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From: linux@arm.linux.org.uk (Russell King - ARM Linux)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] ARM: imx: replace imx6q_restart() with mxc_restart()
Date: Wed, 30 Oct 2013 17:54:26 +0000	[thread overview]
Message-ID: <20131030175426.GK16735@n2100.arm.linux.org.uk> (raw)
In-Reply-To: <5270793E.9000605@mentor.com>

On Tue, Oct 29, 2013 at 08:13:02PM -0700, jiada wrote:
> Hi
>
> On 10/28/2013 12:45 AM, Shawn Guo wrote:
>> 1. Apply the following change
>>
>> https://git.linaro.org/gitweb?p=people/shawnguo/linux-2.6.git;a=commitdiff;h=6050d181a4fd4abb745506a6e565d55f1f9df964
>>
>> 2. Remove imx_src_prepare_restart() from imx6q_restart().
>>
>> I will send a patch against the latest kernel.
>>
> Thanks Shawn, I have verified with these two changes,
> system reboot by "echo b > /proc/sysrq-trigger" works
> for me.

The test you really want to do is a reboot via serial console: <break> b.
That's definitely the one which will get you if your restart handler has
anything in it which sleeps.  This will definitely call the restart
handler from IRQ context.

  reply	other threads:[~2013-10-30 17:54 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-10-06  9:06 [PATCH] ARM: imx: replace imx6q_restart() with mxc_restart() Shawn Guo
2013-10-08 15:32 ` Nathan Lynch
2013-10-08 15:49   ` Shawn Guo
     [not found] ` <857E9EDCA6C0904DB3357321AA9123EB62506837@NA-MBX-01.mgc.mentorg.com>
2013-10-21  3:32   ` jiada
2013-10-21  4:59     ` Shawn Guo
     [not found]       ` <857E9EDCA6C0904DB3357321AA9123EB62506BEA@NA-MBX-01.mgc.mentorg.com>
2013-10-21  6:13         ` jiada
2013-10-21  7:04           ` Shawn Guo
2013-10-28  2:41             ` jiada
2013-10-28  2:52               ` Shawn Guo
2013-10-28  7:45               ` Shawn Guo
2013-10-30  3:13                 ` jiada
2013-10-30 17:54                   ` Russell King - ARM Linux [this message]
2013-10-31  5:23                     ` Shawn Guo
2013-10-31  5:31                     ` jiada
2013-10-28  5:17 ` Olof Johansson
2013-10-28  8:14   ` Shawn Guo
2013-10-28 17:46     ` Olof Johansson
2013-10-29  2:06       ` Shawn Guo
2013-10-29  8:53         ` Lothar Waßmann
2013-10-29 11:37           ` Russell King - ARM Linux
2013-10-29 13:37             ` Shawn Guo

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