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Date: Sat, 28 Aug 2004 15:48:33 +0200
From: Andi Kleen <ak@suse.de>
To: Thomas Duffy <Thomas.Duffy.99@alumni.brown.edu>
Cc: linux-kernel@vger.kernel.org
Subject: Re: x86-64 compile error in 2.6.9-rc1-bk1
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On Wed, 25 Aug 2004 11:54:54 -0700
Thomas Duffy <Thomas.Duffy.99@alumni.brown.edu> wrote:

> If you have CONFIG_SWIOTLB=y (GART_IOMMU=y), you get:
> 
> ld: BFD 2.15.90.0.3 20040415 assertion fail ../../bfd/linker.c:619
> arch/x86_64/mm/built-in.o(.init.text+0x52a): In function `mem_init':
> : undefined reference to `swiotlb_force'
> make[1]: *** [.tmp_vmlinux1] Error 1
> make: *** [_all] Error 2
> 
> This was added in Linus's tree.  But I cannot find where swiotlb_force is defined...

It is defined in a ia64 specific file (believe it or not) The change should 
go in as soon as Linus pulls the IA64 update from Tony Luck. 

For now you can just comment out the if. 

-Andi