linux-kernel - Re: [PATCH v2] trace: Add x86 irq vector entry/exit tracepoints

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Date:	Wed, 06 Jul 2011 16:43:23 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Frederic Weisbecker <fweisbec@...il.com>
CC:	David Sharp <dhsharp@...gle.com>,
	Vaibhav Nagarnaik <vnagarnaik@...gle.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	Steven Rostedt <rostedt@...dmis.org>,
	Michael Rubin <mrubin@...gle.com>, x86@...nel.org,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Jiaying Zhang <jiayingz@...gle.com>
Subject: Re: [PATCH v2] trace: Add x86 irq vector entry/exit tracepoints

On 06/15/2011 08:02 PM, Frederic Weisbecker wrote:
> 
> If a generic tracepoint can replace one per arch, we all want that instead.
> This is 24 times (24 archs) less maintainance burden.
> 

Are you in effect saying that tracepoints are now a stable ABI?  They
sure as hell haven't been architected, reviewed, or accepted for any
such purpose.

	-hpa
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