nvme_flush - Send an nvme flush command

fd File descriptor of nvme device nsid Namespace identifier

The Flush command requests that the contents of volatile write cache be made non-volatile.

nvme_flush - Send an nvme flush command

The nvme command status if a response was received (see enumnvme_status_field) or -1 with errno set otherwise. August 2025 nvme_flush nvme_flush(2)