Allow node type segments also to be GC'd via f2fs ioctl
F2FS_IOC_GARBAGE_COLLECT_RANGE.
Signed-off-by: NSahitya Tummala <stummala@codeaurora.org>
Reviewed-by: NChao Yu <yuchao0@huawei.com>
Signed-off-by: NJaegeuk Kim <jaegeuk@kernel.org>