Re: [PATCH RT 2/2] watchdog, rt: prevent deferral of watchdogd wakeup

2018-10-05 Thread Sebastian Andrzej Siewior
On 2018-09-28 21:03:51 [+], Julia Cartwright wrote: > When PREEMPT_RT_FULL is enabled, all hrtimer expiry functions are > deferred for execution into the context of ktimersoftd unless otherwise > annotated. … > Signed-off-by: Julia Cartwright did s@HRTIMER_MODE_REL@HRTIMER_MODE_REL_HARD@ and

Re: [PATCH RT 2/2] watchdog, rt: prevent deferral of watchdogd wakeup

2018-09-30 Thread Guenter Roeck
On 09/28/2018 02:03 PM, Julia Cartwright wrote: When PREEMPT_RT_FULL is enabled, all hrtimer expiry functions are deferred for execution into the context of ktimersoftd unless otherwise annotated. Deferring the expiry of the hrtimer used by the watchdog core, however, is a waste, as the callback

RE: [kbuild-all] [PATCH RT 2/2] watchdog, rt: prevent deferral of watchdogd wakeup

2018-09-29 Thread Li, Philip
> Subject: Re: [kbuild-all] [PATCH RT 2/2] watchdog, rt: prevent deferral of > watchdogd wakeup > > On 2018-09-29 08:38:55 [+0200], Thomas Gleixner wrote: > > On Sat, 29 Sep 2018, kbuild test robot wrote: > > > [also build test ERROR on v4.19-rc5 next-20180928] > &g

Re: [PATCH RT 2/2] watchdog, rt: prevent deferral of watchdogd wakeup

2018-09-29 Thread Sebastian Andrzej Siewior
On 2018-09-29 08:38:55 [+0200], Thomas Gleixner wrote: > On Sat, 29 Sep 2018, kbuild test robot wrote: > > [also build test ERROR on v4.19-rc5 next-20180928] > > [if your patch is applied to the wrong git tree, please drop us a note to > > help improve the system] > > > > It's against the RT tre

Re: [PATCH RT 2/2] watchdog, rt: prevent deferral of watchdogd wakeup

2018-09-28 Thread Thomas Gleixner
On Sat, 29 Sep 2018, kbuild test robot wrote: > [also build test ERROR on v4.19-rc5 next-20180928] > [if your patch is applied to the wrong git tree, please drop us a note to > help improve the system] > It's against the RT tree, so it won't work against next or upstream. I think it would be goo

Re: [PATCH RT 2/2] watchdog, rt: prevent deferral of watchdogd wakeup

2018-09-28 Thread kbuild test robot
Hi Julia, Thank you for the patch! Yet something to improve: [auto build test ERROR on linus/master] [also build test ERROR on v4.19-rc5 next-20180928] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/co

Re: [PATCH RT 2/2] watchdog, rt: prevent deferral of watchdogd wakeup

2018-09-28 Thread kbuild test robot
Hi Julia, Thank you for the patch! Yet something to improve: [auto build test ERROR on linus/master] [also build test ERROR on v4.19-rc5 next-20180928] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/co

[PATCH RT 2/2] watchdog, rt: prevent deferral of watchdogd wakeup

2018-09-28 Thread Julia Cartwright
When PREEMPT_RT_FULL is enabled, all hrtimer expiry functions are deferred for execution into the context of ktimersoftd unless otherwise annotated. Deferring the expiry of the hrtimer used by the watchdog core, however, is a waste, as the callback does nothing but queue a kthread work item and wa