Changeset 4066371 in mainline for uspace/lib/device/src/hr.c

Timestamp:

2024-12-06T20:19:21Z (7 months ago)

Author:

Miroslav Cimerman <mc@…>

Children:

ea0d494

Parents:

241c3f6

Message:

hr: layout info printing

File:

• uspace/lib/device/src/hr.c (modified) (3 diffs)

uspace/lib/device/src/hr.c

@@ -133 +133 @@
 
         printf("level: %d\n", vol_info->level);
+        if (vol_info->level == HR_LVL_4 || vol_info->level == HR_LVL_5) {
+                printf("layout: %s\n",
+                    hr_get_layout_str(vol_info->level, vol_info->RLQ));
+        }
         if (vol_info->level == HR_LVL_0 || vol_info->level == HR_LVL_4) {
                 if (vol_info->strip_size / 1024 < 1)
@@ -159 +163 @@
                                 return rc;
                 }
-                if (i == 0 && vol_info->level == HR_LVL_4)
-                        printf("          P   %s    %zu       %s\n", hr_get_ext_status_msg(ext->status), i, devname);
-                else if (vol_info->level == HR_LVL_4)
-                        printf("              %s    %zu       %s\n", hr_get_ext_status_msg(ext->status), i, devname);
-                else
+                if (vol_info->level == HR_LVL_4) {
+                        if ((i == 0 && vol_info->RLQ == HR_RLQ_RAID4_0) ||
+                            (i == vol_info->extent_no - 1 &&
+                            vol_info->RLQ == HR_RLQ_RAID4_N))
+                                printf("          P   %s    %zu       %s\n", hr_get_ext_status_msg(ext->status), i, devname);
+                        else
+                                printf("              %s    %zu       %s\n", hr_get_ext_status_msg(ext->status), i, devname);
+                } else {
                         printf("          %s    %zu       %s\n", hr_get_ext_status_msg(ext->status), i, devname);
+                }
         }
 
@@ -343 +351 @@
 }
 
+const char *hr_get_layout_str(hr_level_t level, uint8_t RLQ)
+{
+        switch (level) {
+        case HR_LVL_4:
+                switch (RLQ) {
+                case HR_RLQ_RAID4_0:
+                        return "RAID-4 Non-Rotating Parity 0";
+                case HR_RLQ_RAID4_N:
+                        return "RAID-4 Non-Rotating Parity N";
+                default:
+                        return "RAID-4 INVALID";
+                }
+        case HR_LVL_5:
+                switch (RLQ) {
+                case HR_RLQ_RAID5_0R:
+                        return "RAID-5 Rotating Parity 0 with Data Restart";
+                case HR_RLQ_RAID5_NR:
+                        return "RAID-5 Rotating Parity N with Data Restart";
+                case HR_RLQ_RAID5_NC:
+                        return "RAID-5 Rotating Parity N with Data Continuation";
+                default:
+                        return "RAID-5 INVALID";
+                }
+        default:
+                return "INVALID";
+        }
+}
+
 /** @}
  */