From 5b296bc9e1e5570ce60262e62af066f70180cb99 Mon Sep 17 00:00:00 2001 From: Stephen Hemminger Date: Wed, 29 Aug 2007 12:58:11 -0700 Subject: [PATCH] sky2: use debugfs rename Use debugfs rename to handle device neame changes. Signed-off-by: Stephen Hemminger Signed-off-by: Jeff Garzik --- drivers/net/sky2.c | 56 ++++++++++++++++++++-------------------------- 1 file changed, 24 insertions(+), 32 deletions(-) diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c index a0d75b0f379..d10af8ed93d 100644 --- a/drivers/net/sky2.c +++ b/drivers/net/sky2.c @@ -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; - } + switch(event) { + case NETDEV_CHANGENAME: + if (sky2->debugfs) { + sky2->debugfs = debugfs_rename(sky2_debug, sky2->debugfs, + sky2_debug, dev->name); + } + break; - 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; + 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; -- 2.41.1