Re: [PATCH 09/17] sched/core: Add support for nohz_full CPUs

[PATCH 00/17] Paravirt CPUs and push task for less vCPU preemption · Shrikanth Hegde <hidden> · 2025-11-19
[PATCH 01/17] sched/docs: Document cpu_paravirt_mask and Paravirt CPU concept · Shrikanth Hegde <hidden> · 2025-11-19
[PATCH 02/17] cpumask: Introduce cpu_paravirt_mask · Shrikanth Hegde <hidden> · 2025-11-19
[PATCH 03/17] sched/core: Dont allow to use CPU marked as paravirt · Shrikanth Hegde <hidden> · 2025-11-19
[PATCH 06/17] sched/fair: Pass current cpu in select_idle_sibling · Shrikanth Hegde <hidden> · 2025-11-19
[PATCH 04/17] sched/debug: Remove unused schedstats · Shrikanth Hegde <hidden> · 2025-11-19
[PATCH 05/17] sched/fair: Add paravirt movements for proc sched file · Shrikanth Hegde <hidden> · 2025-11-19
[PATCH 07/17] sched/fair: Don't consider paravirt CPUs for wakeup and load balance · Shrikanth Hegde <hidden> · 2025-11-19
[PATCH 08/17] sched/rt: Don't select paravirt CPU for wakeup and push/pull rt task · Shrikanth Hegde <hidden> · 2025-11-19
[PATCH 09/17] sched/core: Add support for nohz_full CPUs · Shrikanth Hegde <hidden> · 2025-11-19
Re: [PATCH 09/17] sched/core: Add support for nohz_full CPUs · K Prateek Nayak <kprateek.nayak@amd.com> · 2025-11-21
Re: [PATCH 09/17] sched/core: Add support for nohz_full CPUs · Shrikanth Hegde <hidden> · 2025-11-21
Re: [PATCH 09/17] sched/core: Add support for nohz_full CPUs · K Prateek Nayak <kprateek.nayak@amd.com> · 2025-11-24
[PATCH 10/17] sched/core: Push current task from paravirt CPU · Shrikanth Hegde <hidden> · 2025-11-19
[PATCH 11/17] sysfs: Add paravirt CPU file · Shrikanth Hegde <hidden> · 2025-11-19
[PATCH 12/17] powerpc: method to initialize ec and vp cores · Shrikanth Hegde <hidden> · 2025-11-19
Re: [PATCH 12/17] powerpc: method to initialize ec and vp cores · kernel test robot <hidden> · 2025-11-21
Re: [PATCH 12/17] powerpc: method to initialize ec and vp cores · kernel test robot <hidden> · 2025-11-21
[PATCH 14/17] powerpc: process steal values at fixed intervals · Shrikanth Hegde <hidden> · 2025-11-19
[PATCH 13/17] powerpc: enable/disable paravirt CPUs based on steal time · Shrikanth Hegde <hidden> · 2025-11-19
[PATCH 15/17] powerpc: add debugfs file for controlling handling on steal values · Shrikanth Hegde <hidden> · 2025-11-19
[PATCH 16/17] sysfs: Provide write method for paravirt · Shrikanth Hegde <hidden> · 2025-11-19
Re: [PATCH 16/17] sysfs: Provide write method for paravirt · Greg KH <gregkh@linuxfoundation.org> · 2025-11-24
Re: [PATCH 16/17] sysfs: Provide write method for paravirt · Steven Rostedt <rostedt@goodmis.org> · 2025-11-24
Re: [PATCH 16/17] sysfs: Provide write method for paravirt · Shrikanth Hegde <hidden> · 2025-11-25
Re: [PATCH 16/17] sysfs: Provide write method for paravirt · Steven Rostedt <rostedt@goodmis.org> · 2025-11-25
Re: [PATCH 16/17] sysfs: Provide write method for paravirt · Konstantin Ryabitsev <hidden> · 2025-11-25
Re: [PATCH 16/17] sysfs: Provide write method for paravirt · Steven Rostedt <rostedt@goodmis.org> · 2025-11-25
[PATCH 17/17] sysfs: disable arch handling if paravirt file being written · Shrikanth Hegde <hidden> · 2025-11-19
Re: [PATCH 00/17] Paravirt CPUs and push task for less vCPU preemption · Greg KH <gregkh@linuxfoundation.org> · 2025-11-24
Re: [PATCH 00/17] Paravirt CPUs and push task for less vCPU preemption · Shrikanth Hegde <hidden> · 2025-11-25
Re: [PATCH 00/17] Paravirt CPUs and push task for less vCPU preemption · "Christophe Leroy (CS GROUP)" <chleroy@kernel.org> · 2025-11-25
Re: [PATCH 00/17] Paravirt CPUs and push task for less vCPU preemption · Shrikanth Hegde <hidden> · 2025-11-25
Re: [PATCH 00/17] Paravirt CPUs and push task for less vCPU preemption · Shrikanth Hegde <hidden> · 2025-11-27
Re: [PATCH 00/17] Paravirt CPUs and push task for less vCPU preemption · Ilya Leoshkevich <iii@linux.ibm.com> · 2025-12-04
Re: [PATCH 00/17] Paravirt CPUs and push task for less vCPU preemption · Shrikanth Hegde <hidden> · 2025-12-05
Re: [PATCH 00/17] Paravirt CPUs and push task for less vCPU preemption · Yury Norov <yury.norov@gmail.com> · 2025-12-15
Re: [PATCH 00/17] Paravirt CPUs and push task for less vCPU preemption · Shrikanth Hegde <hidden> · 2025-12-18
Re: [PATCH 00/17] Paravirt CPUs and push task for less vCPU preemption · K Prateek Nayak <kprateek.nayak@amd.com> · 2025-12-08
Re: [PATCH 00/17] Paravirt CPUs and push task for less vCPU preemption · Shrikanth Hegde <hidden> · 2025-12-08
Re: [PATCH 00/17] Paravirt CPUs and push task for less vCPU preemption · K Prateek Nayak <kprateek.nayak@amd.com> · 2025-12-08
Re: [PATCH 00/17] Paravirt CPUs and push task for less vCPU preemption · Shrikanth Hegde <hidden> · 2026-03-26

From: K Prateek Nayak <kprateek.nayak@amd.com>
Date: 2025-11-21 03:16:53
Also in: lkml

Hello Shrikanth,

On 11/19/2025 6:14 PM, Shrikanth Hegde wrote:

Enable tick on nohz full CPU when it is marked as paravirt.
If there in no CFS/RT running there, disable the tick to save the power.

Wouldn't the task be pinned if it is running on a nohz CPU?
We don't push out pinned tasks so this seems unnecessary.
Am I missing something?

-- 
Thanks and Regards,
Prateek

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