linux-kernel - Re: [PATCH] decnet: remove macro-local declarations

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Message-ID: <alpine.DEB.2.02.1511052107501.2065@localhost6.localdomain6>
Date:	Thu, 5 Nov 2015 21:08:17 +0100 (CET)
From:	Julia Lawall <julia.lawall@...6.fr>
To:	David Miller <davem@...emloft.net>
cc:	kernel-janitors@...r.kernel.org,
	linux-decnet-user@...ts.sourceforge.net, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, lkp@...el.com,
	roopa@...ulusnetworks.com, rshearma@...cade.com,
	ebiederm@...ssion.com
Subject: Re: [PATCH] decnet: remove macro-local declarations

On Thu, 5 Nov 2015, David Miller wrote:

> From: Julia Lawall <Julia.Lawall@...6.fr>
> Date: Thu,  5 Nov 2015 11:18:16 +0100
> 
> > Move the variable declarations from the for_nexthops macro to the
> > surrounding context, so that it is clear where these variables are
> > declared.  This also makes it possible to remove the endfor_nexthops macro.
> > 
> > This change adds new arguments to the macro for_nexthops.  They are ordered
> > such that a pointer to the referenced object comes first, the index in the
> > list comes next, and the list itself comes last, roughly in analogy with
> > the list_for_each macros.
> > 
> > Signed-off-by: Julia Lawall <Julia.Lawall@...6.fr>
> > 
> > ---
> > 
> > This patch takes care of a single file, where the macros are defined
> > locally.  If the basic transformation looks OK, I will change the other
> > files that either likewise define their own macros or use the macros in
> > net/mpls/internal.h.  The potentially affected files are:
>  ...
> 
> This looks fine to me.

Would it be preferable to remove the macro entirely and inline the for 
loop header?

julia

> Please resubmit this when net-next opens back up, which should be
> shortly after -rc1.
> 
> Thanks.
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