From cc1092019ce3d9b3e85a285b41e852ff94a6b590 Mon Sep 17 00:00:00 2001
From: Bryn Reeves <breeves@redhat.com>
Date: Tue, 3 Oct 2006 01:15:35 -0700
Subject: [PATCH] dm: add debug macro

Add CONFIG_DM_DEBUG and DMDEBUG() macro.

Signed-off-by: Bryn Reeves <breeves@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
 drivers/md/Kconfig | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'drivers/md/Kconfig')

diff --git a/drivers/md/Kconfig b/drivers/md/Kconfig
index 6dd31a291d8..949c71fbfbb 100644
--- a/drivers/md/Kconfig
+++ b/drivers/md/Kconfig
@@ -201,6 +201,14 @@ config BLK_DEV_DM
 
 	  If unsure, say N.
 
+config DM_DEBUG
+	boolean "Device mapper debugging support"
+	depends on BLK_DEV_DM && EXPERIMENTAL
+	---help---
+	  Enable this for messages that may help debug device-mapper problems.
+
+	  If unsure, say N.
+
 config DM_CRYPT
 	tristate "Crypt target support"
 	depends on BLK_DEV_DM && EXPERIMENTAL
-- 
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