Re: [PATCH] rculist: Describe variadic macro argument in a Sphinx-compatible way

From: Paul E. McKenney
Date: Sat Oct 05 2019 - 09:34:12 EST


On Sat, Oct 05, 2019 at 01:23:28AM +0200, Jonathan Neuschäfer wrote:
> On Fri, Oct 04, 2019 at 03:24:39PM -0700, Paul E. McKenney wrote:
> > On Fri, Oct 04, 2019 at 11:54:02PM +0200, Jonathan Neuschäfer wrote:
> > > Without this patch, Sphinx shows "variable arguments" as the description
> > > of the cond argument, rather than the intended description, and prints
> > > the following warnings:
> > >
> > > ./include/linux/rculist.h:374: warning: Excess function parameter 'cond' description in 'list_for_each_entry_rcu'
> > > ./include/linux/rculist.h:651: warning: Excess function parameter 'cond' description in 'hlist_for_each_entry_rcu'
>
> Hmm, small detail that I didn't realize before: It's actually the
> kernel-doc script, not Sphinx, that can't deal with variadic macro
> arguments and thus requires this patch.
>
> So it may also be possible to fix the script instead. (I have not
> looked into how much work that would be.)

OK, thank you for letting me know. I will keep your patch for the
moment, but please let me know if the fix can be elsewhere.

Thanx, Paul