nilfs_do_roll_forward(9)

✨ NAME ✨

okay bestie, this is the nilfs_do_roll_forward(9) page from the Kernel API Manual 💅 — and it's literally about how to salvage logical segments newer than the latest checkpoint. no cap, that's the whole vibe.

🌸 SYNOPSIS 🌸

       int nilfs_do_roll_forward (struct the_nilfs *nilfs , struct super_block
       *sb , struct nilfs_root *root , struct nilfs_recovery_info *ri );

🎀 ARGUMENTS 🎀

• nilfs — the nilfs object, aka the main character of this filesystem moment.
• sb — the super block instance, pulling up with its whole filesystem energy.
• root — the NILFS root instance.
• ri — pointer to a nilfs_recovery_info.

🔥 RETURN 🔥

0 on success, or one of the following negative error codes on failure:

• -EINVAL — Log format error.
• -EIO — I/O error.
• -ENOMEM — Insufficient memory available.

🦋 SEE ALSO 🦋

Kernel file ./fs/nilfs2/recovery.c and these related functions/references:

• nilfs_compute_checksum(9)
• nilfs_read_super_root_block(9)
• nilfs_read_log_header(9)
• nilfs_validate_log(9)
• nilfs_read_summary_info(9)
• nilfs_skip_summary_info(9)
• nilfs_scan_dsync_log(9)
• nilfs_abort_roll_forward(9)
• nilfs_salvage_orphan_logs(9)
• nilfs_search_super_root(9)

bye bestie 🫶 — source/version: ./fs/nilfs2; date: October 2026; manual name: nilfs_do_roll_forward(9). stay iconic 💖