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.TH "nvme_get_features_data" 9 "nvme_get_features_data" "May 2024" "libnvme API manual" LINUX
.SH NAME
nvme_get_features_data \- Helper function for @nvme_get_features()
.SH SYNOPSIS
.B "int" nvme_get_features_data
.BI "(int fd " ","
.BI "enum nvme_features_id fid " ","
.BI "__u32 nsid " ","
.BI "__u32 data_len " ","
.BI "void *data " ","
.BI "__u32 *result " ");"
.SH ARGUMENTS
.IP "fd" 12
File descriptor of nvme device
.IP "fid" 12
Feature identifier
.IP "nsid" 12
Namespace ID, if applicable
.IP "data_len" 12
Length of feature data, if applicable, in bytes
.IP "data" 12
User address of feature data, if applicable
.IP "result" 12
The command completion result from CQE dword0
.SH "RETURN"
The nvme command status if a response was received (see
\fIenum nvme_status_field\fP) or -1 with errno set otherwise.
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