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SubjectRe: [PATCH] rtc: i2c/spi: Avoid inclusion of REGMAP support when not needed
Hi Joe,

On Mon, Jan 13, 2020 at 9:13 AM Joe Perches <joe@perches.com> wrote:
> On Mon, 2020-01-13 at 08:57 +0100, Geert Uytterhoeven wrote:
> > On Mon, Jan 13, 2020 at 8:41 AM Joe Perches <joe@perches.com> wrote:
> > > On Mon, 2020-01-13 at 08:25 +0100, Geert Uytterhoeven wrote:
> > > > On Mon, Jan 13, 2020 at 7:36 AM Joe Perches <joe@perches.com> wrote:
> > > > > On Sun, 2020-01-12 at 18:13 +0100, Geert Uytterhoeven wrote:
> > > > > > Merely enabling I2C and RTC selects REGMAP_I2C and REGMAP_SPI, even when
> > > > > > no driver needs it. While the former can be moduler, the latter cannot,
> > > > > > and thus becomes built-in.
> > > > > >
> > > > > > Fix this by moving the select statements for REGMAP_I2C and REGMAP_SPI
> > > > > > from the RTC_I2C_AND_SPI helper to the individual drivers that depend on
> > > > > > it.
> > > > > >
> > > > > > Note that the comment for RTC_I2C_AND_SPI refers to SND_SOC_I2C_AND_SPI
> > > > > > for more information, but the latter does not select REGMAP_{I2C,SPI}
> > > > > > itself, and defers that to the individual drivers, too.
> > > > > >
> > > > > > Fixes: 080481f54ef62121 ("rtc: merge ds3232 and ds3234")
> > > > > > Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
> > > > > > ---
> > > > > > Joe: When merging addresses, scripts/get_maintainer.pl replaces
> > > > > > Alexandre's authoritative email address from MAINTAINERS by the
> > > > > > obsolete address in the SoB-line of the commit referred to by the
> > > > > > Fixes-line.
> > > > > What are you doing to get this changed output?
> > > >
> > > > scripts/get_maintainer.pl
> > > > 0001-rtc-i2c-spi-Avoid-inclusion-of-REGMAP-support-when-n.patch
> > > >
> > > > > I get the same get_maintainer address output either way
> > > > > with only with the 'blamed_fixes:' content added.
> > > >
> > > > Thanks, I can confirm it's fixed in next-20200110.
> > > > With v5.5-rc6, it still gives the old addresss.
> > >
> > > Well, OK, get_maintainer is the same but there is a
> > > different .mailmap in -next
> >
> > Indeed.
> >
> > However, I think the precedence should be
> >
> > MAINTAINERS > .mailmap > SoB in referenced commit
> >
> > instead of
> >
> > .mailmap > SoB in referenced commit > MAINTAINERS
> >
> > Do you agree?
>
> Well, not really. Priority is:
>
> 1 .mailmap address
> 2 SoB address in commit message
> 2 SoB
> address in referenced Fixes: commits
> 3 MAINTAINERS address
>
> MAINTAINER entries are sometimes stale and .mailmap
> is generally more current so perhaps it should be
>
> 1 .mailmap address
> 2 SoB address in commit message
> 3 MAINTAINERS address
> 4 SoB address in referenced Fixes: commits
>
> But it seems a restructuring of get_maintainer
> would be required to do that as the Fixes: line is
> parsed before any filenames in a patch and I'm not
> too bothered by the precedence and output right
> now to muck around in get_maintainer's internals.

Exactly. There's a reason I just reported the issue, instead of sending a
patch ;-)

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds

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