From 73706c3283d755d3725c6a48a18e677a15ced8be Mon Sep 17 00:00:00 2001 From: Michael Ellerman Date: Sun, 10 Apr 2011 20:26:15 +0000 Subject: [PATCH] powerpc/irq: Dump chip data pointer in virq_mapping This can be useful for differentiating interrupts on the same host but with different chip data. Signed-off-by: Michael Ellerman Signed-off-by: Benjamin Herrenschmidt --- arch/powerpc/kernel/irq.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c index ea09512a68c3..4f5d6e751a65 100644 --- a/arch/powerpc/kernel/irq.c +++ b/arch/powerpc/kernel/irq.c @@ -1086,10 +1086,11 @@ static int virq_debug_show(struct seq_file *m, void *private) struct irq_desc *desc; const char *p; static const char none[] = "none"; + void *data; int i; - seq_printf(m, "%-5s %-7s %-15s %s\n", "virq", "hwirq", - "chip name", "host name"); + seq_printf(m, "%-5s %-7s %-15s %-18s %s\n", "virq", "hwirq", + "chip name", "chip data", "host name"); for (i = 1; i < nr_irqs; i++) { desc = irq_to_desc(i); @@ -1111,6 +1112,9 @@ static int virq_debug_show(struct seq_file *m, void *private) p = none; seq_printf(m, "%-15s ", p); + data = irq_desc_get_chip_data(desc); + seq_printf(m, "0x%16p ", data); + if (irq_map[i].host && irq_map[i].host->of_node) p = irq_map[i].host->of_node->full_name; else -- 2.20.1