linux-kernel - Re: [PATCH] x86/microcode: Adjust ramdisk address when accessing by virtual address

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Message-ID: <20161219153714.rhbpvcauc5xigzua@pd.tnic>
Date:   Mon, 19 Dec 2016 16:37:14 +0100
From:   Borislav Petkov <bp@...en8.de>
To:     Boris Ostrovsky <boris.ostrovsky@...cle.com>
Cc:     x86@...nel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] x86/microcode: Adjust ramdisk address when accessing by
 virtual address

On Mon, Dec 19, 2016 at 10:32:13AM -0500, Boris Ostrovsky wrote:
> When searching for microcode in the ramdisk image we need to adjust the
> start address after paging has been turned on (in 32-bit mode).

I need more info:

* Is this fixing a real issue?

* how do you reproduce this?

* kernel version

* .config

* initrd you're using

Thanks.

-- 
Regards/Gruss,
    Boris.

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