src_fd            727 lib/vfs/vfs.c      void *src_fd = NULL;
src_fd            744 lib/vfs/vfs.c      src_class = vfs_class_find_by_handle (src_vfs_fd, &src_fd);
src_fd            750 lib/vfs/vfs.c      if (src_fd == NULL)
src_fd            766 lib/vfs/vfs.c              .src_fd = *(int *) src_fd,
src_fd            780 lib/vfs/vfs.c              result = copy_file_range (*(int *) src_fd, &in_offset, *(int *) dest_fd, &out_offset,