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Date: Thu, 21 Jan 2016 16:06:33 +0100
From: Torsten Duwe <duwe@lst.de>
To: Michael Ellerman <mpe@ellerman.id.au>
Cc: Jiri Kosina <jikos@kernel.org>, Petr Mladek <pmladek@suse.com>,
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Subject: Re: [PATCH v5 0/9] ftrace with regs + live patching for ppc64 LE
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On Thu, Jan 21, 2016 at 11:54:51PM +1100, Michael Ellerman wrote:
> There is no dmesg :)
> 
> It gets stuck in early_setup() before the console is even found.

Confirmed.
| Device tree struct  0x00000000014b0000 -> 0x00000000014c0000
| Quiescing Open Firmware ...
| Booting Linux via __start() ...
and that's it.

gcc-6 --version
gcc-6 (SUSE Linux) 6.0.0 20160108 (experimental) [trunk revision 232162]

> Also I'm using gcc 6.0 built from mainline just last week, and binutils
> similarly. So possibly that is part of the problem.

Confirmed. It _is_ the problem.
mcount call sites look normal on first sight...

	Torsten