linux-kernel - Re: [PATCH 2/2] mips: mm: Discard ioremap_uncached

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Message-ID: <20180710191354.GA32182@mobilestation>
Date:   Tue, 10 Jul 2018 22:13:54 +0300
From:   Serge Semin <fancer.lancer@...il.com>
To:     Paul Burton <paul.burton@...s.com>
Cc:     Mathieu Malaterre <malat@...ian.org>,
        Ralf Baechle <ralf@...ux-mips.org>,
        James Hogan <jhogan@...nel.org>, okaya@...eaurora.org,
        chenhc@...ote.com, Sergey.Semin@...latforms.ru,
        Linux-MIPS <linux-mips@...ux-mips.org>,
        LKML <linux-kernel@...r.kernel.org>,
        "# v4 . 11" <stable@...r.kernel.org>
Subject: Re: [PATCH 2/2] mips: mm: Discard ioremap_uncached_accelerated()
 method

On Tue, Jul 10, 2018 at 10:59:40AM -0700, Paul Burton <paul.burton@...s.com> wrote:
Hello Paul,

> Hi Sergey,
> 
> On Tue, Jul 10, 2018 at 10:48:15AM +0300, Serge Semin wrote:
> > On Tue, Jul 10, 2018 at 09:15:17AM +0200, Mathieu Malaterre <malat@...ian.org> wrote:
> > > On Mon, Jul 9, 2018 at 3:57 PM Serge Semin <fancer.lancer@...il.com> wrote:
> > > > Adaptive ioremap_wc() method is now available (see "mips: mm:
> > > > Create UCA-based ioremap_wc() method" commit). We can use it for
> > > > UCA-featured MMIO transactions in the kernel, so we don't need
> > > > it platform clone ioremap_uncached_accelerated() being declard.
> > > > Seeing it is also unused anywhere in the kernel code, lets remove
> > > > it from io.h arch-specific header then.
> > > >
> > > > Signed-off-by: Serge Semin <fancer.lancer@...il.com>
> > > > Singed-off-by: Paul Burton <paul.burton@...s.com>
> > > 
> > > nit: 'Signed' (on both patches)
> > 
> > Good catch! Thanks. Didn't notice the typo. Should have copy-pasted
> > both the signature and the e-mail from another letter.
> > 
> > I'll fix it if there will be a second version of the patchset. Otherwise
> > I suppose it would be easier for the integrator to do this.
> 
> I've fixed this up & applied these 2 patches with minor tweaks to
> mips-next for 4.19.
> 

Great! Thanks.

> However FYI for next time - you shouldn't really add someone else's
> Signed-off-by tag anyway. The tag effectively states that a person can
> agree to the Developer's Certificate of Origin for this patch (see
> Documentation/process/submitting-patches.rst), and you can't agree that
> on behalf of someone else. Generally a maintainer should add this tag
> for themselves when they apply a patch.
> 

I'm sorry if it seemed like I added Signed-off on your behalf. I thought
the Signed-off also concerns the ones, who participated in the patch
preparation. Since you suggested the design of the change, I've decided
to put your name in the Signed-off tag. What shall I use in this way
then?

> Anyway, I think we should reserve the Singed-off-by tag for patches that
> quell fires. ;)
> 
> Thanks,
>     Paul

Regards,
-Sergey