Re: [PATCH] watchdog: core: make sure the watchdog_worker always works

2017-12-08 Thread Christophe LEROY
Le 07/12/2017 à 15:45, Guenter Roeck a écrit : On 12/07/2017 02:38 AM, Christophe Leroy wrote: When running a command like 'chrt -f 99 dd if=/dev/zero of=/dev/null', the watchdog_worker fails to service the HW watchdog and the HW watchdog fires long before the watchdog soft timeout. At the

Re: [PATCH] watchdog: core: make sure the watchdog_worker always works

2017-12-08 Thread Christophe LEROY
Le 07/12/2017 à 15:45, Guenter Roeck a écrit : On 12/07/2017 02:38 AM, Christophe Leroy wrote: When running a command like 'chrt -f 99 dd if=/dev/zero of=/dev/null', the watchdog_worker fails to service the HW watchdog and the HW watchdog fires long before the watchdog soft timeout. At the

Re: [PATCH] watchdog: core: make sure the watchdog_worker always works

2017-12-07 Thread Guenter Roeck
On 12/07/2017 02:38 AM, Christophe Leroy wrote: When running a command like 'chrt -f 99 dd if=/dev/zero of=/dev/null', the watchdog_worker fails to service the HW watchdog and the HW watchdog fires long before the watchdog soft timeout. At the moment, the watchdog_worker is invoked as a delayed

Re: [PATCH] watchdog: core: make sure the watchdog_worker always works

2017-12-07 Thread Guenter Roeck
On 12/07/2017 02:38 AM, Christophe Leroy wrote: When running a command like 'chrt -f 99 dd if=/dev/zero of=/dev/null', the watchdog_worker fails to service the HW watchdog and the HW watchdog fires long before the watchdog soft timeout. At the moment, the watchdog_worker is invoked as a delayed

[PATCH] watchdog: core: make sure the watchdog_worker always works

2017-12-07 Thread Christophe Leroy
When running a command like 'chrt -f 99 dd if=/dev/zero of=/dev/null', the watchdog_worker fails to service the HW watchdog and the HW watchdog fires long before the watchdog soft timeout. At the moment, the watchdog_worker is invoked as a delayed work. Delayed works are handled by non realtime

[PATCH] watchdog: core: make sure the watchdog_worker always works

2017-12-07 Thread Christophe Leroy
When running a command like 'chrt -f 99 dd if=/dev/zero of=/dev/null', the watchdog_worker fails to service the HW watchdog and the HW watchdog fires long before the watchdog soft timeout. At the moment, the watchdog_worker is invoked as a delayed work. Delayed works are handled by non realtime