Re: [PATCH] ftrace: Don't convert function's local variable namein macro
From: Ingo Molnar
Date: Wed May 27 2009 - 19:14:56 EST
* Frederic Weisbecker <fweisbec@xxxxxxxxx> wrote:
> On Wed, May 27, 2009 at 09:36:02PM +0800, Zhaolei wrote:
> > "call" is a argument of macro, but it is also used as a local variable name of
> > function in macro.
> > We should keep this local variable name static although it haven't cause
> > problem now.
> > [ Impact: cleanup, no functionality changed ]
> I'm applying it.
> Note, I'm also changing the impact line. This is more than a
> cleanup, it's a real fix to prevent from possible CPP side effects.
> So I'll put instead:
> [ Impact: prevent from accidental CPP substitution ]
I suspect it should be something like:
[ Impact: robustify macro ]
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