linux-kernel - Re: [PATCH 4.4 103/105] Revert "x86/mm/pat: Ensure cpa->pfn only contains page frame numbers"

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Message-ID: <20180830121041.GA498@kroah.com>
Date:   Thu, 30 Aug 2018 05:10:41 -0700
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Roland Dreier <roland@...estorage.com>
Cc:     Guenter Roeck <linux@...ck-us.net>,
        Ben Hutchings <ben.hutchings@...ethink.co.uk>,
        LKML <linux-kernel@...r.kernel.org>, stable@...r.kernel.org,
        matt@...eblueprint.co.uk, bp@...e.de,
        Andrew Morton <akpm@...ux-foundation.org>,
        Andy Lutomirski <luto@...capital.net>, luto@...nel.org,
        Ard Biesheuvel <ard.biesheuvel@...aro.org>, bp@...en8.de,
        brgerst@...il.com, davej@...emonkey.org.uk, dvlasenk@...hat.com,
        "H. Peter Anvin" <hpa@...or.com>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Peter Zijlstra <peterz@...radead.org>,
        sai.praneeth.prakhya@...el.com, sds@...ho.nsa.gov,
        Thomas Gleixner <tglx@...utronix.de>, toshi.kani@...com,
        linux-efi@...r.kernel.org, Ingo Molnar <mingo@...nel.org>,
        Yazen.Ghannam@....com
Subject: Re: [PATCH 4.4 103/105] Revert "x86/mm/pat: Ensure cpa->pfn only
 contains page frame numbers"

On Wed, Aug 29, 2018 at 12:58:00PM -0700, Roland Dreier wrote:
> > > Perhaps just the patch that Andi posted to the stable list helps out
> > > here?
> > >
> >
> > For reference:
> >
> > https://www.spinics.net/lists/stable/msg253357.html
> >
> > That would be the most straightforward and simple fix, so I would prefer
> > to go with it if it works.
> 
> Sorry for being slow, it turned out to take a slightly bigger stack of
> patches to get everything working.
> 
> I agree, Andi's simple fix is better anyway.

So 4.4.153 works fine for you now?

thanks,

greg k-h