Messages in this thread | | | Date | Mon, 25 May 2015 00:52:45 +0800 | Subject | Re: [PATCH v2 6/7] Watchdog: introduce ARM SBSA watchdog driver | From | Fu Wei <> |
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Hi Timur
On 25 May 2015 at 00:44, Timur Tabi <timur@codeaurora.org> wrote: > Guenter Roeck wrote: > >> The current watchdog API suggests that the pretimeout "allows Linux >> to record useful information (like panic information and kernel >> coredumps) before it resets". The call to panic() would be the >> means to make this happen. > > > Now that I think about it, that does make sense. > > However, if a pre-timeout is not set, then the driver should never call > panic(). That means that the interrupt handler should only be registered if > sbsa_gwdt_set_pretimeout() is called.
I don't know why you want to do this tricky way. you can always register the interrupt handler, if pre-timeout is 0, system will just trigger WS1 right after WS0
> > > -- > Sent by an employee of the Qualcomm Innovation Center, Inc. > The Qualcomm Innovation Center, Inc. is a member of the > Code Aurora Forum, hosted by The Linux Foundation.
-- Best regards,
Fu Wei Software Engineer Red Hat Software (Beijing) Co.,Ltd.Shanghai Branch Ph: +86 21 61221326(direct) Ph: +86 186 2020 4684 (mobile) Room 1512, Regus One Corporate Avenue,Level 15, One Corporate Avenue,222 Hubin Road,Huangpu District, Shanghai,China 200021
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