From: Borislav Petkov <bp@suse.de>
To: speck@linutronix.de
Subject: [MODERATED] Re: [patch 3/8] [PATCH v1.3.1 3/7] Linux Patch 3
Date: Wed, 18 Apr 2018 20:07:42 +0200 [thread overview]
Message-ID: <20180418180741.GK4290@pd.tnic> (raw)
In-Reply-To: <20180418160029.GE4290@pd.tnic>
On Wed, Apr 18, 2018 at 06:00:29PM +0200, Borislav Petkov wrote:
> On Wed, Apr 18, 2018 at 05:37:13PM +0200, speck for Borislav Petkov wrote:
> > And add to init_amd_zn() code reading MSR 0xc0011020, setting bit 10 to
> > 1b and then writing it back in the mdd_at_boot() case. We have a define
> > for that MSR already - MSR_AMD64_LS_CFG.
>
> ... and while you're at it, do the respective thing in:
>
> init_amd_bd() and there set MSR C001_0120, bit 54.
Correction: F15h should use the same MSR C001_1020, bit 54.
Basically it is the same MSR but different bits for the different
families.
Thx.
--
Regards/Gruss,
Boris.
SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg)
--
next prev parent reply other threads:[~2018-04-18 18:07 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20180418141551.07CBB6111A@crypto-ml.lab.linutronix.de>
2018-04-18 15:37 ` [MODERATED] Re: ***UNCHECKED*** [patch 3/8] [PATCH v1.3.1 3/7] Linux Patch 3 Borislav Petkov
2018-04-18 16:00 ` [MODERATED] Re: ***UNCHECKED*** " Borislav Petkov
2018-04-18 18:07 ` Borislav Petkov [this message]
2018-04-19 20:51 ` [MODERATED] Re: ***UNCHECKED*** " Konrad Rzeszutek Wilk
2018-04-19 21:10 ` [MODERATED] " Borislav Petkov
2018-04-20 0:29 ` Konrad Rzeszutek Wilk
2018-04-20 2:39 ` Konrad Rzeszutek Wilk
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