[PATCH 3/4] libnvdimm/blk: implement ->set_read_only to hook into BLKROSET processing

From: Huaisheng Ye
Date: Wed Oct 27 2021 - 08:09:52 EST


Implement the ->set_read_only method for nd_blk.

Signed-off-by: Huaisheng Ye <huaisheng.ye@xxxxxxxxx>
---
drivers/nvdimm/blk.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/nvdimm/blk.c b/drivers/nvdimm/blk.c
index 088d3dd6f6fa..9d76980ebff7 100644
--- a/drivers/nvdimm/blk.c
+++ b/drivers/nvdimm/blk.c
@@ -226,6 +226,7 @@ static int nsblk_rw_bytes(struct nd_namespace_common *ndns,
static const struct block_device_operations nd_blk_fops = {
.owner = THIS_MODULE,
.submit_bio = nd_blk_submit_bio,
+ .set_read_only = nd_set_ro,
};

static void nd_blk_release_disk(void *disk)
--
2.27.0