linux-kernel - Re: [PATCH] x86/ldt: Fix support_pte_mask filtering in map_ldt

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Message-ID: <20180419151126.GJ15462@8bytes.org>
Date:   Thu, 19 Apr 2018 17:11:27 +0200
From:   Joerg Roedel <joro@...tes.org>
To:     Michal Kubecek <mkubecek@...e.cz>
Cc:     Borislav Petkov <bp@...e.de>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        Andy Lutomirski <luto@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>,
        "H. Peter Anvin" <hpa@...or.com>,
        Peter Zijlstra <peterz@...radead.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Joerg Roedel <jroedel@...e.de>,
        "Rafael J. Wysocki" <rjw@...ysocki.net>
Subject: Re: [PATCH] x86/ldt: Fix support_pte_mask filtering in
 map_ldt_struct()

Hi Michal,

On Thu, Apr 19, 2018 at 04:58:32PM +0200, Michal Kubecek wrote:
> I had the same problem with v4.17-rc1 and fb43d6cb91ef and the change
> you suggested applied on top of
> 
>   (a) fb43d6cb91ef with cherry-picked e6f39e87b643
>   (b) current master (87ef12027b9b)
> 
> fixes the resume on my system.

Cool, thanks for testing! I prepared a patch and will send it out if
Boris also reports success. I'll also added your Tested-by :)


Thanks,

	Joerg