Re: [PATCH] x86, microcode: Make reload interface per system

From: H. Peter Anvin
Date: Tue Jun 19 2012 - 11:57:52 EST


On 06/19/2012 08:06 AM, Borislav Petkov wrote:
>
> Now we load the ucode driver very early if it is built-in (look at
> printk timestamps):
>
> [ 3.651275] microcode: CPU0: patch_level=0x010000c4
> [ 3.664943] microcode: CPU1: patch_level=0x010000c4
> [ 3.670177] microcode: CPU2: patch_level=0x010000c4
> [ 3.675407] microcode: CPU3: patch_level=0x010000c4
> ...
>
> and then later, when we have userspace, we can use the reload thing to
> re-request microcode. Which is also fine, I guess.
>

Right, although we can push it much, much earlier than that.

-hpa
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