From: Chao Yu <chao@kernel.org>
To: jaegeuk@kernel.org
Cc: linux-f2fs-devel@lists.sourceforge.net,
linux-kernel@vger.kernel.org, Chao Yu <yuchao0@huawei.com>
Subject: [PATCH v3 2/4] f2fs: fix to document fault injection option and sysfs file
Date: Mon, 12 Jun 2017 22:30:44 +0800 [thread overview]
Message-ID: <20170612143044.4147-1-chao@kernel.org> (raw)
From: Chao Yu <yuchao0@huawei.com>
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>
---
v3: fix typo.
Documentation/ABI/testing/sysfs-fs-f2fs | 12 ++++++++++++
Documentation/filesystems/f2fs.txt | 2 ++
2 files changed, 14 insertions(+)
diff --git a/Documentation/ABI/testing/sysfs-fs-f2fs b/Documentation/ABI/testing/sysfs-fs-f2fs
index a809f6005f14..994c88ca01d2 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.
--
2.13.0.90.g1eb437020
reply other threads:[~2017-06-12 14:30 UTC|newest]
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