linux-kernel - Re: [PATCH v16 1/4] tty: goldfish: introduce gf_ioread32()/gf

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Message-ID: <YlPx0/u/g9dMYxEn@kroah.com>
Date:   Mon, 11 Apr 2022 11:16:03 +0200
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:     Laurent Vivier <laurent@...ier.eu>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        linux-m68k <linux-m68k@...ts.linux-m68k.org>,
        Jiaxun Yang <jiaxun.yang@...goat.com>,
        linux-rtc@...r.kernel.org, Arnd Bergmann <arnd@...db.de>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        John Stultz <john.stultz@...aro.org>,
        Stephen Boyd <sboyd@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Alessandro Zummo <a.zummo@...ertech.it>,
        stable <stable@...r.kernel.org>
Subject: Re: [PATCH v16 1/4] tty: goldfish: introduce
 gf_ioread32()/gf_iowrite32()

On Mon, Apr 11, 2022 at 10:53:39AM +0200, Geert Uytterhoeven wrote:
> Hi Greg,
> 
> On Thu, Apr 7, 2022 at 8:18 AM Greg KH <gregkh@...uxfoundation.org> wrote:
> > On Thu, Apr 07, 2022 at 08:00:08AM +0200, Laurent Vivier wrote:
> > > Le 07/04/2022 à 06:48, Greg KH a écrit :
> > > > On Wed, Apr 06, 2022 at 10:15:20PM +0200, Laurent Vivier wrote:
> > > > > Revert
> > > > > commit da31de35cd2f ("tty: goldfish: use __raw_writel()/__raw_readl()")
> > > > >
> > > > > and define gf_ioread32()/gf_iowrite32() to be able to use accessors
> > > > > defined by the architecture.
> > > > >
> > > > > Cc: stable@...r.kernel.org # v5.11+
> > > > > Fixes: da31de35cd2f ("tty: goldfish: use __raw_writel()/__raw_readl()")
> > > > > Signed-off-by: Laurent Vivier <laurent@...ier.eu>
> > > > > Reviewed-by: Geert Uytterhoeven <geert@...ux-m68k.org>
> > > > > ---
> > > > >   drivers/tty/goldfish.c   | 20 ++++++++++----------
> > > > >   include/linux/goldfish.h | 15 +++++++++++----
> > > > >   2 files changed, 21 insertions(+), 14 deletions(-)
> > > > >
> > > >
> > > > Why is this a commit for the stable trees?  What bug does it fix?  You
> > > > did not describe the problem in the changelog text at all, this looks
> > > > like a housekeeping change only.
> > >
> > > Arnd asked for that in:
> > >
> > >   Re: [PATCH v11 2/5] tty: goldfish: introduce gf_ioread32()/gf_iowrite32()
> > >   https://lore.kernel.org/lkml/CAK8P3a1oN8NrUjkh2X8jHQbyz42Xo6GSa=5n0gD6vQcXRjmq1Q@mail.gmail.com/
> >
> > You did not provide a reason in this changelog to explain any of that :(
> 
> OK if I queue that patch with the rationale from Arnd's email added
> to the patch description?

Fine with me, merge away!