libnvme_ns_write(9)

Okay bestie, welcome to libnvme_ns_write(9) from the libnvme API manual — this is the little function that writes data to a namespace, and yes it's giving low-level storage realness 💅✨

✨ NAME ✨

libnvme_ns_write — write to a namespace 🦋

🌸 SYNOPSIS 🌸

int libnvme_ns_write (struct libnvme_ns *n , void *buf , off_t offset , size_t count );

🎀 ARGUMENTS 🎀

• n — the namespace instance, aka the namespace you're writing into 💖
• buf — the buffer that holds the data you wanna write, bestie 🫶
• offset — the LBA offset of n, no cap 📍
• count — the number of sectors in buf, periodt 🔥

👑 RETURN 👑

It hands you back the number of sectors written, or -1 on error 😭💀

byeee 💅 — this iconic page is from the libnvme API manual, source/version libnvme_ns_write, dated October 2026. Mwah 🫶🌈