bdev_thaw(9)

💖 bdev_thaw — like, the kernel API manual, bestie 💖

Okay so this is bdev_thaw(9), straight out of the Kernel API Manual, and honestly? It's giving "the sequel we all needed." Let's get into it 🫶

✨ NAME ✨

bdev_thaw — unlock filesystem 🔓

✨ SYNOPSIS ✨

int bdev_thaw (struct block_device *bdev );

✨ ARGUMENTS ✨

• bdev — the blockdevice you wanna unlock, bestie 💅

✨ DESCRIPTION ✨

So basically it unlocks the filesystem and marks it writeable again after bdev_freeze. Like, it's the un-freeze. The thaw. The "we're so back" moment 😭🔥

✨ RETURN ✨

On success, zero is returned 🎀 Negative error code on failure 💀 (as per usual, ngl).

✨ SEE ALSO ✨

Kernel file ./block/bdev.c plus the whole friend group: bdev_validate_blocksize(9), bdev_freeze(9), bdev_deny_freeze(9), bdev_allow_freeze(9), bd_may_claim(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) 🌈✨

Sign-off era 💜 This lil icon lives in ./block, and the page itself is dated October 2026 — yeah, from the future, main character energy fr fr 👑🦋 Hope that cleared it up, ily, go thaw something 💅🌸