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authorNeilBrown <neilb@suse.de>2008-10-21 06:25:32 +0400
committerNeilBrown <neilb@suse.de>2008-10-21 06:25:32 +0400
commit92850bbd71228730c80efd491e7427650188d359 (patch)
tree1d9d87d8eead78e2f6d37db62b580a8b7961844e /drivers/md
parent3c0ee63a64a20351ed6c16ec797e1f8c850741ea (diff)
downloadlinux-92850bbd71228730c80efd491e7427650188d359.tar.xz
md: allow extended partitions on md devices.
The new extended partition support provides a much nicer was to have partitions on md devices that the 'mdp' alternate major. We cannot really get rid of 'mdp' at this time, but we can enable extended partitions as that will probably make life easier for sysadmins. Signed-off-by: NeilBrown <neilb@suse.de>
Diffstat (limited to 'drivers/md')
-rw-r--r--drivers/md/md.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 8b303477c77b..d255997bf635 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -3463,6 +3463,11 @@ static struct kobject *md_probe(dev_t dev, int *part, void *data)
disk->fops = &md_fops;
disk->private_data = mddev;
disk->queue = mddev->queue;
+ /* Allow extended partitions. This makes the
+ * 'mdp' device redundant, but we can really
+ * remove it now.
+ */
+ disk->flags |= GENHD_FL_EXT_DEVT;
add_disk(disk);
mddev->gendisk = disk;
error = kobject_init_and_add(&mddev->kobj, &md_ktype,