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igbvf: fix truesize underestimation 

igbvf allocates half a page per skb fragment. We must account
PAGE_SIZE/2 increments on skb->truesize, not the actual frag length.

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
CC: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2011-10-20 09:22:18 +00:00 committed by David S. Miller
parent 33136d12be
commit 7b8b59617e
1 changed files with 1 additions and 1 deletions
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2
drivers/net/ethernet/intel/igbvf/netdev.c
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@ -312,7 +312,7 @@ static bool igbvf_clean_rx_irq(struct igbvf_adapter *adapter,
skb->len += length;
skb->data_len += length;
skb->truesize += length;
skb->truesize += PAGE_SIZE / 2;
}
send_up:
i++;