bcachefs: bch_acct_btree

Add counters for how much disk space we're using per btree.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>

1 files changed, 10 insertions, 0 deletions

diff --git a/fs/bcachefs/buckets.c b/fs/bcachefs/buckets.c
index caa79e84f2cc..e4a9bd29e93c 100644
--- a/fs/bcachefs/buckets.c
+++ b/fs/bcachefs/buckets.c
@@ -798,6 +798,16 @@ static int __trigger_extent(struct btree_trans *trans,
 			return ret;
 	}
 
+	if (level) {
+		struct disk_accounting_pos acc_btree_key = {
+			.type		= BCH_DISK_ACCOUNTING_btree,
+			.btree.id	= btree_id,
+		};
+		ret = bch2_disk_accounting_mod(trans, &acc_btree_key, &replicas_sectors, 1, gc);
+		if (ret)
+			return ret;
+	}
+
 	return 0;
 }