From: Jeremy Fitzhardinge <jeremy@goop.org>
To: Matt Mackall <mpm@selenic.com>
Cc: Jan Beulich <jbeulich@novell.com>,
Jeremy Fitzhardinge <jeremy@xensource.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: CONFIG_XEN dependencies
Date: Wed, 24 Oct 2007 12:56:41 -0700 [thread overview]
Message-ID: <471FA379.6070400@goop.org> (raw)
In-Reply-To: <20071024195348.GM17536@waste.org>
Matt Mackall wrote:
> You might want a runtime check for these features as a future Xen
> hypervisor might eliminate these requirements.
>
> Ok, not really likely, but still possible.
>
Seems pretty unlikely. All existing guests assume cmpxchg is available,
and the hypercall ABI depends on the tsc.
J
prev parent reply other threads:[~2007-10-24 19:57 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-10-23 10:03 CONFIG_XEN dependencies Jan Beulich
2007-10-23 18:09 ` Jeremy Fitzhardinge
2007-10-24 8:31 ` Jan Beulich
2007-10-24 19:00 ` Jeremy Fitzhardinge
2007-10-24 19:53 ` Matt Mackall
2007-10-24 19:56 ` Jeremy Fitzhardinge [this message]
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