Re: [PATCH v2 2/2] watchdog: add wdt shutdown callback to disable wdt if enabled
From: Daniel Kurtz
Date: Tue Aug 11 2015 - 03:39:21 EST
On Tue, Aug 11, 2015 at 12:42 PM, Guenter Roeck <linux@xxxxxxxxxxxx> wrote:
> On 08/10/2015 09:28 PM, Daniel Kurtz wrote:
>> Hi Guenter, Matthias,
>> On Fri, Jul 24, 2015 at 1:37 AM, Matthias Brugger
>> <matthias.bgg@xxxxxxxxx> wrote:
>>> On Thursday, July 23, 2015 01:49:11 PM Eddie Huang wrote:
>>>> From: Greta Zhang <greta.zhang@xxxxxxxxxxxx>
>>>> Without .shutdown(), watchdog might reset the system during power off.
>>>> For example, if watchdog's timeout is set to 30s, then it is reset to
>>>> zero by mtk_wdt_ping(). During power off, no app will ping watchdog,
>>>> but watchdog is still running and may trigger reset.
>>>> Signed-off-by: Greta Zhang <greta.zhang@xxxxxxxxxxxx>
>>>> Signed-off-by: Eddie Huang <eddie.huang@xxxxxxxxxxxx>
>>>> drivers/watchdog/mtk_wdt.c | 9 +++++++++
>>>> 1 file changed, 9 insertions(+)
>>> Acked-by: Matthias Brugger <matthias.bgg@xxxxxxxxx>
>> is the plan to land these two patches via Guenter's watchdog tree ?
>>  git://www.linux-watchdog.org/linux-watchdog.git
> That is Wim's tree, and Wim is the maintainer ;-).
No wonder! Thanks for cluing me in.
> I have the patches queued in my tree , and I plan to send a pull request
> to Wim this week or early next week.
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