Re: [PATCH v1 1/1] serial: core: make static analyzer happy about locks

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On Thu, 2016-11-10 at 17:26 +0100, Greg Kroah-Hartman wrote:
> On Thu, Nov 10, 2016 at 06:12:52PM +0200, Andy Shevchenko wrote:
> > On Thu, 2016-11-10 at 17:06 +0100, Greg Kroah-Hartman wrote:
> > > On Thu, Nov 10, 2016 at 05:52:47PM +0200, Andy Shevchenko wrote:
> > > > On Thu, 2016-11-10 at 16:25 +0100, Greg Kroah-Hartman wrote:
> > > > > On Thu, Nov 10, 2016 at 04:59:54PM +0200, Andy Shevchenko
> > > > > wrote:
> > > > > > On Thu, 2016-11-10 at 14:59 +0100, Greg Kroah-Hartman wrote:
> > > > > > > On Thu, Nov 03, 2016 at 06:26:57PM +0200, Andy Shevchenko
> > > > > > > wrote:
> > > > > > > That doesn't make much logical sense.  Yes, I know
> > > > > > > __acquire
> > > > > > > is
> > > > > > > just a
> > > > > > > crazy macro, but really, look at what you just wrote and
> > > > > > > tell
> > > > > > > me
> > > > > > > that
> > > > > > > someone who doesn't know what __acquire does, would
> > > > > > > instantly
> > > > > > > think
> > > > > > > this
> > > > > > > is a null pointer dereference.
> > > > > > > 
> > > > > > > Please fix.
> > > > > > 
> > > > > > Do you mean add comments here in the code?
> > > > > 
> > > > > Huh?
> > > > > 
> > > > > No, fix the macro to make sense!!!
> > > > 
> > > > Most cleaner way for now I see is to get rid of macros
> > > > completely
> > > > and
> > > > open code them in caller's places.
> > > 
> > > No, just write valid C in the macro.
> > > 
> > > You are going to make me do this myself, aren't you...
> > 
> > No, though I don't clearly see the way of valid C in those macros to
> > get
> > rid of sparse warning.
> 
> Really?  Ick...

See below.

> 
> Writing invalid C in a macro just to make a tool happy should never be
> the solution.

No objection on this.

> 
> How about just making those inline static functions?

You might not believe me, but I was thinking about this, but decide that
is not "most cleaner way".

-- 
Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Intel Finland Oy
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