dedup

commit 918648012d5b18fa898b7338de99e16583a0f7f6
parent bbf67fa1bcab3beca309146d829ac3cc3ce1aceb
Author: sin <sin@2f30.org>
Date:   Thu, 25 Apr 2019 21:43:42 +0100

Skip block descriptors with a reference count of 0

Diffstat:
M
bstorage.c
 | 
5
++++-

1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/bstorage.c b/bstorage.c
@@ -279,7 +279,10 @@ loadbd(struct sctx *sctx)
 		return -1;
 	}
 
-	RB_INSERT(bdcache, &sctx->bdcache, bd);
+	if (bd->refcnt > 0)
+		RB_INSERT(bdcache, &sctx->bdcache, bd);
+	else
+		free(bd);
 	return 0;
 }