From: Kukjin Kim <kgene.kim@samsung.com>
To: "'Doug Anderson'" <dianders@chromium.org>
Cc: "'Tomasz Figa'" <tomasz.figa@gmail.com>,
        "'Linus Walleij'" <linus.walleij@linaro.org>,
        "'Olof Johansson'" <olof@lixom.net>,
        "'Simon Glass'" <sjg@chromium.org>,
        "'Luigi Semenzato'" <semenzato@chromium.org>,
        "'Ilho Lee'" <ilho215.lee@samsung.com>,
        =?UTF-8?B?J+q5gOydgOq4sCc=?= <eunki_kim@samsung.com>,
        linux-kernel@vger.kernel.org,
        "'linux-samsung-soc'" <linux-samsung-soc@vger.kernel.org>
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Subject: RE: [PATCH 3/3] pinctrl: exynos: ack level-triggered interrupts before
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Date: Fri, 14 Jun 2013 09:18:18 +0900
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Doug Anderson wrote:
> 
> Kukjin
> 
> <take 2, not in HTML mode>
> 
Oops, sorry.

> On Thu, Jun 13, 2013 at 4:13 PM, Kukjin Kim <kgene.kim@samsung.com> wrote:
> > Doug Anderson wrote:
> >>
> >> Tomasz,
> >>
> >> On Thu, Jun 13, 2013 at 9:42 AM, Tomasz Figa <tomasz.figa@gmail.com>
> wrote:
> >> >> > BTW, probably we need a similar fixing in the mach-exynos/common.c
> >> >> > file
> >> >> > before pinct기 for distro...
> >> >>
> >> >> Is anyone using the functions in mach-exynos/common.c file anymore?
> I
> >> >> thought that non-dt exynos support was going away and then we could
> >> >> just delete a whole lot of code from that file.
> >> >
> >> > I think Kukjin meant stable kernels that support Exynos boards using
> >> board
> >> > files and without pinctrl. Would make sense to have them fixed as
> well,
> >> I
> >> > guess.
> >>
> > Yes, correct. Thanks, Tomasz.
> >
> >> Ah, makes sense.  Kukjin: do you know of someone who needs this
> >> (someone who is picking up linux-stable updates for exynos)?  I don't
> >> think it's important for ChromeOS for this particular patch.  If
> >> there's someone who needs this to officially land on linux-stable I'd
> >> be happy to review their backport of this patch.
> >>
> > As you know, developing something like Android, Tizen use the stable
> kernel (long-term? I'm not sure) and there was a problem about this issue.
> So I mean, would be fixed for the stable kernel.
> 
> Sure, but do they actually pull in from linux-stable periodically?
> I'd imagine that they have a private tree and that it would be their
> job to backport any fixes onto their kernel.

Right, the projects usually pull the linux-stable kernel when it starts. But as far as I know, they pick up some fixes from linux-stable during developing. Or for next project, would be better. I'm not sure what version will be used next time but it's obvious it will not be latest mainline :-)

Thanks,
- Kukjin

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