fast_to_acquire(9)

💖 fast_to_acquire(9) 💖

A Kernel API Manual page, but make it cute. okay bestie, let's get into it.

🌸 NAME 🌸

fast_to_acquire — determine if a resource group will be fast to acquire. that's the whole assignment 💅

🎀 SYNOPSIS 🎀

int fast_to_acquire (struct gfs2_rgrpd *rgd );

🦋 ARGUMENTS 🦋

• rgd — the rgrp. that's it, that's the argument 🫶

✨ DESCRIPTION ✨

okay so if this is one of our preferred rgrps, it should be quicker to acquire, because we tried to set ourselves up as dlm lock master. periodt. lowkey iconic setup, ngl. 🔥

🌈 SEE ALSO 🌈

Kernel file ./fs/gfs2/rgrp.c is the place to snoop, and here's the whole friend group — iykyk:

• gfs2_setbit(9)
• gfs2_testbit(9)
• gfs2_bit_search(9)
• rs_cmp(9)
• gfs2_bitfit(9)
• gfs2_rbm_from_block(9)
• gfs2_rbm_add(9)
• gfs2_unaligned_extlen(9)
• gfs2_free_extlen(9)
• gfs2_bitcount(9)
• gfs2_rgrp_verify(9)
• gfs2_blk2rgrpd(9)
• gfs2_rgrpd_get_first(9)
• gfs2_rgrpd_get_next(9)
• __rs_deltree(9)
• gfs2_rs_deltree(9)
• gfs2_rs_delete(9)
• return_all_reservations(9)
• compute_bitstructs(9)
• gfs2_ri_total(9)
• read_rindex_entry(9)
• set_rgrp_preferences(9)
• gfs2_ri_update(9)
• gfs2_rindex_update(9)
• gfs2_rgrp_go_instantiate(9)
• gfs2_rgrp_brelse(9)
• gfs2_fitrim(9)
• rs_insert(9)
• rgd_free(9)
• rg_mblk_search(9)
• gfs2_next_unreserved_block(9)
• gfs2_reservation_check_and_update(9)
• gfs2_rbm_find(9)
• try_rgrp_unlink(9)
• gfs2_rgrp_congested(9)
• gfs2_rgrp_used_recently(9)
• gfs2_inplace_reserve(9)
• gfs2_inplace_release(9)
• gfs2_alloc_extent(9)
• rgblk_free(9)
• gfs2_rgrp_dump(9)
• gfs2_adjust_reservation(9)
• gfs2_set_alloc_start(9)
• gfs2_alloc_blocks(9)
• __gfs2_free_blocks(9)
• gfs2_free_meta(9)
• gfs2_check_blk_type(9)
• gfs2_rlist_add(9)
• gfs2_rlist_alloc(9)
• gfs2_rlist_free(9)

mwah 💋 — source/version: ./fs/gfs2, date: October 2026. fast_to_acquire(9), over and out 🫶