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-rw-r--r--Documentation/ABI/testing/sysfs-fs-f2fs6
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-fs-f2fs b/Documentation/ABI/testing/sysfs-fs-f2fs
index 523cb9d4e272..a809f6005f14 100644
--- a/Documentation/ABI/testing/sysfs-fs-f2fs
+++ b/Documentation/ABI/testing/sysfs-fs-f2fs
@@ -106,3 +106,9 @@ Description:
Controls dirty nat entries ratio threshold, if current
ratio exceeds configured threshold, checkpoint will
be triggered for flushing dirty nat entries.
+
+What: /sys/fs/f2fs/<disk>/lifetime_write_kbytes
+Date: January 2016
+Contact: "Shuoran Liu" <liushuoran@huawei.com>
+Description:
+ Shows total written kbytes issued to disk.