Re: [PATCH 4/4] powerpc: Allow LD_DEAD_CODE_DATA_ELIMINATION to be selected

Masahiro Yamada
2018-05-07T00:47:32Z

Hi Nicholas,

2018-04-20 19:41 GMT+09:00 Nicholas Piggin <npiggin@gmail.com>:
> On Fri, 20 Apr 2018 12:00:49 +0200
> Mathieu Malaterre <malat@debian.org> wrote:
>
>> On Fri, Apr 20, 2018 at 9:34 AM, Nicholas Piggin <npiggin@gmail.com> wrote:
>> > This requires further changes to linker script to KEEP some tables
>> > and wildcard compiler generated sections into the right place. This
>> > includes pp32 modifications from Christophe Leroy.
>> >
>> > When compiling powernv_defconfig with this option:
>> >
>> > text data bss dec filename
>> > 11827621 4810490 1341080 17979191 vmlinux
>> > 11752437 4598858 1338776 17690071 vmlinux.dcde
>> >
>> > Resulting kernel is almost 400kB smaller (and still boots).
>> >
>> > [ppc32 numbers here]
>>
>> ^^^
>>
>> Do you want somebody else to provide those numbers ?
>
> If you have a booting kernel, yes some more numbers would be good.
>
> Thanks,
> Nick

I applied this series because I want it to be more tested in linux-next.

Some requests:

- Could you provide information to replace '[ppc32 numbers here]'?
(or just remove it)

- V2 is welcome if you have code improvement.
(I thought so from your comments)

Thanks.

--
Best Regards
Masahiro Yamada