From 2e2156704e3464a21d9828a2a25672095f24255d Mon Sep 17 00:00:00 2001
From: avg <avg@FreeBSD.org>
Date: Sat, 2 Feb 2013 12:04:32 +0000
Subject: cpususpend_handler: mark AP as resumed only after fully setting up
 lapic

Reviewed by:	jhb
Tested by:	Sergey V. Dyatko <sergey.dyatko@gmail.com>,
		KAHO Toshikazu <kaho@elam.kais.kyoto-u.ac.jp>
MFC after:	12 days
---
 sys/amd64/amd64/mp_machdep.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'sys/amd64')

diff --git a/sys/amd64/amd64/mp_machdep.c b/sys/amd64/amd64/mp_machdep.c
index d2e4aad..31dbb3f 100644
--- a/sys/amd64/amd64/mp_machdep.c
+++ b/sys/amd64/amd64/mp_machdep.c
@@ -1431,11 +1431,11 @@ cpususpend_handler(void)
 	while (!CPU_ISSET(cpu, &started_cpus))
 		ia32_pause();
 
-	CPU_CLR_ATOMIC(cpu, &started_cpus);
-
 	/* Resume MCA and local APIC */
 	mca_resume();
 	lapic_setup(0);
+
+	CPU_CLR_ATOMIC(cpu, &started_cpus);
 }
 
 /*
-- 
cgit v1.1