From 69a5179ceab731892d4912bcfba80ff91058ac0c Mon Sep 17 00:00:00 2001
From: Damien Zammit via Bug reports for the GNU Hurd <bug-hurd@gnu.org>
Date: Tue, 10 Dec 2024 07:30:04 +0000
Subject: smp: Make sure BSP is cpu 0 when starting other cpus

This is basically a no-op but ensures we are doing smp
bringup correctly.

Message-ID: <20241210072926.911061-5-damien@zamaudio.com>
---
 i386/i386/mp_desc.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/i386/i386/mp_desc.c b/i386/i386/mp_desc.c
index f13a391a..3802cdc6 100644
--- a/i386/i386/mp_desc.c
+++ b/i386/i386/mp_desc.c
@@ -323,7 +323,9 @@ start_other_cpus(void)
 	memcpy((void*) phystokv(apboot_addr), (void*) &apboot,
 	       (uint32_t)&apbootend - (uint32_t)&apboot);
 
-	unsigned cpu;
+	unsigned cpu = cpu_number_slow();
+
+	assert (cpu == 0);
 
 	splhigh();
 
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