bd_may_claim(9)

💅 NAME 💅

bd_may_claim — test whether a block device can be claimed

okay so bestie, this is bd_may_claim(9) from the Kernel API Manual, and it's literally here to answer one question: can this block device be claimed? 🫶✨

🌸 SYNOPSIS 🌸

bool bd_may_claim (struct block_device *bdev , void *holder , const
       struct blk_holder_ops *hops );

🎀 ARGUMENTS 🎀

• bdev — the block device of interest; the one we're checking on 👀
• holder — the holder trying to claim bdev; like, they're asking "can I have this?" 🙈
• hops — the holder ops. that's the ops for the holder, periodt 💅

🦋 DESCRIPTION 🦋

Test whether bdev can be claimed by holder. that's it, that's the whole vibe check ✨

🌈 RETURN 🌈

true if bdev can be claimed, false otherwise. no cap 💖

👑 SEE ALSO 👑

Kernel file ./block/bdev.c — that's the source spot, iykyk 👀

• bdev_validate_blocksize(9)
• bdev_freeze(9)
• bdev_thaw(9)
• bdev_deny_freeze(9)
• bdev_allow_freeze(9)
• bd_prepare_to_claim(9)
• bd_finish_claiming(9)
• bd_abort_claiming(9)
• bdev_open(9)
• bdev_yield_claim(9)
• bdev_fput(9)
• lookup_bdev(9)
• bdev_mark_dead(9)

mwah 💋 — this one's from ./block, dated October 2026. stay iconic, bestie 🫶✨