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fix from upstream

https://www.smartmontools.org/changeset?new=4671@/&old=4670@/

Index: trunk/smartmontools-6.6/ChangeLog
===================================================================
 2017-12-27  Douglas Gilbert  <dgilbert@interlog.com>
 
+	nvmecmds.cpp: according to NVMe 1.3a spec, the SMART/
+	health information log page is global and should take
+	the global nsid (all ff_s). It also says the Error
+	info lpage is "global. Broke WD Black PCIe (NVMe)
+	SSD but worked on Intel SSDs. Fix; could break others.
+
+2017-12-27  Douglas Gilbert  <dgilbert@interlog.com>
+
 	os_freebsd.cpp: on error was setting set_nvme_err() to 1,
 	not the actual NVMe status value; fix.
 
Index: trunk/smartmontools-6.6/nvmecmds.cpp
===================================================================
diff --git smartmontools-6.6/nvmecmds.cpp smartmontools-6.6/nvmecmds.cpp
--- smartmontools-6.6/nvmecmds.cpp	(revision 4670)
+++ smartmontools-6.6/nvmecmds.cpp	(revision 4671)
@@ -196,7 +196,8 @@
 }
 
 // Read NVMe log page with identifier LID.
-bool nvme_read_log_page(nvme_device * device, unsigned char lid, void * data, unsigned size)
+bool nvme_read_log_page(nvme_device * device, unsigned char lid, void * data,
+	       		unsigned size, bool broadcast_nsid)
 {
   if (!(4 <= size && size <= 0x4000 && (size % 4) == 0))
     throw std::logic_error("nvme_read_log_page(): invalid size");
@@ -204,7 +205,7 @@
   memset(data, 0, size);
   nvme_cmd_in in;
   in.set_data_in(nvme_admin_get_log_page, data, size);
-  in.nsid = device->get_nsid();
+  in.nsid = broadcast_nsid ? 0xffffffff : device->get_nsid();
   in.cdw10 = lid | (((size / 4) - 1) << 16);
 
   return nvme_pass_through(device, in);
@@ -213,7 +214,7 @@
 // Read NVMe Error Information Log.
 bool nvme_read_error_log(nvme_device * device, nvme_error_log_page * error_log, unsigned num_entries)
 {
-  if (!nvme_read_log_page(device, 0x01, error_log, num_entries * sizeof(*error_log)))
+  if (!nvme_read_log_page(device, 0x01, error_log, num_entries * sizeof(*error_log), true))
     return false;
 
   if (isbigendian()) {
@@ -234,7 +235,7 @@
 // Read NVMe SMART/Health Information log.
 bool nvme_read_smart_log(nvme_device * device, nvme_smart_log & smart_log)
 {
-  if (!nvme_read_log_page(device, 0x02, &smart_log, sizeof(smart_log)))
+  if (!nvme_read_log_page(device, 0x02, &smart_log, sizeof(smart_log), true))
     return false;
 
   if (isbigendian()) {
Index: trunk/smartmontools-6.6/nvmecmds.h
===================================================================
diff --git smartmontools-6.6/nvmecmds.h smartmontools-6.6/nvmecmds.h
--- smartmontools-6.6/nvmecmds.h	(revision 4670)
+++ smartmontools-6.6/nvmecmds.h	(revision 4671)
@@ -248,7 +248,8 @@
 bool nvme_read_id_ns(nvme_device * device, unsigned nsid, smartmontools::nvme_id_ns & id_ns);
 
 // Read NVMe log page with identifier LID.
-bool nvme_read_log_page(nvme_device * device, unsigned char lid, void * data, unsigned size);
+bool nvme_read_log_page(nvme_device * device, unsigned char lid, void * data,
+	       		unsigned size, bool broadcast_nsid);
 
 // Read NVMe Error Information Log.
 bool nvme_read_error_log(nvme_device * device, smartmontools::nvme_error_log_page * error_log,
Index: trunk/smartmontools-6.6/nvmeprint.cpp
===================================================================
diff --git smartmontools-6.6/nvmeprint.cpp smartmontools-6.6/nvmeprint.cpp
--- smartmontools-6.6/nvmeprint.cpp	(revision 4670)
+++ smartmontools-6.6/nvmeprint.cpp	(revision 4671)
@@ -473,9 +473,21 @@
   if (options.log_page_size) {
     // Align size to dword boundary
     unsigned size = ((options.log_page_size + 4-1) / 4) * 4;
+    bool broadcast_nsid;
     raw_buffer log_buf(size);
 
-    if (!nvme_read_log_page(device, options.log_page, log_buf.data(), size)) {
+    switch (options.log_page) {
+    case 1:
+    case 2:
+    case 3:
+      broadcast_nsid = true;
+      break;
+    default:
+      broadcast_nsid = false;
+      break;
+    }
+    if (!nvme_read_log_page(device, options.log_page, log_buf.data(),
+			    size, broadcast_nsid)) {
       pout("Read NVMe Log 0x%02x failed: %s\n\n", options.log_page, device->get_errmsg());
       return retval | FAILSMART;
     }