From: Kevin Hilman <khilman@deeprootsystems.com>
To: Laine Walker-Avina <lwalkera@pasco.com>
Cc: linux-omap@vger.kernel.org,
Maxim Levitsky <maximlevitsky@gmail.com>,
linux-mmc@vger.kernel.org
Subject: Re: Hang on Suspend to RAM with 2.6.36-rc4
Date: Wed, 29 Sep 2010 18:24:51 -0700 [thread overview]
Message-ID: <871v8cm3a4.fsf@deeprootsystems.com> (raw)
In-Reply-To: <AANLkTinsbOD2Yy84dk+WyMrvAnozzoY_PjeHoxnfNLXb@mail.gmail.com> (Laine Walker-Avina's message of "Wed, 29 Sep 2010 17:01:30 -0700")
Laine Walker-Avina <lwalkera@pasco.com> writes:
> On Wed, Sep 22, 2010 at 3:21 PM, Laine Walker-Avina <lwalkera@pasco.com> wrote:
>> On Tue, Sep 14, 2010 at 4:02 PM, Kevin Hilman
>> <khilman@deeprootsystems.com> wrote:
>>> Laine Walker-Avina <lwalkera@pasco.com> writes:
>>>
>>>> I just pulled the latest changes today from the linux-omap git tree,
>>>> and something appears to have broken suspend to RAM on my OMAP3503
>>>> board.
>>>
>>> Is this on the master branch? What defconfig? When was this last
>>> working for you? -rc3?
>> Yes, on the master branch. I'm using my own config. It was working on
>> 2.6.35 or so. I tried backporting my board patches to 2.6.36 and it
>> fails there too now for some reason. It might be the SD card, I'll
>> have to find another one and try it out.
>>>
>>> Looks like you may have your rootfs on MMC. Do you have
>>> CONFIG_MMC_UNSAFE_RESUME=y in your .config?
>> No
[...]
>
> This appears to be caused by commit 4c2ef25f (mmc: fix all hangs
> related to mmc/sd card insert/removal during suspend/resume). Enabling
> CONFIG_MMC_UNSAFE_RESUME seems to fix it.
Good.
> Ideally, it would be nice to have the root file-system on a mmc
> regardless of whether or not it's removable or not.
You'll have to take that one up with the MMC core.
I'm sure they would welcome patches to fix it. ;)
Kevin
prev parent reply other threads:[~2010-09-30 1:24 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-09-14 21:39 Hang on Suspend to RAM with 2.6.36-rc4 Laine Walker-Avina
2010-09-14 23:02 ` Kevin Hilman
2010-09-22 22:21 ` Laine Walker-Avina
2010-09-30 0:01 ` Laine Walker-Avina
2010-09-30 1:24 ` Kevin Hilman [this message]
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