ChangeSet 1.1159.256.64, 2005/03/24 21:24:38+00:00, mjw@xxxxxxxxxxxxxxxxxxx
Back out changes to netif backend messaging to set vifname.
Try using 'ip link' instead.
Signed-off-by: Mike Wray <mike.wray@xxxxxx>
linux-2.6.11-xen-sparse/drivers/xen/netback/interface.c | 6 +-----
tools/python/xen/lowlevel/xu/xu.c | 2 --
tools/python/xen/xend/Vifctl.py | 13 +++++++++++++
tools/python/xen/xend/server/netif.py | 9 +++++++--
xen/include/public/io/domain_controller.h | 5 ++---
5 files changed, 23 insertions(+), 12 deletions(-)
diff -Nru a/linux-2.6.11-xen-sparse/drivers/xen/netback/interface.c
b/linux-2.6.11-xen-sparse/drivers/xen/netback/interface.c
--- a/linux-2.6.11-xen-sparse/drivers/xen/netback/interface.c 2005-03-25
07:04:52 -05:00
+++ b/linux-2.6.11-xen-sparse/drivers/xen/netback/interface.c 2005-03-25
07:04:52 -05:00
@@ -121,11 +121,7 @@
netif_t **pnetif, *netif;
char name[IFNAMSIZ] = {};
- if(create->vifname[0] == '\0'){
- snprintf(name, IFNAMSIZ - 1, "vif%u.%u", domid, handle);
- } else {
- snprintf(name, IFNAMSIZ - 1, "%s", create->vifname);
- }
+ snprintf(name, IFNAMSIZ - 1, "vif%u.%u", domid, handle);
dev = alloc_netdev(sizeof(netif_t), name, ether_setup);
if ( dev == NULL )
{
diff -Nru a/tools/python/xen/lowlevel/xu/xu.c
b/tools/python/xen/lowlevel/xu/xu.c
--- a/tools/python/xen/lowlevel/xu/xu.c 2005-03-25 07:04:52 -05:00
+++ b/tools/python/xen/lowlevel/xu/xu.c 2005-03-25 07:04:52 -05:00
@@ -480,7 +480,6 @@
C2P(netif_be_create_t, domid, Int, Long);
C2P(netif_be_create_t, netif_handle, Int, Long);
C2P(netif_be_create_t, status, Int, Long);
- C2P(netif_be_create_t, vifname, String, String);
return dict;
case TYPE(CMSG_NETIF_BE, CMSG_NETIF_BE_DESTROY):
C2P(netif_be_destroy_t, domid, Int, Long);
@@ -648,7 +647,6 @@
P2C(netif_be_create_t, mac[3], u8);
P2C(netif_be_create_t, mac[4], u8);
P2C(netif_be_create_t, mac[5], u8);
- P2CSTRING(netif_be_create_t, vifname);
break;
case TYPE(CMSG_NETIF_BE, CMSG_NETIF_BE_DESTROY):
P2C(netif_be_destroy_t, domid, u32);
diff -Nru a/tools/python/xen/xend/Vifctl.py b/tools/python/xen/xend/Vifctl.py
--- a/tools/python/xen/xend/Vifctl.py 2005-03-25 07:04:52 -05:00
+++ b/tools/python/xen/xend/Vifctl.py 2005-03-25 07:04:52 -05:00
@@ -37,6 +37,19 @@
args = ' '.join(args)
os.system(script + ' ' + args)
+def set_vif_name(vif_old, vif_new):
+ if vif_old == vif_new:
+ vif = view_new
+ if os.system("ip link show %s" % vif_old) == 0:
+ os.system("ip link set %s down" % vif_old)
+ os.system("ip link set %s name %s" % (vif_old, vif_new))
+ os.system("ip link set %s up" % vif_new)
+ if os.system("ip link show %s" % vif_new) == 0:
+ vif = vif_new
+ else:
+ vif = vif_old
+ return vif
+
def vifctl(op, vif=None, script=None, domain=None, mac=None, bridge=None,
ipaddr=[]):
"""Call a vif control script.
Xend calls this when bringing vifs up or down.
diff -Nru a/tools/python/xen/xend/server/netif.py
b/tools/python/xen/xend/server/netif.py
--- a/tools/python/xen/xend/server/netif.py 2005-03-25 07:04:52 -05:00
+++ b/tools/python/xen/xend/server/netif.py 2005-03-25 07:04:52 -05:00
@@ -134,7 +134,7 @@
self.vifname = sxp.child_value(config, 'vifname')
if self.vifname is None:
- self.vifname = "vif%d.%d" % (self.controller.dom, self.vif)
+ self.vifname = self.default_vifname()
if len(self.vifname) > 15:
raise XendError('invalid vifname: too long: ' + self.vifname)
mac = self._get_config_mac(config)
@@ -217,6 +217,9 @@
"""
return self.vifname
+ def default_vifname(self):
+ return "vif%d.%d" % (self.controller.dom, self.vif)
+
def get_mac(self):
"""Get the MAC address as a string.
"""
@@ -248,6 +251,8 @@
@param op: operation name (up, down)
@param vmname: vmname
"""
+ if op == 'up':
+ Vifctl.set_vif_name(self.default_vifname(), self.vifname)
Vifctl.vifctl(op, **self.vifctl_params(vmname=vmname))
vnet = XendVnet.instance().vnet_of_bridge(self.bridge)
if vnet:
@@ -276,7 +281,7 @@
{ 'domid' : self.controller.dom,
'netif_handle' : self.vif,
'mac' : self.mac,
- 'vifname' : self.vifname
+ #'vifname' : self.vifname
})
self.getBackendInterface().writeRequest(msg, response=d)
return d
diff -Nru a/xen/include/public/io/domain_controller.h
b/xen/include/public/io/domain_controller.h
--- a/xen/include/public/io/domain_controller.h 2005-03-25 07:04:52 -05:00
+++ b/xen/include/public/io/domain_controller.h 2005-03-25 07:04:52 -05:00
@@ -466,10 +466,9 @@
u32 netif_handle; /* 4: Domain-specific interface handle. */
u8 mac[6]; /* 8 */
u16 __pad1; /* 14 */
- char vifname[16]; /* 16 */
/* OUT */
- u32 status; /* 32 */
-} PACKED netif_be_create_t; /* 36 bytes */
+ u32 status; /* 16 */
+} PACKED netif_be_create_t; /* 20 bytes */
/*
* CMSG_NETIF_BE_DESTROY:
-------------------------------------------------------
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