From 983d7f83616922a6439b4352d1b3af488ee27f95 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 22 Nov 2023 02:45:30 +0000
Subject: [PATCH] disable uart0 uart7 uart9
---
kernel/include/linux/smp.h | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/kernel/include/linux/smp.h b/kernel/include/linux/smp.h
index 6bb7f07..039da08 100644
--- a/kernel/include/linux/smp.h
+++ b/kernel/include/linux/smp.h
@@ -202,6 +202,9 @@
#define get_cpu() ({ preempt_disable(); smp_processor_id(); })
#define put_cpu() preempt_enable()
+#define get_cpu_light() ({ migrate_disable(); smp_processor_id(); })
+#define put_cpu_light() migrate_enable()
+
/*
* Callback to arch code if there's nosmp or maxcpus=0 on the
* boot command line:
--
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