__must_not_hold(9)

💖 NAME 💖

Okay so __must_not_hold is a function attribute, and its whole personality is: caller must not hold context lock ✨. This page is __must_not_hold(9) from the Kernel API Manual, and yes, the name is literally the instruction. No cap 💅.

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✨ SYNOPSIS ✨

The signature is lowkey just this, bestie — copy it exactly:

__must_not_hold (... );

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🎀 ARGUMENTS 🎀

• ... — variable arguments. That’s the whole list, bestie 🫶.

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💅 DESCRIPTION 💅

__must_not_hold is a function attribute. It declares that the caller must not hold the given context lock instance(s) 💖.

Like, the function is out here saying “bestie, do not show up holding that lock.” It’s giving boundaries, and honestly the vibe check is strict but fair ✨.

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🦋 SEE ALSO 🦋

Kernel file: ./include/linux/compiler-context-analysis.h

• __guarded_by(9)
• __pt_guarded_by(9)
• context_lock_struct(9)
• disable_context_analysis(9)
• enable_context_analysis(9)
• __no_context_analysis(9)
• context_unsafe(9)
• __context_unsafe(9)
• context_unsafe_alias(9)
• token_context_lock(9)
• token_context_lock_instance(9)
• __must_hold(9)
• __acquires(9)
• __cond_acquires(9)
• __releases(9)
• __cond_releases(9)
• __acquire(9)
• __release(9)
• __must_hold_shared(9)
• __acquires_shared(9)
• __cond_acquires_shared(9)
• __releases_shared(9)
• __acquire_shared(9)
• __release_shared(9)
• __acquire_ret(9)
• __acquire_shared_ret(9)

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That’s the whole page, bestie 💜. Source: ./include/linux · date: October 2026 · manual name: __must_not_hold(9). Mwah 💋🎀