linux-kernel - Re: [PATCH] x86, microcode: Don't initialize microcode code on paravirt

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20141201223708.GF4730@pd.tnic>
Date:	Mon, 1 Dec 2014 23:37:08 +0100
From:	Borislav Petkov <bp@...e.de>
To:	Boris Ostrovsky <boris.ostrovsky@...cle.com>
Cc:	x86@...nel.org, linux-kernel@...r.kernel.org,
	stable@...r.kernel.org, david.vrabel@...rix.com,
	konrad.wilk@...cle.com, pbonzini@...hat.com, gleb@...nel.org,
	kvm@...r.kernel.org
Subject: Re: [PATCH] x86, microcode: Don't initialize microcode code on
 paravirt

On Mon, Dec 01, 2014 at 05:31:56PM -0500, Boris Ostrovsky wrote:
> I think so. The problem we have now is __pa() macro that we only use
> on 32-bit. I'll queue this for overnight tests to make sure and if it
> indeed works then 3.19 should be fine.

Cool, thanks.

I'd still take your patch for 3.19 though because I'm fixing the 32-bit
reloading path properly and will remove the ifdef afterwards.

And even then, I'd like to prevent loading the module on a paravirt
guest if it is totally unneeded there.

-- 
Regards/Gruss,
    Boris.

Sent from a fat crate under my desk. Formatting is fine.
--
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/