From: "Radim Krčmář" <rkrcmar@redhat.com>
To: Paolo Bonzini <pbonzini@redhat.com>
Cc: Nadav Amit <nadav.amit@gmail.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
kvm list <kvm@vger.kernel.org>,
Wanpeng Li <wanpeng.li@linux.intel.com>,
Nadav Amit <namit@cs.technion.ac.il>,
hpa@linux.intel.com, Fenghua Yu <fenghua.yu@intel.com>
Subject: Re: [CFT PATCH v2 2/2] KVM: x86: support XSAVES usage in the host
Date: Thu, 4 Dec 2014 14:52:56 +0100 [thread overview]
Message-ID: <20141204135255.GA26941@potion.brq.redhat.com> (raw)
In-Reply-To: <548064FF.3000107@redhat.com>
2014-12-04 14:43+0100, Paolo Bonzini:
> On 03/12/2014 19:45, Radim Krčmář wrote:
> > Btw, we don't care about crashers from userspace?
>
> We do, but they're taken care of by
>
> if (xstate_bv & ~kvm_supported_xcr0())
> return -EINVAL;
>
> in kvm_vcpu_ioctl_x86_set_xsave. kvm_supported_xcr0 is always a subset
> of host_xcr0, hence:
Ah, thanks. (If this trend continues, I won't be able to hold even
bodily fluids after few more reviews ...)
next prev parent reply other threads:[~2014-12-04 13:53 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-11-24 16:43 [CFT PATCH v2 0/2] KVM: " Paolo Bonzini
2014-11-24 16:43 ` [CFT PATCH v2 1/2] kvm: x86: mask out XSAVES Paolo Bonzini
2014-11-24 16:43 ` [CFT PATCH v2 2/2] KVM: x86: support XSAVES usage in the host Paolo Bonzini
2014-11-26 12:07 ` Radim Krčmář
2014-11-26 13:13 ` Paolo Bonzini
2014-11-26 13:53 ` Radim Krčmář
2014-11-26 13:57 ` Paolo Bonzini
2014-11-26 14:42 ` Radim Krčmář
2014-11-26 16:26 ` Paolo Bonzini
2014-11-26 17:31 ` Radim Krčmář
2014-12-03 14:23 ` Nadav Amit
2014-12-03 14:26 ` Paolo Bonzini
2014-12-03 18:45 ` Radim Krčmář
2014-12-04 13:43 ` Paolo Bonzini
2014-12-04 13:52 ` Radim Krčmář [this message]
2014-11-25 10:13 ` [CFT PATCH v2 0/2] KVM: " Wanpeng Li
2014-11-25 10:36 ` Paolo Bonzini
2014-11-25 14:05 ` Nadav Amit
2014-11-25 14:17 ` Paolo Bonzini
2014-11-25 14:50 ` Nadav Amit
2014-11-26 1:24 ` Wanpeng Li
2014-11-26 9:00 ` Nadav Amit
2014-11-26 8:47 ` Wanpeng Li
2014-11-26 12:54 ` Paolo Bonzini
2014-12-02 5:16 ` Wanpeng Li
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