linux-kernel - Re: [PATCH] tracing: Include PPIN in mce

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Message-ID: <20240125185422.GCZbKuXpLUaOzV8IlO@fat_crate.local>
Date: Thu, 25 Jan 2024 19:54:22 +0100
From: Borislav Petkov <bp@...en8.de>
To: Steven Rostedt <rostedt@...dmis.org>
Cc: "Naik, Avadhut" <avadnaik@....com>, Tony Luck <tony.luck@...el.com>,
	Avadhut Naik <avadhut.naik@....com>,
	linux-trace-kernel@...r.kernel.org, linux-edac@...r.kernel.org,
	x86@...nel.org, linux-kernel@...r.kernel.org, yazen.ghannam@....com
Subject: Re: [PATCH] tracing: Include PPIN in mce_record tracepoint

On Wed, Jan 24, 2024 at 09:09:08AM -0500, Steven Rostedt wrote:
> I don't think that's a worry anymore. The offsets can change based on
> kernel config. PowerTop needed to have the library ported to it because
> it use to hardcode the offsets but then it broke when running the 32bit
> version on a 64bit kernel.
> 
> > 
> > I guess no until we break some use case and then we will have to revert.
> > At least this is what we've done in the past...
> > 
> 
> But that revert was reverted when we converted PowerTop to use libtraceevent.

Ok, sounds like a good plan.

/me makes a mental note for the future.

Thx.

-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette