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Re: [PATCH 0/4] build system: section garbage collection for vmlinux
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From:
Denys Vlasenko <vda.linux@...>
To: Andi Kleen <andi@...>
Cc: Sam Ravnborg <sam@...>, <linux-kernel@...>
Subject:
Re: [PATCH 0/4] build system: section garbage collection for vmlinux
Date: Wednesday, September 12, 2007 - 4:19 pm
On Tuesday 11 September 2007 22:03, Andi Kleen wrote:
quoted text
> Denys Vlasenko <vda.linux@googlemail.com> writes: > > > > 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 > > > > In this particular case, 402 objects were discarded, saving 42 kb. > > I wonder how many of those are 100% unused on all configurations? > That could be an useful janitor task to clean up
With CONFIG_DISCARD_UNUSED_SECTIONS=y ld will helpfully flood you with the list of discarded stuff. I pass --print-gc-sections to it. -- vda -
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Messages in current thread:
[PATCH 0/4] build system: section garbage collection for vml...
, Denys Vlasenko
, (Tue Sep 11, 4:05 pm)
Re: [PATCH 0/4] build system: section garbage collection for...
, Abhishek Sagar
, (Thu Sep 13, 2:26 pm)
Re: [PATCH 0/4] build system: section garbage collection for...
, Sam Ravnborg
, (Thu Sep 13, 2:35 pm)
Re: [PATCH 0/4] build system: section garbage collection for...
, Abhishek Sagar
, (Fri Sep 14, 2:06 pm)
Re: [PATCH 0/4] build system: section garbage collection for...
, Andi Kleen
, (Tue Sep 11, 5:03 pm)
Re: [PATCH 0/4] build system: section garbage collection for...
, Denys Vlasenko
, (Wed Sep 12, 4:19 pm)
[PATCH 1/4] build system: section garbage collection for vml...
, Denys Vlasenko
, (Tue Sep 11, 4:07 pm)
Re: [PATCH 1/4] build system: section garbage collection for...
, Daniel Walker
, (Tue Sep 11, 5:47 pm)
Re: [PATCH 1/4] build system: section garbage collection for...
, Denys Vlasenko
, (Wed Sep 12, 4:18 pm)
Re: [PATCH 1/4] build system: section garbage collection for...
, Daniel Walker
, (Wed Sep 12, 4:52 pm)
[PATCH 2/4] build system: section garbage collection for vml...
, Denys Vlasenko
, (Tue Sep 11, 4:10 pm)
[PATCH 3/4] build system: section garbage collection for vml...
, Denys Vlasenko
, (Tue Sep 11, 4:11 pm)
[PATCH 4/4] build system: section garbage collection for vml...
, Denys Vlasenko
, (Tue Sep 11, 4:22 pm)
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