summary refs log tree commit diff
path: root/kernel/irq
diff options
context:
space:
mode:
authorGrant Likely <grant.likely@secretlab.ca>2012-04-11 00:26:25 -0600
committerGrant Likely <grant.likely@secretlab.ca>2012-04-11 01:01:45 -0600
commit15e06bf64f686befd2030da867a3dad965b96cc0 (patch)
tree769d3c6192d1eeff58fd84d5e6c4667f2952d26c /kernel/irq
parentac5830a33f5b25eae1dc0708b3e7a3d270a6c07f (diff)
downloadlinux-15e06bf64f686befd2030da867a3dad965b96cc0.tar.gz
irqdomain: Fix debugfs formatting
This patch fixes the irq_domain_mapping debugfs output to pad pointer
values with leading zeros so that pointer values are displayed
correctly.  Otherwise you get output similar to "0x 5e0000000000000".
Also, when the irq_domain is set to 'null'

Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Cc: David Daney <david.daney@cavium.com>
Cc: Mika Westerberg <mika.westerberg@linux.intel.com>
Diffstat (limited to 'kernel/irq')
-rw-r--r--kernel/irq/irqdomain.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/kernel/irq/irqdomain.c b/kernel/irq/irqdomain.c
index 9310a8d365b0..eb05e40f4553 100644
--- a/kernel/irq/irqdomain.c
+++ b/kernel/irq/irqdomain.c
@@ -643,8 +643,8 @@ static int virq_debug_show(struct seq_file *m, void *private)
 	void *data;
 	int i;
 
-	seq_printf(m, "%-5s  %-7s  %-15s  %-18s  %s\n", "virq", "hwirq",
-		      "chip name", "chip data", "domain name");
+	seq_printf(m, "%-5s  %-7s  %-15s  %-*s  %s\n", "irq", "hwirq",
+		      "chip name", 2 * sizeof(void *) + 2, "chip data", "domain name");
 
 	for (i = 1; i < nr_irqs; i++) {
 		desc = irq_to_desc(i);
@@ -667,7 +667,7 @@ static int virq_debug_show(struct seq_file *m, void *private)
 			seq_printf(m, "%-15s  ", p);
 
 			data = irq_desc_get_chip_data(desc);
-			seq_printf(m, "0x%16p  ", data);
+			seq_printf(m, data ? "0x%p  " : "  %p  ", data);
 
 			if (desc->irq_data.domain && desc->irq_data.domain->of_node)
 				p = desc->irq_data.domain->of_node->full_name;