X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=cmd_dump.c;h=4e3d721fffda58eb5b91c331d8a6333beea53b62;hb=36db254cec55f7fededa8fb038082ac8de7129a6;hp=895e0cd010bc1b8d9ecf970934c806f2057ce35c;hpb=a232478f355c112c775c734182363f9e9b1688f8;p=bcachefs-tools-debian

diff --git a/cmd_dump.c b/cmd_dump.c
index 895e0cd..4e3d721 100644
--- a/cmd_dump.c
+++ b/cmd_dump.c
@@ -99,7 +99,7 @@ static void dump_one_device(struct bch_fs *c, struct bch_dev *ca, int fd,
 		bch2_trans_exit(&trans);
 	}
 
-	qcow2_write_image(ca->disk_sb.bdev->bd_fd, fd, &data,
+	qcow2_write_image(ca->disk_sb.bdev->bd_buffered_fd, fd, &data,
 			  max_t(unsigned, btree_bytes(c) / 8, block_bytes(c)));
 	darray_exit(&data);
 }
@@ -166,8 +166,8 @@ int cmd_dump(int argc, char *argv[])
 			continue;
 
 		char *path = nr_devices > 1
-			? mprintf("%s.%u", out, i)
-			: strdup(out);
+			? mprintf("%s.%u.qcow2", out, i)
+			: mprintf("%s.qcow2", out);
 		fd = xopen(path, flags, 0600);
 		free(path);