From e6d77a49cfabf59369aa13694459079ad3b16a86 Mon Sep 17 00:00:00 2001
From: Damien Zammit <damien@zamaudio.com>
Date: Tue, 31 Jan 2023 09:37:28 +0000
Subject: linux: Skip updating jiffies on AP timer

Message-Id: <20230131093428.756906-7-damien@zamaudio.com>
---
 linux/dev/kernel/sched.c | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'linux/dev/kernel/sched.c')

diff --git a/linux/dev/kernel/sched.c b/linux/dev/kernel/sched.c
index 2a9eeb3f..f87482ef 100644
--- a/linux/dev/kernel/sched.c
+++ b/linux/dev/kernel/sched.c
@@ -616,6 +616,9 @@ int linux_timer_print = 0;
 void
 linux_timer_intr (void)
 {
+  if (cpu_number() != master_cpu)
+    return;
+
   (*(unsigned long *) &jiffies)++;
   mark_bh (TIMER_BH);
   if (tq_timer)
-- 
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