_scratch_unmount
}
-# this test requires the bigalloc feature to be available in mkfs.ext4
-#
-_require_ext4_mkfs_bigalloc()
+# Check the specified feature whether it is available in mkfs.ext4 or not.
+_require_ext4_mkfs_feature()
{
- $MKFS_EXT4_PROG -F -O bigalloc -n $SCRATCH_DEV 512m >/dev/null 2>&1 \
- || _notrun "mkfs.ext4 doesn't have bigalloc feature"
+ local feature=$1
+ local testfile=/tmp/$$.ext4_mkfs
+
+ if [ -z "$feature" ]; then
+ echo "Usage: _require_ext4_mkfs_feature feature"
+ exit 1
+ fi
+
+ touch $testfile
+ local result=$($MKFS_EXT4_PROG -F -O $feature -n $testfile 512m 2>&1)
+ rm -f $testfile
+ echo $result | grep -q "Invalid filesystem option" && \
+ _notrun "mkfs.ext4 doesn't support $feature feature"
}
# this test requires the ext4 kernel support bigalloc feature