[PATCH] md: allow raid4 arrays to be reshaped

All that is missing the the function pointers in raid4_pers.

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

diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 54a1ad5..ae30e87 100644 (file)
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -4104,6 +4104,10 @@ static struct mdk_personality raid4_personality =
        .spare_active   = raid5_spare_active,
        .sync_request   = sync_request,
        .resize         = raid5_resize,
+#ifdef CONFIG_MD_RAID5_RESHAPE
+       .check_reshape  = raid5_check_reshape,
+       .start_reshape  = raid5_start_reshape,
+#endif
        .quiesce        = raid5_quiesce,
 };