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From: Jim Mattson <jmattson@google.com>
To: Paolo Bonzini <pbonzini@redhat.com>
Cc: kvm@vger.kernel.org
Subject: Re: [PATCH] KVM: nVMX: Fix memory corruption when using VMCS shadowing
Date: Fri, 1 Jul 2016 09:17:03 -0700	[thread overview]
Message-ID: <CALMp9eTK_xcVeHAH+zLF0FRUCgmo_yNsEBZta56ZBgLLxq81TQ@mail.gmail.com> (raw)
In-Reply-To: <9e137134-8c82-48bc-9899-49cdbc205384@redhat.com>

I agree. I'll have a revised proposal next week.

On Fri, Jul 1, 2016 at 5:33 AM, Paolo Bonzini <pbonzini@redhat.com> wrote:
>
>
> On 01/07/2016 07:24, Paolo Bonzini wrote:
>> So perhaps it's the callers of nested_release_vmcs12 that have to ensure
>> vcpu_load/vcpu_put are called if necessary around the calls to
>> nested_release_vmcs12.  Only free_nested should need this.  The other
>> callers of nested_release_vmcs12 and copy_shadow_to_vmcs12 are vmexit
>> handlers and do have the problem.
>
> ... do not have.
>
> Paolo

  reply	other threads:[~2016-07-01 16:46 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-06-30 22:24 [PATCH] KVM: nVMX: Fix memory corruption when using VMCS shadowing Jim Mattson
2016-07-01  5:24 ` Paolo Bonzini
2016-07-01 12:33   ` Paolo Bonzini
2016-07-01 16:17     ` Jim Mattson [this message]
2016-07-08 22:36       ` [PATCH v2] " Jim Mattson
2016-07-09  5:59         ` Paolo Bonzini

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