>       ret = sparse_init_one_section(ms, section_nr, memmap, usemap);
> @@ -414,7 +418,7 @@ int sparse_add_one_section(struct zone *
>  out:
>       pgdat_resize_unlock(pgdat, &flags);
>       if (ret <= 0)
> -             __kfree_section_memmap(memmap, nr_pages);
> +             kfree(usemap);
>       return ret;
>  }
>  #endif
> 

I guess you think __kfree_section_memmap() is not necessary due to
no implementation. But, it is still available when
CONFIG_SPARSEMEM_VMEMMAP is off. So, it should not be removed.


Bye.

-- 
Yasunori Goto 


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