1 files changed, 9 insertions, 5 deletions

diff --git a/arch/i386/kernel/efi.c b/arch/i386/kernel/efi.c
index ecad519fd395..c9cad7ba0d2d 100644
--- a/arch/i386/kernel/efi.c
+++ b/arch/i386/kernel/efi.c
@@ -70,10 +70,13 @@ static void efi_call_phys_prelog(void)
 {
         unsigned long cr4;
         unsigned long temp;
+        struct Xgt_desc_struct *cpu_gdt_descr;
 
         spin_lock(&efi_rt_lock);
         local_irq_save(efi_rt_eflags);
 
+        cpu_gdt_descr = &per_cpu(cpu_gdt_descr, 0);
+
         /*
          * If I don't have PSE, I should just duplicate two entries in page
          * directory. If I have PSE, I just need to duplicate one entry in
@@ -103,17 +106,18 @@ static void efi_call_phys_prelog(void)
          */
         local_flush_tlb();
 
-        cpu_gdt_descr[0].address = __pa(cpu_gdt_descr[0].address);
-        load_gdt((struct Xgt_desc_struct *) __pa(&cpu_gdt_descr[0]));
+        cpu_gdt_descr->address = __pa(cpu_gdt_descr->address);
+        load_gdt(cpu_gdt_descr);
 }
 
 static void efi_call_phys_epilog(void)
 {
         unsigned long cr4;
+        struct Xgt_desc_struct *cpu_gdt_descr = &per_cpu(cpu_gdt_descr, 0);
+
+        cpu_gdt_descr->address = __va(cpu_gdt_descr->address);
+        load_gdt(cpu_gdt_descr);
 
-        cpu_gdt_descr[0].address =
-                (unsigned long) __va(cpu_gdt_descr[0].address);
-        load_gdt(&cpu_gdt_descr[0]);
         cr4 = read_cr4();
 
         if (cr4 & X86_CR4_PSE) {