instrument_read(9)

🎀 instrument_read(9) 🎀

okay bestie, welcome to the Kernel API Manual ✨ this page is all about instrument_read(9), and it's lowkey a one-job icon.

💖 NAME 💖

instrument_read — instrument regular read access. periodt 💅

✨ SYNOPSIS ✨

void instrument_read (const volatile void *v , size_t size );

🌸 ARGUMENTS 🌸

• v — address of access. literally the address, bestie 📍
• size — size of access. the size of the access, no cap 📏

🦋 DESCRIPTION 🦋

so this one instruments a regular read access 💖. the instrumentation should be inserted before the actual read happens — timing is everything, bestie ⏰✨.

🌈 SEE ALSO 🌈

the Kernel file ./include/linux/instrumented.h is in the group chat too 🫶, and you should also peek at instrument_write(9), instrument_read_write(9), instrument_atomic_read(9), instrument_atomic_write(9), instrument_atomic_read_write(9), instrument_copy_to_user(9), instrument_copy_from_user_before(9), instrument_copy_from_user_after(9), instrument_memcpy_before(9), instrument_memcpy_after(9), instrument_get_user(9), and instrument_put_user(9) ✨.

💅 that's the whole page, bestie: source/version ./include/linux, dated October 2026. instrument_read(9) out — stay iconique! 💖🎀