bpf_mem_cgroup_page_state(9)

📦 version 7.3.1, in nixpkgs unstable

💖 bpf_mem_cgroup_page_state(9) 💖

okay so bestie, welcome to the Kernel API Manual page for bpf_mem_cgroup_page_state(9) — yes the whole thing is named after the function, that's just how these girlies roll ✨

🌸 NAME 🌸

bpf_mem_cgroup_page_state — literally just reads a memory cgroup's page state counter 🎀

🦋 SYNOPSIS 🦋

__bpf_kfunc unsigned long bpf_mem_cgroup_page_state (struct mem_cgroup
*memcg , int idx );

like. that's it. that's the whole vibe check 💅

🍓 ARGUMENTS 🍓

  • memcg — the memory cgroup, aka the thing you're snooping on 👀
  • idx — the counter idx, aka which counter you want, bestie, pick one 🎯

✨ DESCRIPTION ✨

So this little icon lets you read memory cgroup statistics 💖 The output is in bytes. That's it, that's the tea ☕ No cap, it's giving "simple and useful."

👑 RETURN 👑

The value of the page state counter, in bytes 💀 (yes, bytes, don't @ me)

🌈 SEE ALSO 🌈

Kernel file ./mm/bpf_memcontrol.c 🧚 and honestly the whole friend group:

like get you a kfunc that can do all of this, fr fr 🫶

okay that's the whole page, bestie 🌸 this came out of ./mm, dated October 2026, and it's filed under bpf_mem_cgroup_page_state(9) — mwah, slay, periodt 💅💖

📦 where this page comes from