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authorLinus Torvalds <torvalds@linux-foundation.org>2023-09-22 22:16:46 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2023-09-22 22:16:46 +0300
commit5b47b5766b21a59bb247488b374e62c3b72639fb (patch)
tree6806e07d220bedb12d5e2815e2b79d9ac1073012
parent725e2d7ec8936462d638a146a1359a815f9a5def (diff)
parentcff9b2332ab762b7e0586c793c431a8f2ea4db04 (diff)
downloadlinux-5b47b5766b21a59bb247488b374e62c3b72639fb.tar.xz
Merge tag 'sched-urgent-2023-09-22' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull scheduler fix from Ingo Molnar: "Fix a PF_IDLE initialization bug that generated warnings on tiny-RCU" * tag 'sched-urgent-2023-09-22' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: kernel/sched: Modify initial boot task idle setup
-rw-r--r--kernel/sched/core.c2
-rw-r--r--kernel/sched/idle.c1
2 files changed, 2 insertions, 1 deletions
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 2299a5cfbfb9..802551e0009b 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -9269,7 +9269,7 @@ void __init init_idle(struct task_struct *idle, int cpu)
* PF_KTHREAD should already be set at this point; regardless, make it
* look like a proper per-CPU kthread.
*/
- idle->flags |= PF_IDLE | PF_KTHREAD | PF_NO_SETAFFINITY;
+ idle->flags |= PF_KTHREAD | PF_NO_SETAFFINITY;
kthread_set_per_cpu(idle, cpu);
#ifdef CONFIG_SMP
diff --git a/kernel/sched/idle.c b/kernel/sched/idle.c
index 342f58a329f5..5007b25c5bc6 100644
--- a/kernel/sched/idle.c
+++ b/kernel/sched/idle.c
@@ -373,6 +373,7 @@ EXPORT_SYMBOL_GPL(play_idle_precise);
void cpu_startup_entry(enum cpuhp_state state)
{
+ current->flags |= PF_IDLE;
arch_cpu_idle_prepare();
cpuhp_online_idle(state);
while (1)