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* [PATCH] block: null: Add documentation for "zone_nr_conv" param
@ 2019-04-07  8:19 Minwoo Im
  2019-04-09  2:08 ` Chaitanya Kulkarni
  2019-04-09 14:18 ` Jens Axboe
  0 siblings, 2 replies; 3+ messages in thread
From: Minwoo Im @ 2019-04-07  8:19 UTC (permalink / raw)
  To: linux-block; +Cc: Jens Axboe, Jonathan Corbet, Bart Van Assche, Minwoo Im

zone_nr_conv module parameter was introduced by a commit
ea2c18e1("null_blk: Add conventional zone configuration for zoned
support").

This patch describes "zone_nr_conv" module parameter to the document.

Signed-off-by: Minwoo Im <minwoo.im.dev@gmail.com>
---
 Documentation/block/null_blk.txt | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Documentation/block/null_blk.txt b/Documentation/block/null_blk.txt
index 4cad1024fff7..41f0a3d33bbd 100644
--- a/Documentation/block/null_blk.txt
+++ b/Documentation/block/null_blk.txt
@@ -93,3 +93,7 @@ zoned=[0/1]: Default: 0
 
 zone_size=[MB]: Default: 256
   Per zone size when exposed as a zoned block device. Must be a power of two.
+
+zone_nr_conv=[nr_conv]: Default: 0
+  The number of conventional zones to create when block device is zoned.  If
+  zone_nr_conv >= nr_zones, it will be reduced to nr_zones - 1.
-- 
2.17.1


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2019-04-07  8:19 [PATCH] block: null: Add documentation for "zone_nr_conv" param Minwoo Im
2019-04-09  2:08 ` Chaitanya Kulkarni
2019-04-09 14:18 ` Jens Axboe

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