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From: Benjamin Gilbert <bgilbert@redhat.com>
To: "Kirill A. Shutemov" <kirill@shutemov.name>
Cc: Gabriel C <nix.or.die@gmail.com>,
	linux-x86_64@vger.kernel.org, LKML <linux-kernel@vger.kernel.org>,
	"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
	Ingo Molnar <mingo@kernel.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	"H. Peter Anvin" <hpa@zytor.com>, X86 ML <x86@kernel.org>,
	bero@lindev.ch, Andi Kleen <ak@linux.intel.com>
Subject: Re: 4.17.x won't boot due to "x86/boot/compressed/64: Handle 5-level paging boot if kernel is above 4G"
Date: Tue, 3 Jul 2018 23:10:27 -0400	[thread overview]
Message-ID: <20180704031027.GA24835@trogon.sfo.coreos.systems> (raw)
In-Reply-To: <20180703142150.tqckl7miou3wf33q@kshutemo-mobl1>

On Tue, Jul 03, 2018 at 05:21:50PM +0300, Kirill A. Shutemov wrote:
> I don't know how to solve it. As far as I know we don't support compiling
> kernel with LTO in mainline.
> 
> Any suggestions?
> 
> Benjamin, do you change LDFLAGS or CFLAGS when compiling the kernel?

We're using the standard build flags as far as I can tell.  In particular,
we don't enable LTO, and I've verified that -flto isn't in the build logs.

Here's a sample image:

https://users.developer.core-os.net/bgilbert/4.17/vmlinuz-4.17.3-coreos
https://users.developer.core-os.net/bgilbert/4.17/vmlinux-4.17.3-coreos
https://users.developer.core-os.net/bgilbert/4.17/System.map

--Benjamin Gilbert

  parent reply	other threads:[~2018-07-04  3:10 UTC|newest]

Thread overview: 39+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CAF=P+=5c-baQp-CK1ViG8h=mMRv6d3EgEsN_U4rbBx-Pwv_Krw@mail.gmail.com>
2018-07-01 21:32 ` 4.17.x won't boot due to "x86/boot/compressed/64: Handle 5-level paging boot if kernel is above 4G" Benjamin Gilbert
2018-07-02  9:34   ` Kirill A. Shutemov
2018-07-02 19:01     ` Benjamin Gilbert
2018-07-03  8:30       ` Kirill A. Shutemov
2018-07-03  8:59         ` Thomas Gleixner
2018-07-03 11:01           ` Kirill A. Shutemov
2018-07-03 11:24   ` Gabriel C
2018-07-03 12:44     ` Kirill A. Shutemov
2018-07-03 14:02       ` Thomas Gleixner
2018-07-03 14:07         ` Bernhard Rosenkraenzer
2018-07-03 14:19           ` Thomas Gleixner
2018-07-03 14:21       ` Kirill A. Shutemov
2018-07-03 14:27         ` Thomas Gleixner
2018-07-03 18:03         ` Andi Kleen
2018-07-03 20:26           ` Kirill A. Shutemov
2018-07-03 21:00             ` Andi Kleen
2018-07-04  3:10         ` Benjamin Gilbert [this message]
2018-07-04 13:21           ` Kirill A. Shutemov
2018-07-04 15:08         ` Kirill A. Shutemov
2018-07-04 20:42           ` Benjamin Gilbert
2018-07-06  6:37           ` Masahiro Yamada
2018-07-06 10:41             ` Kirill A. Shutemov
2018-07-06 14:13               ` Masahiro Yamada
2018-07-06 14:39                 ` Gabriel C
2018-07-06 16:33                   ` Kirill A. Shutemov
2018-07-06 17:31                     ` Gabriel C
2018-07-07  0:55                   ` Masahiro Yamada
2018-07-06 16:29                 ` Kirill A. Shutemov
2018-07-06 18:11                   ` Andi Kleen
2018-07-06 19:34                     ` Benjamin Gilbert
2018-07-07  1:21                   ` Masahiro Yamada
2018-07-09 10:10                     ` Kirill A. Shutemov
2018-07-09 10:37                       ` Masahiro Yamada
2018-07-25 17:26 Dmitry Malkin
2018-07-25 21:21 ` Kirill A. Shutemov
2018-07-26  8:10   ` Dmitry Malkin
2018-07-26 14:50     ` Kirill A. Shutemov
2018-07-26 16:21       ` Dmitry Malkin
2018-07-27 13:46         ` Kirill A. Shutemov

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