linux-kernel - Re: SME/32-bit regression

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Message-ID: <20170906181946.savnnahph7wtr76b@pd.tnic>
Date:   Wed, 6 Sep 2017 20:19:46 +0200
From:   Borislav Petkov <bp@...en8.de>
To:     Brijesh Singh <brijesh.singh@....com>
Cc:     "Lendacky, Thomas" <Thomas.Lendacky@....com>,
        Boris Ostrovsky <boris.ostrovsky@...cle.com>,
        X86 ML <x86@...nel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Ingo Molnar <mingo@...hat.com>,
        "H. Peter Anvin" <hpa@...or.com>,
        Thomas Gleixner <tglx@...utronix.de>
Subject: Re: SME/32-bit regression

On Wed, Sep 06, 2017 at 01:06:50PM -0500, Brijesh Singh wrote:
> I did the following quick run with your patch and everything seems to be
> working okay
> 
> 64-bit build:
> -------
> 1) Baremetal SME *enabled* - System boots fine
>  a) 32-bit guest launch : successful (KVM HV)
>  b) 64-bit guest launch : successful (KVM HV)
>  c) 64-bit SEV guest launch : successful (KVM HV)
> 
> 2) Baremetal SME *disabled* - System boots fine
>  a) 32-bit guest launch : successful (KVM HV)
>  b) 64-bit guest launch : successful (KVM HV)
>  c) 64-bit SEV guest launch : successful (KVM HV)
> 
> 32-bit build
> ----------
> I am installing 32-bit distro to verify 32-bit baremetal boot and will
> report my findings soon.

Thanks Brijesh, that's awesome!

I'll add your Tested-by once you're done testing successfully.

:-)

-- 
Regards/Gruss,
    Boris.

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