What:		/sys/fs/erofs/features/
Date:		November 2021
Contact:	"Huang Jianan" <huangjianan@oppo.com>
Description:	Shows all enabled kernel features.
		Supported features:
		zero_padding, compr_cfgs, big_pcluster, chunked_file,
		device_table, compr_head2, sb_chksum.