page *page,
+ struct skb_frag_destructor *destroy,
+ int off, int size)
{
- __skb_fill_page_desc(skb, i, page, off, size);
+ __skb_fill_page_desc(skb, i, page, destroy, off, size);
skb_shinfo(skb)->nr_frags = i + 1;
}
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index bdc6f6e..101c9cc 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -263,7 +263,7 @@ EXPORT_SYMBOL(__netdev_alloc_skb);
void skb_add_rx_frag(struct sk_buff *skb, int i, struct page *page, int off,
int size)
{
- skb_fill_page_desc(skb, i, page, off, size);
+ skb_fill_page_desc(skb, i, page, NULL, off, size);
skb->len += size;
skb->data_len += size;
skb->truesize += size;
@@ -2454,7 +2454,7 @@ int skb_append_datato_frags(struct sock *sk, struct sk_buff *skb,
return -ENOMEM;
/* initialize the next frag */
- skb_fill_page_desc(skb, frg_cnt, page, 0, 0);
+ skb_fill_page_desc(skb, frg_cnt, page, NULL, 0, 0);
skb->truesize += PAGE_SIZE;
atomic_add(PAGE_SIZE, &sk->sk_wmem_alloc);
diff --git a/net/core/sock.c b/net/core/sock.c
index 0fb2160..be55676 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -1540,7 +1540,7 @@ struct sk_buff *sock_alloc_send_pskb(struct sock *sk, unsigned long header_len,
}
__skb_fill_page_desc(skb, i,
- page, 0,
+ page, NULL, 0,
(data_len >= PAGE_SIZE ?
PAGE_SIZE :
data_len));
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index 3aa3c91..5946de2 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -987,7 +987,8 @@ alloc_new_skb:
err = -EMSGSIZE;
goto error;
}
- skb_fill_page_desc(skb, i, page, off, 0);
+ skb_fill_page_desc(skb, i, page,
+ NULL, off, 0);
frag = &skb_shinfo(skb)->frags[i];
__skb_frag_ref(frag);
}
@@ -1003,7 +1004,7 @@ alloc_new_skb:
cork->off = 0;
/* XXX no ref ? */
- skb_fill_page_desc(skb, i, page, 0, 0);
+ skb_fill_page_desc(skb, i, page, NULL, 0, 0);
frag = &skb_shinfo(skb)->frags[i];
} else {
err = -EMSGSIZE;
@@ -1227,7 +1228,7 @@ ssize_t ip_append_page(struct sock *sk, struct flowi4 *fl4, struct page *page,
skb_shinfo(skb)->frags[i-1].size += len;
} else if (i < MAX_SKB_FRAGS) {
get_page(page);
- skb_fill_page_desc(skb, i, page, offset, len);
+ skb_fill_page_desc(skb, i, page, NULL, offset, len);
} else {
err = -EMSGSIZE;
goto error;
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index ac47ab3..2f0e985 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -804,7 +804,7 @@ new_segment:
copy = size;
i = skb_shinfo(skb)->nr_frags;
- can_coalesce = skb_can_coalesce(skb, i, page, offset);
+ can_coalesce = skb_can_coalesce(skb, i, page, NULL, offset);
if (!can_coalesce && i >= MAX_SKB_FRAGS) {
tcp_mark_push(tp, skb);
goto new_segment;
@@ -816,7 +816,7 @@ new_segment:
skb_shinfo(skb)->frags[i - 1].size += copy;
} else {
get_page(page);
- skb_fill_page_desc(skb, i, page, offset, copy);
+ skb_fill_page_desc(skb, i, page, NULL, offset, copy);
}
skb->len += copy;
@@ -1061,7 +1061,8 @@ new_segment:
skb_shinfo(skb)->frags[i - 1].size +=
copy;
} else {
- skb_fill_page_desc(skb, i, page, off, copy);
+ skb_fill_page_desc(skb, i, page,
+ NULL, off, copy);
if (TCP_PAGE(sk)) {
get_page(page);
} else if (off + copy < PAGE_SIZE) {
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index fdd4f61..c019865 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -1446,7 +1446,10 @@ alloc_new_skb:
err = -EMSGSIZE;
goto error;
}
- skb_fill_page_desc(skb, i, page, sk->sk_sndmsg_off, 0);
+ skb_fill_page_desc(skb, i, page,
+ NULL,
+ sk->sk_sndmsg_off,
+ 0);
frag = &skb_shinfo(skb)->frags[i];
__skb_frag_ref(frag);
}
@@ -1462,7 +1465,7 @@ alloc_new_skb:
sk->sk_sndmsg_off = 0;
/* XXX no ref ? */
- skb_fill_page_desc(skb, i, page, 0, 0);
+ skb_fill_page_desc(skb, i, page, NULL, 0, 0);
frag = &skb_shinfo(skb)->frags[i];
} else {
err = -EMSGSIZE;
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index c0c3cda..1053c28 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -960,7 +960,7 @@ static int tpacket_fill_skb(struct packet_sock *po, struct sk_buff *skb,
data += len;
flush_dcache_page(page);
get_page(page);
- skb_fill_page_desc(skb, nr_frags, page, offset, len);
+ skb_fill_page_desc(skb, nr_frags, page, NULL, offset, len);
to_write -= len;
offset = 0;
len_max = PAGE_SIZE;
--
1.7.2.5
--
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