From: "Radim Krčmář" <rkrcmar@redhat.com>
To: Jim Mattson <jmattson@google.com>
Cc: kvm@vger.kernel.org
Subject: Re: [PATCH 2/3 v3] kvm: x86: Guest BNDCFGS requires guest MPX support
Date: Wed, 24 May 2017 20:22:45 +0200 [thread overview]
Message-ID: <20170524182244.GB7723@potion> (raw)
In-Reply-To: <20170524174925.189832-1-jmattson@google.com>
2017-05-24 10:49-0700, Jim Mattson:
> The BNDCFGS MSR should only be exposed to the guest if the guest
> supports MPX. (cf. the TSC_AUX MSR and RDTSCP.)
>
> Fixes: 0dd376e709975779 ("KVM: x86: add MSR_IA32_BNDCFGS to msrs_to_save")
> Change-Id: I3ad7c01bda616715137ceac878f3fa7e66b6b387
> Signed-off-by: Jim Mattson <jmattson@google.com>
> ---
Reviewed-by: Radim Krčmář <rkrcmar@redhat.com>
next prev parent reply other threads:[~2017-05-24 18:22 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-05-23 18:52 [PATCH 1/3] kvm: vmx: Do not disable intercepts for BNDCFGS Jim Mattson
2017-05-23 18:52 ` [PATCH 2/3] kvm: vmx: Guest BNDCFGS requires guest MPX support Jim Mattson
2017-05-24 13:08 ` kbuild test robot
2017-05-24 16:22 ` [PATCH 2/3 v2] kvm: x86: " Jim Mattson
2017-05-24 17:28 ` Radim Krčmář
2017-05-24 17:40 ` Jim Mattson
2017-05-24 17:49 ` [PATCH 2/3 v3] " Jim Mattson
2017-05-24 18:22 ` Radim Krčmář [this message]
2017-05-23 18:52 ` [PATCH 3/3] kvm: vmx: Check value written to IA32_BNDCFGS Jim Mattson
2017-05-24 15:09 ` Radim Krčmář
2017-05-24 15:05 ` [PATCH 1/3] kvm: vmx: Do not disable intercepts for BNDCFGS Radim Krčmář
2017-06-07 14:31 ` Radim Krčmář
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