1 files changed, 4 insertions, 3 deletions

diff --git a/arch/i386/kernel/time.c b/arch/i386/kernel/time.c
index 316421a7f56f..edd00f6cee37 100644
--- a/arch/i386/kernel/time.c
+++ b/arch/i386/kernel/time.c
@@ -135,7 +135,7 @@ unsigned long profile_pc(struct pt_regs *regs)
 {
         unsigned long pc = instruction_pointer(regs);
 
-        if (in_lock_functions(pc))
+        if (!user_mode_vm(regs) && in_lock_functions(pc))
                 return *(unsigned long *)(regs->ebp + 4);
 
         return pc;
@@ -206,15 +206,16 @@ irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 unsigned long get_cmos_time(void)
 {
         unsigned long retval;
+        unsigned long flags;
 
-        spin_lock(&rtc_lock);
+        spin_lock_irqsave(&rtc_lock, flags);
 
         if (efi_enabled)
                 retval = efi_get_time();
         else
                 retval = mach_get_cmos_time();
 
-        spin_unlock(&rtc_lock);
+        spin_unlock_irqrestore(&rtc_lock, flags);
 
         return retval;
 }