linux-kernel - Re: [tip:x86/boot] x86/boot/compressed/64: Handle 5-level paging boot if kernel is above 4G

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Date:   Tue, 13 Feb 2018 19:05:26 +0100
From:   Ingo Molnar <mingo@...nel.org>
To:     Dmitry Safonov <0x7f454c46@...il.com>
Cc:     Andrei Vagin <avagin@...tuozzo.com>,
        "Kirill A. Shutemov" <kirill@...temov.name>,
        tip-bot for Jacob Shin <tipbot@...or.com>,
        "Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
        linux-tip-commits@...r.kernel.org,
        Thomas Gleixner <tglx@...utronix.de>, willy@...radead.org,
        Cyrill Gorcunov <gorcunov@...nvz.org>,
        Borislav Petkov <bp@...e.de>,
        Peter Zijlstra <peterz@...radead.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        "H. Peter Anvin" <hpa@...or.com>,
        open list <linux-kernel@...r.kernel.org>,
        Andy Lutomirski <luto@...capital.net>
Subject: Re: [tip:x86/boot] x86/boot/compressed/64: Handle 5-level paging
 boot if kernel is above 4G


* Dmitry Safonov <0x7f454c46@...il.com> wrote:

> 2018-02-13 17:17 GMT+00:00 Ingo Molnar <mingo@...nel.org>:
> >
> > * Andrei Vagin <avagin@...tuozzo.com> wrote:
> >
> >> On Tue, Feb 13, 2018 at 12:02:49PM +0300, Kirill A. Shutemov wrote:
> >> > On Tue, Feb 13, 2018 at 12:41:22AM -0800, Andrei Vagin wrote:
> >> > > On Tue, Feb 13, 2018 at 11:08:16AM +0300, Kirill A. Shutemov wrote:
> >> > > > On Mon, Feb 12, 2018 at 10:51:56PM -0800, Andrei Vagin wrote:
> >> > > > > Hi Kirill,
> >> > > > >
> >> > > > > Something is wrong in this patch.
> >> >
> >> > Could you please check if this makes a difference?
> >>
> >> The kernel booted with this patch. Thanks!
> >> https://travis-ci.org/avagin/linux/jobs/341030882
> >
> > Fantastic, thanks for the help!
> >
> > I've amended the commit to keep the series bisectable, and added these two tags:
> >
> >  Debugged-by: "Kirill A. Shutemov" <kirill@...temov.name>
> >  Tested-by: "Kirill A. Shutemov" <kirill@...temov.name>
> >
> > To credit your debugging/testing help.
> 
> I believe you wanted
> Reported-by: Andrei Vagin <avagin@...tuozzo.com>
> Tested-by: Andrei Vagin <avagin@...tuozzo.com>

Yes, of course - copy & paste error. Fixed it now.

Thanks,

	Ingo