linux-kernel - [PATCH] lockdep: Don't disable lockdep for out of tree modules

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Date:	Wed, 16 Nov 2011 13:20:35 +0530
From:	"Aneesh Kumar K.V" <aneesh.kumar@...ux.vnet.ibm.com>
To:	Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...e.hu>
Cc:	linux-kernel <linux-kernel@...r.kernel.org>,
	"Aneesh Kumar K.V" <aneesh.kumar@...ux.vnet.ibm.com>
Subject: [PATCH] lockdep: Don't disable lockdep for out of tree modules

From: "Aneesh Kumar K.V" <aneesh.kumar@...ux.vnet.ibm.com>

I guess it would be nice to get lockdep enabled for out of tree GPL modules

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@...ux.vnet.ibm.com>
---
 kernel/panic.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/kernel/panic.c b/kernel/panic.c
index b2659360..3bd7088 100644
--- a/kernel/panic.c
+++ b/kernel/panic.c
@@ -240,7 +240,8 @@ void add_taint(unsigned flag)
 	 * Also we want to keep up lockdep for staging development and
 	 * post-warning case.
 	 */
-	if (flag != TAINT_CRAP && flag != TAINT_WARN && __debug_locks_off())
+	if (flag != TAINT_CRAP && flag != TAINT_WARN &&
+	    flag != TAINT_OOT_MODULE && __debug_locks_off())
 		printk(KERN_WARNING "Disabling lock debugging due to kernel taint\n");
 
 	set_bit(flag, &tainted_mask);
-- 
1.7.5.4

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