block: move policy from disk to part0

Move disk->policy to part0->policy.  Implement and use get_disk_ro().

Signed-off-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/fs/partitions/check.c b/fs/partitions/check.c
index 24d2c56d7d2d..ace6d03602c7 100644
--- a/fs/partitions/check.c
+++ b/fs/partitions/check.c
@@ -375,7 +375,7 @@ int add_partition(struct gendisk *disk, int partno,
         p->start_sect = start;
         p->nr_sects = len;
         p->partno = partno;
-        p->policy = disk->policy;
+        p->policy = get_disk_ro(disk);
 
         dname = dev_name(ddev);
         if (isdigit(dname[strlen(dname) - 1]))