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From: Paolo Bonzini <pbonzini@redhat.com>
To: "Alexandru Duţu" <alex.dutu@gmail.com>
Cc: "kvm@vger.kernel.org" <kvm@vger.kernel.org>
Subject: Re: KVM exit on UD interception
Date: Wed, 07 May 2014 08:55:17 +0200	[thread overview]
Message-ID: <5369D8D5.7020000@redhat.com> (raw)
In-Reply-To: <CAEKRH4GRAK6aCRUCw=HeRsWssuEH+ByujDaWMbYSt2eyT=ZCfg@mail.gmail.com>

Il 06/05/2014 22:11, Alexandru Duţu ha scritto:
> What is puzzling thought is the fact that even if there is an
> instruction that can't be emulated by KVM, re-entering virtualized
> mode is still attempted. Re-entering will produce a double fault,

That would be a bug.  It should inject the #UD into the guest.

Paolo

  reply	other threads:[~2014-05-07  6:55 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-05-05 15:56 KVM exit on UD interception Alexandru Duţu
2014-05-05 17:34 ` Nakajima, Jun
2014-05-05 18:48   ` Alexandru Duţu
2014-05-06  0:07     ` Nakajima, Jun
2014-05-06  0:47       ` Alexandru Duţu
2014-05-06 16:56 ` Paolo Bonzini
2014-05-06 20:11   ` Alexandru Duţu
2014-05-07  6:55     ` Paolo Bonzini [this message]
2014-05-08  3:30       ` Alexandru Duţu

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