css_misc(9)

💅 css_misc(9) — the kernel page, bestie edition ✨

okay so real talk, this one's from the Kernel API Manual and it's literally the tiniest little helper you ever did see, but it ATE and we're obsessed 🎀

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🌸 NAME 🌸

css_misc — get the misc cgroup from the css. that's it. that's the whole vibe 💖

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✨ SYNOPSIS ✨

struct misc_cg * css_misc (struct cgroup_subsys_state *css );

no cap, that's the entire signature. copy it exactly, don't @ me 🙈

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🦋 ARGUMENTS 🦋

• css — the cgroup subsys state object. yeah, that one. the cgroup_subsys_state you're handing over 💅

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🎀 CONTEXT 🎀

Any context. literally any. main character energy, no restrictions, you can call it whenever you want 🫶

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👑 RETURN 👑

so here's what you get back:

• NULL — if css is null. sad but valid 😭
• struct misc_cg * — the misc cgroup pointer of the css you passed in. slay 💖

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🧚 SEE ALSO 🧚

• Kernel file ./include/linux/misc_cgroup.h
• enum misc_res_type(9)
• struct misc_res(9)
• struct misc_cg(9)

go read those next, iykyk ⭐

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💀 friendly reminder bestie: if you pass a null css you get NULL back, so like… check it. no cap.

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and that's the whole page, periodt. 🌈 this lil number lives in ./include/linux and it's dated October 2026 — it's css_misc(9) and it's iconic, byeee 🦋💜