From: Gabriele Monaco <gmonaco@redhat.com>
To: linux-kernel@vger.kernel.org,
Anna-Maria Behnsen <anna-maria@linutronix.de>,
Frederic Weisbecker <frederic@kernel.org>,
Thomas Gleixner <tglx@linutronix.de>,
Waiman Long <longman@redhat.com>
Cc: Gabriele Monaco <gmonaco@redhat.com>
Subject: [RESEND PATCH v13 5/9] cgroup/cpuset: Rename update_unbound_workqueue_cpumask() to update_exclusion_cpumasks()
Date: Mon, 20 Oct 2025 13:27:58 +0200 [thread overview]
Message-ID: <20251020112802.102451-6-gmonaco@redhat.com> (raw)
In-Reply-To: <20251020112802.102451-1-gmonaco@redhat.com>
update_unbound_workqueue_cpumask() updates unbound workqueues settings
when there's a change in isolated CPUs, but it can be used for other
subsystems requiring updated when isolated CPUs change.
Generalise the name to update_exclusion_cpumasks() to prepare for other
functions unrelated to workqueues to be called in that spot.
Acked-by: Frederic Weisbecker <frederic@kernel.org>
Acked-by: Waiman Long <longman@redhat.com>
Signed-off-by: Gabriele Monaco <gmonaco@redhat.com>
---
kernel/cgroup/cpuset.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/kernel/cgroup/cpuset.c b/kernel/cgroup/cpuset.c
index 52468d2c178a..217480e01be6 100644
--- a/kernel/cgroup/cpuset.c
+++ b/kernel/cgroup/cpuset.c
@@ -1391,7 +1391,7 @@ static bool partition_xcpus_del(int old_prs, struct cpuset *parent,
return isolcpus_updated;
}
-static void update_unbound_workqueue_cpumask(bool isolcpus_updated)
+static void update_exclusion_cpumasks(bool isolcpus_updated)
{
int ret;
@@ -1555,7 +1555,7 @@ static int remote_partition_enable(struct cpuset *cs, int new_prs,
list_add(&cs->remote_sibling, &remote_children);
cpumask_copy(cs->effective_xcpus, tmp->new_cpus);
spin_unlock_irq(&callback_lock);
- update_unbound_workqueue_cpumask(isolcpus_updated);
+ update_exclusion_cpumasks(isolcpus_updated);
cpuset_force_rebuild();
cs->prs_err = 0;
@@ -1596,7 +1596,7 @@ static void remote_partition_disable(struct cpuset *cs, struct tmpmasks *tmp)
compute_excpus(cs, cs->effective_xcpus);
reset_partition_data(cs);
spin_unlock_irq(&callback_lock);
- update_unbound_workqueue_cpumask(isolcpus_updated);
+ update_exclusion_cpumasks(isolcpus_updated);
cpuset_force_rebuild();
/*
@@ -1665,7 +1665,7 @@ static void remote_cpus_update(struct cpuset *cs, struct cpumask *xcpus,
if (xcpus)
cpumask_copy(cs->exclusive_cpus, xcpus);
spin_unlock_irq(&callback_lock);
- update_unbound_workqueue_cpumask(isolcpus_updated);
+ update_exclusion_cpumasks(isolcpus_updated);
if (adding || deleting)
cpuset_force_rebuild();
@@ -2023,7 +2023,7 @@ static int update_parent_effective_cpumask(struct cpuset *cs, int cmd,
WARN_ON_ONCE(parent->nr_subparts < 0);
}
spin_unlock_irq(&callback_lock);
- update_unbound_workqueue_cpumask(isolcpus_updated);
+ update_exclusion_cpumasks(isolcpus_updated);
if ((old_prs != new_prs) && (cmd == partcmd_update))
update_partition_exclusive_flag(cs, new_prs);
@@ -3043,7 +3043,7 @@ static int update_prstate(struct cpuset *cs, int new_prs)
else if (isolcpus_updated)
isolated_cpus_update(old_prs, new_prs, cs->effective_xcpus);
spin_unlock_irq(&callback_lock);
- update_unbound_workqueue_cpumask(isolcpus_updated);
+ update_exclusion_cpumasks(isolcpus_updated);
/* Force update if switching back to member & update effective_xcpus */
update_cpumasks_hier(cs, &tmpmask, !new_prs);
--
2.51.0
next prev parent reply other threads:[~2025-10-20 11:28 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-20 11:27 [RESEND PATCH v13 0/9] timers: Exclude isolated cpus from timer migration Gabriele Monaco
2025-10-20 11:27 ` [RESEND PATCH v13 1/9] timers/migration: Postpone online/offline callbacks registration to late initcall Gabriele Monaco
2025-10-30 14:07 ` Frederic Weisbecker
2025-10-20 11:27 ` [RESEND PATCH v13 2/9] timers: Rename tmigr 'online' bit to 'available' Gabriele Monaco
2025-10-20 11:27 ` [RESEND PATCH v13 3/9] timers: Add the available mask in timer migration Gabriele Monaco
2025-10-20 11:27 ` [RESEND PATCH v13 4/9] timers: Use scoped_guard when setting/clearing the tmigr available flag Gabriele Monaco
2025-10-20 11:27 ` Gabriele Monaco [this message]
2025-10-20 11:27 ` [RESEND PATCH v13 6/9] sched/isolation: Force housekeeping if isolcpus and nohz_full don't leave any Gabriele Monaco
2025-10-20 11:28 ` [RESEND PATCH v13 7/9] cgroup/cpuset: Fail if isolated and nohz_full don't leave any housekeeping Gabriele Monaco
2025-10-20 11:28 ` [RESEND PATCH v13 8/9] cpumask: Add initialiser to use cleanup helpers Gabriele Monaco
2025-10-20 11:28 ` [RESEND PATCH v13 9/9] timers: Exclude isolated cpus from timer migration Gabriele Monaco
2025-10-30 2:56 ` [RESEND PATCH v13 0/9] " Waiman Long
2025-10-30 14:12 ` Frederic Weisbecker
[not found] ` <5457560d-f48a-4a99-8756-51b1017a6aab@redhat.com>
2025-10-30 16:09 ` Gabriele Monaco
2025-10-30 16:37 ` Waiman Long
2025-10-30 17:10 ` Frederic Weisbecker
2025-10-30 17:57 ` Waiman Long
2025-10-31 13:48 ` Frederic Weisbecker
2025-10-31 14:03 ` Gabriele Monaco
2025-10-31 16:14 ` Waiman Long
2025-10-30 17:08 ` Frederic Weisbecker
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