nilfs_bmap_propagate(9)

💖 nilfs_bmap_propagate(9) 💖

okay bestie, welcome to the Kernel API Manual entry for nilfs_bmap_propagate(9) — yes, title and manual name folded right in up top so we can get to the good stuff. 🫶

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🌸 NAME 🌸

nilfs_bmap_propagate — propagate dirty state. That's the whole vibe check, no cap. ✨

✨ SYNOPSIS ✨

literally the signature, character for character:

int nilfs_bmap_propagate (struct nilfs_bmap *bmap , struct buffer_head *bh );

🎀 ARGUMENTS 🎀

• bmap — bmap 💅 (that's the arg, bestie, keep it moving)
• bh — buffer head 🦋

🦋 DESCRIPTION 🦋

okay so here's the tea: nilfs_bmap_propagate marks the buffers that directly or indirectly refer to the block specified by bh dirty. That's it. That's the whole function. Clean, iconic, no extra lore. 👑

🔥 RETURN 🔥

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

• -EIO — I/O error (including metadata corruption). 😭
• -ENOMEM — Insufficient memory available. 💀

🌈 SEE ALSO 🌈

Kernel file ./fs/nilfs2/bmap.c — and these related besties, all in the order the page gives them:

• nilfs_bmap_lookup_at_level(9)
• nilfs_bmap_insert(9)
• nilfs_bmap_seek_key(9)
• nilfs_bmap_delete(9)
• nilfs_bmap_truncate(9)
• nilfs_bmap_clear(9)
• nilfs_bmap_lookup_dirty_buffers(9)
• nilfs_bmap_assign(9)
• nilfs_bmap_mark(9)
• nilfs_bmap_test_and_clear_dirty(9)
• nilfs_bmap_read(9)
• nilfs_bmap_write(9)

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mwah 💋 that's the whole page — from ./fs/nilfs2, dated October 2026, and it's the nilfs_bmap_propagate(9) entry, fr fr. 🫶