seq_read(9)

okay so bestie, you're looking at seq_read(9) from the Kernel API Manual, and it's lowkey iconic. this page is short, sweet, and it's giving "i already did the work for you" energy 💅✨

🎀 NAME 🎀

seq_read — the ->read() method for sequential files. periodt.

✨ SYNOPSIS ✨

ssize_t seq_read (struct file *file , char __user *buf , size_t size ,
       loff_t *ppos );

🫶 ARGUMENTS 🫶

• file — the file to read from 🗂️
• buf — the buffer to read to 🫙
• size — the maximum number of bytes to read 📏
• ppos — the current position in the file 📍

💖 DESCRIPTION 💖

it's the ready-made ->f_op->read. that's the whole vibe. no cap, that's literally it 😌

🌈 SEE ALSO 🌈

Kernel file ./fs/seq_file.c — the whole squad is here:

• seq_open(9)
• seq_lseek(9)
• seq_release(9)
• seq_escape_mem(9)
• seq_mangle_path(9)
• seq_path(9)
• seq_file_path(9)
• seq_put_decimal_ull_width(9)
• seq_put_hex_ll(9)
• seq_write(9)
• seq_pad(9)
• seq_hlist_start(9)
• seq_hlist_start_head(9)
• seq_hlist_next(9)
• seq_hlist_start_rcu(9)
• seq_hlist_start_head_rcu(9)
• seq_hlist_next_rcu(9)
• seq_hlist_start_percpu(9)
• seq_hlist_next_percpu(9)

This lil page's source/version is ./fs, dated October 2026, and it's seq_read(9) through and through — mwah 💖🎀🦋