Changeset c69cbef in mainline for uspace/srv/bd/hr/metadata/native.h

Timestamp:

2025-06-27T16:37:13Z (9 months ago)

Author:

Miroslav Cimerman <mc@…>

Children:

78433bb

Parents:

3702c32

git-author:

Miroslav Cimerman <mc@…> (2025-06-27 16:35:16)

git-committer:

Miroslav Cimerman <mc@…> (2025-06-27 16:37:13)

Message:

hr: metadata/native: remove data_offset

Since native metadata are stored in the last block,
it is redundant to have data_offset saved as it will
always be 0 for now.

File:

• uspace/srv/bd/hr/metadata/native.h (modified) (2 diffs)

uspace/srv/bd/hr/metadata/native.h

@@ -48 +48 @@
 #define HR_NATIVE_MAGIC_SIZE 16
 #define HR_NATIVE_UUID_LEN 16
+
+/*
+ * Bump on each superblock update.
+ */
 #define HR_NATIVE_METADATA_VERSION 1
 
@@ -55 +59 @@
         uint8_t uuid[HR_NATIVE_UUID_LEN];
 
+        uint32_t version;
+        uint32_t extent_no;
+        uint32_t level;
+        uint32_t layout;
+
+        uint32_t index; /* index of extent in volume */
+        uint32_t strip_size;
+        uint32_t bsize;
+
         uint64_t data_blkno; /* usable blocks */
         uint64_t truncated_blkno; /* size of smallest extent */
 
-        uint64_t data_offset;
         uint64_t counter;
-
         uint64_t rebuild_pos;
-
-        uint32_t version; /* XXX: yet unused */
-        uint32_t extent_no;
-        uint32_t index; /* index of extent in volume */
-        uint32_t level;
-
-        uint32_t layout;
-        uint32_t strip_size;
-
-        uint32_t bsize;
 
         char devname[HR_DEVNAME_LEN];