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Re: [Xen-devel] [PATCH] Elf loader fixes

To: Jan Beulich <JBeulich@xxxxxxxxxx>
Subject: Re: [Xen-devel] [PATCH] Elf loader fixes
From: Gerd Hoffmann <kraxel@xxxxxxx>
Date: Wed, 22 Feb 2006 16:12:25 +0100
Cc: Xen devel list <xen-devel@xxxxxxxxxxxxxxxxxxx>
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Jan Beulich wrote:
> I'm afraid this won't work for 64-bits, because of the way the vsyscall page 
> gets set up there. If you dump the program
> headers you'll see that the respective segment is at an address close to the 
> top of the address space, which would make
> the image appear to need nearly 2 Gb of memory (making the load fail if 
> there's less than that available to the
> domain).

Hmm, who sets up the vsyscall mapping right now?  The linux kernel I
guess?  The elf kernel loader certainly doesn't look like it cares much
about virtual address (other than VIRT_BASE) ...

cheers,

  Gerd

-- 
Gerd 'just married' Hoffmann <kraxel@xxxxxxx>
I'm the hacker formerly known as Gerd Knorr.
http://www.suse.de/~kraxel/just-married.jpeg

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