mb_reserved has been replaced with mb_info in upstream xfsprogs. This commit
adds description for valid bits of mb_info field.
Signed-off-by: Chandan Babu R <chandan.babu@xxxxxxxxxx>
---
.../metadump.asciidoc | 23 ++++++++++++++++---
1 file changed, 20 insertions(+), 3 deletions(-)
diff --git a/design/XFS_Filesystem_Structure/metadump.asciidoc b/design/XFS_Filesystem_Structure/metadump.asciidoc
index 2bddb77..2f35b7e 100644
--- a/design/XFS_Filesystem_Structure/metadump.asciidoc
+++ b/design/XFS_Filesystem_Structure/metadump.asciidoc
@@ -21,7 +21,7 @@ struct xfs_metablock {
__be32 mb_magic;
__be16 mb_count;
uint8_t mb_blocklog;
- uint8_t mb_reserved;
+ uint8_t mb_info;
__be64 mb_daddr[];
};
----
@@ -37,8 +37,25 @@ Number of blocks indexed by this record. This value must not exceed +(1
The log size of a metadump block. This size of a metadump block 512
bytes, so this value should be 9.
-*mb_reserved*::
-Reserved. Should be zero.
+*mb_info*::
+Flags describing a metadata dump.
+
+[options="header"]
+|=====
+| Flag | Description
+| +XFS_METADUMP_INFO_FLAGS+ |
+The remaining bits in this field are valid.
+
+| +XFS_METADUMP_OBFUSCATED+ |
+File names and extended attributes have been obfuscated.
+
+| +XFS_METADUMP_FULLBLOCKS+ |
+Metadata blocks have been copied in full i.e. stale bytes have not
+been zeroed out.
+
+| +XFS_METADUMP_DIRTYLOG+ |
+Log was dirty.
+|=====
*mb_daddr*::
An array of disk addresses. Each of the +mb_count+ blocks (of size +(1
--
2.39.1
