Subject: [PATCH] tg3: Remove prev_vlan_tag from struct tx_ring_info

From: Eric Dumazet <[email-masked]>
Date: Wed, 30 Sep 2009 16:07:52 +0200

prev_vlan_tag field is not used.

Patch saves 512*8 bytes per tx queue ring on 64bit arches.

Signed-off-by: Eric Dumazet <[email-masked]>
---

diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h
index 82b45d8..524691c 100644
--- a/drivers/net/tg3.h
+++ b/drivers/net/tg3.h
@@ -2412,7 +2412,6 @@ struct ring_info {
 
 struct tx_ring_info {
 	struct sk_buff                  *skb;
-	u32                             prev_vlan_tag;
 };
 
 struct tg3_config_info {