linux-kernel - Re: [QUESTION] FRV: linking error?

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Message-ID: <20080220131442.GA18790@uranus.ravnborg.org>
Date:	Wed, 20 Feb 2008 14:14:42 +0100
From:	Sam Ravnborg <sam@...nborg.org>
To:	David Howells <dhowells@...hat.com>
Cc:	Cyrill Gorcunov <gorcunov@...il.com>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [QUESTION] FRV: linking error?

On Wed, Feb 20, 2008 at 01:01:05PM +0000, David Howells wrote:
> Cyrill Gorcunov <gorcunov@...il.com> wrote:
> 
> > being see over vmlinux.lds for FRV architecture I found the string:
> > 
> > 	. = ALIGN(4096);
> > 	.data.page_aligned : { *(.data.idt) }
> > 
> > though the PAGE_SIZE is 16K. Can't figure out why is that...
> > Do you have a few spare minutes to explain, please?
> 
> Ummm...  Good question.  Probably a legacy thing.  I think the .data.idt
> section is also an x86-only thing and should be dispensed with for FRV.
> Leastways, the section has nothing in it according to the link map.

A quick grep agree with you.
I see it used only in x86 in traps_32 for the F0 0F bug.
It exist in several .lds files - including frv.

	Sam
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