Imported linux-2.6.27.39 suse/xen patches.

[people/pmueller/ipfire-2.x.git] / src / patches / suse-2.6.27.39 / patches.arch / ia64-cpu_disable-fix

From: Alex Chiang <achiang@hp.com>
Subject: IA64: first clear CPU from online map, then fixup IRQs.
References: bnc#386714

Acked-by: Raymund Will <rw@suse.de>

---
 arch/ia64/kernel/smpboot.c |    8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

--- a/arch/ia64/kernel/smpboot.c
+++ b/arch/ia64/kernel/smpboot.c
@@ -741,14 +741,12 @@ int __cpu_disable(void)
 			return -EBUSY;
 	}
 
-	if (migrate_platform_irqs(cpu)) {
-		cpu_set(cpu, cpu_online_map);
-		return (-EBUSY);
-	}
+	if (migrate_platform_irqs(cpu))
+		return -EBUSY;
 
 	remove_siblinginfo(cpu);
-	fixup_irqs();
 	cpu_clear(cpu, cpu_online_map);
+	fixup_irqs();
 	local_flush_tlb_all();
 	cpu_clear(cpu, cpu_callin_map);
 	return 0;