linux-kernel - Re: [PATCH 4/4] powerpc/mpic: remove unused functions

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Date:	Tue, 24 Feb 2015 15:48:15 +1100
From:	Michael Ellerman <mpe@...erman.id.au>
To:	Arseny Solokha <asolokha@...kras.ru>
Cc:	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Paul Mackerras <paulus@...ba.org>,
	Scott Wood <scottwood@...escale.com>,
	linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4/4] powerpc/mpic: remove unused functions

On Fri, 2015-02-20 at 11:40 +0700, Arseny Solokha wrote:
> > If I just get a patch saying "removed unused foo()", I have to go and dig and
> > find out:
> >   - was it recently added and will be used soon?
> >   - is it ancient and never used, if so can we work out why, ie. feature X
> >     never landed so this code is no longer needed.
> >   - is it old code that *was* used but isn't now because commit ... removed the
> >     last user.
> >   - is it code that *should* be used, but isn't for some odd reason?
> >
> >
> > So if you can provide that sort of detail for me, that really adds value to the
> > patch. Otherwise the patch is basically just a TODO for me, to go and work out
> > why the code is unused.
> 
> Got it. Will resend the whole series one of these days.

Thanks.

cheers


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