From: Waiman Long <longman@redhat.com>
To: "Tejun Heo" <tj@kernel.org>,
"Johannes Weiner" <hannes@cmpxchg.org>,
"Michal Koutný" <mkoutny@suse.com>
Cc: cgroups@vger.kernel.org, linux-kernel@vger.kernel.org,
Chen Ridong <chenridong@huawei.com>,
Gabriele Monaco <gmonaco@redhat.com>,
Frederic Weisbecker <frederic@kernel.org>,
Waiman Long <longman@redhat.com>
Subject: [cgroup/for-6.19 PATCH v2 0/3] cgroup/cpuset: Additional housekeeping check & cleanup
Date: Mon, 3 Nov 2025 20:30:34 -0500 [thread overview]
Message-ID: <20251104013037.296013-1-longman@redhat.com> (raw)
v2: Update patch 2 to correct some of the checking code and add
prstate_housekeeping_conflict() as suggested by Chen Ridong.
The first two patches are based on the two cpuset patches from the
"timers: Exclude isolated cpus from timer migration" patch series [1]
with some modifications. They add additional nohz_full housekeeping
mask check to ensure that there is at least one common housekeeping
CPU that is not domain and nohz_full isolated.
The last patch is another cleanup patch to simplify the current
partition code.
[1] https://lore.kernel.org/lkml/20251020112802.102451-1-gmonaco@redhat.com/
Gabriele Monaco (1):
cgroup/cpuset: Rename update_unbound_workqueue_cpumask() to
update_isolation_cpumasks()
Waiman Long (2):
cgroup/cpuset: Fail if isolated and nohz_full don't leave any
housekeeping
cgroup/cpuset: Globally track isolated_cpus update
kernel/cgroup/cpuset.c | 148 ++++++++++++++++++++++++++++++-----------
1 file changed, 109 insertions(+), 39 deletions(-)
--
2.51.1
next reply other threads:[~2025-11-04 1:30 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-11-04 1:30 Waiman Long [this message]
2025-11-04 1:30 ` [cgroup/for-6.19 PATCH v2 1/3] cgroup/cpuset: Rename update_unbound_workqueue_cpumask() to update_isolation_cpumasks() Waiman Long
2025-11-04 1:30 ` [cgroup/for-6.19 PATCH v2 2/3] cgroup/cpuset: Fail if isolated and nohz_full don't leave any housekeeping Waiman Long
2025-11-04 2:19 ` Chen Ridong
2025-11-04 4:10 ` Waiman Long
2025-11-04 7:26 ` Chen Ridong
2025-11-04 1:30 ` [cgroup/for-6.19 PATCH v2 3/3] cgroup/cpuset: Globally track isolated_cpus update Waiman Long
2025-11-04 2:21 ` Chen Ridong
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