diff options
Diffstat (limited to 'Documentation/ABI/testing/sysfs-fs-ext4')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-fs-ext4 | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/Documentation/ABI/testing/sysfs-fs-ext4 b/Documentation/ABI/testing/sysfs-fs-ext4 index c631253cf85c..2edd0a6672d3 100644 --- a/Documentation/ABI/testing/sysfs-fs-ext4 +++ b/Documentation/ABI/testing/sysfs-fs-ext4 @@ -33,7 +33,7 @@ What: /sys/fs/ext4/<disk>/mb_order2_req Date: March 2008 Contact: "Theodore Ts'o" <tytso@mit.edu> Description: - Tuning parameter which controls the minimum size for + Tuning parameter which controls the minimum size for requests (as a power of 2) where the buddy cache is used @@ -45,8 +45,8 @@ Description: parameter will have their blocks allocated out of a block group specific preallocation pool, so that small files are packed closely together. Each large file - will have its blocks allocated out of its own unique - preallocation pool. + will have its blocks allocated out of its own unique + preallocation pool. What: /sys/fs/ext4/<disk>/inode_readahead_blks Date: March 2008 @@ -109,3 +109,10 @@ Description: write operation (since a 4k random write might turn into a much larger write due to the zeroout operation). + +What: /sys/fs/ext4/<disk>/journal_task +Date: February 2019 +Contact: "Theodore Ts'o" <tytso@mit.edu> +Description: + This file is read-only and shows the pid of journal thread in + current pid-namespace or 0 if task is unreachable. |