When setting the whole device read-only (or clearing the read-only
state), also update the policy for all partitions. The s390 dasd
driver has awlways been doing this and it makes a lot of sense.
Signed-off-by: Christoph Hellwig <h...@lst.de>
---
block/ioctl.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/block/ioctl.c b/block/ioctl.c
index 6b785181344fe1..22f394d118c302 100644
--- a/block/ioctl.c
+++ b/block/ioctl.c
@@ -354,7 +354,10 @@ static int blkdev_roset(struct block_device *bdev, fmode_t
mode,
if (ret)
return ret;
}
- bdev->bd_part->policy = n;
+ if (bdev_is_partition(bdev))
+ bdev->bd_part->policy = n;
+ else
+ set_disk_ro(bdev->bd_disk, n);
return 0;
}
--
2.29.2
--
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