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-rw-r--r--arch/arm64/kernel/process.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm64/kernel/process.c b/arch/arm64/kernel/process.c
index c2cc249..116a60a 100644
--- a/arch/arm64/kernel/process.c
+++ b/arch/arm64/kernel/process.c
@@ -313,6 +313,12 @@ struct task_struct *__switch_to(struct task_struct *prev,
hw_breakpoint_thread_switch(next);
contextidr_thread_switch(next);
+ /*
+ * Complete any pending TLB or cache maintenance on this CPU in case
+ * the thread migrates to a different CPU.
+ */
+ dsb();
+
/* the actual thread switch */
last = cpu_switch_to(prev, next);
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