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authorDavid Sterba <dsterba@suse.com>2016-03-10 15:57:46 +0100
committerDavid Sterba <dsterba@suse.com>2016-03-14 13:42:47 +0100
commit69874af7b81519e40db9d92efa6beebee4220c63 (patch)
treef05db7b6fca760e4954017b42338db29515bd7ce /Documentation
parent1538bc01adc41dcd742e12283ac5dfe319849705 (diff)
btrfs-progs: dump-tree: let --tree understand name of the tree
For practical purposes teach -t about the human readable names of the trees in addition to the numerical id. The name syntax is flexible. Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/btrfs-inspect-internal.asciidoc11
1 files changed, 10 insertions, 1 deletions
diff --git a/Documentation/btrfs-inspect-internal.asciidoc b/Documentation/btrfs-inspect-internal.asciidoc
index f19522f4..d71b10a8 100644
--- a/Documentation/btrfs-inspect-internal.asciidoc
+++ b/Documentation/btrfs-inspect-internal.asciidoc
@@ -46,7 +46,16 @@ print only the uuid tree information, empty output if the tree does not exist
-b <block_num>::::
print info of the specified block only
-t <tree_id>::::
-print only the tree with the specified numerical ID
+print only the tree with the specified ID, where the ID can be numerical or
+common name in a flexible human readable form
++
+The tree id name recognition rules:
+[options="compact"]
+* case does not matter
+* the C source definition, eg. BTRFS_ROOT_TREE_OBJECTID
+* short forms without BTRFS_ prefix, without _TREE and _OBJECTID suffix, eg. ROOT_TREE, ROOT
+* convenience aliases, eg. DEVICE for the DEV tree, CHECKSUM for CSUM
+* unrecognized ID is an error
*inode-resolve* [-v] <ino> <path>::
(needs root privileges)