From: Wei Liu <wei.liu2@citrix.com>
Date: Tue, 7 May 2013 14:54:44 +0000 (+0200)
Subject: netif: define XEN_NETIF_MAX_TX_SIZE in public header
X-Git-Tag: 4.3.0-rc2~102
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=df76bf093ee29324b57267154232d0d792c8de43;p=people%2Fiwj%2Fxen.git

netif: define XEN_NETIF_MAX_TX_SIZE in public header

This is the maximum supported size of a packet. It comes from the size of
netif_tx_request.size.

Signed-off-by: Wei Liu <wei.liu2@citrix.com>
Acked-by: Ian Campbell <ian.campbell@citrix.com>
Acked-by: Keir Fraser <keir@xen.org>
---

diff --git a/xen/include/public/io/netif.h b/xen/include/public/io/netif.h
index b184e49ef1..ccde53b3af 100644
--- a/xen/include/public/io/netif.h
+++ b/xen/include/public/io/netif.h
@@ -65,6 +65,7 @@
 #define _NETTXF_extra_info     (3)
 #define  NETTXF_extra_info     (1U<<_NETTXF_extra_info)
 
+#define XEN_NETIF_MAX_TX_SIZE 0xFFFF
 struct netif_tx_request {
     grant_ref_t gref;      /* Reference to buffer page */
     uint16_t offset;       /* Offset within buffer page */