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bcachefs: comment bch_subvolume

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Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
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Kent Overstreet 2024-01-20 23:44:17 -05:00
parent d32088f2f2
commit 12207f49ef
1 changed files with 3 additions and 0 deletions
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3
fs/bcachefs/bcachefs_format.h
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@ -1123,6 +1123,9 @@ struct bch_subvolume {
* Snapshot subvolumes form a tree, separate from the snapshot nodes
* tree - if this subvolume is a snapshot, this is the ID of the
* subvolume it was created from:
*
* This is _not_ necessarily the subvolume of the directory containing
* this subvolume:
*/
__le32 parent;
__le32 pad;