cmm_get_mpp(9)

💖 cmm_get_mpp(9) 💖

okay so this page is cmm_get_mpp(9), and it's from the Kernel API Manual — yes bestie, we're in kernel-docs territory now. 🫶

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🌸 NAME 🌸

cmm_get_mpp — Read memory performance parameters. That's the whole name vibe, periodt. ✨

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✨ SYNOPSIS ✨

here's the signature, exactly as it is, no cap:

void cmm_get_mpp (void );

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🎀 ARGUMENTS 🎀

• void — no arguments. Like, none. Zero. The void is voiding. 💀

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💅 DESCRIPTION 💅

Okay so cmm_get_mpp makes an hcall to query the current page loan request from the hypervisor. That's literally the whole function, bestie. 💅

Return value: nothing. Not even a little something. Just nothing. 🎀

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🦋 SEE ALSO 🦋

Kernel file: ./arch/powerpc/platforms/pseries/cmm.c — this is the source file to peek at, iykyk. Then there's the whole squad of related functions:

• cmm_alloc_pages(9)
• cmm_free_pages(9)
• cmm_oom_notify(9)
• cmm_thread(9)
• cmm_sysfs_register(9)
• cmm_unregister_sysfs(9)
• cmm_reboot_notifier(9)
• cmm_memory_cb(9)
• cmm_init(9)
• cmm_exit(9)
• cmm_set_disable(9)

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Source/version: ./arch/powerpc/platforms/pseries • date: October 2026 — bye bestie, go slay those kernel pages 💖✨