From 3534d9009bde9f6bcdf1c1dbe622f550a06f3bc7 Mon Sep 17 00:00:00 2001
From: Samuel Thibault <samuel.thibault@ens-lyon.org>
Date: Thu, 31 Oct 2019 21:49:09 +0100
Subject: pit: avoid initializating several times

i386/i386/pit.c (clkstart): Do not initialize PIT if cpu_number() is not 0.
---
 i386/i386/pit.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/i386/i386/pit.c b/i386/i386/pit.c
index da683308..778a04f5 100644
--- a/i386/i386/pit.c
+++ b/i386/i386/pit.c
@@ -70,6 +70,10 @@ clkstart(void)
 	unsigned char	byte;
 	unsigned long s;
 
+	if (cpu_number() != 0)
+		/* Only one PIT initialization is needed */
+		return;
+
 	intpri[0] = SPLHI;
 	form_pic_mask();
 
-- 
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