linux-kernel - Re: AMD boot woe due to "x86/mm: Cleanup pgprot_4k_2_large() and pgprot_large_2

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Message-ID: <20200423122208.GB26021@zn.tnic>
Date:   Thu, 23 Apr 2020 14:22:08 +0200
From:   Borislav Petkov <bp@...en8.de>
To:     Qian Cai <cai@....pw>
Cc:     Christoph Hellwig <hch@....de>,
        "Peter Zijlstra (Intel)" <peterz@...radead.org>,
        x86 <x86@...nel.org>, LKML <linux-kernel@...r.kernel.org>,
        kasan-dev <kasan-dev@...glegroups.com>
Subject: Re: AMD boot woe due to "x86/mm: Cleanup pgprot_4k_2_large() and
 pgprot_large_2_4k()"

On Thu, Apr 23, 2020 at 07:21:50AM -0400, Qian Cai wrote:
> Cool. I can only advocate to take another closer look at this patchset
> (it looks like going to break PAE without the pgprotval_t fix),
> because bugs do cluster.

So, I took the pgprotval_t fix and tested it on two boxes. I'd
appreciate it if you ran tip:x86/mm on your machine too. tip-bot
notifications coming up.

Thx.

-- 
Regards/Gruss,
    Boris.

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