linux-kernel - Re: [PATCH 7/7] Use --build-id ld option

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Message-ID: <4695B28E.2020603@goop.org>
Date:	Wed, 11 Jul 2007 21:48:14 -0700
From:	Jeremy Fitzhardinge <jeremy@...p.org>
To:	Roland McGrath <roland@...hat.com>
CC:	Andrew Morton <akpm@...ux-foundation.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 7/7] Use --build-id ld option

Roland McGrath wrote:
> This change passes the --build-id when linking the kernel and when
> linking modules, if ld supports it.  This is a new GNU ld option that
> synthesizes an ELF note section inside the read-only data.  The note in
> this section contains unique identifying bits called the "build ID",
> which are generated so as to be different for any two linked ELF files
> that aren't identical.

Does this mean that performing the same link twice *will* produce an 
identical result?

    J
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