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Commit 5e6c355c authored by Eric Dumazet's avatar Eric Dumazet Committed by David S. Miller
Browse files

vmxnet3: fix skb truesize underestimation 



vmxnet3 allocates a page per skb fragment. We must account
PAGE_SIZE increments on skb->truesize, not the actual frag length.

Signed-off-by: default avatarEric Dumazet <eric.dumazet@gmail.com>
CC: Shreyas Bhatewara <sbhatewara@vmware.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 5935f81c

drivers/net/vmxnet3/vmxnet3_drv.c

+1 −1
Original line number Diff line number Diff line
@@ -658,6 +658,7 @@ vmxnet3_append_frag(struct sk_buff *skb, struct Vmxnet3_RxCompDesc *rcd, 
	frag->page_offset = 0;

	frag->size = rcd->len;

	skb->data_len += frag->size;

	skb->truesize += PAGE_SIZE;

	skb_shinfo(skb)->nr_frags++;

}
@@ -1277,7 +1278,6 @@ vmxnet3_rq_rx_complete(struct vmxnet3_rx_queue *rq, 
		skb = ctx->skb;

		if (rcd->eop) {

			skb->len += skb->data_len;

			skb->truesize += skb->data_len;



			vmxnet3_rx_csum(adapter, skb,

					(union Vmxnet3_GenericDesc *)rcd);