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Date: Thu, 6 Feb 2020 04:39:43 -0800
From: Kees Cook <>
To: Kristen Carlson Accardi <>
Subject: Re: [RFC PATCH 02/11] x86: tools/relocs: Support >64K section headers

On Wed, Feb 05, 2020 at 02:39:41PM -0800, Kristen Carlson Accardi wrote:
> While it is already supported to find the total number of section
> headers if we exceed 64K sections, we need to support the
> extended symbol table to get section header indexes for symbols
> when there are > 64K sections. Parse the elf file to read
> the extended symbol table info, and then replace all direct references
> to st_shndx with calls to sym_index(), which will determine whether
> we can read the value directly or whether we need to pull it out of
> the extended table.
> Signed-off-by: Kristen Carlson Accardi <>

Looks good to me.

Reviewed-by: Kees Cook <>


Kees Cook

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