From e3e12f52b214121840b44c91de5b3e5af5d3eb84 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 06 Nov 2023 03:04:41 +0000
Subject: [PATCH] rk3568 rt init

---
 kernel/lib/smp_processor_id.c |    7 ++++++-
 1 files changed, 6 insertions(+), 1 deletions(-)

diff --git a/kernel/lib/smp_processor_id.c b/kernel/lib/smp_processor_id.c
index 85925aa..2e73985 100644
--- a/kernel/lib/smp_processor_id.c
+++ b/kernel/lib/smp_processor_id.c
@@ -22,7 +22,12 @@
 	 * Kernel threads bound to a single CPU can safely use
 	 * smp_processor_id():
 	 */
-	if (cpumask_equal(&current->cpus_allowed, cpumask_of(this_cpu)))
+#if defined(CONFIG_PREEMPT_RT_BASE) && (defined(CONFIG_SMP) || defined(CONFIG_SCHED_DEBUG))
+	if (current->migrate_disable)
+		goto out;
+#endif
+
+	if (current->nr_cpus_allowed == 1)
 		goto out;
 
 	/*

--
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