From: Boris Ostrovsky <boris.ostrovsky@oracle.com>
To: Jan Beulich <JBeulich@suse.com>,
xen-devel <xen-devel@lists.xenproject.org>
Cc: Kevin Tian <kevin.tian@intel.com>, Keir Fraser <keir@xen.org>,
Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>,
Andrew Cooper <andrew.cooper3@citrix.com>,
Aravind Gopalakrishnan <aravind.gopalakrishnan@amd.com>,
Jun Nakajima <jun.nakajima@intel.com>
Subject: Re: [PATCH] x86/HVM: XSETBV intercept needs to check CPL on SVM only
Date: Mon, 30 Nov 2015 13:33:22 -0500 [thread overview]
Message-ID: <565C9672.2020608@oracle.com> (raw)
In-Reply-To: <5658463602000078000B9A0D@prv-mh.provo.novell.com>
On 11/27/2015 06:01 AM, Jan Beulich wrote:
> VMX doesn't need a software CPL check on the XSETBV intercept, and
> SVM can do that check without resorting to hvm_get_segment_register().
>
> Clean up what is left of hvm_handle_xsetbv(), namely make it return a
> proper error code.
>
> Signed-off-by: Jan Beulich <jbeulich@suse.com>
Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
next prev parent reply other threads:[~2015-11-30 18:33 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-27 11:01 [PATCH] x86/HVM: XSETBV intercept needs to check CPL on SVM only Jan Beulich
2015-11-27 13:21 ` Andrew Cooper
2015-11-30 18:33 ` Boris Ostrovsky [this message]
2015-12-02 2:30 ` Tian, Kevin
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