char ring_path[PATH_MAX];
size_t file_size;
struct stat sb;
+ void *mapaddr;
int fd;
snprintf(ring_path, sizeof(ring_path),
return -EINVAL;
}
- *ring_size = file_size / 2;
- *ring_buf = vmbus_map_resource(vmbus_map_addr, fd,
- 0, sb.st_size, 0);
+ mapaddr = vmbus_map_resource(vmbus_map_addr, fd,
+ 0, file_size, 0);
close(fd);
- if (ring_buf == MAP_FAILED)
+ if (mapaddr == MAP_FAILED)
return -EIO;
+ *ring_size = file_size / 2;
+ *ring_buf = mapaddr;
+
vmbus_map_addr = RTE_PTR_ADD(ring_buf, file_size);
return 0;
}