STRUCT CALL_PATH_ROOT(9)

✨ struct call_path_root(9) ✨

okay so bestie, welcome to the Kernel API Manual 💖 you're literally about to meet struct call_path_root — the root of all call paths. yes, THE root. main character energy fr fr 👑

🌸 NAME 🌸

struct call_path_root — root of all call paths. that's it, that's the vibe 🫶

🎀 SYNOPSIS 🎀

struct call_path_root {
    struct call_path call_path;
    struct list_head blocks;
    size_t next;
    size_t sz;
};

like, look at her. four members, zero notes 💅

🦋 Members 🦋

• call_path — the root call path itself. the OG. the blueprint. everything else descends from her 👑
• blocks — list of blocks to store call paths. think of it as her little storage shelf 🗄️✨
• next — next free space. she's keeping track so you don't have to 🧚
• sz — number of spaces. yes literally, the count of spaces 🌈

🔥 SEE ALSO 🔥

• Kernel file ./tools/perf/util/call-path.h
• struct call_path(9)

iykyk — go read those next, no cap 📚💜

bestie reminder: this page lives in ./tools/perf/util, and it's dated October 2026 — so go forth, slay, and may your call paths always have a root 🌸✨🎀💅