# \[PATCH 4/9\] IPoIB: convert to SKB paged frag API. - From: Ian Campbell \ - Date: 2011-08-25 08:28:10 - List: netdev - Page: https://ratatoskr.run/netdev/2011/08/10877905 - Thread: https://ratatoskr.run/linux-rdma/2011/08/10877905/t.md ```text Signed-off-by: Ian Campbell Reviewed-by: Konrad Rzeszutek Wilk Cc: Roland Dreier Cc: Sean Hefty Cc: Hal Rosenstock Cc: Cc: --- drivers/infiniband/ulp/ipoib/ipoib_cm.c | 5 +++-- drivers/infiniband/ulp/ipoib/ipoib_ib.c | 5 +++-- 2 files changed, 6 insertions(+), 4 deletions(-) diff --git a/drivers/infiniband/ulp/ipoib/ipoib_cm.c b/drivers/infiniband/ulp/ipoib/ipoib_cm.c index 39913a0..67a477b 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_cm.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_cm.c @@ -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); diff --git a/drivers/infiniband/ulp/ipoib/ipoib_ib.c b/drivers/infiniband/ulp/ipoib/ipoib_ib.c index 81ae61d..00435be 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_ib.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_ib.c @@ -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]))) -- 1.7.2.5 -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html ```