Two thirds of packets are lost because of misalignment. Users of Asus laptop did apparently not notice it.
Reported on Gigabyte GA-945GM-S2. Fix for http://bugzilla.kernel.org/show_bug.cgi?id=7517 Signed-off-by: Francois Romieu <[EMAIL PROTECTED]> --- drivers/net/r8169.c | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c index 0b57050..2379d83 100644 --- a/drivers/net/r8169.c +++ b/drivers/net/r8169.c @@ -2018,7 +2018,7 @@ static int rtl8169_alloc_rx_skb(struct p if (!skb) goto err_out; - skb_reserve(skb, align); + skb_reserve(skb, (align - 1) & (u32)skb->data); *sk_buff = skb; mapping = pci_map_single(pdev, skb->data, rx_buf_sz, @@ -2486,7 +2486,7 @@ static inline int rtl8169_try_rx_copy(st skb = dev_alloc_skb(pkt_size + align); if (skb) { - skb_reserve(skb, align); + skb_reserve(skb, (align - 1) & (u32)skb->data); eth_copy_and_sum(skb, sk_buff[0]->data, pkt_size, 0); *sk_buff = skb; rtl8169_mark_to_asic(desc, rx_buf_sz); -- 1.4.2.3 - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html
