Re: [PATCH] Added devfs support for i386 msr/cpuid driver

From: Arjan van de Ven (arjanv@redhat.com)
Date: Mon Aug 27 2001 - 06:16:47 EST


>
> int __init msr_init(void)
> {
> +#ifdef CONFIG_DEVFS_FS
> + devfs_handle = devfs_register(NULL, "cpu/msr", DEVFS_FL_DEFAULT, 0, 0,
> + S_IFREG | S_IRUGO | S_IWUSR,
> + &msr_fops, NULL);
> +#else
> if (register_chrdev(MSR_MAJOR, "cpu/msr", &msr_fops)) {
> printk(KERN_ERR "msr: unable to get major %d for msr\n",
> MSR_MAJOR);
> return -EBUSY;
> }
> +#endif

this must be wrong as you don't check for devfs_register failures...

Also why devfs can't just use register_chrdev and not touch ALL drivers
is beyond me, but it has been like that for a while now...
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This archive was generated by hypermail 2b29 : Fri Aug 31 2001 - 21:00:23 EST