From mboxrd@z Thu Jan  1 00:00:00 1970
From: linux@roeck-us.net (Guenter Roeck)
Date: Sun, 16 Oct 2016 08:50:54 -0700
Subject: [PATCH] watchdog: at91sam9: keep watchdog running in idle mode
In-Reply-To: <20161016153316.rsrcgnki6kn7gola@finsecur.com>
References: <1444163325-3041-1-git-send-email-sylvain.rochet@finsecur.com>
 <20151007110112.GD3485@piout.net>
 <20161016153316.rsrcgnki6kn7gola@finsecur.com>
Message-ID: <67fe262e-31e4-b9dc-da71-af601079bfec@roeck-us.net>
To: linux-arm-kernel@lists.infradead.org
List-Id: linux-arm-kernel.lists.infradead.org

On 10/16/2016 08:33 AM, Sylvain Rochet wrote:
> Hi,
>
> On Wed, Oct 07, 2015 at 01:01:12PM +0200, Alexandre Belloni wrote:
>> On 06/10/2015 at 22:28:45 +0200, Sylvain Rochet wrote :
>>> Since turning on idle-halt in commit 5161b31dc39a (watchdog:
>>> at91sam9_wdt: better watchdog support"), SoCs compatible with
>>> at91sam9260-wdt not using a device tree no longer reboot if the watchdog
>>> times out while the CPU is in idle state. Removing the
>>> AT91_WDT_WDIDLEHLT flag that was set by default fixes this.
>>>
>>> Signed-off-by: Sylvain Rochet <sylvain.rochet@finsecur.com>
>>> Fixes: 5161b31dc39a ("watchdog: at91sam9_wdt: better watchdog support")
>>> Cc: <stable@vger.kernel.org> # 3.14+
>>
>> Acked-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
>>
>> However, we don't really care about that for kernels after 3.18 as no
>> users are using pdata anymore.
>> I think you could send a follow-up patch removing pdata support
>> completely.
>
> Looks like this one falls through the cracks, it didn't reach mainline
> and therefore wasn't applied to stable branches.
>
Possibly that happened because you did not copy the watchdog mailing list.

Guenter

> I just checked, it still apply properly on today's linux-next branch.
>
> Cheers,
> Sylvain
>