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-rw-r--r--Documentation/filesystems/f2fs.txt6
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/filesystems/f2fs.txt b/Documentation/filesystems/f2fs.txt
index 3cd27be..4c647c2 100644
--- a/Documentation/filesystems/f2fs.txt
+++ b/Documentation/filesystems/f2fs.txt
@@ -164,6 +164,12 @@ Files in /sys/fs/f2fs/<devname>
gc_idle = 1 will select the Cost Benefit approach
& setting gc_idle = 2 will select the greedy aproach.
+ reclaim_segments This parameter controls the number of prefree
+ segments to be reclaimed. If the number of prefree
+ segments is larger than this number, f2fs tries to
+ conduct checkpoint to reclaim the prefree segments
+ to free segments. By default, 100 segments, 200MB.
+
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USAGE
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