1 files changed, 2 insertions, 1 deletions
diff --git a/Documentation/block/null_blk.txt b/Documentation/block/null_blk.txt
index ea2dafe49ae8..4cad1024fff7 100644
--- a/Documentation/block/null_blk.txt
+++ b/Documentation/block/null_blk.txt
@@ -88,7 +88,8 @@ shared_tags=[0/1]: Default: 0
 zoned=[0/1]: Default: 0
  0: Block device is exposed as a random-access block device.
-  1: Block device is exposed as a host-managed zoned block device.
+  1: Block device is exposed as a host-managed zoned block device. Requires
+     CONFIG_BLK_DEV_ZONED.
 zone_size=[MB]: Default: 256
  Per zone size when exposed as a zoned block device. Must be a power of two.

diff --git a/Documentation/block/null_blk.txt b/Documentation/block/null_blk.txt index ea2dafe49ae8..4cad1024fff7 100644 --- a/Documentation/block/null_blk.txt +++ b/Documentation/block/null_blk.txt
@@ -88,7 +88,8 @@ shared_tags=[0/1]: Default: 0
88		88
89	zoned=[0/1]: Default: 0	89	zoned=[0/1]: Default: 0
90	0: Block device is exposed as a random-access block device.	90	0: Block device is exposed as a random-access block device.
91	1: Block device is exposed as a host-managed zoned block device.	91	1: Block device is exposed as a host-managed zoned block device. Requires
		92	CONFIG_BLK_DEV_ZONED.
92		93
93	zone_size=[MB]: Default: 256	94	zone_size=[MB]: Default: 256
94	Per zone size when exposed as a zoned block device. Must be a power of two.	95	Per zone size when exposed as a zoned block device. Must be a power of two.