sys_open_by_handle_at(9)

💖 sys_open_by_handle_at(9) — Kernel API Manual energy ✨

okay so bestie, this is the Kernel API Manual page for sys_open_by_handle_at(9), and it’s literally about opening the file handle. no cap, we’re keeping every detail. 🫶

🌸 NAME 🌸

sys_open_by_handle_at - Open the file handle.

🎀 SYNOPSIS 🎀

the signature, exactly as it is, don’t touch:

long sys_open_by_handle_at (int mountdirfd , struct file_handle __user *
       handle , int flags );

🦋 ARGUMENTS 🦋

• mountdirfd — directory file descriptor.
• handle — file handle to be opened.
• flags — open flags.

✨ DESCRIPTION ✨

okay so mountdirfd indicate the directory file descriptor of the mount point. the file handle is decoded relative to the vfsmount pointed by the mountdirfd. and the flags value is same as the open(2) flags. periodt 💅

👑 SEE ALSO 👑

• Kernel file ./fs/fhandle.c
• sys_name_to_handle_at(9)

mwah 💋 source/version: ./fs; date: October 2026; page: sys_open_by_handle_at(9). bye bestie, go slay 🫶🌈