man: fix missing description for overprovision ratio

This patch updates mkfs.f2fs man page to indicate the automatic ovp
calculation.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

diff --git a/man/mkfs.f2fs.8 b/man/mkfs.f2fs.8
index 48654aa..29e0173 100644 (file)
--- a/man/mkfs.f2fs.8
+++ b/man/mkfs.f2fs.8
@@ -58,7 +58,8 @@ Specify the volume label to the partition mounted as F2FS.
 .TP
 .BI \-o " overprovision-ratio-percentage"
 Specify the percentage over the volume size for overprovision area. This area
-is hidden to users, and utilized by F2FS cleaner. The default percentage is 5%.
+is hidden to users, and utilized by F2FS cleaner. If not specified, the best
+number will be assigned automatically accoring to the partition size.
 .TP
 .BI \-s " #-of-segments-per-section"
 Specify the number of segments per section. A section consists of