Hi all, This patch documents the changes to the ondisk format of attr log items that are needed to support directory parent pointers. If you're going to start using this code, I strongly recommend pulling from my git trees, which are linked below. Comments and questions are, as always, welcome. kernel git tree: https://git.kernel.org/cgit/linux/kernel/git/djwong/xfs-linux.git/log/?h=pptrs-attr-nvlookups xfsprogs git tree: https://git.kernel.org/cgit/linux/kernel/git/djwong/xfsprogs-dev.git/log/?h=pptrs-attr-nvlookups xfsdocs git tree: https://git.kernel.org/cgit/linux/kernel/git/djwong/xfs-documentation.git/log/?h=pptrs-attr-nvlookups --- .../journaling_log.asciidoc | 60 ++++++++++++++++++-- 1 file changed, 54 insertions(+), 6 deletions(-)