diff options
| author | Francois Romieu <romieu@fr.zoreil.com> | 2006-11-18 01:15:17 +0300 |
|---|---|---|
| committer | Francois Romieu <romieu@electric-eye.fr.zoreil.com> | 2006-12-04 03:04:36 +0300 |
| commit | cc9f022d97d08e4e36d38661857991fe91447d68 (patch) | |
| tree | 9e61a230e49f870db5a6fc1d604b3aab5de08d1a /drivers/net/r8169.c | |
| parent | 12d86f682e8acad8555718dc7b0082590f2365d0 (diff) | |
| download | linux-cc9f022d97d08e4e36d38661857991fe91447d68.tar.xz | |
r8169: more alignment for the 0x8168
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 <romieu@fr.zoreil.com>
Diffstat (limited to 'drivers/net/r8169.c')
| -rw-r--r-- | 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 0b57050252eb..2379d83768d6 100644 --- a/drivers/net/r8169.c +++ b/drivers/net/r8169.c @@ -2018,7 +2018,7 @@ static int rtl8169_alloc_rx_skb(struct pci_dev *pdev, struct sk_buff **sk_buff, 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(struct sk_buff **sk_buff, int pkt_size, 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); |