Messages in this thread | | | Date | Wed, 23 Nov 2022 16:54:29 +0100 | From | Borislav Petkov <> | Subject | Re: [PATCH v2] x86: Avoid relocation information in final vmlinux |
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On Wed, Nov 23, 2022 at 04:43:20PM +0100, Petr Pavlu wrote: > The only post-link analysis tool in this case should be arch/x86/tools/relocs. > It produces a vmlinux.relocs file which is appended to vmlinux.bin. This is > all internal to the Linux build. I'm not aware of any external tooling, such > as kernel debuggers, that would require this relocation information in > vmlinux.
It would be good to know why --emit-relocs was added in the first place - that might give us a hint. Lemme talk to Micha.
> The size command used in your example includes only allocatable code, data and > bss sections. It does not show size of any relocation sections.
This:
361M vmlinux.before 361M vmlinux.after
is simple ls output.
Maybe I need something else enabled in my .config which would show this significant difference *and* *explain* it.
Thx.
-- Regards/Gruss, Boris.
https://people.kernel.org/tglx/notes-about-netiquette
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