From: Sepherosa Ziehau <sephe@dragonflybsd.org>
Date: Wed, 8 Aug 2012 04:18:26 +0000 (+0800)
Subject: emx: Increase spare TX descriprors to 33 incorporate TSO segment
X-Git-Tag: v3.2.0~449
X-Git-Url: http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff_plain/b1e3f139bb0766316bb8b6cd346d2017ba3e419c

emx: Increase spare TX descriprors to 33 incorporate TSO segment
---

diff --git a/sys/dev/netif/emx/if_emx.h b/sys/dev/netif/emx/if_emx.h
index a250210..b94013e 100644
--- a/sys/dev/netif/emx/if_emx.h
+++ b/sys/dev/netif/emx/if_emx.h
@@ -91,8 +91,8 @@
 /* One for TX csum offloading desc, the other 2 are reserved */
 #define EMX_TX_RESERVED			3
 
-/* Large enough for 16K jumbo frame */
-#define EMX_TX_SPARE			8
+/* Large enough for 64K TSO segment */
+#define EMX_TX_SPARE			33
 
 #define EMX_TX_OACTIVE_MAX		64