media_devnode_is_registered(9)

🦋 media_devnode_is_registered(9) 🦋

hiii bestie, welcome to the Kernel API Manual page for media_devnode_is_registered(9) 💖 this one is short, sweet, and lowkey iconic — no cap.

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🌸 NAME 🌸

media_devnode_is_registered — returns true if &media_devnode is registered; false otherwise. ✨

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💅 SYNOPSIS 💅

int media_devnode_is_registered (struct media_devnode *devnode );

that’s the exact signature, bestie — no remix, no edits, we keep it verbatim 🫶

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🎀 ARGUMENTS 🎀

• devnode — pointer to struct media_devnode. 🦋 that’s the whole argument, and she’s serving exactly what the page says.

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⚠️ NOTE ⚠️

If mdev is NULL, it also returns false. 💀

that’s the note, fr fr — keeping mdev exactly as written 🙈

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🌈 SEE ALSO 🌈

• Kernel file ./include/media/media-devnode.h 👑
• struct media_file_operations(9) 💜
• struct media_devnode(9) ⭐
• media_devnode_register(9) 🔥
• media_devnode_unregister_prepare(9) 🌸
• media_devnode_unregister(9) 🧚
• media_devnode_data(9) 🍓

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mwah 💋 — signed, sealed, and delivered by ./include/media, dated October 2026, and forever starring media_devnode_is_registered(9) 🎀✨