NVME_GET_FEATURES_RESV_MASK2(2)

✨ NAME ✨

nvme_get_features_resv_mask2 — get that reservation mask feature, bestie 💅

It's the nvme_get_features_resv_mask2(2) page from the libnvme API manual, and yes we're reading it together, no cap 🫶

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🌸 SYNOPSIS 🌸

int nvme_get_features_resv_mask2 (int fd , enum nvme_get_features_sel
sel , __u32 nsid , __u32 *result );

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🎀 ARGUMENTS 🎀

• fd — the file descriptor of ur nvme device 🦋 like, the little number that says "yeah this drive right here".
• sel — which type of attribute u want back, okurrr? go look at enum nvme_get_features_sel for the deets 👑
• nsid — the Namespace ID. which namespace we talking about, babe ✨
• result — the command completion result straight from CQE dword0 💖 that's where the answer lands.

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💜 RETURN 💜

If a response came back, u get the nvme command status — check enum nvme_status_field for what it's tryna tell u 🔥

Otherwise? -1 and errno is set. So like, check errno, bestie, she's the one with the tea 😭

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fr fr, remember: -1 by itself means nothing until u read errno. don't leave her on read 🙈

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okay that's the whole page, u ate that 🍓 this was the nvme_get_features_resv_mask2(2) entry from the libnvme API manual, dated July 2026 — mwah, slay, bye bestie 💖✨🎀