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From: Hagen Paul Pfeifer <hagen@jauu.net>
To: linux-kernel@vger.kernel.org
Subject: Re: Elf loader question: who updates .rela.dyn entries for load_bias compensation?
Date: Tue, 9 May 2006 21:02:34 +0200	[thread overview]
Message-ID: <20060509190234.GA26436@c3po.0xdef.net> (raw)
In-Reply-To: <200605050944.15440.jzb@aexorsyst.com>

* John Z. Bohach | 2006-05-05 09:44:15 [-0700]:

>I'm porting Linux to a new architecture, and ran into an issue with
>the .rela.dyn entries not being adjusted to compensate for the load_bias
>of an ET_DYN shared executable:  in particular, this is the ld.so itself that
>doesn't get its .rela.dyn entries incremented by +load_bias.  This makes
>references from _GLOBAL_OFFSET_TABLE_ refer to the old compile-time
>vma addresses, which of course causes runtime  segfaults (appropriately
>enough) with ld.so.

This is an issue of the link-editor.

HGN



-- 
A computer is like an Old Testament god, with a lot of rules  and
no mercy. - Joseph Campbell

      reply	other threads:[~2006-05-09 19:02 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-05-05 16:44 John Z. Bohach
2006-05-09 19:02 ` Hagen Paul Pfeifer [this message]

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