vm: add VM_FAULT_SIGSEGV handling support

[firefly-linux-kernel-4.4.55.git] / arch / powerpc / kernel / dbell.c

diff --git a/arch/powerpc/kernel/dbell.c b/arch/powerpc/kernel/dbell.c
index 9ebbc24bb23c397bbdc446fd2f67152f73e391f5..d55c76c571f38dce85137b7e28e8a6d2f59aaf38 100644 (file)
--- a/arch/powerpc/kernel/dbell.c
+++ b/arch/powerpc/kernel/dbell.c
@@ -41,6 +41,8 @@ void doorbell_exception(struct pt_regs *regs)
 
        may_hard_irq_enable();
 
+       __get_cpu_var(irq_stat).doorbell_irqs++;
+
        smp_ipi_demux();
 
        irq_exit();