1 files changed, 3 insertions, 0 deletions

diff --git a/arch/i386/kernel/cpu/common.c b/arch/i386/kernel/cpu/common.c
index b9954248d0aa..d58e169fbdbb 100644
--- a/arch/i386/kernel/cpu/common.c
+++ b/arch/i386/kernel/cpu/common.c
@@ -432,6 +432,9 @@ void __init identify_cpu(struct cpuinfo_x86 *c)
 #ifdef CONFIG_X86_MCE
         mcheck_init(c);
 #endif
+        if (c == &boot_cpu_data)
+                sysenter_setup();
+        enable_sep_cpu();
 }
 
 #ifdef CONFIG_X86_HT