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From: Denis Vlasenko <vda@ilport.com.ua>
To: Paulo Marques <pmarques@grupopie.com>
Subject: Re: [PATCH] do not save thousands of useless symbols in KALLSYMS kernels
Date: Thu, 11 Aug 2005 14:38:34 +0300
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On Thursday 11 August 2005 14:16, Paulo Marques wrote:
> Denis Vlasenko wrote:
> > Sample of my kernel's mostly useless symbols
> > (starting_with:# of symbols):
> > 
> > __func__: 624
> > __vendorstr_: 1760
> > __pci_fixup_PCI_: 116
> > __ksymtab_: 2597
> > __kstrtab_: 2597
> > __kcrctab_: 2597
> > __initcall_: 236
> > __devicestr_: 4686
> > __devices_: 1760
> > Total: 16973
> > Lines in System.map: 39735
> > 
> > Excluding them from in-kernel symbol table saves ~300kb:
> > 
> >    text    data     bss     dec     hex filename
> > 4337710 1054414  259296 5651420  563bdc vmlinux.carrier1 - w/o KALLSYMS
> > 4342068 1296046  259296 5897410  59fcc2 vmlinux - with KALLSYMS+patch
> > 4341948 1607634  259296 6208878  5ebd6e vmlinux.carrier - with KALLSYMS
> >         ^^^^^^^
> 
> Hummm.... these symbols should only go in if you config KALLSYMS_ALL. 
> Are you sure your configuration doesn't have KALLSYMS_ALL enabled?

Yes, it has...
--
vda