Messages in this thread | | | Date | Fri, 7 Sep 2007 00:36:17 +0200 | From | Sam Ravnborg <> | Subject | Re: [PATCH 1/3] build system: section garbage collection for vmlinux |
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On Thu, Sep 06, 2007 at 11:59:41AM +0100, Denys Vlasenko wrote: > On Wednesday 05 September 2007 21:07, Sam Ravnborg wrote: > > On Wed, Sep 05, 2007 at 02:47:00PM +0100, Denys Vlasenko wrote: > > > On Wednesday 05 September 2007 14:43, Denys Vlasenko wrote: > > > > These patches fix section names and add > > > > CONFIG_DISCARD_UNUSED_SECTIONS. It is not enabled > > > > unconditionally because only newest binutils have > > > > ld --gc-sections which is stable enough for kernel use. > > > > IOW: this is an experimental feature for now. > > > > > > Part 1: fix section names over entire source (all arches). > > > > > > Patch is big and boring global s/.text.lock/.text_lock/ > > > type thing. > > > > The normal naming scheme seems to be: > > .<usage>.text so in your example it would be: .lock.text > > See the naming og init and exit sections (that was renamed > > during 2.5 to be compatible with -ffunction-sections). > > Thanks, will do it that way. I plan to re-submit patches for inclusion > into 2.6.24. This should simmer in -mm for a few weeks at minimum before hitting mainline. I would cosider it 2.6.25 material. We could use the 2.6.23 timeframe to bring up all the linker script file to a level where adding all the KEEP's are mostly done in the generic vmlinux.h file.
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