Re: [PATCH v3 2/2] watchdog: fix w83627hf_wdt clear timeout expired

2013-04-03 Thread Guenter Roeck
On Wed, Apr 03, 2013 at 08:50:26AM -0700, Guenter Roeck wrote: > On Wed, Apr 03, 2013 at 08:06:59AM -0700, Tony Chung wrote: > > On Tue, Apr 2, 2013 at 9:21 PM, Guenter Roeck wrote: > > > > > > > > > > > What is the exact chip type in your system ? I want to have a look into > > > the > > >

Re: [PATCH v3 2/2] watchdog: fix w83627hf_wdt clear timeout expired

2013-04-03 Thread Guenter Roeck
On Wed, Apr 03, 2013 at 08:06:59AM -0700, Tony Chung wrote: > On Tue, Apr 2, 2013 at 9:21 PM, Guenter Roeck wrote: > > > > > > > What is the exact chip type in your system ? I want to have a look into the > > datasheet; maybe I can find out how it can trigger without causing a reset. > >

Re: [PATCH v3 2/2] watchdog: fix w83627hf_wdt clear timeout expired

2013-04-03 Thread Tony Chung
On Tue, Apr 2, 2013 at 9:21 PM, Guenter Roeck wrote: > > > What is the exact chip type in your system ? I want to have a look into the > datasheet; maybe I can find out how it can trigger without causing a reset. Winbond 83627HF chip I believe BIOS has watchdog disabled otherwise it would have

Re: [PATCH v3 2/2] watchdog: fix w83627hf_wdt clear timeout expired

2013-04-03 Thread Tony Chung
On Tue, Apr 2, 2013 at 9:21 PM, Guenter Roeck li...@roeck-us.net wrote: What is the exact chip type in your system ? I want to have a look into the datasheet; maybe I can find out how it can trigger without causing a reset. Winbond 83627HF chip I believe BIOS has watchdog disabled otherwise

Re: [PATCH v3 2/2] watchdog: fix w83627hf_wdt clear timeout expired

2013-04-03 Thread Guenter Roeck
On Wed, Apr 03, 2013 at 08:06:59AM -0700, Tony Chung wrote: On Tue, Apr 2, 2013 at 9:21 PM, Guenter Roeck li...@roeck-us.net wrote: What is the exact chip type in your system ? I want to have a look into the datasheet; maybe I can find out how it can trigger without causing a reset.

Re: [PATCH v3 2/2] watchdog: fix w83627hf_wdt clear timeout expired

2013-04-03 Thread Guenter Roeck
On Wed, Apr 03, 2013 at 08:50:26AM -0700, Guenter Roeck wrote: On Wed, Apr 03, 2013 at 08:06:59AM -0700, Tony Chung wrote: On Tue, Apr 2, 2013 at 9:21 PM, Guenter Roeck li...@roeck-us.net wrote: What is the exact chip type in your system ? I want to have a look into the

Re: [PATCH v3 2/2] watchdog: fix w83627hf_wdt clear timeout expired

2013-04-02 Thread Guenter Roeck
On Mon, Apr 01, 2013 at 09:59:00PM -0700, Tony Chung wrote: > Thanks Guenter! > I agree with you. My first reaction was also about a small watchdog > server that will start in early boot process. There are pros and > cons. For example, there are many types of watchdog devices such as >

Re: [PATCH v3 2/2] watchdog: fix w83627hf_wdt clear timeout expired

2013-04-02 Thread Guenter Roeck
On Mon, Apr 01, 2013 at 09:59:00PM -0700, Tony Chung wrote: Thanks Guenter! I agree with you. My first reaction was also about a small watchdog server that will start in early boot process. There are pros and cons. For example, there are many types of watchdog devices such as

Re: [PATCH v3 2/2] watchdog: fix w83627hf_wdt clear timeout expired

2013-04-01 Thread Tony Chung
Thanks Guenter! I agree with you. My first reaction was also about a small watchdog server that will start in early boot process. There are pros and cons. For example, there are many types of watchdog devices such as ipmi_watchdog which can accept more than 255 seconds for timeout. So you

Re: [PATCH v3 2/2] watchdog: fix w83627hf_wdt clear timeout expired

2013-04-01 Thread Guenter Roeck
On Sun, Mar 31, 2013 at 10:59:32PM -0700, Tony Chung wrote: > Observed that the w83627hf watchdog timer start counting during reboot. > If the system load the driver after 5 minutes, it rebooted immediately > because of timer expired. > For example, fsck took more than 5 minutes to run, then the

[PATCH v3 2/2] watchdog: fix w83627hf_wdt clear timeout expired

2013-04-01 Thread Tony Chung
Observed that the w83627hf watchdog timer start counting during reboot. If the system load the driver after 5 minutes, it rebooted immediately because of timer expired. For example, fsck took more than 5 minutes to run, then the computer reboot as soon as the driver was loaded. Signed-off-by:

[PATCH v3 2/2] watchdog: fix w83627hf_wdt clear timeout expired

2013-04-01 Thread Tony Chung
Observed that the w83627hf watchdog timer start counting during reboot. If the system load the driver after 5 minutes, it rebooted immediately because of timer expired. For example, fsck took more than 5 minutes to run, then the computer reboot as soon as the driver was loaded. Signed-off-by:

Re: [PATCH v3 2/2] watchdog: fix w83627hf_wdt clear timeout expired

2013-04-01 Thread Guenter Roeck
On Sun, Mar 31, 2013 at 10:59:32PM -0700, Tony Chung wrote: Observed that the w83627hf watchdog timer start counting during reboot. If the system load the driver after 5 minutes, it rebooted immediately because of timer expired. For example, fsck took more than 5 minutes to run, then the

Re: [PATCH v3 2/2] watchdog: fix w83627hf_wdt clear timeout expired

2013-04-01 Thread Tony Chung
Thanks Guenter! I agree with you. My first reaction was also about a small watchdog server that will start in early boot process. There are pros and cons. For example, there are many types of watchdog devices such as ipmi_watchdog which can accept more than 255 seconds for timeout. So you