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/mm/mmu_context.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/kernel/mm/mmu_context.c b/kernel/mm/mmu_context.c
index 3e612ae..d0ccc07 100644
--- a/kernel/mm/mmu_context.c
+++ b/kernel/mm/mmu_context.c
@@ -25,6 +25,7 @@
struct task_struct *tsk = current;
task_lock(tsk);
+ preempt_disable_rt();
active_mm = tsk->active_mm;
if (active_mm != mm) {
mmgrab(mm);
@@ -32,6 +33,7 @@
}
tsk->mm = mm;
switch_mm(active_mm, mm, tsk);
+ preempt_enable_rt();
task_unlock(tsk);
#ifdef finish_arch_post_lock_switch
finish_arch_post_lock_switch();
--
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