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 18:17:43 +0100
From:   Ingo Molnar <mingo@...nel.org>
To:     Andrei Vagin <avagin@...tuozzo.com>
Cc:     "Kirill A. Shutemov" <kirill@...temov.name>,
        tip-bot for Jacob Shin <tipbot@...or.com>,
        kirill.shutemov@...ux.intel.com, linux-tip-commits@...r.kernel.org,
        tglx@...utronix.de, willy@...radead.org, gorcunov@...nvz.org,
        bp@...e.de, peterz@...radead.org, torvalds@...ux-foundation.org,
        hpa@...or.com, linux-kernel@...r.kernel.org, luto@...capital.net
Subject: Re: [tip:x86/boot] x86/boot/compressed/64: Handle 5-level paging
 boot if kernel is above 4G


* 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.

Thanks,

	Ingo