Prefetch the next skb information in receive.
Signed-off-by: Stephen Hemminger <[EMAIL PROTECTED]>
---
drivers/net/sky2.c | 1 +
1 file changed, 1 insertion(+)
--- sky2-2.6.21.orig/drivers/net/sky2.c 2007-05-08 10:29:14.000000000 -0700
+++ sky2-2.6.21/drivers/net/sky2.c 2007-05-08 10:29:17.000000000 -0700
@@ -2160,6 +2160,7 @@ force_update:
/* Stop after net poll weight */
if (++work_done >= to_do)
goto exit_loop;
+ prefetch(sky2->rx_ring[sky2->rx_next].skb);
break;
#ifdef SKY2_VLAN_TAG_USED
--
-
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