1What: /sys/fs/erofs/features/ 2Date: November 2021 3Contact: "Huang Jianan" <huangjianan@oppo.com> 4Description: Shows all enabled kernel features. 5 Supported features: 6 zero_padding, compr_cfgs, big_pcluster, chunked_file, 7 device_table, compr_head2, sb_chksum. 8 9What: /sys/fs/erofs/<disk>/sync_decompress 10Date: November 2021 11Contact: "Huang Jianan" <huangjianan@oppo.com> 12Description: Control strategy of sync decompression 13 - 0 (default, auto): enable for readpage, and enable for 14 readahead on atomic contexts only, 15 - 1 (force on): enable for readpage and readahead. 16 - 2 (force off): disable for all situations. 17