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Diffstat (limited to 'arch/mips/sgi-ip22/ip22-int.c')
-rw-r--r--arch/mips/sgi-ip22/ip22-int.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/mips/sgi-ip22/ip22-int.c b/arch/mips/sgi-ip22/ip22-int.c
index 58b40ae5933..c66889fc491 100644
--- a/arch/mips/sgi-ip22/ip22-int.c
+++ b/arch/mips/sgi-ip22/ip22-int.c
@@ -119,9 +119,14 @@ static void indy_local0_irqdispatch(void)
} else
irq = lc0msk_to_irqnr[mask];
- /* if irq == 0, then the interrupt has already been cleared */
+ /*
+ * workaround for INT2 bug; if irq == 0, INT2 has seen a fifo full
+ * irq, but failed to latch it into status register
+ */
if (irq)
do_IRQ(irq);
+ else
+ do_IRQ(SGINT_LOCAL0 + 0);
}
static void indy_local1_irqdispatch(void)