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Date:   Sat, 23 May 2020 04:17:39 +0200
From:   Andreas Rammhold <>
To:     Ricardo Neri <>
Cc:     Brendan Shanks <>,
        Thomas Gleixner <>,
        Ingo Molnar <>, Borislav Petkov <>,, "H. Peter Anvin" <>,
        "Eric W. Biederman" <>,
        Sergey Senozhatsky <>,
        Babu Moger <>,
        Kefeng Wang <>,
        Jason Yan <>,
Subject: Re: umip: AMD Ryzen 3900X, pagefault after emulate SLDT/SIDT

On 12:43 19.05.20, Ricardo Neri wrote:
> I have a patch for this already that I wrote for testing purposes:
> Perhaps it can be used as a starting point? Not sure what the spoofing
> value should be, though. Perhaps 0?

I tried the above patch (in modified/rebased version; hope that didn't
kill it [0]). The results are negative, as without the patch.


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