linux-kernel - [tip:core/locking] lockdep: Replace "Bad BFS generated tree" message with something less cryptic

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Message-ID: <tip-6be8c3935b914dfbc24b27c91c2b6d583645e61a@git.kernel.org>
Date:	Fri, 22 Apr 2011 12:21:20 GMT
From:	tip-bot for Steven Rostedt <srostedt@...hat.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, hpa@...or.com, mingo@...hat.com,
	torvalds@...ux-foundation.org, a.p.zijlstra@...llo.nl,
	fweisbec@...il.com, akpm@...ux-foundation.org, rostedt@...dmis.org,
	srostedt@...hat.com, tglx@...utronix.de, mingo@...e.hu
Subject: [tip:core/locking] lockdep: Replace "Bad BFS generated tree" message with something less cryptic

Commit-ID:  6be8c3935b914dfbc24b27c91c2b6d583645e61a
Gitweb:     http://git.kernel.org/tip/6be8c3935b914dfbc24b27c91c2b6d583645e61a
Author:     Steven Rostedt <srostedt@...hat.com>
AuthorDate: Wed, 20 Apr 2011 21:41:58 -0400
Committer:  Ingo Molnar <mingo@...e.hu>
CommitDate: Fri, 22 Apr 2011 11:06:59 +0200

lockdep: Replace "Bad BFS generated tree" message with something less cryptic

The message of "Bad BFS generated tree" is a bit confusing.
Replace it with a more sane error message.

Thanks to Peter Zijlstra for helping me come up with a better
message.

Signed-off-by: Steven Rostedt <rostedt@...dmis.org>
Acked-by: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc: Frederic Weisbecker <fweisbec@...il.com>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Andrew Morton <akpm@...ux-foundation.org>
Link: http://lkml.kernel.org/r/20110421014300.135521252@goodmis.org
Signed-off-by: Ingo Molnar <mingo@...e.hu>
---
 kernel/lockdep.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/kernel/lockdep.c b/kernel/lockdep.c
index 0b497dd..270cfa4 100644
--- a/kernel/lockdep.c
+++ b/kernel/lockdep.c
@@ -1381,7 +1381,7 @@ print_shortest_lock_dependencies(struct lock_list *leaf,
 		printk("\n");
 
 		if (depth == 0 && (entry != root)) {
-			printk("lockdep:%s bad BFS generated tree\n", __func__);
+			printk("lockdep:%s bad path found in chain graph\n", __func__);
 			break;
 		}
 
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