drm_modeset_unlock(9)

💅 drm_modeset_unlock(9)

okay so bestie, welcome to the Kernel API Manual, section 9 — we're doing drm_modeset_unlock(9) today and honestly? it's giving "one job, does it well" ✨

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🌸 NAME

drm_modeset_unlock — drop modeset lock 🎀

like, you're holding the lock, and now you're... not. iconic of you tbh.

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✨ SYNOPSIS

void drm_modeset_unlock (struct drm_modeset_lock *lock );

that's it. that's the whole vibe. void return, no drama, no cap 💜

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🦋 ARGUMENTS

• lock — the lock you're releasing. yes, that lock. the one you grabbed earlier. hand it over, she's free to go 🌈

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💫 SEE ALSO

okay so there's a whole friend group here, let's do introductions 🫶

• Kernel file ./drivers/gpu/drm/drm_modeset_lock.c — the source file where all the magic lives, go read it, it's right there
• kms locking(9) — the big-picture locking lore, iykyk
• drm_modeset_lock_all(9)
• drm_modeset_unlock_all(9)
• drm_warn_on_modeset_not_all_locked(9) — the one that will absolutely call you out 😭
• drm_modeset_acquire_init(9)
• drm_modeset_acquire_fini(9)
• drm_modeset_drop_locks(9)
• drm_modeset_backoff(9)
• drm_modeset_lock_init(9)
• drm_modeset_lock(9)
• drm_modeset_lock_single_interruptible(9)
• drm_modeset_lock_all_ctx(9)

every single one of them, no skips, we're thorough in this house 👑

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that's the whole page, bestie. short and slay. take the lock, drop the lock, know the family. periodt. 💅

source: ./drivers/gpu/drm  •  dated October 2026 — mwah, love that for us 🎀✨