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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/net/ethernet/sfc | |
| parent | dd767856a36e00b631d65ebc4bb81b19915532d6 (diff) | |
| download | blackbird-op-linux-9e903e085262ffbf1fc44a17ac06058aca03524a.tar.gz blackbird-op-linux-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/net/ethernet/sfc')
| -rw-r--r-- | drivers/net/ethernet/sfc/rx.c | 2 | ||||
| -rw-r--r-- | drivers/net/ethernet/sfc/tx.c | 8 |
2 files changed, 5 insertions, 5 deletions
diff --git a/drivers/net/ethernet/sfc/rx.c b/drivers/net/ethernet/sfc/rx.c index 91a6b7123539..adbda182f159 100644 --- a/drivers/net/ethernet/sfc/rx.c +++ b/drivers/net/ethernet/sfc/rx.c @@ -481,7 +481,7 @@ static void efx_rx_packet_gro(struct efx_channel *channel, 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; + skb_frag_size_set(&skb_shinfo(skb)->frags[0], rx_buf->len); skb_shinfo(skb)->nr_frags = 1; skb->len = rx_buf->len; diff --git a/drivers/net/ethernet/sfc/tx.c b/drivers/net/ethernet/sfc/tx.c index 3964a62dde8b..df88c5430f95 100644 --- a/drivers/net/ethernet/sfc/tx.c +++ b/drivers/net/ethernet/sfc/tx.c @@ -238,7 +238,7 @@ netdev_tx_t efx_enqueue_skb(struct efx_tx_queue *tx_queue, struct sk_buff *skb) if (i >= skb_shinfo(skb)->nr_frags) break; fragment = &skb_shinfo(skb)->frags[i]; - len = fragment->size; + len = skb_frag_size(fragment); i++; /* Map for DMA */ unmap_single = false; @@ -926,11 +926,11 @@ static int tso_get_fragment(struct tso_state *st, struct efx_nic *efx, skb_frag_t *frag) { st->unmap_addr = skb_frag_dma_map(&efx->pci_dev->dev, frag, 0, - frag->size, DMA_TO_DEVICE); + skb_frag_size(frag), DMA_TO_DEVICE); if (likely(!dma_mapping_error(&efx->pci_dev->dev, st->unmap_addr))) { st->unmap_single = false; - st->unmap_len = frag->size; - st->in_len = frag->size; + st->unmap_len = skb_frag_size(frag); + st->in_len = skb_frag_size(frag); st->dma_addr = st->unmap_addr; return 0; } |
