Changeset 25444332 in mainline for uspace/lib/fdisk/src/fdisk.c

Timestamp:

2026-04-06T14:26:00Z (23 hours ago)

Author:

Jiri Svoboda <jiri@…>

Branches:

master

Children:

4116579, 8bf4494

Parents:

4f16db1

Message:

Sysinst should be able to install to an existing MBR label.

Provided that the first partition slot is empty and the largest
free block is large enough.

File:

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

uspace/lib/fdisk/src/fdisk.c

@@ -1 +1 @@
 /*
- * Copyright (c) 2025 Jiri Svoboda
+ * Copyright (c) 2026 Jiri Svoboda
  * All rights reserved.
  *
@@ -673 +673 @@
         info->fstype = part->fstype;
         info->pkind = part->pkind;
+        info->index = part->index;
         info->label = part->label;
         info->svc_id = part->svc_id;
@@ -1031 +1032 @@
 
         if (pspec->pkind != lpk_logical) {
-                rc = fdisk_part_get_free_idx(dev, &index);
-                if (rc != EOK)
-                        return EIO;
+                if (pspec->index == 0) {
+                        /* allocate first free index */
+                        rc = fdisk_part_get_free_idx(dev, &index);
+                        if (rc != EOK)
+                                return EIO;
+                } else {
+                        /* user-specified index */
+                        index = pspec->index;
+                }
         } else {
                 index = 0;