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Re: [Xen-devel] [PATCH] x86: clear guest's EFLAGS.RF after emulating ins
| To: | Jan Beulich <jbeulich@xxxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] [PATCH] x86: clear guest's EFLAGS.RF after emulating instructions |
| From: | Keir Fraser <Keir.Fraser@xxxxxxxxxxxx> |
| Date: | Tue, 19 Jun 2007 10:59:55 +0100 |
| Delivery-date: | Tue, 19 Jun 2007 02:58:00 -0700 |
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| In-reply-to: | <4677C3AE.76E4.0078.0@xxxxxxxxxx> |
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| Thread-topic: | [Xen-devel] [PATCH] x86: clear guest's EFLAGS.RF after emulating instructions |
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On 19/6/07 10:53, "Jan Beulich" <jbeulich@xxxxxxxxxx> wrote: > Signed-off-by: Jan Beulich <jbeulich@xxxxxxxxxx> You set EFLAGS.RF in a few places when injecting #PF. Why would you do that? It isn't Xen's job to set that flag ever afaics, and since the original trap into Xen was not due to #DB you're not avoiding an infinite loop. -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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