Re: [PATCH] linux/bits.h: fix -Wtype-limits warnings in GENMASK_INPUT_CHECK()

From: Andy Shevchenko
Date: Mon Mar 07 2022 - 11:34:34 EST


On Mon, Mar 7, 2022 at 4:06 PM Vincent MAILHOL
<mailhol.vincent@xxxxxxxxxx> wrote:
> On Mon. 7 Mar 2022 at 22:40, Andy Shevchenko <andy.shevchenko@xxxxxxxxx> wrote:
> > On Mon, Mar 7, 2022 at 1:00 PM Alexander Lobakin
> > <alexandr.lobakin@xxxxxxxxx> wrote:
> > > From: Andy Shevchenko <andy.shevchenko@xxxxxxxxx>
> > > Date: Fri, 4 Mar 2022 20:46:08 +0200
> > > > On Fri, Mar 4, 2022 at 7:36 PM Vincent Mailhol
> > > > <mailhol.vincent@xxxxxxxxxx> wrote:

...

> > > > Have you fixed W=1 warnings?
> > > > Without fixing W=1 (which makes much more sense, when used with
> > > > WERROR=y && COMPILE_TEST=y) this has no value.
> > >
> > > How is this connected?
> >
> > By priorities.
> > I don't see much value in fixing W=2 per se if the code doesn't compile for W=1.
>
> *My code* compiles for W=1. For me, fixing this W=2 in the next in line
> if speaking of priorities.

> I do not understand why I should be forbidden to fix a W=2 in the
> file which I am maintaining on the grounds that some code to which
> I do not care still has some W=1.

It's not forbidden. I said something different.

Whatever, thank you for doing it, perhaps we will have less noise in W=2 case.

--
With Best Regards,
Andy Shevchenko