rtl83xx_unlock(9)

💅 rtl83xx_unlock(9) — the kernel API manual, bestie edition

okay so before we get into it: this page lives in section 9 of the kernel API manual, and it's literally all about rtl83xx_unlock — the tiny little function that lets go of the mutex the regmaps are using 🔓✨ yeah. that's the whole vibe.

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🌸 NAME 🌸

rtl83xx_unlock — unlocks the mutex used by regmaps 🎀

no cap, that's it. it unlocks the mutex. the one the regmaps use. iconic behaviour, honestly.

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✨ SYNOPSIS ✨

void rtl83xx_unlock (void *ctx );

returns nothing, takes one pointer, does exactly one thing. main character with zero side quests, we love to see it 🫶

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🦋 ARGUMENTS 🦋

• ctx — the realtek_priv pointer, bestie. that's the whole argument. hand it over and let the function cook 💅

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💖 DESCRIPTION 💖

so here's the tea ☕: this function unlocks the lock that was acquired by rtl83xx_lock. that's the entire plot. rtl83xx_lock grabs it, rtl83xx_unlock releases it — they're giving matched set energy, the way that they're literally a pair 😭💕

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🔥 CONTEXT 🔥

it releases the priv->map_lock lock. that's the lock. that's the one. slay 🔓

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🎀 RETURN 🎀

nothing 😌 not void-ish nothing in a shady way, just genuinely returns nothing. it's giving "my job here is done" energy, periodt.

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👑 SEE ALSO 👑

• the kernel file ./drivers/net/dsa/realtek/rtl83xx.c — go read it, iykyk 📖
• rtl83xx_lock(9) — the one that takes the lock this one gives back 🫶
• rtl83xx_setup_user_mdio(9)
• rtl83xx_probe(9)
• rtl83xx_register_switch(9)
• rtl83xx_unregister_switch(9)
• rtl83xx_shutdown(9)
• rtl83xx_remove(9)
• rtl83xx_port_bridge_join(9)
• rtl83xx_port_bridge_leave(9)
• rtl83xx_port_fast_age(9)
• rtl83xx_port_fdb_add(9)
• rtl83xx_port_fdb_del(9)
• rtl83xx_port_fdb_dump(9)
• rtl83xx_port_mdb_add(9)
• rtl83xx_port_mdb_del(9)
• rtl83xx_port_bridge_flags(9)
• rtl83xx_setup_port_flood_control(9)

like, the whole friend group fr fr 💜

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ok that's the page!! mwah 💋 this gem comes to you from ./drivers/net/dsa/realtek, dated October 2026, and it's rtl83xx_unlock(9) — go forth and unlock responsibly, bestie 🌈⭐