linux-kernel - Re: [PATCH 0/2] unlikely profiler and tracer

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Message-ID: <alpine.DEB.1.10.0811121035180.2529@gandalf.stny.rr.com>
Date:	Wed, 12 Nov 2008 10:36:52 -0500 (EST)
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Ingo Molnar <mingo@...e.hu>
cc:	linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Theodore Tso <tytso@....edu>,
	Arjan van de Ven <arjan@...radead.org>
Subject: Re: [PATCH 0/2] unlikely profiler and tracer


On Wed, 12 Nov 2008, Ingo Molnar wrote:
> two more small details i noticed:
> 
>  - does it do proper self-test? It doesnt seem so at first sight.

Hmm, no. The problem is that it is a switch to be added to other tracers.
There's not a branch profiling tracer itself. I could add one that just 
does that, and that could do the self test.

> 
>  - i'd suggest a rename patch that does UNLIKELY_PROFILE => BRANCH_PROFILING.
> 
>     [ 'to profile' is the verb we use generally (it's a noun too but 
>        we tend to use 'profiling' for that in other places of the
>        kernel) - so we already have CONFIG_PROFILING, etc. ]

I have no hard feelings on its name. Branch profiling is fine with me.

-- Steve

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