cifs: Add CONFIG_CIFS_DEBUG and rename use of CIFS_DEBUG

This can reduce the size of the module by ~120KB which
could be useful for embedded systems.

$ size fs/cifs/built-in.o*
   text	   data	    bss	    dec	    hex	filename
 388567	  34459	 100440	 523466	  7fcca	fs/cifs/built-in.o.new
 495970	  34599	 117904	 648473	  9e519	fs/cifs/built-in.o.old

Signed-off-by: Joe Perches <joe@perches.com>
Reviewed-by: Jeff Layton <jlayton@redhat.com>

1 files changed, 9 insertions, 1 deletions

diff --git a/fs/cifs/Kconfig b/fs/cifs/Kconfig
index 2075ddfffa73..21ff76c22a17 100644
--- a/fs/cifs/Kconfig
+++ b/fs/cifs/Kconfig
@@ -122,9 +122,17 @@ config CIFS_ACL
             Allows fetching CIFS/NTFS ACL from the server.  The DACL blob
             is handed over to the application/caller.
 
+config CIFS_DEBUG
+        bool "Enable CIFS debugging routines"
+        default y
+        depends on CIFS
+        help
+           Enabling this option adds helpful debugging messages to
+           the cifs code which increases the size of the cifs module.
+           If unsure, say Y.
 config CIFS_DEBUG2
         bool "Enable additional CIFS debugging routines"
-        depends on CIFS
+        depends on CIFS_DEBUG
         help
            Enabling this option adds a few more debugging routines
            to the cifs code which slightly increases the size of