示例#1
0
文件: inode.c 项目: Tigrouzen/k1099
/* SMP-safe */
static int debugfs_mknod(struct inode *dir, struct dentry *dentry,
			 int mode, dev_t dev)
{
	struct inode *inode;
	int error = -EPERM;

	if (dentry->d_inode)
		return -EEXIST;

	inode = debugfs_get_inode(dir->i_sb, mode, dev);
	if (inode) {
		d_instantiate(dentry, inode);
		dget(dentry);
		error = 0;
	}
	return error;
}
/* SMP-safe */
static int debugfs_mknod(struct inode *dir, struct dentry *dentry,
			 umode_t mode, dev_t dev, void *data,
			 const struct file_operations *fops)
{
	struct inode *inode;
	int error = -EPERM;

	if (dentry->d_inode)
		return -EEXIST;

	inode = debugfs_get_inode(dir->i_sb, mode, dev, data, fops);
	if (inode) {
		d_instantiate(dentry, inode);
		dget(dentry);
		error = 0;
	}
	return error;
}