rcu_dereference_rtnl(9)

rcu_dereference_rtnl(9) 🦋

okay so bestie, welcome to the Kernel API Manual ✨ this page is all about rcu_dereference_rtnl, and it is literally rcu_dereference with debug checking. no cap.

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💖 NAME 💖

rcu_dereference_rtnl — rcu_dereference with debug checking. periodt.

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🌸 SYNOPSIS 🌸

rcu_dereference_rtnl (p );

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🎀 ARGUMENTS 🎀

• p — the pointer to read, prior to dereferencing. that's the whole vibe, fr fr.

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✨ DESCRIPTION ✨

So what it does: it does an rcu_dereference(p), but then it checks that the caller either holds rcu_read_lock or RTNL. that's the debug-checking part, bestie 💅

Note : Please prefer rtnl_dereference or rcu_dereference.

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🌈 SEE ALSO 🌈

• Kernel file ./include/linux/rtnetlink.h
• rtnl_dereference(9)
• rcu_replace_pointer_rtnl(9)
• rtnl_notify_needed(9)

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k bye bestie 🫶 this iconic page comes from ./include/linux in the Kernel API Manual, dated October 2026, and it's rcu_dereference_rtnl(9) signing off 💅✨