linux-kernel - Re: [PATCH 0/5] Introduce the for_each_set

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Date:   Wed, 6 Jan 2021 08:27:43 +0100
From:   Bartosz Golaszewski <bgolaszewski@...libre.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc:     Linus Walleij <linus.walleij@...aro.org>,
        Syed Nayyar Waris <syednwaris@...il.com>,
        William Breathitt Gray <vilhelm.gray@...il.com>,
        Michal Simek <michal.simek@...inx.com>,
        Arnd Bergmann <arnd@...db.de>,
        Robert Richter <rrichter@...vell.com>,
        Masahiro Yamada <yamada.masahiro@...ionext.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Zhang Rui <rui.zhang@...el.com>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        "(Exiting) Amit Kucheria" <amit.kucheria@...durent.com>,
        Linux-Arch <linux-arch@...r.kernel.org>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        Linux PM list <linux-pm@...r.kernel.org>
Subject: Re: [PATCH 0/5] Introduce the for_each_set_clump macro

On Tue, Jan 5, 2021 at 3:38 PM Andy Shevchenko
<andriy.shevchenko@...ux.intel.com> wrote:
>
> On Tue, Jan 05, 2021 at 03:19:13PM +0100, Bartosz Golaszewski wrote:
> > On Sun, Dec 27, 2020 at 10:27 PM Linus Walleij <linus.walleij@...aro.org> wrote:
> > >
> > > On Sat, Dec 26, 2020 at 7:41 AM Syed Nayyar Waris <syednwaris@...il.com> wrote:
> > >
> > > > Since this patchset primarily affects GPIO drivers, would you like
> > > > to pick it up through your GPIO tree?
> > >
> > > Actually Bartosz is handling the GPIO patches for v5.12.
> > > I tried to merge the patch series before but failed for
> > > various reasons.
>
> > My info on this is a bit outdated - didn't Linus Torvalds reject these
> > patches from Andrew Morton's PR? Or am I confusing this series with
> > something else?
>
> Linus T. told that it can be done inside GPIO realm. This version tries
> (badly in my opinion) to achieve that.
>

I'm seeing William and Arnd have some unaddressed issues with patch 1
(with using __builtin_unreachable()).

Admittedly I didn't follow the previous iterations too much so I may
miss some history behind it. Why do the first two patches go into lib
if this is supposed to be gpiolib-only?

Bartosz