mii_link_ok(9)

💖 mii_link_ok(9) 💖

okay so welcome to the Kernel API Manual bestie, today we're looking at mii_link_ok — like, the whole page, the whole vibe, all of it. this is the kernel manual name btw, it's mii_link_ok(9), and yes the (9) means kernel API section, we love a section number moment ✨

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🌸 NAME 🌸

mii_link_ok — literally just "is link status up/ok" 🫶 she tells you if the link is good or not, that's it, that's her whole job, iconic behavior honestly

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🎀 SYNOPSIS 🎀

int mii_link_ok (struct mii_if_info *mii );

one function, one argument, one int coming back at you. no cap, it's that simple 💅

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🦋 ARGUMENTS 🦋

• mii — the MII interface 💜 that's the thing you're passing in, it's a struct mii_if_info *, and it's the interface she's gonna check, okurrr

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✨ DESCRIPTION ✨

so here's the tea: mii_link_ok returns 1 if the MII reports link status up/ok, and 0 otherwise. that's the whole function. binary. yes/no. slay/no-slay. 🎀

like bestie literally that's it, 1 = up/ok, 0 = not up/ok. no in-between, no vibes-based answer, just the number. periodt 💅

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🔥 SEE ALSO 🔥

go read these next, they're all in the family, iykyk:

• Kernel file ./drivers/net/mii.c — the actual home of all this, the source file in question 💖
• mii_ethtool_gset(9)
• mii_ethtool_get_link_ksettings(9)
• mii_ethtool_sset(9)
• mii_ethtool_set_link_ksettings(9)
• mii_check_gmii_support(9)
• mii_nway_restart(9)
• mii_check_link(9)
• mii_check_media(9)
• generic_mii_ioctl(9)

all of them, full list, no skipping, we read the whole friend group 💜

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okay and that's the page!! love her, she's short and sweet and does exactly one thing 💖

so anyway, this whole thing lives under ./drivers/net, October 2026 era, and that's the sign-off bestie — mwah, drink some water, go check your link status 💅🎀🦋✨