Re: [PATCH v2 1/1] mm: page_alloc: Avoid defining unused function

From: Andy Shevchenko
Date: Tue Apr 23 2024 - 16:45:59 EST


On Tue, Apr 23, 2024 at 04:30:20PM -0400, Johannes Weiner wrote:
> On Tue, Apr 23, 2024 at 09:27:07PM +0300, Andy Shevchenko wrote:
> > On Tue, Apr 23, 2024 at 11:10:00AM -0700, Andrew Morton wrote:
> > > On Tue, 23 Apr 2024 19:14:43 +0300 Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> wrote:
> > > > In some configurations I got
> > > > mm/page_alloc.c:656:20: warning: unused function 'add_to_free_list' [-Wunused-function]
> > > > Becuase the only user is guarged with a certain ifdeffery,
> > > > do the same for add_to_free_list().
> >
> > ...
> >
> > > Thanks, I'll queue this as a fix against "mm: page_alloc: consolidate
> > > free page accounting".
> >
> > Thank you!
>
> Thanks for the fix. We switched most callsites to __add_to_free_list()
> now, I didn't realize the memory failure code was the only one left.

You're welcome! Hint to the future `make W=1` should be a must during
development.

> Acked-by: Johannes Weiner <hannes@xxxxxxxxxxx>

--
With Best Regards,
Andy Shevchenko