ring_buffer_size(9)

📦 version 7.3.1, in nixpkgs unstable

💖 NAME 💖

okay so hi bestie, welcome to the Kernel API Manual page for ring_buffer_size(9) — and yes, she's literally the function that returns the size of the ring buffer in bytes. that's the whole flex. 💅✨

🌸 SYNOPSIS 🌸

the call itself is giving:

unsigned long ring_buffer_size (struct trace_buffer *buffer , int cpu );

🎀 ARGUMENTS 🎀

  • buffer — the ring buffer, bestie. that's the struct trace_buffer * being passed in.
  • cpu — the CPU to get the ring buffer size from. it's the int in the call — you're basically asking for the tea on that CPU. 🧚

🦋 SEE ALSO 🦋

no cap, the whole ring-buffer extended universe is listed here. go browse, iykyk:

okay that's the whole page, bestie 🫶 source/version: ./kernel/trace; date: October 2026; page: ring_buffer_size(9). byeee 💅✨

📦 where this page comes from