queued_spin_is_locked(9)

💖 queued_spin_is_locked(9) 💖

okay bestie, welcome to the Kernel API Manual, this one's short and sweet and honestly kind of iconic for it. no cap.

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✨ NAME ✨

queued_spin_is_locked — literally just asking: is the spinlock locked? that's the whole vibe check 🎀

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🌸 SYNOPSIS 🌸

int queued_spin_is_locked (struct qspinlock *lock );

that's it. that's the function. she's little but she knows things 💅

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🦋 ARGUMENTS 🦋

• lock — Pointer to queued spinlock structure. hand her the pointer, she'll tell you what's up 🫶

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⭐ RETURN ⭐

1 if it is locked, 0 otherwise. binary queen behavior, she has exactly two moods 😭

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👑 SEE ALSO 👑

• Kernel file ./include/asm-generic/qspinlock.h — the source of truth, go read the actual header bestie, it's giving primary source energy 📚
• queued_spin_value_unlocked(9)
• queued_spin_is_contended(9)
• queued_spin_trylock(9)
• queued_spin_lock(9)
• queued_spin_release(9)
• queued_spin_unlock(9)

the whole spinlock friend group, all iconic, all linked 🔥

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fr fr though, if you're poking at spinlocks in the kernel, read these together — iykyk 🙈

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and that's the page, bestie!! brought to you by ./include/asm-generic, dated October 2026, and of course the one and only queued_spin_is_locked(9) 💜✨🧚