CONFIG_NO_HZ_FULL = y but still have arch-timer on isolation CPUs

2022-03-14 Thread Ivan Jiang via Xenomai
Dear Guys:    I’ve set the configs like this    CONFIG_NO_HZ_FULL = y CONFIG_RCU_NOCB_CPU=y CONFIG_PREEMPT=y CONFIG_CPU_IDLE=n CONFIG_ARM_CPUIDLE=n CONFIG_CPU_FREQ=n And setenv isolcpus=1 xenomai.supported_cpus=0x02 nohz_full=1  irqaffinity=0   rcu_nocbs=1 The CPU is Cortex-A5

RE: CONFIG_NO_HZ_FULL = y but still have arch-timer on isolation CPUs

2022-03-15 Thread Chen, Hongzhan via Xenomai
, the phenomenon is the same? Regards Hongzhan Chen -Original Message- From: Xenomai On Behalf Of Ivan Jiang via Xenomai Sent: Tuesday, March 15, 2022 12:01 PM To: xenomai@xenomai.org Subject: CONFIG_NO_HZ_FULL = y but still have arch-timer on isolation CPUs Dear Guys:    I’ve set

Re: CONFIG_NO_HZ_FULL = y but still have arch-timer on isolation CPUs

2022-03-15 Thread Ivan Jiang via Xenomai
same? Regards Hongzhan Chen -Original Message- From: Xenomai On Behalf Of Ivan Jiang via Xenomai Sent: Tuesday, March 15, 2022 12:01 PM To: xenomai@xenomai.org Subject: CONFIG_NO_HZ_FULL = y but still have arch-timer on isolation CPUs Dear Guys

RE: CONFIG_NO_HZ_FULL = y but still have arch-timer on isolation CPUs

2022-03-15 Thread Chen, Hongzhan via Xenomai
ould work with 4.19? Regards Hongzhan Chen -Original Message- From: Ivan Jiang Sent: Wednesday, March 16, 2022 1:55 PM To: Chen, Hongzhan ; xenomai@xenomai.org Subject: Re: CONFIG_NO_HZ_FULL = y but still have arch-timer on isolation CPUs Dear Hongzhan： My kernel is 4.19.165, indeed

Re: CONFIG_NO_HZ_FULL = y but still have arch-timer on isolation CPUs

2022-03-16 Thread Ivan Jiang via Xenomai
Original Message- From: Ivan Jiang Sent: Wednesday, March 16, 2022 1:55 PM To: Chen, Hongzhan ; xenomai@xenomai.org Subject: Re: CONFIG_NO_HZ_FULL = y but still have arch-timer on isolation CPUs Dear Hongzhan： My kernel is 4.19.165, indeed remove xenoma

Re: CONFIG_NO_HZ_FULL = y but still have arch-timer on isolation CPUs

2022-03-16 Thread Jan Kiszka via Xenomai
On 15.03.22 05:01, Ivan Jiang via Xenomai wrote: > Dear Guys: > > > >    I’ve set the configs like this > >    CONFIG_NO_HZ_FULL = y > > CONFIG_RCU_NOCB_CPU=y > > CONFIG_PREEMPT=y > > CONFIG_CPU_IDLE=n > > CONFIG_ARM_CPUIDLE=n > > CONFIG_CPU_FREQ=n > > And setenv isolcpus=1 xeno

RE: CONFIG_NO_HZ_FULL = y but still have arch-timer on isolation CPUs

2022-03-16 Thread Chen, Hongzhan via Xenomai
re is more details described in the link, please go through it. Regards Hongzhan Chen -Original Message- From: Ivan Jiang Sent: Wednesday, March 16, 2022 4:02 PM To: Chen, Hongzhan ; xenomai@xenomai.org Subject: Re: CONFIG_NO_HZ_FULL = y but still have arch-timer on isolation CPUs Dea