nvme_init_write_zeros-libnvme3(2)

NAME

nvme_init_write_zeros - Initialize passthru command for a write zeroes command

SYNOPSIS

void nvme_init_write_zeros (struct libnvme_passthru_cmd *cmd , __u32 nsid , __u64 slba , __u16 nlb , __u16 control , __u16 dspec , __u8 dsm , __u8 cev );

ARGUMENTS

cmd

Passthru command to use

nsid

Namespace ID

slba

Starting logical block

nlb

Number of logical blocks (0-based)

control

Upper 16 bits of cdw12

dspec

Directive specific value

dsm

Data set management attributes (CETYPE is zero), see enum nvme_io_dsm_flags

cev

Command Extension Value (CETYPE is non-zero)

DESCRIPTION

Initializes the passthru command buffer for the Write Zeroes command.

NOTE

Write Zeroes command does not transfer data or metadata.