[PATCH 23/31] kthread: Include kthreadd to the managed affinity list
Frederic Weisbecker
frederic at kernel.org
Wed Nov 5 13:03:39 PST 2025
The unbound kthreads affinity management performed by cpuset is going to
be imported to the kthread core code for consolidation purposes.
Treat kthreadd just like any other kthread.
Signed-off-by: Frederic Weisbecker <frederic at kernel.org>
---
kernel/kthread.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/kernel/kthread.c b/kernel/kthread.c
index b4794241420f..86abfbc21bb0 100644
--- a/kernel/kthread.c
+++ b/kernel/kthread.c
@@ -820,12 +820,13 @@ int kthreadd(void *unused)
/* Setup a clean context for our children to inherit. */
set_task_comm(tsk, comm);
ignore_signals(tsk);
- set_cpus_allowed_ptr(tsk, housekeeping_cpumask(HK_TYPE_KTHREAD));
set_mems_allowed(node_states[N_MEMORY]);
current->flags |= PF_NOFREEZE;
cgroup_init_kthreadd();
+ kthread_affine_node();
+
for (;;) {
set_current_state(TASK_INTERRUPTIBLE);
if (list_empty(&kthread_create_list))
--
2.51.0
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