nvme_read_config(2)

✨ NAME ✨

nvme_read_config — bestie, this is the one that reads your NVMe JSON config file 💖

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💅 SYNOPSIS 💅

int nvme_read_config (nvme_root_t r , const char *config_file );

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🫶 ARGUMENTS 🫶

• r — your nvme_root_t object, aka the main character where all the config lives 🎀
• config_file — the JSON configuration file, the little file full of secrets 👑

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🌸 DESCRIPTION 🌸

okay so picture this: you've got a JSON config file just sitting there, waiting, and you've got your nvme_root_t object r already vibing in memory. This function reads in everything inside config_file and merges it with the elements already in r. it's giving ✨blending eras✨. not overwriting, not replacing — merging. the config file comes in and joins the party that's already in r. 🦋

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💖 RETURN 💖

• 0 — success!! slay, it worked 💅
• -1 — failure 😭 and errno is set so you can go find out what went wrong, no cap.

fr fr always check that return value, bestie. errno is your friend and it will tell you the tea 🍓

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okay that's literally it, that's the whole page, i love a short king of a man page 👑

this was nvme_read_config in section 2 of the libnvme API manual, dated July 2026 — mwah, take care of her, she's iconic 🌈💜