Commit d32088f2 authored by Kent Overstreet's avatar Kent Overstreet
Browse files

bcachefs: bch_snapshot::btime 



Add a field to bch_snapshot for creation time; this will be important
when we start exposing the snapshot tree to userspace.

Signed-off-by: default avatarKent Overstreet <kent.overstreet@linux.dev>
parent 7be0208f

fs/bcachefs/bcachefs_format.h

+1 −0
Original line number Diff line number Diff line
@@ -1149,6 +1149,7 @@ struct bch_snapshot { 
	__le32			tree;

	__le32			depth;

	__le32			skip[3];

	bch_le128		btime;

};



LE32_BITMASK(BCH_SNAPSHOT_DELETED,	struct bch_snapshot, flags,  0,  1)

fs/bcachefs/snapshot.c

+2 −0
Original line number Diff line number Diff line
@@ -1053,6 +1053,8 @@ static int create_snapids(struct btree_trans *trans, u32 parent, u32 tree, 
		n->v.subvol	= cpu_to_le32(snapshot_subvols[i]);

		n->v.tree	= cpu_to_le32(tree);

		n->v.depth	= cpu_to_le32(depth);

		n->v.btime.lo	= cpu_to_le64(bch2_current_time(c));

		n->v.btime.hi	= 0;



		for (j = 0; j < ARRAY_SIZE(n->v.skip); j++)

			n->v.skip[j] = cpu_to_le32(bch2_snapshot_skiplist_get(c, parent));