linux-kernel - Re: Live patching on ARM64

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Message-ID: <20210114235832.lqdrgb3yeeg2n4fg@treble>
Date:   Thu, 14 Jan 2021 17:58:32 -0600
From:   Josh Poimboeuf <jpoimboe@...hat.com>
To:     "Madhavan T. Venkataraman" <madvenka@...ux.microsoft.com>
Cc:     linux-arm-kernel@...ts.infradead.org,
        Mark Rutland <mark.rutland@....com>,
        Mark Brown <broonie@...nel.org>,
        Julien Thierry <jthierry@...hat.com>,
        live-patching@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: Live patching on ARM64

Hi Madhavan,

I'd also recommend subscribing to the live-patching mailing list (Cc'ed).

On Thu, Jan 14, 2021 at 04:07:55PM -0600, Madhavan T. Venkataraman wrote:
> Hi all,
> 
> My name is Madhavan Venkataraman.
> 
> Microsoft is very interested in Live Patching support for ARM64.
> On behalf of Microsoft, I would like to contribute.
> 
> I would like to get in touch with the people who are currently working
> in this area, find out what exactly they are working on and see if they
> could use an extra pair of eyes/hands with what they are working on.
> 
> It looks like the most recent work in this area has been from the
> following folks:
> 
> Mark Brown and Mark Rutland:
> 	Kernel changes to providing reliable stack traces.
> 
> Julien Thierry:
> 	Providing ARM64 support in objtool.
> 
> Torsten Duwe:
> 	Ftrace with regs.
> 
> I apologize if I have missed anyone else who is working on Live Patching
> for ARM64. Do let me know.
> 
> Is there any work I can help with? Any areas that need investigation, any code
> that needs to be written, any work that needs to be reviewed, any testing that
> needs to done? You folks are probably super busy and would not mind an extra
> hand.
> 
> I have subscribed to linux-arm-kernel. But if any discussions should happen on
> another mailing list, could you please CC me? Appreciate it.
> 
> Thanks! I look forward to working with you.
> 
> Madhavan
> 
> P.S.:
> 
> Julien,
> 
> Could you send me a link to your latest RFC submission? Thanks!

-- 
Josh