databuf_lo_before_commit(9)

💅 databuf_lo_before_commit 💅

okay so this is the databuf_lo_before_commit(9) page from the Kernel API Manual, and it’s lowkey a little data-buffer moment. no cap, the whole thing is about scanning the data buffers and writing as we go. ✨

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🌸 NAME 🌸

databuf_lo_before_commit — Scan the data buffers, writing as we go 🫶

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🦋 SYNOPSIS 🦋

the signature is giving very “here’s the function, bestie” energy:

void databuf_lo_before_commit (struct gfs2_sbd *sdp , struct gfs2_trans
*tr );

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🎀 ARGUMENTS 🎀

two args, two vibes:

• sdp — The filesystem 💖
• tr — The system transaction being flushed 🔥

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👑 SEE ALSO 👑

Kernel file ./fs/gfs2/lops.c, plus the icon squad of related pages is literally:

• gfs2_pin(9)
• gfs2_unpin(9)
• gfs2_end_log_write_bh(9)
• gfs2_end_log_write(9)
• gfs2_log_submit_write(9)
• gfs2_log_alloc_bio(9)
• gfs2_log_get_bio(9)
• gfs2_log_write(9)
• gfs2_log_write_bh(9)
• gfs2_log_write_page(9)
• gfs2_end_log_read(9)
• gfs2_jhead_folio_search(9)
• gfs2_jhead_process_page(9)
• gfs2_find_jhead(9)

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that’s the whole page, bestie 💖 source/version: ./fs/gfs2; date: October 2026; manual: databuf_lo_before_commit(9). periodt. 🌈