Commit 4c2d5e33 authored by Taehee Yoo's avatar Taehee Yoo Committed by David S. Miller
Browse files

hsr: rename debugfs file when interface name is changed 



hsr interface has own debugfs file, which name is same with interface name.
So, interface name is changed, debugfs file name should be changed too.

Fixes: fc4ecaee ("net: hsr: add debugfs support for display node list")
Signed-off-by: default avatarTaehee Yoo <ap420073@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent c6c4ccd7

net/hsr/hsr_debugfs.c

+13 −0
Original line number Diff line number Diff line
@@ -65,6 +65,19 @@ hsr_node_table_open(struct inode *inode, struct file *filp) 
	return single_open(filp, hsr_node_table_show, inode->i_private);

}



void hsr_debugfs_rename(struct net_device *dev)

{

	struct hsr_priv *priv = netdev_priv(dev);

	struct dentry *d;



	d = debugfs_rename(hsr_debugfs_root_dir, priv->node_tbl_root,

			   hsr_debugfs_root_dir, dev->name);

	if (IS_ERR(d))

		netdev_warn(dev, "failed to rename\n");

	else

		priv->node_tbl_root = d;

}



static const struct file_operations hsr_fops = {

	.open	= hsr_node_table_open,

	.read	= seq_read,

net/hsr/hsr_main.c

+3 −0
Original line number Diff line number Diff line
@@ -45,6 +45,9 @@ static int hsr_netdev_notify(struct notifier_block *nb, unsigned long event, 
	case NETDEV_CHANGE:	/* Link (carrier) state changes */

		hsr_check_carrier_and_operstate(hsr);

		break;

	case NETDEV_CHANGENAME:

		hsr_debugfs_rename(dev);

		break;

	case NETDEV_CHANGEADDR:

		if (port->type == HSR_PT_MASTER) {

			/* This should not happen since there's no

net/hsr/hsr_main.h

+4 −0
Original line number Diff line number Diff line
@@ -184,11 +184,15 @@ static inline u16 hsr_get_skb_sequence_nr(struct sk_buff *skb) 
}



#if IS_ENABLED(CONFIG_DEBUG_FS)

void hsr_debugfs_rename(struct net_device *dev);

void hsr_debugfs_init(struct hsr_priv *priv, struct net_device *hsr_dev);

void hsr_debugfs_term(struct hsr_priv *priv);

void hsr_debugfs_create_root(void);

void hsr_debugfs_remove_root(void);

#else

static inline void void hsr_debugfs_rename(struct net_device *dev)

{

}

static inline void hsr_debugfs_init(struct hsr_priv *priv,

				    struct net_device *hsr_dev)

{}