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IPoIB: convert to SKB paged frag API. 

Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: Roland Dreier <roland@kernel.org>
Cc: Sean Hefty <sean.hefty@intel.com>
Cc: Hal Rosenstock <hal.rosenstock@gmail.com>
Cc: linux-rdma@vger.kernel.org
Cc: netdev@vger.kernel.org
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ian Campbell 2011-08-24 22:28:10 +00:00 committed by David S. Miller
parent cf383ebb13
commit 5581be3b48
2 changed files with 6 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
drivers/infiniband/ulp/ipoib/ipoib_cm.c
View File

@ -169,7 +169,7 @@ static struct sk_buff *ipoib_cm_alloc_rx_skb(struct net_device *dev,
goto partial_error;
skb_fill_page_desc(skb, i, page, 0, PAGE_SIZE);
mapping[i + 1] = ib_dma_map_page(priv->ca, skb_shinfo(skb)->frags[i].page,
mapping[i + 1] = ib_dma_map_page(priv->ca, page,
0, PAGE_SIZE, DMA_FROM_DEVICE);
if (unlikely(ib_dma_mapping_error(priv->ca, mapping[i + 1])))
goto partial_error;
@ -537,7 +537,8 @@ 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, frag->page, 0, PAGE_SIZE);
skb_fill_page_desc(toskb, i, skb_frag_page(frag),
0, PAGE_SIZE);
--skb_shinfo(skb)->nr_frags;
} else {
size = min(length, (unsigned) PAGE_SIZE);

5
drivers/infiniband/ulp/ipoib/ipoib_ib.c
View File

@ -182,7 +182,7 @@ static struct sk_buff *ipoib_alloc_rx_skb(struct net_device *dev, int id)
goto partial_error;
skb_fill_page_desc(skb, 0, page, 0, PAGE_SIZE);
mapping[1] =
ib_dma_map_page(priv->ca, skb_shinfo(skb)->frags[0].page,
ib_dma_map_page(priv->ca, page,
0, PAGE_SIZE, DMA_FROM_DEVICE);
if (unlikely(ib_dma_mapping_error(priv->ca, mapping[1])))
goto partial_error;
@ -323,7 +323,8 @@ static int ipoib_dma_map_tx(struct ib_device *ca,
for (i = 0; i < skb_shinfo(skb)->nr_frags; ++i) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
mapping[i + off] = ib_dma_map_page(ca, frag->page,
mapping[i + off] = ib_dma_map_page(ca,
skb_frag_page(frag),
frag->page_offset, frag->size,
DMA_TO_DEVICE);
if (unlikely(ib_dma_mapping_error(ca, mapping[i + off])))