From: Waiman Long <llong@redhat.com>
To: Chen Ridong <chenridong@huaweicloud.com>,
tj@kernel.org, hannes@cmpxchg.org, mkoutny@suse.com
Cc: cgroups@vger.kernel.org, linux-kernel@vger.kernel.org,
lujialin4@huawei.com, chenridong@huawei.com
Subject: Re: [PATCH RFC v2 12/22] cpuset: introduce local_partition_invalidate()
Date: Wed, 12 Nov 2025 19:15:53 -0500 [thread overview]
Message-ID: <52aa0b5d-cc4c-4072-a590-9944fff4bce0@redhat.com> (raw)
In-Reply-To: <20251025064844.495525-13-chenridong@huaweicloud.com>
On 10/25/25 2:48 AM, Chen Ridong wrote:
> From: Chen Ridong <chenridong@huawei.com>
>
> Build on the partition_disable() infrastructure introduced in the previous
> patch to handle local partition invalidation.
>
> The local_partition_invalidate() function factors out the local partition
> invalidation logic from update_parent_effective_cpumask(), which delegates
> to partition_disable() to complete the invalidation process.
>
> Additionally, correct the transition logic in cpuset_hotplug_update_tasks()
> when determining whether to transition an invalid partition root, the check
> should be based on non-empty user_cpus rather than non-empty
"user_xcpus"
Cheers,
Longman
next prev parent reply other threads:[~2025-11-13 0:15 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-25 6:48 [PATCH RFC v2 00/22] cpuset: rework local partition logic Chen Ridong
2025-10-25 6:48 ` [PATCH RFC v2 01/22] cpuset: fix isolcpus stay in root when isolated partition changes to root Chen Ridong
2025-11-12 20:09 ` Waiman Long
2025-11-13 1:24 ` Chen Ridong
2025-10-25 6:48 ` [PATCH RFC v2 02/22] cpuset: add early empty cpumask check in partition_xcpus_add/del Chen Ridong
2025-11-12 20:18 ` Waiman Long
2025-11-13 1:36 ` Chen Ridong
2025-10-25 6:48 ` [PATCH RFC v2 03/22] cpuset: generalize validate_partition() interface Chen Ridong
2025-10-25 6:48 ` [PATCH RFC v2 04/22] cpuset: introduce partition_enable() Chen Ridong
2025-11-12 20:40 ` Waiman Long
2025-11-13 1:38 ` Chen Ridong
2025-10-25 6:48 ` [PATCH RFC v2 05/22] cpuset: introduce partition_disable() Chen Ridong
2025-10-25 6:48 ` [PATCH RFC v2 06/22] cpuset: introduce partition_update() Chen Ridong
2025-11-12 20:58 ` Waiman Long
2025-11-13 7:22 ` Chen Ridong
2025-10-25 6:48 ` [PATCH RFC v2 07/22] cpuset: use partition_enable() for remote partition enablement Chen Ridong
2025-10-25 6:48 ` [PATCH RFC v2 08/22] cpuset: use partition_disable() for remote partition disablement Chen Ridong
2025-10-25 6:48 ` [PATCH RFC v2 09/22] cpuset: use partition_update() for remote partition update Chen Ridong
2025-10-25 6:48 ` [PATCH RFC v2 10/22] cpuset: introduce local_partition_enable() Chen Ridong
2025-11-12 21:47 ` Waiman Long
2025-11-13 2:49 ` Chen Ridong
2025-11-13 2:58 ` Waiman Long
2025-11-13 7:16 ` Chen Ridong
2025-10-25 6:48 ` [PATCH RFC v2 11/22] cpuset: introduce local_partition_disable() Chen Ridong
2025-11-12 22:10 ` Waiman Long
2025-11-13 3:27 ` Chen Ridong
2025-10-25 6:48 ` [PATCH RFC v2 12/22] cpuset: introduce local_partition_invalidate() Chen Ridong
2025-11-12 22:54 ` Waiman Long
2025-11-13 7:03 ` Chen Ridong
2025-11-13 0:15 ` Waiman Long [this message]
2025-10-25 6:48 ` [PATCH RFC v2 13/22] cpuset: introduce local_partition_update() Chen Ridong
2025-11-13 2:06 ` Waiman Long
2025-11-13 6:33 ` Chen Ridong
2025-10-25 6:48 ` [PATCH RFC v2 14/22] cpuset: remove update_parent_effective_cpumask Chen Ridong
2025-10-25 6:48 ` [PATCH RFC v2 15/22] cpuset: remove redundant partition field updates Chen Ridong
2025-10-25 6:48 ` [PATCH RFC v2 16/22] cpuset: simplify partition update logic for hotplug tasks Chen Ridong
2025-10-25 6:48 ` [PATCH RFC v2 17/22] cpuset: unify local partition disable and invalidate Chen Ridong
2025-10-25 6:48 ` [PATCH RFC v2 18/22] cpuset: use partition_disable for compute_partition_effective_cpumask Chen Ridong
2025-10-25 6:48 ` [PATCH RFC v2 19/22] cpuset: use validate_local_partition in local_partition_enable Chen Ridong
2025-10-25 6:48 ` [PATCH RFC v2 20/22] cpuset: introduce validate_remote_partition Chen Ridong
2025-10-25 6:48 ` [PATCH RFC v2 21/22] cpuset: simplify update_prstate() function Chen Ridong
2025-10-25 6:48 ` [PATCH RFC v2 22/22] cpuset: remove prs_err clear when notify_partition_change Chen Ridong
2025-11-03 11:18 ` [PATCH RFC v2 00/22] cpuset: rework local partition logic Chen Ridong
2025-11-12 4:11 ` Chen Ridong
2025-11-12 4:19 ` Waiman Long
2025-11-12 4:49 ` Chen Ridong
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