Btrfs: make btrfs acls selectable

This patch adds a menu entry to kconfig to enable acls for btrfs.
This allows you to enable FS_POSIX_ACL at kernel compile time.

(updated by Jeff Mahoney to make the changes in fs/btrfs/Kconfig instead)

Signed-off-by: Christian Hesse <mail@earthworm.de>
Signed-off-by: Jeff Mahoney <jeffm@suse.com>

diff --git a/fs/btrfs/Kconfig b/fs/btrfs/Kconfig
index f8fcf99..7bb3c02 100644 (file)
--- a/fs/btrfs/Kconfig
+++ b/fs/btrfs/Kconfig
@@ -16,3 +16,16 @@ config BTRFS_FS
          module will be called btrfs.
 
          If unsure, say N.
+
+config BTRFS_FS_POSIX_ACL
+       bool "Btrfs POSIX Access Control Lists"
+       depends on BTRFS_FS
+       select FS_POSIX_ACL
+       help
+         POSIX Access Control Lists (ACLs) support permissions for users and
+         groups beyond the owner/group/world scheme.
+
+         To learn more about Access Control Lists, visit the POSIX ACLs for
+         Linux website <http://acl.bestbits.at/>.
+
+         If you don't know what Access Control Lists are, say N