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sky2: use debugfs rename 

Use debugfs rename to handle device neame changes.

Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Stephen Hemminger 2007-08-29 12:58:11 -07:00 committed by David S. Miller
parent 3f61e4278c
commit 5b296bc9e1
1 changed files with 25 additions and 33 deletions
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58
drivers/net/sky2.c
View File

@ -3841,42 +3841,34 @@ static int sky2_device_event(struct notifier_block *unused,
unsigned long event, void *ptr)
{
struct net_device *dev = ptr;
struct sky2_port *sky2 = netdev_priv(dev);
if (dev->open == sky2_up) {
struct sky2_port *sky2 = netdev_priv(dev);
if (dev->open != sky2_up || !sky2_debug)
return NOTIFY_DONE;
switch(event) {
case NETDEV_CHANGENAME:
if (!netif_running(dev))
break;
/* fallthrough */
case NETDEV_DOWN:
case NETDEV_GOING_DOWN:
if (sky2->debugfs) {
printk(KERN_DEBUG PFX "%s: remove debugfs\n",
dev->name);
debugfs_remove(sky2->debugfs);
sky2->debugfs = NULL;
}
if (event != NETDEV_CHANGENAME)
break;
/* fallthrough for changename */
case NETDEV_UP:
if (sky2_debug) {
struct dentry *d;
d = debugfs_create_file(dev->name, S_IRUGO,
sky2_debug, dev,
&sky2_debug_fops);
if (d == NULL || IS_ERR(d))
printk(KERN_INFO PFX
"%s: debugfs create failed\n",
dev->name);
else
sky2->debugfs = d;
}
break;
switch(event) {
case NETDEV_CHANGENAME:
if (sky2->debugfs) {
sky2->debugfs = debugfs_rename(sky2_debug, sky2->debugfs,
sky2_debug, dev->name);
}
break;
case NETDEV_GOING_DOWN:
if (sky2->debugfs) {
printk(KERN_DEBUG PFX "%s: remove debugfs\n",
dev->name);
debugfs_remove(sky2->debugfs);
sky2->debugfs = NULL;
}
break;
case NETDEV_UP:
sky2->debugfs = debugfs_create_file(dev->name, S_IRUGO,
sky2_debug, dev,
&sky2_debug_fops);
if (IS_ERR(sky2->debugfs))
sky2->debugfs = NULL;
}
return NOTIFY_DONE;