* [PATCH 26/75] enic: convert to SKB paged frag API.
From: Ian Campbell @ 2011-08-19 13:26 UTC (permalink / raw)
To: netdev
Cc: linux-kernel, Ian Campbell, Christian Benvenuti, Vasanthy Kolluri,
Roopa Prabhu, David Wang
In-Reply-To: <1313760393.5010.356.camel@zakaz.uk.xensource.com>
Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Cc: Christian Benvenuti <benve@cisco.com>
Cc: Vasanthy Kolluri <vkolluri@cisco.com>
Cc: Roopa Prabhu <roprabhu@cisco.com>
Cc: David Wang <dwang2@cisco.com>
Cc: netdev@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
---
drivers/net/enic/enic_main.c | 14 +++++++-------
1 files changed, 7 insertions(+), 7 deletions(-)
diff --git a/drivers/net/enic/enic_main.c b/drivers/net/enic/enic_main.c
index 67a27cd..fc470fa 100644
--- a/drivers/net/enic/enic_main.c
+++ b/drivers/net/enic/enic_main.c
@@ -590,9 +590,9 @@ static inline void enic_queue_wq_skb_cont(struct enic *enic,
for (frag = skb_shinfo(skb)->frags; len_left; frag++) {
len_left -= frag->size;
enic_queue_wq_desc_cont(wq, skb,
- pci_map_page(enic->pdev, frag->page,
- frag->page_offset, frag->size,
- PCI_DMA_TODEVICE),
+ skb_frag_dma_map(&enic->pdev->dev,
+ frag, 0, frag->size,
+ PCI_DMA_TODEVICE),
frag->size,
(len_left == 0), /* EOP? */
loopback);
@@ -704,14 +704,14 @@ static inline void enic_queue_wq_skb_tso(struct enic *enic,
for (frag = skb_shinfo(skb)->frags; len_left; frag++) {
len_left -= frag->size;
frag_len_left = frag->size;
- offset = frag->page_offset;
+ offset = 0;
while (frag_len_left) {
len = min(frag_len_left,
(unsigned int)WQ_ENET_MAX_DESC_LEN);
- dma_addr = pci_map_page(enic->pdev, frag->page,
- offset, len,
- PCI_DMA_TODEVICE);
+ dma_addr = skb_frag_dma_map(&enic->pdev->dev, frag,
+ offset, len,
+ PCI_DMA_TODEVICE);
enic_queue_wq_desc_cont(wq, skb,
dma_addr,
len,
--
1.7.2.5
^ permalink raw reply related
* [PATCH 27/75] forcedeth: convert to SKB paged frag API.
From: Ian Campbell @ 2011-08-19 13:26 UTC (permalink / raw)
To: netdev
Cc: linux-kernel, Ian Campbell, David S. Miller, Joe Perches,
Szymon Janc, David Decotigny, Jiri Pirko
In-Reply-To: <1313760393.5010.356.camel@zakaz.uk.xensource.com>
Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Joe Perches <joe@perches.com>
Cc: Szymon Janc <szymon@janc.net.pl>
Cc: David Decotigny <decot@google.com>
Cc: Jiri Pirko <jpirko@redhat.com>
Cc: netdev@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
---
drivers/net/forcedeth.c | 14 ++++++++++----
1 files changed, 10 insertions(+), 4 deletions(-)
diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c
index e55df30..04db866 100644
--- a/drivers/net/forcedeth.c
+++ b/drivers/net/forcedeth.c
@@ -2146,8 +2146,11 @@ static netdev_tx_t nv_start_xmit(struct sk_buff *skb, struct net_device *dev)
prev_tx = put_tx;
prev_tx_ctx = np->put_tx_ctx;
bcnt = (size > NV_TX2_TSO_MAX_SIZE) ? NV_TX2_TSO_MAX_SIZE : size;
- np->put_tx_ctx->dma = pci_map_page(np->pci_dev, frag->page, frag->page_offset+offset, bcnt,
- PCI_DMA_TODEVICE);
+ np->put_tx_ctx->dma = skb_frag_dma_map(
+ &np->pci_dev->dev,
+ frag, offset,
+ bcnt,
+ PCI_DMA_TODEVICE);
np->put_tx_ctx->dma_len = bcnt;
np->put_tx_ctx->dma_single = 0;
put_tx->buf = cpu_to_le32(np->put_tx_ctx->dma);
@@ -2257,8 +2260,11 @@ static netdev_tx_t nv_start_xmit_optimized(struct sk_buff *skb,
prev_tx = put_tx;
prev_tx_ctx = np->put_tx_ctx;
bcnt = (size > NV_TX2_TSO_MAX_SIZE) ? NV_TX2_TSO_MAX_SIZE : size;
- np->put_tx_ctx->dma = pci_map_page(np->pci_dev, frag->page, frag->page_offset+offset, bcnt,
- PCI_DMA_TODEVICE);
+ np->put_tx_ctx->dma = skb_frag_dma_map(
+ &np->pci_dev->dev,
+ frag, offset,
+ bcnt,
+ PCI_DMA_TODEVICE);
np->put_tx_ctx->dma_len = bcnt;
np->put_tx_ctx->dma_single = 0;
put_tx->bufhigh = cpu_to_le32(dma_high(np->put_tx_ctx->dma));
--
1.7.2.5
^ permalink raw reply related
* [PATCH 28/75] gianfar: convert to SKB paged frag API.
From: Ian Campbell @ 2011-08-19 13:27 UTC (permalink / raw)
To: netdev
Cc: linux-kernel, Ian Campbell, Grant Likely, David S. Miller,
Joe Perches, Sebastian Poehn, Eric Dumazet, devicetree-discuss
In-Reply-To: <1313760393.5010.356.camel@zakaz.uk.xensource.com>
Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Cc: Grant Likely <grant.likely@secretlab.ca>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Joe Perches <joe@perches.com>
Cc: Sebastian Poehn <sebastian.poehn@belden.com>
Cc: Eric Dumazet <eric.dumazet@gmail.com>
Cc: netdev@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Cc: devicetree-discuss@lists.ozlabs.org
---
drivers/net/gianfar.c | 10 +++++-----
1 files changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c
index 2659daa..6586937 100644
--- a/drivers/net/gianfar.c
+++ b/drivers/net/gianfar.c
@@ -2140,11 +2140,11 @@ static int gfar_start_xmit(struct sk_buff *skb, struct net_device *dev)
if (i == nr_frags - 1)
lstatus |= BD_LFLAG(TXBD_LAST | TXBD_INTERRUPT);
- bufaddr = dma_map_page(&priv->ofdev->dev,
- skb_shinfo(skb)->frags[i].page,
- skb_shinfo(skb)->frags[i].page_offset,
- length,
- DMA_TO_DEVICE);
+ bufaddr = skb_frag_dma_map(&priv->ofdev->dev,
+ &skb_shinfo(skb)->frags[i],
+ 0,
+ length,
+ DMA_TO_DEVICE);
/* set the TxBD length and buffer pointer */
txbdp->bufPtr = bufaddr;
--
1.7.2.5
^ permalink raw reply related
* [PATCH 29/75] greth: convert to SKB paged frag API.
From: Ian Campbell @ 2011-08-19 13:27 UTC (permalink / raw)
To: netdev-u79uwXL29TY76Z2rM5mHXA
Cc: devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ,
linux-kernel-u79uwXL29TY76Z2rM5mHXA, Ian Campbell
In-Reply-To: <1313760393.5010.356.camel-o4Be2W7LfRlXesXXhkcM7miJhflN2719@public.gmane.org>
In order to avoid long lines also use phys_to_virt(page_to_phys(page)) =>
page_address(page) (since the are effectively the same thing for lowmem pages).
Also dump the frag's size instead of the headlen when dumping a frag.
Signed-off-by: Ian Campbell <ian.campbell-Sxgqhf6Nn4DQT0dZR+AlfA@public.gmane.org>
Cc: Kristoffer Glembo <kristoffer-FkzTOoA/JUlBDgjK7y7TUQ@public.gmane.org>
Cc: Grant Likely <grant.likely-s3s/WqlpOiPyB63q8FvJNQ@public.gmane.org>
Cc: netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Cc: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Cc: devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org
---
drivers/net/greth.c | 12 ++++--------
1 files changed, 4 insertions(+), 8 deletions(-)
diff --git a/drivers/net/greth.c b/drivers/net/greth.c
index 16ce45c..562a251 100644
--- a/drivers/net/greth.c
+++ b/drivers/net/greth.c
@@ -113,9 +113,8 @@ static void greth_print_tx_packet(struct sk_buff *skb)
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
print_hex_dump(KERN_DEBUG, "TX: ", DUMP_PREFIX_OFFSET, 16, 1,
- phys_to_virt(page_to_phys(skb_shinfo(skb)->frags[i].page)) +
- skb_shinfo(skb)->frags[i].page_offset,
- length, true);
+ skb_frag_address(&skb_shinfo(skb)->frags[i]),
+ skb_shinfo(skb)->frags[i].size, true);
}
}
@@ -528,11 +527,8 @@ greth_start_xmit_gbit(struct sk_buff *skb, struct net_device *dev)
greth_write_bd(&bdp->stat, status);
- dma_addr = dma_map_page(greth->dev,
- frag->page,
- frag->page_offset,
- frag->size,
- DMA_TO_DEVICE);
+ dma_addr = skb_frag_dma_map(greth->dev, frag, 0, frag->size,
+ DMA_TO_DEVICE);
if (unlikely(dma_mapping_error(greth->dev, dma_addr)))
goto frag_map_error;
--
1.7.2.5
^ permalink raw reply related
* [PATCH 30/75] ibmveth: convert to SKB paged frag API.
From: Ian Campbell @ 2011-08-19 13:27 UTC (permalink / raw)
To: netdev; +Cc: linux-kernel, Ian Campbell, Santiago Leon
In-Reply-To: <1313760393.5010.356.camel@zakaz.uk.xensource.com>
Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Cc: Santiago Leon <santil@linux.vnet.ibm.com>
Cc: netdev@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
---
drivers/net/ibmveth.c | 5 ++---
1 files changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/net/ibmveth.c b/drivers/net/ibmveth.c
index ba99af0..b7895d7 100644
--- a/drivers/net/ibmveth.c
+++ b/drivers/net/ibmveth.c
@@ -1002,9 +1002,8 @@ retry_bounce:
unsigned long dma_addr;
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
- dma_addr = dma_map_page(&adapter->vdev->dev, frag->page,
- frag->page_offset, frag->size,
- DMA_TO_DEVICE);
+ dma_addr = skb_frag_dma_map(&adapter->vdev->dev, frag, 0,
+ frag->size, DMA_TO_DEVICE);
if (dma_mapping_error(&adapter->vdev->dev, dma_addr))
goto map_failed_frags;
--
1.7.2.5
^ permalink raw reply related
* [PATCH 32/75] ksz884x: convert to SKB paged frag API.
From: Ian Campbell @ 2011-08-19 13:27 UTC (permalink / raw)
To: netdev
Cc: linux-kernel, Ian Campbell, David S. Miller, Sedat Dilek,
Tobias Klauser, David Decotigny, Alexey Dobriyan
In-Reply-To: <1313760393.5010.356.camel@zakaz.uk.xensource.com>
Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Sedat Dilek <sedat.dilek@gmail.com>
Cc: Tobias Klauser <tklauser@distanz.ch>
Cc: David Decotigny <decot@google.com>
Cc: Alexey Dobriyan <adobriyan@gmail.com>
Cc: netdev@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
---
drivers/net/ksz884x.c | 3 +--
1 files changed, 1 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ksz884x.c b/drivers/net/ksz884x.c
index 27418d3..710c4ae 100644
--- a/drivers/net/ksz884x.c
+++ b/drivers/net/ksz884x.c
@@ -4704,8 +4704,7 @@ static void send_packet(struct sk_buff *skb, struct net_device *dev)
dma_buf->dma = pci_map_single(
hw_priv->pdev,
- page_address(this_frag->page) +
- this_frag->page_offset,
+ skb_frag_address(this_frag),
dma_buf->len,
PCI_DMA_TODEVICE);
set_tx_buf(desc, dma_buf->dma);
--
1.7.2.5
^ permalink raw reply related
* [PATCH 33/75] macvtap: convert to SKB paged frag API.
From: Ian Campbell @ 2011-08-19 13:27 UTC (permalink / raw)
To: netdev
Cc: linux-kernel, Ian Campbell, David S. Miller, Eric Dumazet,
Arnd Bergmann, Krishna Kumar
In-Reply-To: <1313760393.5010.356.camel@zakaz.uk.xensource.com>
Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Eric Dumazet <eric.dumazet@gmail.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Shirley Ma <xma@...ibm.com>
Cc: Krishna Kumar <krkumar2@in.ibm.com>
Cc: netdev@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
---
drivers/net/macvtap.c | 8 ++++----
1 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c
index ab96c31..7c3f84a 100644
--- a/drivers/net/macvtap.c
+++ b/drivers/net/macvtap.c
@@ -503,10 +503,10 @@ static int zerocopy_sg_from_iovec(struct sk_buff *skb, const struct iovec *from,
skb->truesize += len;
atomic_add(len, &skb->sk->sk_wmem_alloc);
while (len) {
- f = &skb_shinfo(skb)->frags[i];
- f->page = page[i];
- f->page_offset = base & ~PAGE_MASK;
- f->size = min_t(int, len, PAGE_SIZE - f->page_offset);
+ __skb_fill_page_desc(
+ skb, i, page[i],
+ base & ~PAGE_MASK,
+ min_t(int, len, PAGE_SIZE - f->page_offset));
skb_shinfo(skb)->nr_frags++;
/* increase sk_wmem_alloc */
base += f->size;
--
1.7.2.5
^ permalink raw reply related
* [PATCH 35/75] mv643xx: convert to SKB paged frag API.
From: Ian Campbell @ 2011-08-19 13:27 UTC (permalink / raw)
To: netdev; +Cc: linux-kernel, Ian Campbell, Lennert Buytenhek
In-Reply-To: <1313760393.5010.356.camel@zakaz.uk.xensource.com>
Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Cc: Lennert Buytenhek <buytenh@wantstofly.org>
Cc: netdev@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
---
drivers/net/mv643xx_eth.c | 8 ++++----
1 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/net/mv643xx_eth.c b/drivers/net/mv643xx_eth.c
index 2596999..0da6643 100644
--- a/drivers/net/mv643xx_eth.c
+++ b/drivers/net/mv643xx_eth.c
@@ -752,10 +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->buf_ptr = dma_map_page(mp->dev->dev.parent,
- this_frag->page,
- this_frag->page_offset,
- this_frag->size, DMA_TO_DEVICE);
+ desc->buf_ptr = skb_frag_dma_map(mp->dev->dev.parent,
+ this_frag, 0,
+ this_frag->size,
+ DMA_TO_DEVICE);
}
}
--
1.7.2.5
^ permalink raw reply related
* [PATCH 37/75] netxen: convert to SKB paged frag API.
From: Ian Campbell @ 2011-08-19 13:27 UTC (permalink / raw)
To: netdev; +Cc: linux-kernel, Ian Campbell, Amit Kumar Salecha
In-Reply-To: <1313760393.5010.356.camel@zakaz.uk.xensource.com>
Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Cc: Amit Kumar Salecha <amit.salecha@qlogic.com>
Cc: netdev@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
---
drivers/net/netxen/netxen_nic_main.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c
index f574edf..f6fcde3 100644
--- a/drivers/net/netxen/netxen_nic_main.c
+++ b/drivers/net/netxen/netxen_nic_main.c
@@ -1841,8 +1841,8 @@ netxen_map_tx_skb(struct pci_dev *pdev,
frag = &skb_shinfo(skb)->frags[i];
nf = &pbuf->frag_array[i+1];
- map = pci_map_page(pdev, frag->page, frag->page_offset,
- frag->size, PCI_DMA_TODEVICE);
+ map = skb_frag_dma_map(&pdev->dev, frag, 0, frag->size,
+ PCI_DMA_TODEVICE);
if (pci_dma_mapping_error(pdev, map))
goto unwind;
--
1.7.2.5
^ permalink raw reply related
* [PATCH 39/75] ns83820: convert to SKB paged frag API.
From: Ian Campbell @ 2011-08-19 13:27 UTC (permalink / raw)
To: netdev
Cc: linux-kernel, Ian Campbell, David S. Miller, Denis Kirjanov,
Alexey Dobriyan, Benjamin LaHaise, Lucas De Marchi
In-Reply-To: <1313760393.5010.356.camel@zakaz.uk.xensource.com>
Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Denis Kirjanov <dkirjanov@kernel.org>
Cc: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Benjamin LaHaise <bcrl@kvack.org>
Cc: Lucas De Marchi <lucas.demarchi@profusion.mobi>
Cc: netdev@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
---
drivers/net/ns83820.c | 5 ++---
1 files changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/net/ns83820.c b/drivers/net/ns83820.c
index e736aec..d318e4b 100644
--- a/drivers/net/ns83820.c
+++ b/drivers/net/ns83820.c
@@ -1160,9 +1160,8 @@ again:
if (!nr_frags)
break;
- buf = pci_map_page(dev->pci_dev, frag->page,
- frag->page_offset,
- frag->size, PCI_DMA_TODEVICE);
+ buf = skb_frag_dma_map(&dev->pci_dev->dev, frag, 0,
+ frag->size, PCI_DMA_TODEVICE);
dprintk("frag: buf=%08Lx page=%08lx offset=%08lx\n",
(long long)buf, (long) page_to_pfn(frag->page),
frag->page_offset);
--
1.7.2.5
^ permalink raw reply related
* [PATCH 40/75] pasemi: convert to SKB paged frag API.
From: Ian Campbell @ 2011-08-19 13:27 UTC (permalink / raw)
To: netdev-u79uwXL29TY76Z2rM5mHXA
Cc: Ian Campbell, devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ,
linux-kernel-u79uwXL29TY76Z2rM5mHXA,
linuxppc-dev-uLR06cmDAlY/bJ5BZ2RsiQ
In-Reply-To: <1313760393.5010.356.camel-o4Be2W7LfRlXesXXhkcM7miJhflN2719@public.gmane.org>
Signed-off-by: Ian Campbell <ian.campbell-Sxgqhf6Nn4DQT0dZR+AlfA@public.gmane.org>
Cc: Olof Johansson <olof-nZhT3qVonbNeoWH0uzbU5w@public.gmane.org>
Cc: Grant Likely <grant.likely-s3s/WqlpOiPyB63q8FvJNQ@public.gmane.org>
Cc: netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Cc: linuxppc-dev-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org
Cc: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Cc: devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org
---
drivers/net/pasemi_mac.c | 5 ++---
1 files changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/net/pasemi_mac.c b/drivers/net/pasemi_mac.c
index 9ec112c..3cd2cd3 100644
--- a/drivers/net/pasemi_mac.c
+++ b/drivers/net/pasemi_mac.c
@@ -1505,9 +1505,8 @@ static int pasemi_mac_start_tx(struct sk_buff *skb, struct net_device *dev)
for (i = 0; i < nfrags; i++) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
- map[i+1] = pci_map_page(mac->dma_pdev, frag->page,
- frag->page_offset, frag->size,
- PCI_DMA_TODEVICE);
+ map[i + 1] = skb_frag_dma_map(&mac->dma_pdev->dev, frag, 0,
+ frag->size, PCI_DMA_TODEVICE);
map_size[i+1] = frag->size;
if (pci_dma_mapping_error(mac->dma_pdev, map[i+1])) {
nfrags = i;
--
1.7.2.5
^ permalink raw reply related
* [PATCH 41/75] qeth: convert to SKB paged frag API.
From: Ian Campbell @ 2011-08-19 13:27 UTC (permalink / raw)
To: netdev
Cc: linux-kernel, Ian Campbell, Ursula Braun, Frank Blaschka,
linux390, Martin Schwidefsky, Heiko Carstens, linux-s390
In-Reply-To: <1313760393.5010.356.camel@zakaz.uk.xensource.com>
Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Cc: Ursula Braun <ursula.braun@de.ibm.com>
Cc: Frank Blaschka <blaschka@linux.vnet.ibm.com>
Cc: linux390@de.ibm.com
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: linux-s390@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
---
drivers/s390/net/qeth_core_main.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c
index 4550573..91d87ba 100644
--- a/drivers/s390/net/qeth_core_main.c
+++ b/drivers/s390/net/qeth_core_main.c
@@ -3204,7 +3204,8 @@ static inline void __qeth_fill_buffer(struct sk_buff *skb,
for (cnt = 0; cnt < skb_shinfo(skb)->nr_frags; cnt++) {
frag = &skb_shinfo(skb)->frags[cnt];
- buffer->element[element].addr = (char *)page_to_phys(frag->page)
+ buffer->element[element].addr = (char *)
+ page_to_phys(skb_frag_page(frag))
+ frag->page_offset;
buffer->element[element].length = frag->size;
buffer->element[element].eflags = SBAL_EFLAGS_MIDDLE_FRAG;
--
1.7.2.5
^ permalink raw reply related
* [PATCH 42/75] qla3xxx: convert to SKB paged frag API.
From: Ian Campbell @ 2011-08-19 13:27 UTC (permalink / raw)
To: netdev; +Cc: linux-kernel, Ian Campbell, Ron Mercer, linux-driver
In-Reply-To: <1313760393.5010.356.camel@zakaz.uk.xensource.com>
Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Cc: Ron Mercer <ron.mercer@qlogic.com>
Cc: linux-driver@qlogic.com
Cc: netdev@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
---
drivers/net/qla3xxx.c | 5 ++---
1 files changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/net/qla3xxx.c b/drivers/net/qla3xxx.c
index 2f69140..8b1e7b5 100644
--- a/drivers/net/qla3xxx.c
+++ b/drivers/net/qla3xxx.c
@@ -2388,9 +2388,8 @@ static int ql_send_map(struct ql3_adapter *qdev,
seg++;
}
- map = pci_map_page(qdev->pdev, frag->page,
- frag->page_offset, frag->size,
- PCI_DMA_TODEVICE);
+ map = skb_frag_dma_map(&qdev->pdev->dev, frag, 0, frag->size,
+ PCI_DMA_TODEVICE);
err = pci_dma_mapping_error(qdev->pdev, map);
if (err) {
--
1.7.2.5
^ permalink raw reply related
* [PATCH 43/75] qlcnic: convert to SKB paged frag API.
From: Ian Campbell @ 2011-08-19 13:27 UTC (permalink / raw)
To: netdev
Cc: linux-kernel, Ian Campbell, Amit Kumar Salecha,
Anirban Chakraborty, linux-driver
In-Reply-To: <1313760393.5010.356.camel@zakaz.uk.xensource.com>
Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Cc: Amit Kumar Salecha <amit.salecha@qlogic.com>
Cc: Anirban Chakraborty <anirban.chakraborty@qlogic.com>
Cc: linux-driver@qlogic.com
Cc: netdev@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
---
drivers/net/qlcnic/qlcnic_main.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/qlcnic/qlcnic_main.c b/drivers/net/qlcnic/qlcnic_main.c
index 5ca1b56..cea2e6b 100644
--- a/drivers/net/qlcnic/qlcnic_main.c
+++ b/drivers/net/qlcnic/qlcnic_main.c
@@ -2127,8 +2127,8 @@ qlcnic_map_tx_skb(struct pci_dev *pdev,
frag = &skb_shinfo(skb)->frags[i];
nf = &pbuf->frag_array[i+1];
- map = pci_map_page(pdev, frag->page, frag->page_offset,
- frag->size, PCI_DMA_TODEVICE);
+ map = skb_frag_dma_map(&pdev->dev, frag, 0, frag->size,
+ PCI_DMA_TODEVICE);
if (pci_dma_mapping_error(pdev, map))
goto unwind;
--
1.7.2.5
^ permalink raw reply related
* [PATCH 47/75] sfc: convert to SKB paged frag API.
From: Ian Campbell @ 2011-08-19 13:27 UTC (permalink / raw)
To: netdev
Cc: linux-kernel, Ian Campbell, Solarflare linux maintainers,
Steve Hodgson, Ben Hutchings
In-Reply-To: <1313760393.5010.356.camel@zakaz.uk.xensource.com>
Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Cc: Solarflare linux maintainers <linux-net-drivers@solarflare.com>
Cc: Steve Hodgson <shodgson@solarflare.com>
Cc: Ben Hutchings <bhutchings@solarflare.com>
Cc: netdev@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
---
drivers/net/sfc/rx.c | 2 +-
drivers/net/sfc/tx.c | 13 ++++---------
2 files changed, 5 insertions(+), 10 deletions(-)
diff --git a/drivers/net/sfc/rx.c b/drivers/net/sfc/rx.c
index 62e4364..91a6b71 100644
--- a/drivers/net/sfc/rx.c
+++ b/drivers/net/sfc/rx.c
@@ -478,7 +478,7 @@ static void efx_rx_packet_gro(struct efx_channel *channel,
if (efx->net_dev->features & NETIF_F_RXHASH)
skb->rxhash = efx_rx_buf_hash(eh);
- skb_shinfo(skb)->frags[0].page = page;
+ 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;
diff --git a/drivers/net/sfc/tx.c b/drivers/net/sfc/tx.c
index 84eb99e..f2467a1 100644
--- a/drivers/net/sfc/tx.c
+++ b/drivers/net/sfc/tx.c
@@ -137,8 +137,6 @@ netdev_tx_t efx_enqueue_skb(struct efx_tx_queue *tx_queue, struct sk_buff *skb)
struct pci_dev *pci_dev = efx->pci_dev;
struct efx_tx_buffer *buffer;
skb_frag_t *fragment;
- struct page *page;
- int page_offset;
unsigned int len, unmap_len = 0, fill_level, insert_ptr;
dma_addr_t dma_addr, unmap_addr = 0;
unsigned int dma_len;
@@ -241,13 +239,11 @@ netdev_tx_t efx_enqueue_skb(struct efx_tx_queue *tx_queue, struct sk_buff *skb)
break;
fragment = &skb_shinfo(skb)->frags[i];
len = fragment->size;
- page = fragment->page;
- page_offset = fragment->page_offset;
i++;
/* Map for DMA */
unmap_single = false;
- dma_addr = pci_map_page(pci_dev, page, page_offset, len,
- PCI_DMA_TODEVICE);
+ dma_addr = skb_frag_dma_map(&pci_dev->dev, fragment, 0, len,
+ PCI_DMA_TODEVICE);
}
/* Transfer ownership of the skb to the final buffer */
@@ -929,9 +925,8 @@ static void tso_start(struct tso_state *st, const struct sk_buff *skb)
static int tso_get_fragment(struct tso_state *st, struct efx_nic *efx,
skb_frag_t *frag)
{
- st->unmap_addr = pci_map_page(efx->pci_dev, frag->page,
- frag->page_offset, frag->size,
- PCI_DMA_TODEVICE);
+ st->unmap_addr = skb_frag_dma_map(&efx->pci_dev->dev, frag, 0,
+ frag->size, PCI_DMA_TODEVICE);
if (likely(!pci_dma_mapping_error(efx->pci_dev, st->unmap_addr))) {
st->unmap_single = false;
st->unmap_len = frag->size;
--
1.7.2.5
^ permalink raw reply related
* [PATCH 48/75] skge: convert to SKB paged frag API.
From: Ian Campbell @ 2011-08-19 13:27 UTC (permalink / raw)
To: netdev; +Cc: linux-kernel, Ian Campbell, Stephen Hemminger
In-Reply-To: <1313760393.5010.356.camel@zakaz.uk.xensource.com>
Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Cc: Stephen Hemminger <shemminger@linux-foundation.org>
Cc: netdev@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
---
drivers/net/skge.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/skge.c b/drivers/net/skge.c
index 98ec614..62a189c 100644
--- a/drivers/net/skge.c
+++ b/drivers/net/skge.c
@@ -2758,8 +2758,8 @@ static netdev_tx_t skge_xmit_frame(struct sk_buff *skb,
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
- map = pci_map_page(hw->pdev, frag->page, frag->page_offset,
- frag->size, PCI_DMA_TODEVICE);
+ map = skb_frag_dma_map(&hw->pdev->dev, frag, 0,
+ frag->size, PCI_DMA_TODEVICE);
e = e->next;
e->skb = skb;
--
1.7.2.5
^ permalink raw reply related
* [PATCH 49/75] sky2: convert to SKB paged frag API.
From: Ian Campbell @ 2011-08-19 13:27 UTC (permalink / raw)
To: netdev; +Cc: linux-kernel, Ian Campbell, Stephen Hemminger
In-Reply-To: <1313760393.5010.356.camel@zakaz.uk.xensource.com>
Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Cc: Stephen Hemminger <shemminger@linux-foundation.org>
Cc: netdev@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
---
drivers/net/sky2.c | 13 ++++++-------
1 files changed, 6 insertions(+), 7 deletions(-)
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index 57339da..2951762 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -1226,10 +1226,9 @@ static int sky2_rx_map_skb(struct pci_dev *pdev, struct rx_ring_info *re,
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
- re->frag_addr[i] = pci_map_page(pdev, frag->page,
- frag->page_offset,
- frag->size,
- PCI_DMA_FROMDEVICE);
+ re->frag_addr[i] = skb_frag_dma_map(&pdev->dev, frag, 0,
+ frag->size,
+ PCI_DMA_FROMDEVICE);
if (pci_dma_mapping_error(pdev, re->frag_addr[i]))
goto map_page_error;
@@ -1910,8 +1909,8 @@ static netdev_tx_t sky2_xmit_frame(struct sk_buff *skb,
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
const skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
- mapping = pci_map_page(hw->pdev, frag->page, frag->page_offset,
- frag->size, PCI_DMA_TODEVICE);
+ mapping = skb_frag_dma_map(&hw->pdev->dev, frag, 0,
+ frag->size, PCI_DMA_TODEVICE);
if (pci_dma_mapping_error(hw->pdev, mapping))
goto mapping_unwind;
@@ -2449,7 +2448,7 @@ static void skb_put_frags(struct sk_buff *skb, unsigned int hdr_space,
if (length == 0) {
/* don't need this page */
- __free_page(frag->page);
+ __skb_frag_unref(frag);
--skb_shinfo(skb)->nr_frags;
} else {
size = min(length, (unsigned) PAGE_SIZE);
--
1.7.2.5
^ permalink raw reply related
* [PATCH 50/75] starfire: convert to SKB paged frag API.
From: Ian Campbell @ 2011-08-19 13:27 UTC (permalink / raw)
To: netdev
Cc: linux-kernel, Ian Campbell, Ion Badulescu, David S. Miller,
Akinobu Mita, FUJITA Tomonori, Ben Hutchings, Alexey Dobriyan
In-Reply-To: <1313760393.5010.356.camel@zakaz.uk.xensource.com>
Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Cc: Ion Badulescu <ionut@badula.org>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Akinobu Mita <akinobu.mita@gmail.com>
Cc: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Cc: Ben Hutchings <ben@decadent.org.uk>
Cc: Alexey Dobriyan <adobriyan@gmail.com>
Cc: netdev@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
---
drivers/net/starfire.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/drivers/net/starfire.c b/drivers/net/starfire.c
index 7ae1f99..d31d52e 100644
--- a/drivers/net/starfire.c
+++ b/drivers/net/starfire.c
@@ -1259,7 +1259,10 @@ static netdev_tx_t start_tx(struct sk_buff *skb, struct net_device *dev)
skb_frag_t *this_frag = &skb_shinfo(skb)->frags[i - 1];
status |= this_frag->size;
np->tx_info[entry].mapping =
- pci_map_single(np->pci_dev, page_address(this_frag->page) + this_frag->page_offset, this_frag->size, PCI_DMA_TODEVICE);
+ pci_map_single(np->pci_dev,
+ skb_frag_address(this_frag),
+ this_frag->size,
+ PCI_DMA_TODEVICE);
}
np->tx_ring[entry].addr = cpu_to_dma(np->tx_info[entry].mapping);
--
1.7.2.5
^ permalink raw reply related
* [PATCH 51/75] stmmac: convert to SKB paged frag API.
From: Ian Campbell @ 2011-08-19 13:27 UTC (permalink / raw)
To: netdev; +Cc: linux-kernel, Ian Campbell, Giuseppe Cavallaro
In-Reply-To: <1313760393.5010.356.camel@zakaz.uk.xensource.com>
Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Cc: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Cc: netdev@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
---
drivers/net/stmmac/stmmac_main.c | 5 ++---
1 files changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/net/stmmac/stmmac_main.c b/drivers/net/stmmac/stmmac_main.c
index c6e567e..3f5249c 100644
--- a/drivers/net/stmmac/stmmac_main.c
+++ b/drivers/net/stmmac/stmmac_main.c
@@ -1036,9 +1036,8 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev)
desc = priv->dma_tx + entry;
TX_DBG("\t[entry %d] segment len: %d\n", entry, len);
- desc->des2 = dma_map_page(priv->device, frag->page,
- frag->page_offset,
- len, DMA_TO_DEVICE);
+ desc->des2 = skb_frag_dma_map(priv->device, frag, 0, len,
+ DMA_TO_DEVICE);
priv->tx_skbuff[entry] = NULL;
priv->hw->desc->prepare_tx_desc(desc, 0, len, csum_insertion);
wmb();
--
1.7.2.5
^ permalink raw reply related
* [PATCH 52/75] sungem: convert to SKB paged frag API.
From: Ian Campbell @ 2011-08-19 13:27 UTC (permalink / raw)
To: netdev
Cc: linux-kernel, Ian Campbell, Grant Likely, David S. Miller,
Jiri Kosina, Joe Perches, David Decotigny,
Michał Mirosław, devicetree-discuss
In-Reply-To: <1313760393.5010.356.camel@zakaz.uk.xensource.com>
Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Cc: Grant Likely <grant.likely@secretlab.ca>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Jiri Kosina <jkosina@suse.cz>
Cc: Joe Perches <joe@perches.com>
Cc: David Decotigny <decot@google.com>
Cc: "Michał Mirosław" <mirq-linux@rere.qmqm.pl>
Cc: netdev@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Cc: devicetree-discuss@lists.ozlabs.org
---
drivers/net/sungem.c | 6 ++----
1 files changed, 2 insertions(+), 4 deletions(-)
diff --git a/drivers/net/sungem.c b/drivers/net/sungem.c
index ade35dd..39189bf 100644
--- a/drivers/net/sungem.c
+++ b/drivers/net/sungem.c
@@ -1071,10 +1071,8 @@ static netdev_tx_t gem_start_xmit(struct sk_buff *skb,
u64 this_ctrl;
len = this_frag->size;
- mapping = pci_map_page(gp->pdev,
- this_frag->page,
- this_frag->page_offset,
- len, PCI_DMA_TODEVICE);
+ mapping = skb_frag_dma_map(&gp->pdev->dev, this_frag,
+ 0, len, PCI_DMA_TODEVICE);
this_ctrl = ctrl;
if (frag == skb_shinfo(skb)->nr_frags - 1)
this_ctrl |= TXDCTRL_EOF;
--
1.7.2.5
^ permalink raw reply related
* [PATCH 53/75] sunhme: convert to SKB paged frag API.
From: Ian Campbell @ 2011-08-19 13:27 UTC (permalink / raw)
To: netdev
Cc: linux-kernel, Ian Campbell, Grant Likely, David S. Miller,
Tobias Klauser, David Decotigny, Michał Mirosław,
devicetree-discuss
In-Reply-To: <1313760393.5010.356.camel@zakaz.uk.xensource.com>
Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Cc: Grant Likely <grant.likely@secretlab.ca>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Tobias Klauser <tklauser@distanz.ch>
Cc: David Decotigny <decot@google.com>
Cc: "Michał Mirosław" <mirq-linux@rere.qmqm.pl>
Cc: netdev@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Cc: devicetree-discuss@lists.ozlabs.org
---
drivers/net/sunhme.c | 5 ++---
1 files changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/net/sunhme.c b/drivers/net/sunhme.c
index 856e05b..0f897a0 100644
--- a/drivers/net/sunhme.c
+++ b/drivers/net/sunhme.c
@@ -2309,9 +2309,8 @@ static netdev_tx_t happy_meal_start_xmit(struct sk_buff *skb,
u32 len, mapping, this_txflags;
len = this_frag->size;
- mapping = dma_map_page(hp->dma_dev, this_frag->page,
- this_frag->page_offset, len,
- DMA_TO_DEVICE);
+ mapping = skb_frag_dma_map(hp->dma_dev, this_frag,
+ 0, len, DMA_TO_DEVICE);
this_txflags = tx_flags;
if (frag == skb_shinfo(skb)->nr_frags - 1)
this_txflags |= TXFLAG_EOP;
--
1.7.2.5
^ permalink raw reply related
* [PATCH 56/75] tsi108: convert to SKB paged frag API.
From: Ian Campbell @ 2011-08-19 13:27 UTC (permalink / raw)
To: netdev
Cc: linux-kernel, Ian Campbell, David S. Miller, Eric Dumazet,
Alexey Dobriyan
In-Reply-To: <1313760393.5010.356.camel@zakaz.uk.xensource.com>
Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Eric Dumazet <eric.dumazet@gmail.com>
Cc: Alexey Dobriyan <adobriyan@gmail.com>
Cc: netdev@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
---
drivers/net/tsi108_eth.c | 7 ++++---
1 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/drivers/net/tsi108_eth.c b/drivers/net/tsi108_eth.c
index 64cb9ac..6f4deee 100644
--- a/drivers/net/tsi108_eth.c
+++ b/drivers/net/tsi108_eth.c
@@ -711,9 +711,10 @@ static int tsi108_send_packet(struct sk_buff * skb, struct net_device *dev)
} else {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i - 1];
- data->txring[tx].buf0 =
- dma_map_page(NULL, frag->page, frag->page_offset,
- frag->size, DMA_TO_DEVICE);
+ data->txring[tx].buf0 = skb_frag_dma_map(NULL, frag,
+ 0,
+ frag->size,
+ DMA_TO_DEVICE);
data->txring[tx].len = frag->size;
}
--
1.7.2.5
^ permalink raw reply related
* [PATCH 57/75] typhoon: convert to SKB paged frag API.
From: Ian Campbell @ 2011-08-19 13:27 UTC (permalink / raw)
To: netdev; +Cc: linux-kernel, Ian Campbell, David Dillow
In-Reply-To: <1313760393.5010.356.camel@zakaz.uk.xensource.com>
Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Cc: David Dillow <dave@thedillows.org>
Cc: netdev@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
---
drivers/net/typhoon.c | 3 +--
1 files changed, 1 insertions(+), 2 deletions(-)
diff --git a/drivers/net/typhoon.c b/drivers/net/typhoon.c
index 1d5091a..21f69ca 100644
--- a/drivers/net/typhoon.c
+++ b/drivers/net/typhoon.c
@@ -819,8 +819,7 @@ typhoon_start_tx(struct sk_buff *skb, struct net_device *dev)
typhoon_inc_tx_index(&txRing->lastWrite, 1);
len = frag->size;
- frag_addr = (void *) page_address(frag->page) +
- frag->page_offset;
+ frag_addr = skb_frag_address(frag);
skb_dma = pci_map_single(tp->tx_pdev, frag_addr, len,
PCI_DMA_TODEVICE);
txd->flags = TYPHOON_FRAG_DESC | TYPHOON_DESC_VALID;
--
1.7.2.5
^ permalink raw reply related
* [PATCH 58/75] via-velocity: convert to SKB paged frag API.
From: Ian Campbell @ 2011-08-19 13:27 UTC (permalink / raw)
To: netdev; +Cc: linux-kernel, Ian Campbell, Francois Romieu
In-Reply-To: <1313760393.5010.356.camel@zakaz.uk.xensource.com>
Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Cc: Francois Romieu <romieu@fr.zoreil.com>
Cc: netdev@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
---
drivers/net/via-velocity.c | 7 ++++---
1 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/drivers/net/via-velocity.c b/drivers/net/via-velocity.c
index deb1eca..af9fb0a 100644
--- a/drivers/net/via-velocity.c
+++ b/drivers/net/via-velocity.c
@@ -2571,9 +2571,10 @@ static netdev_tx_t velocity_xmit(struct sk_buff *skb,
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
- tdinfo->skb_dma[i + 1] = pci_map_page(vptr->pdev, frag->page,
- frag->page_offset, frag->size,
- PCI_DMA_TODEVICE);
+ tdinfo->skb_dma[i + 1] = skb_frag_dma_map(&vptr->pdev->dev,
+ frag, 0,
+ frag->size,
+ PCI_DMA_TODEVICE);
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;
--
1.7.2.5
^ permalink raw reply related
* [PATCH 62/75] xen: netback: convert to SKB paged frag API.
From: Ian Campbell @ 2011-08-19 13:27 UTC (permalink / raw)
To: netdev; +Cc: xen-devel, linux-kernel, Ian Campbell
In-Reply-To: <1313760393.5010.356.camel@zakaz.uk.xensource.com>
Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Cc: Ian Campbell <ian.campbell@citrix.com>
Cc: xen-devel@lists.xensource.com
Cc: netdev@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
---
drivers/net/xen-netback/netback.c | 34 +++++++++++++++++++++++-----------
1 files changed, 23 insertions(+), 11 deletions(-)
diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c
index fd00f25..3068f67 100644
--- a/drivers/net/xen-netback/netback.c
+++ b/drivers/net/xen-netback/netback.c
@@ -215,6 +215,16 @@ static int get_page_ext(struct page *pg,
sizeof(struct iphdr) + MAX_IPOPTLEN + \
sizeof(struct tcphdr) + MAX_TCP_OPTION_SPACE)
+static unsigned long frag_get_pending_idx(skb_frag_t *frag)
+{
+ return (unsigned long)skb_frag_page(frag);
+}
+
+static void frag_set_pending_idx(skb_frag_t *frag, unsigned long pending_idx)
+{
+ __skb_frag_set_page(frag, (void *)pending_idx);
+}
+
static inline pending_ring_idx_t pending_index(unsigned i)
{
return i & (MAX_PENDING_REQS-1);
@@ -512,7 +522,7 @@ static int netbk_gop_skb(struct sk_buff *skb,
for (i = 0; i < nr_frags; i++) {
netbk_gop_frag_copy(vif, skb, npo,
- skb_shinfo(skb)->frags[i].page,
+ skb_frag_page(&skb_shinfo(skb)->frags[i]),
skb_shinfo(skb)->frags[i].size,
skb_shinfo(skb)->frags[i].page_offset,
&head);
@@ -913,7 +923,7 @@ static struct gnttab_copy *xen_netbk_get_requests(struct xen_netbk *netbk,
int i, start;
/* Skip first skb fragment if it is on same page as header fragment. */
- start = ((unsigned long)shinfo->frags[0].page == pending_idx);
+ start = (frag_get_pending_idx(&shinfo->frags[0]) == pending_idx);
for (i = start; i < shinfo->nr_frags; i++, txp++) {
struct page *page;
@@ -945,7 +955,7 @@ static struct gnttab_copy *xen_netbk_get_requests(struct xen_netbk *netbk,
memcpy(&pending_tx_info[pending_idx].req, txp, sizeof(*txp));
xenvif_get(vif);
pending_tx_info[pending_idx].vif = vif;
- frags[i].page = (void *)pending_idx;
+ frag_set_pending_idx(&frags[i], pending_idx);
}
return gop;
@@ -976,13 +986,13 @@ static int xen_netbk_tx_check_gop(struct xen_netbk *netbk,
}
/* Skip first skb fragment if it is on same page as header fragment. */
- start = ((unsigned long)shinfo->frags[0].page == pending_idx);
+ start = (frag_get_pending_idx(&shinfo->frags[0]) == pending_idx);
for (i = start; i < nr_frags; i++) {
int j, newerr;
pending_ring_idx_t index;
- pending_idx = (unsigned long)shinfo->frags[i].page;
+ pending_idx = frag_get_pending_idx(&shinfo->frags[i]);
/* Check error status: if okay then remember grant handle. */
newerr = (++gop)->status;
@@ -1008,7 +1018,7 @@ static int xen_netbk_tx_check_gop(struct xen_netbk *netbk,
pending_idx = *((u16 *)skb->data);
xen_netbk_idx_release(netbk, pending_idx);
for (j = start; j < i; j++) {
- pending_idx = (unsigned long)shinfo->frags[i].page;
+ pending_idx = frag_get_pending_idx(&shinfo->frags[i]);
xen_netbk_idx_release(netbk, pending_idx);
}
@@ -1029,12 +1039,14 @@ static void xen_netbk_fill_frags(struct xen_netbk *netbk, struct sk_buff *skb)
for (i = 0; i < nr_frags; i++) {
skb_frag_t *frag = shinfo->frags + i;
struct xen_netif_tx_request *txp;
+ struct page *page;
unsigned long pending_idx;
- pending_idx = (unsigned long)frag->page;
+ pending_idx = frag_get_pending_idx(frag);
txp = &netbk->pending_tx_info[pending_idx].req;
- frag->page = virt_to_page(idx_to_kaddr(netbk, pending_idx));
+ page = virt_to_page(idx_to_kaddr(netbk, pending_idx));
+ __skb_frag_set_page(frag, page);
frag->size = txp->size;
frag->page_offset = txp->offset;
@@ -1349,11 +1361,11 @@ static unsigned xen_netbk_tx_build_gops(struct xen_netbk *netbk)
skb_shinfo(skb)->nr_frags = ret;
if (data_len < txreq.size) {
skb_shinfo(skb)->nr_frags++;
- skb_shinfo(skb)->frags[0].page =
- (void *)(unsigned long)pending_idx;
+ frag_set_pending_idx(&skb_shinfo(skb)->frags[0],
+ pending_idx);
} else {
/* Discriminate from any valid pending_idx value. */
- skb_shinfo(skb)->frags[0].page = (void *)~0UL;
+ frag_set_pending_idx(&skb_shinfo(skb)->frags[0], ~0UL);
}
__skb_queue_tail(&netbk->tx_queue, skb);
--
1.7.2.5
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