linux-kernel - [PATCH]: cleanup debug message in irq_to_desc_alloc

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Date:	Wed, 10 Mar 2010 08:45:10 -0500
From:	Prarit Bhargava <prarit@...hat.com>
To:	linux-kernel@...r.kernel.org, yinghai@...nel.org
Cc:	Prarit Bhargava <prarit@...hat.com>
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 <prarit@...hat.com>

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)
 	else
 		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);
 		BUG_ON(1);
 	}
 	init_one_irq_desc(irq, desc, node);
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/