From a687688b7fd5387b645dea8479f4d82fce233d2e Mon Sep 17 00:00:00 2001
From: Jaegeuk Kim <jaegeuk@kernel.org>
Date: Mon, 21 Dec 2015 18:01:47 +1100
Subject: [PATCH] common: support f2fs for _scratch_mkfs_sized

The mkfs.f2fs has an option to build a certain sized filesystem by giving
the number of sectors.

So, this patch adds to use that.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
---
 common/rc | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/common/rc b/common/rc
index 4164d9e1..b75afc5a 100644
--- a/common/rc
+++ b/common/rc
@@ -741,6 +741,11 @@ _scratch_mkfs_sized()
 	$MKFS_REISER4_PROG $MKFS_OPTIONS -y -b $blocksize $SCRATCH_DEV \
 			   `expr $fssize / 1024`
 	;;
+    f2fs)
+	# mkfs.f2fs requires # of sectors as an input for the size
+	sector_size=`blockdev --getss $SCRATCH_DEV`
+	$MKFS_F2FS_PROG $MKFS_OPTIONS $SCRATCH_DEV `expr $fssize / $sector_size`
+	;;
     *)
 	_notrun "Filesystem $FSTYP not supported in _scratch_mkfs_sized"
 	;;
-- 
2.39.5