[Qemu-devel] [PATCH V4 01/12] net: Add vnet_hdr_len related arguments in NetClientState

[Zhang Chen <zhangchen.fnst@cn.fujitsu.com>]

Add vnet_hdr_len and using_vnet_hdr arguments in NetClientState
that make othermodule get real vnet_hdr_len easily.

Signed-off-by: Zhang Chen <zhangchen.fnst@cn.fujitsu.com>
---
 include/net/net.h | 2 ++
 net/net.c         | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/include/net/net.h b/include/net/net.h
index 99b28d5..70edfc0 100644
--- a/include/net/net.h
+++ b/include/net/net.h
@@ -100,6 +100,8 @@ struct NetClientState {
     unsigned int queue_index;
     unsigned rxfilter_notify_enabled:1;
     int vring_enable;
+    bool using_vnet_hdr;
+    int vnet_hdr_len;
     QTAILQ_HEAD(NetFilterHead, NetFilterState) filters;
 };
 
diff --git a/net/net.c b/net/net.c
index 0ac3b9e..a00a0c9 100644
--- a/net/net.c
+++ b/net/net.c
@@ -472,6 +472,7 @@ void qemu_using_vnet_hdr(NetClientState *nc, bool enable)
         return;
     }
 
+    nc->using_vnet_hdr = enable;
     nc->info->using_vnet_hdr(nc, enable);
 }
 
@@ -491,6 +492,7 @@ void qemu_set_vnet_hdr_len(NetClientState *nc, int len)
         return;
     }
 
+    nc->vnet_hdr_len = len;
     nc->info->set_vnet_hdr_len(nc, len);
 }
 
-- 
2.7.4