Re: [PATCH] video: constify geode ops structures

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On Wed, 2015-11-11 at 01:02 +0300, Dan Carpenter wrote:
> On Tue, Nov 10, 2015 at 12:49:29PM -0800, Joe Perches wrote:
> > Is there a warning/info message produced by gcc and the
> > plug-in when a non-const declaration is converted to
> > const because of this attribute?
> 
> I'm not sure I understand the question.  What would the warning say?

Perhaps something like:

declaration of struct <foo> converted to const by __attribute__((do_const))

> We'll hopefully automatically make over 3000 structs const.  I
> understand warning that people should make structs const when possible
> but I don't understand why we would want to remove auto consting?

I'm not suggesting removing the attribute.
It seems sensible enough.

I just think the plug-in should at least optionally
note the instances when non-const declarations are
converted to const.

> Putting __do_const in the .h file is basically the same as marking
> every struct of that type as const in the .c file.

Not for a reader of the code that doesn't first
inspect the header files.

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