From: Sean Christopherson <seanjc@google.com>
To: Paolo Bonzini <pbonzini@redhat.com>
Cc: linux-kernel@vger.kernel.org, kvm@vger.kernel.org,
michael.roth@amd.com, aik@amd.com
Subject: Re: [PATCH v2 01/11] KVM: SEV: fix compat ABI for KVM_MEMORY_ENCRYPT_OP
Date: Fri, 23 Feb 2024 06:20:32 -0800 [thread overview]
Message-ID: <ZdipaR9KZSreIrIh@google.com> (raw)
In-Reply-To: <20240223104009.632194-2-pbonzini@redhat.com>
On Fri, Feb 23, 2024, Paolo Bonzini wrote:
> The data structs for KVM_MEMORY_ENCRYPT_OP have different sizes for 32- and 64-bit
> kernels, but they do not make any attempt to convert from one ABI to the other.
> Fix this by adding the appropriate padding.
Maybe call out that SEV+ is 64-bit only, so this doesn't matter in practice? Or
does this affect .compat_ioctl()?
> No functional change intended for 64-bit userspace.
>
> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
> Message-Id: <20240209183743.22030-2-pbonzini@redhat.com>
> Reviewed-by: Michael Roth <michael.roth@amd.com>
> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Heh, you've double-stamped several of the patches in this series.
Reviewed-by: Sean Christopherson <seanjc@google.com>
next prev parent reply other threads:[~2024-02-23 14:20 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-23 10:39 [PATCH v2 00/11] KVM: SEV: allow customizing VMSA features Paolo Bonzini
2024-02-23 10:39 ` [PATCH v2 01/11] KVM: SEV: fix compat ABI for KVM_MEMORY_ENCRYPT_OP Paolo Bonzini
2024-02-23 14:20 ` Sean Christopherson [this message]
2024-02-23 15:04 ` Paolo Bonzini
2024-02-23 10:40 ` [PATCH v2 02/11] KVM: introduce new vendor op for KVM_GET_DEVICE_ATTR Paolo Bonzini
2024-02-23 14:45 ` Sean Christopherson
2024-02-23 15:03 ` Paolo Bonzini
2024-02-23 10:40 ` [PATCH v2 03/11] Documentation: kvm/sev: separate description of firmware Paolo Bonzini
2024-02-23 10:40 ` [PATCH v2 04/11] KVM: SEV: publish supported VMSA features Paolo Bonzini
2024-02-23 16:07 ` Sean Christopherson
2024-02-23 16:25 ` Paolo Bonzini
2024-02-23 16:41 ` Paolo Bonzini
2024-02-23 17:01 ` Sean Christopherson
2024-02-23 10:40 ` [PATCH v2 05/11] KVM: SEV: store VMSA features in kvm_sev_info Paolo Bonzini
2024-02-23 10:40 ` [PATCH v2 06/11] KVM: SEV: disable DEBUG_SWAP by default Paolo Bonzini
2024-02-23 16:08 ` Sean Christopherson
2024-02-23 10:40 ` [PATCH v2 07/11] KVM: x86: define standard behavior for bits 0/1 of VM type Paolo Bonzini
2024-02-23 16:46 ` Sean Christopherson
2024-02-23 16:48 ` Paolo Bonzini
2024-02-23 10:40 ` [PATCH v2 08/11] KVM: x86: Add is_vm_type_supported callback Paolo Bonzini
2024-02-23 16:51 ` Sean Christopherson
2024-02-23 10:40 ` [PATCH v2 09/11] KVM: SEV: define VM types for SEV and SEV-ES Paolo Bonzini
2024-02-23 16:55 ` Sean Christopherson
2024-02-23 17:22 ` Sean Christopherson
2024-02-23 10:40 ` [PATCH v2 10/11] KVM: SEV: introduce KVM_SEV_INIT2 operation Paolo Bonzini
2024-02-23 16:58 ` Sean Christopherson
2024-02-23 10:40 ` [PATCH v2 11/11] selftests: kvm: add tests for KVM_SEV_INIT2 Paolo Bonzini
2024-02-23 17:18 ` Sean Christopherson
2024-02-23 18:04 ` Paolo Bonzini
2024-02-23 14:52 ` [PATCH v2 00/11] KVM: SEV: allow customizing VMSA features Sean Christopherson
2024-02-23 15:04 ` Paolo Bonzini
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