d/freebsd-dev
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Virtualize if_edsc(4).

Browse Source
This commit is contained in:
Hiroki Sato 2014-10-05 21:27:26 +00:00
parent 041353aba4
commit 3b4b7de506
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=272572
1 changed files with 33 additions and 18 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

51
sys/net/if_edsc.c
View File

@ -51,6 +51,7 @@
#include <net/if_clone.h> /* network interface cloning */
#include <net/if_types.h> /* IFT_ETHER and friends */
#include <net/if_var.h> /* kernel-only part of ifnet(9) */
#include <net/vnet.h>
static const char edscname[] = "edsc";
@ -69,7 +70,8 @@ struct edsc_softc {
/*
* Attach to the interface cloning framework.
*/
static struct if_clone *edsc_cloner;
static VNET_DEFINE(struct if_clone *, edsc_cloner);
#define V_edsc_cloner VNET(edsc_cloner)
static int edsc_clone_create(struct if_clone *, int, caddr_t);
static void edsc_clone_destroy(struct ifnet *);
@ -307,6 +309,36 @@ edsc_start(struct ifnet *ifp)
*/
}
static void
vnet_edsc_init(const void *unused __unused)
{
/*
* Connect to the network interface cloning framework.
* The last argument is the number of units to be created
* from the outset. It's also the minimum number of units
* allowed. We don't want any units created as soon as the
* driver is loaded.
*/
V_edsc_cloner = if_clone_simple(edscname, edsc_clone_create,
edsc_clone_destroy, 0);
}
VNET_SYSINIT(vnet_edsc_init, SI_SUB_PROTO_IFATTACHDOMAIN, SI_ORDER_ANY,
vnet_edsc_init, NULL);
static void
vnet_edsc_uninit(const void *unused __unused)
{
/*
* Disconnect from the cloning framework.
* Existing interfaces will be disposed of properly.
*/
if_clone_detach(V_edsc_cloner);
}
VNET_SYSUNINIT(vnet_edsc_uninit, SI_SUB_PROTO_IFATTACHDOMAIN, SI_ORDER_ANY,
vnet_edsc_uninit, NULL);
/*
* This function provides handlers for module events, namely load and unload.
*/
@ -316,25 +348,8 @@ edsc_modevent(module_t mod, int type, void *data)
switch (type) {
case MOD_LOAD:
/*
* Connect to the network interface cloning framework.
* The last argument is the number of units to be created
* from the outset. It's also the minimum number of units
* allowed. We don't want any units created as soon as the
* driver is loaded.
*/
edsc_cloner = if_clone_simple(edscname, edsc_clone_create,
edsc_clone_destroy, 0);
break;
case MOD_UNLOAD:
/*
* Disconnect from the cloning framework.
* Existing interfaces will be disposed of properly.
*/
if_clone_detach(edsc_cloner);
break;
default:
/*
* There are other event types, but we don't handle them.