diff -up sedutil-1.15.1/linux/DtaDevLinuxNvme.h.nvme_ioctl sedutil-1.15.1/linux/DtaDevLinuxNvme.h

--- sedutil-1.15.1/linux/DtaDevLinuxNvme.h.nvme_ioctl	2017-08-21 20:28:11.000000000 -0400

+++ sedutil-1.15.1/linux/DtaDevLinuxNvme.h	2018-03-02 22:54:20.882144312 -0500

@@ -19,8 +19,9 @@ along with sedutil.  If not, see 

  * C:E********************************************************************** */

 #pragma once

 #include <linux/version.h>

-#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 4, 0)

+#if 1 || (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 4, 0))

 #include <linux/nvme_ioctl.h>

+#include "DtaDevLinuxNvmeStructsOpCodes.h"

 #else

 #include <linux/nvme.h>

 #endif

diff -up sedutil-1.15.1/linux/DtaDevLinuxNvmeStructsOpCodes.h.nvme_ioctl sedutil-1.15.1/linux/DtaDevLinuxNvmeStructsOpCodes.h

--- sedutil-1.15.1/linux/DtaDevLinuxNvmeStructsOpCodes.h.nvme_ioctl	2018-03-02 22:51:13.255083016 -0500

+++ sedutil-1.15.1/linux/DtaDevLinuxNvmeStructsOpCodes.h	2018-03-02 22:51:13.255083016 -0500

@@ -0,0 +1,95 @@

+/*

+ * Definitions for the NVM Express interface

+ * Copyright (c) 2011-2014, Intel Corporation.

+ *

+ * This program is free software; you can redistribute it and/or modify it

+ * under the terms and conditions of the GNU General Public License,

+ * version 2, as published by the Free Software Foundation.

+ *

+ * This program is distributed in the hope it will be useful, but WITHOUT

+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for

+ * more details.

+ */

+#pragma once

+

+enum nvme_admin_opcode {

+        nvme_admin_delete_sq            = 0x00,

+        nvme_admin_create_sq            = 0x01,

+        nvme_admin_get_log_page         = 0x02,

+        nvme_admin_delete_cq            = 0x04,

+        nvme_admin_create_cq            = 0x05,

+        nvme_admin_identify             = 0x06,

+        nvme_admin_abort_cmd            = 0x08,

+        nvme_admin_set_features         = 0x09,

+        nvme_admin_get_features         = 0x0a,

+        nvme_admin_async_event          = 0x0c,

+        nvme_admin_activate_fw          = 0x10,

+        nvme_admin_download_fw          = 0x11,

+        nvme_admin_format_nvm           = 0x80,

+        nvme_admin_security_send        = 0x81,

+        nvme_admin_security_recv        = 0x82,

+};

+

+struct nvme_id_power_state {

+        __le16                  max_power;      /* centiwatts */

+        __u8                    rsvd2;

+        __u8                    flags;

+        __le32                  entry_lat;      /* microseconds */

+        __le32                  exit_lat;       /* microseconds */

+        __u8                    read_tput;

+        __u8                    read_lat;

+        __u8                    write_tput;

+        __u8                    write_lat;

+        __le16                  idle_power;

+        __u8                    idle_scale;

+        __u8                    rsvd19;

+        __le16                  active_power;

+        __u8                    active_work_scale;

+        __u8                    rsvd23[9];

+};

+

+struct nvme_id_ctrl {

+        __le16                  vid;

+        __le16                  ssvid;

+        char                    sn[20];

+        char                    mn[40];

+        char                    fr[8];

+        __u8                    rab;

+        __u8                    ieee[3];

+        __u8                    mic;

+        __u8                    mdts;

+        __le16                  cntlid;

+        __le32                  ver;

+        __u8                    rsvd84[172];

+        __le16                  oacs;

+        __u8                    acl;

+        __u8                    aerl;

+        __u8                    frmw;

+        __u8                    lpa;

+        __u8                    elpe;

+        __u8                    npss;

+        __u8                    avscc;

+        __u8                    apsta;

+        __le16                  wctemp;

+        __le16                  cctemp;

+        __u8                    rsvd270[242];

+        __u8                    sqes;

+        __u8                    cqes;

+        __u8                    rsvd514[2];

+        __le32                  nn;

+        __le16                  oncs;

+        __le16                  fuses;

+        __u8                    fna;

+        __u8                    vwc;

+        __le16                  awun;

+        __le16                  awupf;

+        __u8                    nvscc;

+        __u8                    rsvd531;

+        __le16                  acwu;

+        __u8                    rsvd534[2];

+        __le32                  sgls;

+        __u8                    rsvd540[1508];

+        struct nvme_id_power_state      psd[32];

+        __u8                    vs[1024];

+};