Re: [PATCH 2/2] gpio: sim: simplify code with cleanup helpers

From: Andy Shevchenko
Date: Thu Aug 17 2023 - 05:22:40 EST


On Wed, Aug 16, 2023 at 02:47:57PM +0200, Peter Zijlstra wrote:
> On Tue, Aug 15, 2023 at 10:31:17PM +0200, Peter Zijlstra wrote:
>
> > > Moreover, maybe some macro that can predict the API call from the type of
> > > the parameter?
> >
> > The whole type inferrence in C is not extensible. That is, you get to
> > write a single _Generic() statement, and every case that is included in
> > it will work, but the moment you use a new type, one that is not
> > included in your giant _Generic() statement, you're out of luck.
>
> Additionally, spinlock_t, does that map to spinlock, spinlock_irq or
> spinlock_irqsave ?

Thank you for a good explanation.

--
With Best Regards,
Andy Shevchenko