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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();