From 36f0949ef9854b82a9a3154d970da4e3b8d12a61 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 06 Nov 2023 07:23:29 +0000
Subject: [PATCH] rk3568 rkbin init
---
kernel/include/linux/sched/task.h | 11 ++++++++++-
1 files changed, 10 insertions(+), 1 deletions(-)
diff --git a/kernel/include/linux/sched/task.h b/kernel/include/linux/sched/task.h
index 9140130..5f8c1d5 100644
--- a/kernel/include/linux/sched/task.h
+++ b/kernel/include/linux/sched/task.h
@@ -90,6 +90,15 @@
#define get_task_struct(tsk) do { atomic_inc(&(tsk)->usage); } while(0)
+#ifdef CONFIG_PREEMPT_RT_BASE
+extern void __put_task_struct_cb(struct rcu_head *rhp);
+
+static inline void put_task_struct(struct task_struct *t)
+{
+ if (atomic_dec_and_test(&t->usage))
+ call_rcu(&t->put_rcu, __put_task_struct_cb);
+}
+#else
extern void __put_task_struct(struct task_struct *t);
static inline void put_task_struct(struct task_struct *t)
@@ -97,7 +106,7 @@
if (atomic_dec_and_test(&t->usage))
__put_task_struct(t);
}
-
+#endif
struct task_struct *task_rcu_dereference(struct task_struct **ptask);
#ifdef CONFIG_ARCH_WANTS_DYNAMIC_TASK_STRUCT
--
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