X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=arch%2Fx86_64%2Fkernel%2Fsmpboot.c;h=cd4643a3702227ac9741524aff647fd9a3c3a871;hb=0ce3c83a9c22f59937b86c80b478dfbffe54dbab;hp=35443729aad8b5fef81caba0483d5e6ab66d5856;hpb=6842ac64ae2ed2714004a25d53d3b20f0d3af524;p=pandora-kernel.git

diff --git a/arch/x86_64/kernel/smpboot.c b/arch/x86_64/kernel/smpboot.c
index 35443729aad8..cd4643a37022 100644
--- a/arch/x86_64/kernel/smpboot.c
+++ b/arch/x86_64/kernel/smpboot.c
@@ -923,8 +923,9 @@ void __init smp_prepare_boot_cpu(void)
  */
 int __cpuinit __cpu_up(unsigned int cpu)
 {
-	int err;
 	int apicid = cpu_present_to_apicid(cpu);
+	unsigned long flags;
+	int err;
 
 	WARN_ON(irqs_disabled());
 
@@ -958,7 +959,9 @@ int __cpuinit __cpu_up(unsigned int cpu)
 	/*
   	 * Make sure and check TSC sync:
  	 */
+	local_irq_save(flags);
 	check_tsc_sync_source(cpu);
+	local_irq_restore(flags);
 
 	while (!cpu_isset(cpu, cpu_online_map))
 		cpu_relax();