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-rw-r--r--Documentation/ABI/testing/sysfs-fs-ext413
1 files changed, 10 insertions, 3 deletions
diff --git a/Documentation/ABI/testing/sysfs-fs-ext4 b/Documentation/ABI/testing/sysfs-fs-ext4
index 5fb709997d96..f22ac0872ae8 100644
--- a/Documentation/ABI/testing/sysfs-fs-ext4
+++ b/Documentation/ABI/testing/sysfs-fs-ext4
@@ -48,7 +48,7 @@ Description:
will have its blocks allocated out of its own unique
preallocation pool.
-What: /sys/fs/ext4/<disk>/inode_readahead
+What: /sys/fs/ext4/<disk>/inode_readahead_blks
Date: March 2008
Contact: "Theodore Ts'o" <tytso@mit.edu>
Description:
@@ -85,7 +85,14 @@ 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
+ inode used by the inode allocator in preference to
+ all other allocation heuristics. This is intended for
debugging use only, and should be 0 on production
systems.
+
+What: /sys/fs/ext4/<disk>/max_writeback_mb_bump
+Date: September 2009
+Contact: "Theodore Ts'o" <tytso@mit.edu>
+Description:
+ The maximum number of megabytes the writeback code will
+ try to write out before move on to another inode.