for_each_subsys(9)

okay bestie, you're reading for_each_subsys(9) from the Kernel API Manual, and it's giving kernel-internals realness 💅✨

💖 NAME 💖

for_each_subsys — iterate all enabled cgroup subsystems. That's the whole assignment, and it ate. 🫶

✨ SYNOPSIS ✨

for_each_subsys (ss , ssid );

🎀 ARGUMENTS 🎀

• ss — the iteration cursor. It's literally the thing you're moving through the loop, bestie. 🌀
• ssid — the index of ss; it's CGROUP_SUBSYS_COUNT after reaching the end. That's the finish-line vibe check, no cap. 🏁

🌸 SEE ALSO 🌸

• Kernel file ./kernel/cgroup/cgroup-internal.h — go look here for the source-y context, iykyk. 📂👀

Signed off from ./kernel/cgroup — October 2026 — for_each_subsys(9) 💅🎀🦋