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| author | Eric Dumazet <eric.dumazet@gmail.com> | 2011-10-18 21:00:24 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-10-19 03:10:46 -0400 |
| commit | 9e903e085262ffbf1fc44a17ac06058aca03524a (patch) | |
| tree | 4acefc97ba38c1733474d25c0b2053b56af97db1 /drivers/infiniband/hw/nes/nes_nic.c | |
| parent | dd767856a36e00b631d65ebc4bb81b19915532d6 (diff) | |
| download | lwn-9e903e085262ffbf1fc44a17ac06058aca03524a.tar.gz lwn-9e903e085262ffbf1fc44a17ac06058aca03524a.zip | |
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>
Diffstat (limited to 'drivers/infiniband/hw/nes/nes_nic.c')
| -rw-r--r-- | drivers/infiniband/hw/nes/nes_nic.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/infiniband/hw/nes/nes_nic.c b/drivers/infiniband/hw/nes/nes_nic.c index 7cb7f292dfd1..47b2ee4c01e2 100644 --- a/drivers/infiniband/hw/nes/nes_nic.c +++ b/drivers/infiniband/hw/nes/nes_nic.c @@ -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) |