21 	char *cache;  member
60 		const char *src = node->cache + (start - node->start) * blksz;  in blkcache_read()
97 			free(node->cache);  in blkcache_fill()
98 			node->cache = 0;  in blkcache_fill()
104 		node->cache = 0;  in blkcache_fill()
107 	if (!node->cache) {  in blkcache_fill()
108 		node->cache = malloc(bytes);  in blkcache_fill()
109 		if (!node->cache) {  in blkcache_fill()
123 	memcpy(node->cache, buffer, bytes);  in blkcache_fill()
138 			free(node->cache);  in blkcache_invalidate()
154 			free(node->cache);  in blkcache_configure()