Re: [PATCH] watchdog: core: make sure the watchdog_worker is not deferred

2018-01-19 Thread Guenter Roeck
On 01/18/2018 03:11 AM, Christophe Leroy wrote: commit 4cd13c21b207e ("softirq: Let ksoftirqd do its job") has the effect of deferring timer handling in case of high CPU load, hence delaying the delayed work allthought the worker is running which high realtime priority. As hrtimers are not manag

[PATCH] watchdog: core: make sure the watchdog_worker is not deferred

2018-01-18 Thread Christophe Leroy
commit 4cd13c21b207e ("softirq: Let ksoftirqd do its job") has the effect of deferring timer handling in case of high CPU load, hence delaying the delayed work allthought the worker is running which high realtime priority. As hrtimers are not managed by softirqs, this patch replaces the delayed wo