| 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, ztailpacking, | |
| dedupe, fragments. | |
| What: /sys/fs/erofs/<disk>/sync_decompress | |
| Date: November 2021 | |
| Contact: "Huang Jianan" <huangjianan@oppo.com> | |
| Description: Control strategy of sync decompression: | |
| - 0 (default, auto): enable for readpage, and enable for | |
| readahead on atomic contexts only. | |
| - 1 (force on): enable for readpage and readahead. | |
| - 2 (force off): disable for all situations. |