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-rw-r--r--Documentation/filesystems/f2fs.txt4
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/filesystems/f2fs.txt b/Documentation/filesystems/f2fs.txt
index 803784e1e8ef..f415b9fc4cc8 100644
--- a/Documentation/filesystems/f2fs.txt
+++ b/Documentation/filesystems/f2fs.txt
@@ -202,6 +202,10 @@ Files in /sys/fs/f2fs/<devname>
Otherwise, it needs to decrease this value to
reduce the space overhead. The default value is 0.
+ ram_thresh This parameter controls the memory footprint used
+ by free nids and cached nat entries. By default,
+ 10 is set, which indicates 10 MB / 1 GB RAM.
+
================================================================================
USAGE
================================================================================