From 2a9a9d4f6c07f2f23b663fe5fbeac1168a5d1029 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 07 Nov 2023 06:19:50 +0000
Subject: [PATCH] support uboot change LCD parameter
---
kernel/include/linux/vmstat.h | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/kernel/include/linux/vmstat.h b/kernel/include/linux/vmstat.h
index f25cef8..febee86 100644
--- a/kernel/include/linux/vmstat.h
+++ b/kernel/include/linux/vmstat.h
@@ -54,7 +54,9 @@
*/
static inline void __count_vm_event(enum vm_event_item item)
{
+ preempt_disable_rt();
raw_cpu_inc(vm_event_states.event[item]);
+ preempt_enable_rt();
}
static inline void count_vm_event(enum vm_event_item item)
@@ -64,7 +66,9 @@
static inline void __count_vm_events(enum vm_event_item item, long delta)
{
+ preempt_disable_rt();
raw_cpu_add(vm_event_states.event[item], delta);
+ preempt_enable_rt();
}
static inline void count_vm_events(enum vm_event_item item, long delta)
--
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