[PATCH] md: Add '4' to the list of levels for which bitmaps are supported

I really should make this a function of the personality....

Signed-off-by: Neil Brown <neilb@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/drivers/md/md.c b/drivers/md/md.c
index 3254ff1a5cc95ecb979c24258c61ef00157be4ec..875bced88e367e647be08b939f8212d246a9713a 100644 (file)
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -765,7 +765,8 @@ static int super_90_validate(mddev_t *mddev, mdk_rdev_t *rdev)
 
                if (sb->state & (1<<MD_SB_BITMAP_PRESENT) &&
                    mddev->bitmap_file == NULL) {
-                       if (mddev->level != 1 && mddev->level != 5 && mddev->level != 6
+                       if (mddev->level != 1 && mddev->level != 4
+                           && mddev->level != 5 && mddev->level != 6
                            && mddev->level != 10) {
                                /* FIXME use a better test */
                                printk(KERN_WARNING "md: bitmaps not supported for this level.\n");