From: Mike Galbraith <efault@gmx.de>
To: Thomas Gleixner <tglx@linutronix.de>
Cc: "Tobin C. Harding" <me@tobin.cc>, LKML <linux-kernel@vger.kernel.org>
Subject: Re: [regression] 72042a8c7b01 x86/purgatory: Make functions and variables static
Date: Thu, 09 Mar 2017 19:22:46 +0100 [thread overview]
Message-ID: <1489083766.5228.10.camel@gmx.de> (raw)
In-Reply-To: <alpine.DEB.2.20.1703091849400.3521@nanos>
On Thu, 2017-03-09 at 18:50 +0100, Thomas Gleixner wrote:
> On Thu, 9 Mar 2017, Mike Galbraith wrote:
>
> > Greetings,
> >
> > I bisected kdump breakage to $subject, and verified the identified
> > culprit via revert. Seems kexec needs those variables as they were.
>
> Yuck. That does not make any sense at all. I'll try to figure out why.
Dunno, but I did find this.
git@homer:..kexec-tools/kexec-tools-2.0.5> grep -IR 'elf_rel_.*symbol' . | egrep 'backup_|digest'|grep x86_64
./kexec/arch/x86_64/kexec-x86_64.c: elf_rel_set_symbol(&info->rhdr, "backup_src_start",
./kexec/arch/x86_64/kexec-x86_64.c: elf_rel_set_symbol(&info->rhdr, "backup_src_size",
./kexec/arch/x86_64/kexec-x86_64.c: elf_rel_set_symbol(&info->rhdr, "backup_start",
next prev parent reply other threads:[~2017-03-09 18:23 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-03-09 14:04 [regression] 72042a8c7b01 x86/purgatory: Make functions and variables static Mike Galbraith
2017-03-09 17:50 ` Thomas Gleixner
2017-03-09 18:22 ` Mike Galbraith [this message]
2017-03-09 19:11 ` Thomas Gleixner
2017-03-09 20:17 ` Tobin C. Harding
2017-03-09 20:32 ` Borislav Petkov
2017-03-09 20:42 ` Thomas Gleixner
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