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Subject[PATCH]: cleanup debug message in irq_to_desc_alloc_node()
Clean up debug messages in irq_to_desc_alloc_node().

This debug message can result in valid output like

alloc irq_desc for 73 on node -1

which looks like alot like an error message.

This debug statement has been in the kernel for about a year, so I think it is
safe to remove it and report the irq and node in the error case instead.

Signed-off-by: Prarit Bhargava <>

diff --git a/kernel/irq/handle.c b/kernel/irq/handle.c
index 17c71bb..5c3e38e 100644
--- a/kernel/irq/handle.c
+++ b/kernel/irq/handle.c
@@ -224,9 +224,10 @@ struct irq_desc * __ref irq_to_desc_alloc_node(unsigned int irq, int node)
desc = alloc_bootmem_node(NODE_DATA(node), sizeof(*desc));

- printk(KERN_DEBUG " alloc irq_desc for %d on node %d\n", irq, node);
if (!desc) {
- printk(KERN_ERR "can not alloc irq_desc\n");
+ printk(KERN_ERR
+ "can not alloc irq_desc for irq %d on node %d\n",
+ irq, node);
init_one_irq_desc(irq, desc, node);

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