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From:   Linus Walleij <linus.walleij@linaro.org>
Date:   Thu, 20 Sep 2018 08:49:04 -0700
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Subject: Re: [PATCH v7 4/4] gpiolib: Implement fast processing path in get/set array
To:     Marek Szyprowski <m.szyprowski@samsung.com>
Cc:     Janusz Krzysztofik <jmkrzyszt@gmail.com>,
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On Thu, Sep 20, 2018 at 3:11 AM Marek Szyprowski
<m.szyprowski@samsung.com> wrote:

> I've just noticed that this patch landed in today's linux-next. Sadly it
> breaks booting of Exynos5250-based Samsung Snow Chromebook (ARM 32bit,
> device-tree source arch/arm/boot/dts/exynos5250-snow.dts).

Thanks for testing on this platform!

> Booting hangs after detecting MMC cards. Reverting this patch fixes the
> boot. I will try later to add some debugs and investigate it further what
> really happens when booting hangs.

How typical. I hope we can fix it, because this should mean speedups
for your platform.

Yours,
Linus Walleij