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authorEric Dumazet <eric.dumazet@gmail.com>2011-10-13 07:50:19 +0000
committerDavid S. Miller <davem@davemloft.net>2011-10-13 16:05:07 -0400
commita1f4e8bcbccf50cf1894c263af4d677d4f566533 (patch)
treed10c9a738297aeba1c7c1a4c3be8c62ea385c675 /drivers/net/ethernet
parentbe2net: fix truesize errors (diff)
downloadlinux-dev-a1f4e8bcbccf50cf1894c263af4d677d4f566533.tar.xz
linux-dev-a1f4e8bcbccf50cf1894c263af4d677d4f566533.zip
bnx2: fix skb truesize underestimation
bnx2 allocates a full page per fragment. We must account PAGE_SIZE increments on skb->truesize, not the actual frag length. Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet')
-rw-r--r--drivers/net/ethernet/broadcom/bnx2.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/net/ethernet/broadcom/bnx2.c b/drivers/net/ethernet/broadcom/bnx2.c
index 3c221be9d1e2..6ff7636e73a2 100644
--- a/drivers/net/ethernet/broadcom/bnx2.c
+++ b/drivers/net/ethernet/broadcom/bnx2.c
@@ -3051,7 +3051,6 @@ bnx2_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, struct sk_buff *skb,
&skb_shinfo(skb)->frags[i - 1];
frag->size -= tail;
skb->data_len -= tail;
- skb->truesize -= tail;
}
return 0;
}
@@ -3083,7 +3082,7 @@ bnx2_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, struct sk_buff *skb,
frag_size -= frag_len;
skb->data_len += frag_len;
- skb->truesize += frag_len;
+ skb->truesize += PAGE_SIZE;
skb->len += frag_len;
pg_prod = NEXT_RX_BD(pg_prod);