kernfs_root(9)

💅 kernfs_root — bestie, let's find your root

okay so like, this is kernfs_root from the kernel API manual (kernfs_root(9)), and honestly? it's giving "small function, big main character energy." ✨

It answers one very specific question: which kernfs_root does this kernfs_node belong to? That's it. That's the whole vibe. No cap. 🎀

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✨ SYNOPSIS ✨

struct kernfs_root * kernfs_root (const struct kernfs_node *kn );

literally just hand it a node and it hands you back a root. iconic behavior honestly 🫶

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🌸 ARGUMENTS 🌸

• kn — the kernfs_node of interest 👀 like, the node you're curious about. that's the one. give it to the function and it'll do its thing.

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💖 RETURN 💖

the kernfs_root that kn belongs to. periodt. 💅 it's a struct kernfs_root * and it's your root, bestie 🌈

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🦋 SEE ALSO 🦋

• Kernel file ./fs/kernfs/kernfs-internal.h — go peek, iykyk 📖

ngl this one's short and sweet — no weird edge cases, no scary caveats, just a clean lookup. you got this 💜

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and that's the whole page!! 🍓 this beauty lives in ./fs/kernfs, dated October 2026, and it's filed under kernfs_root(9) — mwah, go slay your kernel hacking era 👑💀🔥