Btrfs: MAINTAINERS entry

Signed-off-by: Chris Mason <chris.mason@oracle.com>

diff --git a/MAINTAINERS b/MAINTAINERS
index fbc8fa5..e1b7426 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -1021,6 +1021,14 @@
 W:	http://bu3sch.de/btgpio.php
 S:	Maintained
 
+BTRFS FILE SYSTEM
+P:	Chris Mason
+M:	chris.mason@oracle.com
+L:	linux-btrfs@vger.kernel.org
+W:	http://btrfs.wiki.kernel.org/
+T:	git kernel.org:/pub/scm/linux/kernel/git/mason/btrfs-unstable.git
+S:	Maintained
+
 BTTV VIDEO4LINUX DRIVER
 P:	Mauro Carvalho Chehab
 M:	mchehab@infradead.org