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Re: [PATCH] compat-wireless: avoid pr_fmt build SPAM

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On Fri, Nov 18, 2011 at 01:12:51PM -0800, Luis R. Rodriguez wrote:
> On Fri, Nov 18, 2011 at 1:00 PM, Johannes Berg
> <johannes@xxxxxxxxxxxxxxxx> wrote:
> > On Fri, 2011-11-18 at 15:54 -0500, John W. Linville wrote:
> >> The way the compat-* header files are included causes the default
> >> pr_fmt definition from <linux/kernel.h> to be evaluated for every file.
> >> Files that define pr_fmt then generate a lot of build SPAM about
> >> pr_fmt being redefined.
> >>
> >> Eliminate the build noise by preemptively undefining pr_fmt in those
> >> files that define it.  This is accomplished by adding a patch to the
> >> patches directory.
> >
> > This patch is going to be relatively painful when files move etc -- is
> > that really worth it? I for one will just drop it in our compat version
> > if it goes in since I don't even have all the files it patches :-)
> 
> This may be a good use case for spatch magic?

Yeah, I was thinking exactly that.  I haven't tried spatch yet,
but it would probably handle this fairly well.

Are you using it anywhere else?

John
-- 
John W. Linville		Someday the world will need a hero, and you
linville@xxxxxxxxxxxxx			might be all we have.  Be ready.
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