linux-kernel - Re: [PATCH] ftrace: Kill ftrace_caller

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Message-ID: <20151214164157.GD10520@pd.tnic>
Date:	Mon, 14 Dec 2015 17:41:57 +0100
From:	Borislav Petkov <bp@...en8.de>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] ftrace: Kill ftrace_caller_end label

On Mon, Dec 14, 2015 at 11:30:27AM -0500, Steven Rostedt wrote:
> On Mon, 14 Dec 2015 17:08:34 +0100
> Borislav Petkov <bp@...en8.de> wrote:
> 
> > From: Borislav Petkov <bp@...e.de>
> > 
> > One of ftrace_caller_and and ftrace_return is redundant so unify them.
> 
> s/_and/_end/

Whoops.

> > Rename ftrace_return to ftrace_epilogue to mean that everything after
> > that label represents, like an afterword, work which happens *after* the
> > ftrace call, e.g., the function graph tracer for one.
> > 
> > Beef up the comment about the code contents and layout before
> > ftrace_epilogue label.
> 
> According to http://www.thefreedictionary.com/epilog
> 
> ep·i·logue also ep·i·log  (ĕp′ə-lôg′, -lŏg′) (n).
> 1.
>    a. A short poem or speech spoken directly to the audience following
>    the conclusion of a play.
> 
> Hmm, that doesn't fit.

Huh, why doesn't that fit?

"A short code executed following the conclusion of a trampoline..." :-)

>    b. The performer who delivers such a short poem or speech.
> 
> Maybe people can think ftrace as a poem. But people will never think
> that I give such a short speech.

LOL.

> 2. A short addition or concluding section at the end of a literary
>    work, often dealing with the future of its characters. Also called
>    afterword.
> 
> Ah, "afterword" also doesn't fit, unless you mean "characters" as a set
> of "char []". Which I guess the trampoline would fit.
> 
> 3. An event which reflects meaningfully on a recently ended conflict or
>    struggle.
> 
> Ah! This looks like the best match! Thus, this should be stated in the
> changelog!

It is simply supposed to denote "stuff done after". You can call it
ftrace_post_work, ftrace_after, ...

I'm sure you're going to fix it up as you like it when applying :-)

Thanks!

-- 
Regards/Gruss,
    Boris.

ECO tip #101: Trim your mails when you reply.
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