1 files changed, 4 insertions, 0 deletions

diff --git a/arch/x86/power/cpu.c b/arch/x86/power/cpu.c
index 0a979f3e5b8a..1290ba54b350 100644
--- a/arch/x86/power/cpu.c
+++ b/arch/x86/power/cpu.c
@@ -105,6 +105,8 @@ static void __save_processor_state(struct saved_context *ctxt)
         ctxt->cr4 = read_cr4();
         ctxt->cr8 = read_cr8();
 #endif
+        ctxt->misc_enable_saved = !rdmsrl_safe(MSR_IA32_MISC_ENABLE,
+                                               &ctxt->misc_enable);
 }
 
 /* Needed by apm.c */
@@ -152,6 +154,8 @@ static void fix_processor_context(void)
  */
 static void __restore_processor_state(struct saved_context *ctxt)
 {
+        if (ctxt->misc_enable_saved)
+                wrmsrl(MSR_IA32_MISC_ENABLE, ctxt->misc_enable);
         /*
          * control registers
          */