resolve_path_for_trace(9)

🎀 resolve_path_for_trace(9) 🎀

okay so this is a page from the Kernel API Manual, and it's literally about resolving a path so tracepoints can show it off. Bestie, let's get into it. ✨

🌸 NAME 🌸

• resolve_path_for_trace — Resolve a path for tracepoint display

🦋 SYNOPSIS 🦋

const char * resolve_path_for_trace (const struct path *path , char *buf
       );

🧚 ARGUMENTS 🧚

• path — the path to resolve. That's the thing being looked at, bestie.
• buf — a buffer of at least PATH_MAX bytes for the resolved path. It's giving "bring enough room or don't come." 💅

💜 DESCRIPTION 💜

Okay so the function uses d_absolute_path to produce a namespace-independent absolute path. That's the whole slay. Unlike d_path, which resolves relative to the process's chroot, this one keeps things independent. The result? Trace output is deterministic regardless of the tracer's mount namespace. No cap. ✨

🌈 RETURN 🌈

It returns a pointer into buf with the resolved path — main character pointer energy. Or, if it can't do the thing, you get an error string: "<too_long>" or "<unreachable>". 😭

👑 SEE ALSO 👑

Kernel file ./security/landlock/fs.h — also check out struct landlock_inode_security(9), struct landlock_file_security(9), and struct landlock_superblock_security(9). Landlock besties, go off. 🫶

xoxo 💖 — this page came from ./security/landlock, dated October 2026, for resolve_path_for_trace(9).