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Commit 95b9c1df authored by Eric Dumazet's avatar Eric Dumazet Committed by David S. Miller
Browse files

igb: fix skb truesize underestimation 



e1000 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: default avatarEric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent ed64b3cc

drivers/net/ethernet/intel/igb/igb_main.c

+1 −1
Original line number Original line Diff line number Diff line
@@ -5950,7 +5950,7 @@ static bool igb_clean_rx_irq(struct igb_q_vector *q_vector, int budget) 




			skb->len += length;

			skb->len += length;

			skb->data_len += length;

			skb->data_len += length;

			skb->truesize += length;

			skb->truesize += PAGE_SIZE / 2;





			if ((page_count(buffer_info->page) != 1) ||

			if ((page_count(buffer_info->page) != 1) ||

			    (page_to_nid(buffer_info->page) != current_node))

			    (page_to_nid(buffer_info->page) != current_node))