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Diffstat (limited to 'arch/powerpc/kernel/irq.c')
-rw-r--r--arch/powerpc/kernel/irq.c17
1 files changed, 16 insertions, 1 deletions
diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c
index 3cb46a3b1de7..ac910d9982df 100644
--- a/arch/powerpc/kernel/irq.c
+++ b/arch/powerpc/kernel/irq.c
@@ -250,7 +250,7 @@ notrace void arch_local_irq_restore(unsigned long en)
if (WARN_ON(mfmsr() & MSR_EE))
__hard_irq_disable();
}
-#endif /* CONFIG_TRACE_IRQFLAG */
+#endif /* CONFIG_TRACE_IRQFLAGS */
set_soft_enabled(0);
@@ -342,6 +342,21 @@ bool prep_irq_for_idle(void)
return true;
}
+/*
+ * Force a replay of the external interrupt handler on this CPU.
+ */
+void force_external_irq_replay(void)
+{
+ /*
+ * This must only be called with interrupts soft-disabled,
+ * the replay will happen when re-enabling.
+ */
+ WARN_ON(!arch_irqs_disabled());
+
+ /* Indicate in the PACA that we have an interrupt to replay */
+ local_paca->irq_happened |= PACA_IRQ_EE;
+}
+
#endif /* CONFIG_PPC64 */
int arch_show_interrupts(struct seq_file *p, int prec)