linux-kernel - Re: Extending boot protocol & bzImage for paravirt

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Message-ID: <4660C2F6.6070005@goop.org>
Date:	Fri, 01 Jun 2007 18:08:06 -0700
From:	Jeremy Fitzhardinge <jeremy@...p.org>
To:	"H. Peter Anvin" <hpa@...or.com>
CC:	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Rusty Russell <rusty@...tcorp.com.au>,
	Chris Wright <chrisw@...s-sol.org>,
	Virtualization Mailing List <virtualization@...ts.osdl.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: Extending boot protocol & bzImage for paravirt_ops

H. Peter Anvin wrote:
> It would have to, because of the way code32_start is defined to work.
> We don't get control again after its use as a hook.
>   

Who uses that hook?  The impression I get is that the execution
environment for jumping to that pointer is not very well defined at present.

    J
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