linux-kernel - [PATCH] make might_sleep() display the oopsing process

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Message-ID: <20080827152139.GA11460@tsunami.ccur.com>
Date:	Wed, 27 Aug 2008 11:21:39 -0400
From:	Joe Korty <joe.korty@...r.com>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	Linux Kernel <linux-kernel@...r.kernel.org>
Subject: [PATCH] make might_sleep() display the oopsing process

Expand might_sleep's printk to indicate the oopsing process.

Signed-off-by: Joe Korty <joe.korty@...r.com>

Index: 2.6.27-rc4-git4/kernel/sched.c
===================================================================
--- 2.6.27-rc4-git4.orig/kernel/sched.c	2008-08-26 17:44:34.000000000 -0400
+++ 2.6.27-rc4-git4/kernel/sched.c	2008-08-26 18:24:08.000000000 -0400
@@ -8183,8 +8183,8 @@
 		prev_jiffy = jiffies;
 		printk(KERN_ERR "BUG: sleeping function called from invalid"
 				" context at %s:%d\n", file, line);
-		printk("in_atomic():%d, irqs_disabled():%d\n",
-			in_atomic(), irqs_disabled());
+		printk("in_atomic():%d, irqs_disabled():%d, pid: %d, name: %s\n",
+			in_atomic(), irqs_disabled(), current->pid, current->comm);
 		debug_show_held_locks(current);
 		if (irqs_disabled())
 			print_irqtrace_events(current);
--
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