Re: [PATCH 0/3] build system: section garbage collection for vmlinux

From: Oleg Verych
Date: Thu Sep 06 2007 - 17:01:22 EST


* Thu, 6 Sep 2007 22:39:31 +0200

[]
>> > His patch improves the build process.
>>
>> I would like to know timing, btw. Size, especially shown 1%, doesn't
>> matter if link time increased dramatically. `Allyes' config, when i
>> had fast and rammish machine was terrible thing (last winter). If 32
>> cores/cpus is will of author, then i'm even more suspicious.
>
> For non-developers size and speed of the kernel matter much more than
> compile time.

I'm talking about benefits for the process (developers, testers) and
the result (end users, dogs eating own food :).

> When you go towards embedded systems with limited resources a 1% size
> decrease would often be worth it even if it would (hypothetically)
> increase the compile time by a factor of 10.

text data bss dec hex filename
5159478 1005139 406784 6571401 644589 linux-2.6.23-rc4.org/vmlinux
5131822 996090 401439 6529351 63a147 linux-2.6.23-rc4.gc/vmlinux

Are this numbers show embedded target? I think no. Also time factor of
*10* can be spent more productively reviewing actual code of parts, that
are going to be embedded, no?

[]
>> > There's nothing that requires treatment.
>>
>> [Help for] The developers/contributors of those drivers, no?
>>...
>
> They did everything right.
>
> You should better try to understand the problem first before behaving as
> if you knew everything better than everyone else...

OK, thank you very much. Now, describe what problem you are talking
about, please. I see non.
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