Messages in this thread | | | Date | Tue, 15 Apr 2008 11:53:32 +0200 | From | Pavel Machek <> | Subject | Re: [PATCH 1/5] Clocklib: add generic framework for managing clocks. |
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> On Tue, 15 Apr 2008 13:34:51 +0400 Dmitry Baryshkov <dbaryshkov@gmail.com> wrote: > > > On Mon, Apr 14, 2008 at 11:13:30PM -0700, Andrew Morton wrote: > > > On Sun, 13 Apr 2008 18:43:12 +0400 Dmitry Baryshkov <dbaryshkov@gmail.com> wrote: > > > > > > > +#define FUNC_TO_CLK(func) &(&(struct clk_function) func)->clk > > > > > > scratched my head for a while, was unable to work out what this does. > > > It is unused, so I think it can be zapped? > > > > It take clk_function and returns pointer to the contained struct clk. > > Then why does it cast a clk_function to a clk_function? > > The innermost `&' hurts my brain.
Hmm, is that obfuscated way of writing
&(func.clk)
? Pavel
-- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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