linux-kernel - Re: [PATCH] ftrace: fix stddev calculation in function profiler (again)

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Message-ID: <20180327111435.568b6d8a@gandalf.local.home>
Date:   Tue, 27 Mar 2018 11:14:35 -0400
From:   Steven Rostedt <rostedt@...dmis.org>
To:     Matthias Schiffer <mschiffer@...verse-factory.net>
Cc:     mingo@...hat.com, linux-kernel@...r.kernel.org,
        Juri Lelli <juri.lelli@...il.com>
Subject: Re: [PATCH] ftrace: fix stddev calculation in function profiler
 (again)

On Tue, 27 Mar 2018 16:51:49 +0200
Matthias Schiffer <mschiffer@...verse-factory.net> wrote:

> I mentioned in my commit message was caused by the second MIPS-specific
> issue I mentioned in my last mail, so while this method may lead to
> inaccurate results [1], and it is certainly not Welford's method, it might
> be good enough in practice, and you can disregard my patch.

Thanks for verifying.

Did you have any other patches to this code I need to look at?

-- Steve