From: "H. Peter Anvin" <hpa@zytor.com>
To: Sam Ravnborg <sam@ravnborg.org>
Cc: mingo@redhat.com, linux-kernel@vger.kernel.org, hare@suse.de,
akpm@linux-foundation.org, tglx@linutronix.de, mingo@elte.hu,
linux-tip-commits@vger.kernel.org
Subject: Re: [tip:x86/urgent] x86: Add back _end symbol that is missing from Symbol.map
Date: Sun, 08 Nov 2009 08:36:35 -0800 [thread overview]
Message-ID: <4AF6F393.5050002@zytor.com> (raw)
In-Reply-To: <20091108113805.GA11847@merkur.ravnborg.org>
On 11/08/2009 03:38 AM, Sam Ravnborg wrote:
>
> I'm afraid this will break a RELOCTABLE i386 kernel.
>
> We fixed this up some time ago where we had to
> move the symbol definition inside a section
> to prevent the symbol being absolute.
>
It's also possible to have a whitelist of "known relative" symbols in
reloc.c, just as we have a blacklist of "known absolute" symbols.
-hpa
--
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel. I don't speak on their behalf.
prev parent reply other threads:[~2009-11-08 16:36 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <200911041519.nA4FJWEW030164@imap1.linux-foundation.org>
2009-11-08 11:07 ` [tip:x86/urgent] x86: Add back _end symbol that is missing from Symbol.map tip-bot for Hannes Reinecke
2009-11-08 11:38 ` Sam Ravnborg
2009-11-08 11:48 ` Ingo Molnar
2009-11-08 12:38 ` Sam Ravnborg
2009-11-08 12:42 ` Ingo Molnar
2009-11-09 18:40 ` H. Peter Anvin
2009-12-14 22:27 ` [tip:x86/urgent] x86: Regex support and known-movable symbols for relocs, fix _end tip-bot for H. Peter Anvin
2009-11-08 16:36 ` H. Peter Anvin [this message]
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