Merge tag 'xtensa-for-next-20141021-2' of git://github.com/jcmvbkbc/linux-xtensa...

[deliverable/linux.git] / arch / x86 / kernel / irq_64.c

diff --git a/arch/x86/kernel/irq_64.c b/arch/x86/kernel/irq_64.c
index 4d1c746892eb9a9aae2e38dedfec88868f347cff..e4b503d5558c5d435eddc3c3c5be8c55f1de558d 100644 (file)
--- a/arch/x86/kernel/irq_64.c
+++ b/arch/x86/kernel/irq_64.c
@@ -52,13 +52,13 @@ static inline void stack_overflow_check(struct pt_regs *regs)
            regs->sp <= curbase + THREAD_SIZE)
                return;
 
-       irq_stack_top = (u64)__get_cpu_var(irq_stack_union.irq_stack) +
+       irq_stack_top = (u64)this_cpu_ptr(irq_stack_union.irq_stack) +
                        STACK_TOP_MARGIN;
-       irq_stack_bottom = (u64)__get_cpu_var(irq_stack_ptr);
+       irq_stack_bottom = (u64)__this_cpu_read(irq_stack_ptr);
        if (regs->sp >= irq_stack_top && regs->sp <= irq_stack_bottom)
                return;
 
-       oist = &__get_cpu_var(orig_ist);
+       oist = this_cpu_ptr(&orig_ist);
        estack_top = (u64)oist->ist[0] - EXCEPTION_STKSZ + STACK_TOP_MARGIN;
        estack_bottom = (u64)oist->ist[N_EXCEPTION_STACKS - 1];
        if (regs->sp >= estack_top && regs->sp <= estack_bottom)