From: "Jan Beulich" <JBeulich@suse.com>
To: Andrew Cooper <andrew.cooper3@citrix.com>
Cc: Xen-devel <xen-devel@lists.xen.org>, roger.pau@citrix.com
Subject: Re: [PATCH 1/6] x86/cpuid: Hide VT-x/SVM from HVM-based control domains
Date: Fri, 20 Jan 2017 08:44:44 -0700 [thread overview]
Message-ID: <58823E7C0200007800132463@prv-mh.provo.novell.com> (raw)
In-Reply-To: <1484768458-13117-2-git-send-email-andrew.cooper3@citrix.com>
>>> On 18.01.17 at 20:40, <andrew.cooper3@citrix.com> wrote:
> The VT-x/SVM features are hidden from PV dom0 by the pv_featureset[] upper
> mask, but nothing thusfar has prevented the features being visible in
> HVM-based control domains (where there is no toolstack decision to hide the
> features).
>
> As a side effect of calling nestedhvm_enabled() earlier during domain
> creation, it needs to cope with the params[] array array not having been
> allocated.
>
> Reported-by: Roger Pau Monné <roger.pau@citrix.com>
> Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com>
Reviewed-by: Jan Beulich <jbeulich@suse.com>
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next prev parent reply other threads:[~2017-01-20 15:44 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-18 19:40 [PATCH 0/6] x86/cpuid: Handling of simple leaves in guest_cpuid() Andrew Cooper
2017-01-18 19:40 ` [PATCH 1/6] x86/cpuid: Hide VT-x/SVM from HVM-based control domains Andrew Cooper
2017-01-19 3:56 ` Doug Goldstein
2017-01-19 14:13 ` Andrew Cooper
2017-01-20 15:44 ` Jan Beulich [this message]
2017-01-24 14:38 ` Roger Pau Monné
2017-01-24 15:10 ` Jan Beulich
2017-01-24 15:41 ` Roger Pau Monné
2017-01-24 16:17 ` Andrew Cooper
2017-01-18 19:40 ` [PATCH 2/6] x86/cpuid: Remove BUG_ON() condition from guest_cpuid() Andrew Cooper
2017-01-19 3:57 ` Doug Goldstein
2017-01-20 15:45 ` Jan Beulich
2017-01-18 19:40 ` [PATCH 3/6] x86/cpuid: Handle leaf 0 in guest_cpuid() Andrew Cooper
2017-01-19 4:02 ` Doug Goldstein
2017-01-20 15:48 ` Jan Beulich
2017-01-18 19:40 ` [PATCH 4/6] x86/cpuid: Handle leaf 0x80000000 " Andrew Cooper
2017-01-19 4:03 ` Doug Goldstein
2017-01-20 15:58 ` Jan Beulich
2017-01-20 16:02 ` Andrew Cooper
2017-01-18 19:40 ` [PATCH 5/6] x86/cpuid: Handle the long vendor string " Andrew Cooper
2017-01-19 4:03 ` Doug Goldstein
2017-01-20 16:00 ` Jan Beulich
2017-01-20 16:03 ` Andrew Cooper
2017-01-18 19:40 ` [PATCH 6/6] x86/cpuid: Only recalculate the shared feature bits once Andrew Cooper
2017-01-19 4:03 ` Doug Goldstein
2017-01-19 11:01 ` Wei Liu
2017-01-20 16:06 ` Jan Beulich
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