From: Andrei Warkentin <andreiw@motorola.com>
To: Ohad Ben-Cohen <ohad@wizery.com>
Cc: linux-mmc@vger.kernel.org
Subject: Re: [PATCH] MMC: fix mmc_pm_notify bus_ops->remove deadlock.
Date: Mon, 4 Apr 2011 10:10:50 -0500 [thread overview]
Message-ID: <BANLkTi=-jiPfBUa2rxBCcbwN=Y1ZXCKwag@mail.gmail.com> (raw)
In-Reply-To: <BANLkTikCHcFHGaEwNEObexvvkMXaG=29vQ@mail.gmail.com>
On Mon, Apr 4, 2011 at 10:01 AM, Ohad Ben-Cohen <ohad@wizery.com> wrote:
> On Mon, Apr 4, 2011 at 4:27 PM, Andrei Warkentin <andreiw@motorola.com> wrote:
>> On Mon, Apr 4, 2011 at 9:00 AM, Andrei Warkentin <andreiw@motorola.com> wrote:
>>> This resolves the deadlock issue with suspend. There is no
>>> need to claim host before the remove op.
>>>
>>> Signed-off-by: Andrei Warkentin <andreiw@motorola.com>
> ...
>> I think this means we can take
>> 1c8cf9c997a4a6b36e907c7ede5f048aeaab1644 out (mmc: sdio: fix SDIO
>> suspend/resume regression).
>
> I don't see how is this related ?
>
> 1c8cf9c997a4a6b36e907c7ede5f048aeaab1644 makes sure the -ENOSYS
> semantics of mmc_sdio_suspend() are followed.
>
I thought that code was added as a fix for problems in the
pm_notifier, but I misread the code and I was wrong.
Thanks,
A
next prev parent reply other threads:[~2011-04-04 15:10 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-30 10:52 deadlock between mmc_pm_notify() and mmcqd Frank Hofmann
2011-04-04 12:54 ` Andrei Warkentin
2011-04-04 13:11 ` Frank Hofmann
2011-04-04 14:00 ` [PATCH] MMC: fix mmc_pm_notify bus_ops->remove deadlock Andrei Warkentin
2011-04-04 13:27 ` Andrei Warkentin
2011-04-04 15:01 ` Ohad Ben-Cohen
2011-04-04 15:10 ` Andrei Warkentin [this message]
2011-04-04 15:01 ` Andrei Warkentin
[not found] ` <alpine.DEB.2.00.1104041624310.690@localhost6.localdomain6>
2011-04-04 15:47 ` Andrei Warkentin
2011-04-04 16:08 ` Andrei Warkentin
2011-04-04 20:31 ` [RFC] MMC: Request for comments attempt at dealing with removeable suspend/resume Andrei Warkentin
2011-05-17 10:15 ` Dong, Chuanxiao
2011-05-18 8:06 ` Andrei Warkentin
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