linux-kernel - Re: [PATCH 5/8] lib/cpumask: change return types to unsigned where appropriate

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Date:   Sat, 2 Jul 2022 14:59:37 -0700
From:   Yury Norov <yury.norov@...il.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc:     linux-kernel@...r.kernel.org,
        Andrew Morton <akpm@...ux-foundation.org>,
        David Howells <dhowells@...hat.com>,
        Geert Uytterhoeven <geert@...ux-m68k.org>,
        Jonathan Corbet <corbet@....net>,
        "Kirill A . Shutemov" <kirill.shutemov@...ux.intel.com>,
        Matthew Wilcox <willy@...radead.org>,
        NeilBrown <neilb@...e.de>,
        Rasmus Villemoes <linux@...musvillemoes.dk>,
        Russell King <linux@...linux.org.uk>,
        Vlastimil Babka <vbabka@...e.cz>,
        William Kucharski <william.kucharski@...cle.com>,
        linux-doc@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-mm@...ck.org
Subject: Re: [PATCH 5/8] lib/cpumask: change return types to unsigned where
 appropriate

On Sat, Jul 02, 2022 at 03:00:19PM +0300, Andy Shevchenko wrote:
> On Fri, Jul 01, 2022 at 05:54:27AM -0700, Yury Norov wrote:
> > Switch return types to unsigned int where return values cannot be negative.
> 
> ...
> 
> > -int cpumask_any_and_distribute(const struct cpumask *src1p,
> > +unsigned int cpumask_any_and_distribute(const struct cpumask *src1p,
> >  			       const struct cpumask *src2p);
> 
> It breaks indentation of the second line.

I'd prefer to keep 2nd line untouched to not trash history for
nothing.

> 
> ...
> 
> > -int cpumask_next_and(int n, const struct cpumask *src1p,
> > +unsigned int cpumask_next_and(int n, const struct cpumask *src1p,
> >  		     const struct cpumask *src2p)
> 
> Ditto.
> 
> And seems a lot of cases in the series like this.
> 
> -- 
> With Best Regards,
> Andy Shevchenko
>