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-rw-r--r--Documentation/ABI/testing/sysfs-fs-ext410
-rw-r--r--Documentation/filesystems/ext4.txt4
2 files changed, 14 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-fs-ext4 b/Documentation/ABI/testing/sysfs-fs-ext4
index 4e79074de28..5fb709997d9 100644
--- a/Documentation/ABI/testing/sysfs-fs-ext4
+++ b/Documentation/ABI/testing/sysfs-fs-ext4
@@ -79,3 +79,13 @@ Description:
This file is read-only and shows the number of
kilobytes of data that have been written to this
filesystem since it was mounted.
+
+What: /sys/fs/ext4/<disk>/inode_goal
+Date: June 2008
+Contact: "Theodore Ts'o" <tytso@mit.edu>
+Description:
+ Tuning parameter which (if non-zero) controls the goal
+ inode used by the inode allocator in p0reference to
+ all other allocation hueristics. This is intended for
+ debugging use only, and should be 0 on production
+ systems.
diff --git a/Documentation/filesystems/ext4.txt b/Documentation/filesystems/ext4.txt
index 608fdba97b7..7be02ac5fa3 100644
--- a/Documentation/filesystems/ext4.txt
+++ b/Documentation/filesystems/ext4.txt
@@ -235,6 +235,10 @@ minixdf Make 'df' act like Minix.
debug Extra debugging information is sent to syslog.
+abort Simulate the effects of calling ext4_abort() for
+ debugging purposes. This is normally used while
+ remounting a filesystem which is already mounted.
+
errors=remount-ro Remount the filesystem read-only on an error.
errors=continue Keep going on a filesystem error.
errors=panic Panic and halt the machine if an error occurs.