Re: [PATCH] improve OProfile on many-way systems

[Andrew Morton]

John Levon <levon@xxxxxxxxxxxxxxxxx> wrote:
>
> Anton prompted me to get this patch merged.  It changes the core buffer
>  sync algorithm of OProfile to avoid global locks wherever possible.
>  Anton tested an earlier version of this patch with some success. I've
>  lightly tested this applied against 2.6.8.1-mm3 on my two-way machine.

OK.  Oprofile isn't the most commonly tested part of the kernel.  Given
that you've "lightly tested" it, how do we know when it has had sufficient
testing for its swim upstream?

Does Philippe have some test suite, perhaps?
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