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authorChao Yu <yuchao0@huawei.com>2017-06-12 22:30:44 +0800
committerJaegeuk Kim <jaegeuk@kernel.org>2017-07-04 02:11:44 -0700
commit56412894b3cee24805e48f380ffa9a5f32cff183 (patch)
tree1a0f5229bd74bb97724ea5bfbf28b994998da966
parent1727f317219bfc60a3e50306d67938ffedb17f8a (diff)
f2fs: fix to document fault injection option and sysfs file
Commit 73faec4d9935 ("f2fs: add mount option to select fault injection ratio") and Commit 087968974fcd ("f2fs: add fault injection to sysfs") forget to document mount option and sysfs file. This patch fixes to document them. Signed-off-by: Chao Yu <yuchao0@huawei.com> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
-rw-r--r--Documentation/ABI/testing/sysfs-fs-f2fs12
-rw-r--r--Documentation/filesystems/f2fs.txt2
2 files changed, 14 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-fs-f2fs b/Documentation/ABI/testing/sysfs-fs-f2fs
index 3cf9320f492c..b09108811ff1 100644
--- a/Documentation/ABI/testing/sysfs-fs-f2fs
+++ b/Documentation/ABI/testing/sysfs-fs-f2fs
@@ -112,3 +112,15 @@ Date: January 2016
Contact: "Shuoran Liu" <liushuoran@huawei.com>
Description:
Shows total written kbytes issued to disk.
+
+What: /sys/fs/f2fs/<disk>/inject_rate
+Date: May 2016
+Contact: "Sheng Yong" <shengyong1@huawei.com>
+Description:
+ Controls the injection rate.
+
+What: /sys/fs/f2fs/<disk>/inject_type
+Date: May 2016
+Contact: "Sheng Yong" <shengyong1@huawei.com>
+Description:
+ Controls the injection type.
diff --git a/Documentation/filesystems/f2fs.txt b/Documentation/filesystems/f2fs.txt
index 4f6531a4701b..8b04a6359530 100644
--- a/Documentation/filesystems/f2fs.txt
+++ b/Documentation/filesystems/f2fs.txt
@@ -155,6 +155,8 @@ noinline_data Disable the inline data feature, inline data feature is
enabled by default.
data_flush Enable data flushing before checkpoint in order to
persist data of regular and symlink.
+fault_injection=%d Enable fault injection in all supported types with
+ specified injection rate.
mode=%s Control block allocation mode which supports "adaptive"
and "lfs". In "lfs" mode, there should be no random
writes towards main area.