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e1000e: fix skb truesize underestimation 

e1000e allocates a page per skb fragment. We must account
PAGE_SIZE 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 2011-10-13 08:03:36 +00:00 committed by David S. Miller
parent 9813064677
commit 98a045d7e4
1 changed files with 2 additions and 2 deletions
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4
drivers/net/ethernet/intel/e1000e/netdev.c
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@ -1300,7 +1300,7 @@ static bool e1000_clean_rx_irq_ps(struct e1000_adapter *adapter,
ps_page->page = NULL;
skb->len += length;
skb->data_len += length;
skb->truesize += length;
skb->truesize += PAGE_SIZE;
}
/* strip the ethernet crc, problem is we're using pages now so
@ -1360,7 +1360,7 @@ static void e1000_consume_page(struct e1000_buffer *bi, struct sk_buff *skb,
bi->page = NULL;
skb->len += length;
skb->data_len += length;
skb->truesize += length;
skb->truesize += PAGE_SIZE;
}
/**