diff options
| -rw-r--r-- | arch/s390/kernel/irq.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/s390/kernel/irq.c b/arch/s390/kernel/irq.c index b55af916fbd5..a1af5ecdabdf 100644 --- a/arch/s390/kernel/irq.c +++ b/arch/s390/kernel/irq.c @@ -110,7 +110,7 @@ static int on_async_stack(void) { unsigned long frame = current_frame_address(); - return !!!((S390_lowcore.async_stack - frame) >> (PAGE_SHIFT + THREAD_SIZE_ORDER)); + return ((S390_lowcore.async_stack ^ frame) & ~(THREAD_SIZE - 1)) == 0; } static void do_irq_async(struct pt_regs *regs, int irq) |