MF_ATTR_RO(9)

💅 MF_ATTR_RO(9) 💅

okay so bestie, welcome to the Kernel API Manual — this one's a macro page, it's giving "small but mighty" energy, and honestly? iconic. ✨

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🌸 NAME 🌸

MF_ATTR_RO — the macro that creates a sysfs entry for each and every memory failure statistic. yes, each one. it's a whole roster situation and this macro is the casting director 🎀

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✨ SYNOPSIS ✨

MF_ATTR_RO (_name );

that's it. that's the whole vibe. one argument, no drama 🦋

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💖 ARGUMENTS 💖

• _name — the name of the file that's gonna live inside the per NUMA sysfs directory. literally just the name, that's the assignment, and it ate 💅

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👑 SEE ALSO 👑

all the lore, in ./mm/memory-failure.c — go read the source, it's giving main character energy:

• get_hwpoison_page(9)
• mf_dax_kill_procs(9)
• memory_failure_pfn(9)
• memory_failure(9)
• memory_failure_queue(9)
• unpoison_memory(9)
• soft_offline_page(9)

iykyk 🔥

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ngl bestie, this one's short and sweet — but every single detail is here, no cap. don't skip the SEE ALSO list, fr fr, those functions are the whole friend group 🫶

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kisses from the ./mm directory, mwah 💋 — sourced straight from there, dated October 2026, and no I will not be calm about it. bye bestie, slay your sysfs entries 🌈⭐