search for: microcode_dev

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2011 Dec 07
0
[PATCH] linux-2.6.18/x86: refuse to initialize the microcode driver in DomU
Signed-off-by: Jan Beulich <jbeulich@suse.com> --- a/arch/i386/kernel/microcode-xen.c +++ b/arch/i386/kernel/microcode-xen.c @@ -121,6 +121,9 @@ static int __init microcode_init (void) { int error; + if (!is_initial_xendomain()) + return -ENODEV; + error = misc_register(&microcode_dev); if (error) { printk(KERN_ERR