[PATCH 1/5] f2fs: add missing sysfs description

[Chao Yu]

There are some missing sysfs entries' description in document, add them.

Signed-off-by: Chao Yu <yuchao0@xxxxxxxxxx>
---
 Documentation/ABI/testing/sysfs-fs-f2fs | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/Documentation/ABI/testing/sysfs-fs-f2fs b/Documentation/ABI/testing/sysfs-fs-f2fs
index 11b7f4ebea7c..b7160b29b91d 100644
--- a/Documentation/ABI/testing/sysfs-fs-f2fs
+++ b/Documentation/ABI/testing/sysfs-fs-f2fs
@@ -51,6 +51,12 @@ Description:
 		 Controls the dirty page count condition for the in-place-update
 		 policies.
 
+What:		/sys/fs/f2fs/<disk>/min_hot_blocks
+Date:		March 2017
+Contact:	"Jaegeuk Kim" <jaegeuk@xxxxxxxxxx>
+Description:
+		 Controls the dirty page count condition for redefining hot data.
+
 What:		/sys/fs/f2fs/<disk>/max_small_discards
 Date:		November 2013
 Contact:	"Jaegeuk Kim" <jaegeuk.kim@xxxxxxxxxxx>
@@ -102,6 +108,12 @@ Contact:	"Jaegeuk Kim" <jaegeuk@xxxxxxxxxx>
 Description:
 		 Controls the idle timing.
 
+What:		/sys/fs/f2fs/<disk>/iostat_enable
+Date:		August 2017
+Contact:	"Chao Yu" <yuchao0@xxxxxxxxxx>
+Description:
+		 Controls to enable/disable IO stat.
+
 What:		/sys/fs/f2fs/<disk>/ra_nid_pages
 Date:		October 2015
 Contact:	"Chao Yu" <chao2.yu@xxxxxxxxxxx>
@@ -122,6 +134,12 @@ Contact:	"Shuoran Liu" <liushuoran@xxxxxxxxxx>
 Description:
 		 Shows total written kbytes issued to disk.
 
+What:		/sys/fs/f2fs/<disk>/feature
+Date:		July 2017
+Contact:	"Jaegeuk Kim" <jaegeuk@xxxxxxxxxx>
+Description:
+		 Shows all enabled features in current device.
+
 What:		/sys/fs/f2fs/<disk>/inject_rate
 Date:		May 2016
 Contact:	"Sheng Yong" <shengyong1@xxxxxxxxxx>
-- 
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