linux-kernel - Re: [PATCH V10 00/28] Add new powerpc specific ELF core notes

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Date:	Mon, 11 Apr 2016 09:40:27 +0200
From:	Laurent Dufour <ldufour@...ux.vnet.ibm.com>
To:	Michael Ellerman <michael@...erman.id.au>,
	Anshuman Khandual <khandual@...ux.vnet.ibm.com>,
	linux-kernel@...r.kernel.org, linuxppc-dev@...abs.org,
	Michael Ellerman <mpe@...erman.id.au>
Cc:	shuahkh@....samsung.com, mikey@...ling.org, james.hogan@...tec.com,
	avagin@...nvz.org, Paul.Clothier@...tec.com, peterz@...radead.org,
	palves@...hat.com, emachado@...ux.vnet.ibm.com, oleg@...hat.com,
	davem@...emloft.net, dhowells@...hat.com,
	Ulrich.Weigand@...ibm.com, kirjanov@...il.com, davej@...hat.com,
	akpm@...ux-foundation.org, sukadev@...ux.vnet.ibm.com,
	tglx@...utronix.de, sam.bobroff@....ibm.com
Subject: Re: [PATCH V10 00/28] Add new powerpc specific ELF core notes

On 07/04/2016 23:49, Michael Ellerman wrote:
> 
> 
> On 7 April 2016 7:23:46 pm AEST, Laurent Dufour <ldufour@...ux.vnet.ibm.com> wrote:
>> On 16/02/2016 09:59, Anshuman Khandual wrote:
>>> 	This patch series adds twelve new ELF core note sections which can
>>> be used with existing ptrace request PTRACE_GETREGSET-SETREGSET for
>> accessing
>>> various transactional memory and other miscellaneous debug register
>> sets on
>>> powerpc platform.
>>
>> Hi Michael,
>>
>> This series is required to handle TM state in CRIU.
>> Is there a chance to get it upstream soon ?
> 
> We were waiting on the gdb support to make sure it had some testing. If it's working for CRIU that would be a good data point, have you actually tested it with CRIU?

I just started integrating it in CRIU, my basic tests didn't report any
issue with the new ptrace API, but I can't state that it is bug free ;)

Cheers,
Laurent.