From: "Philippe Mathieu-Daudé" <philmd@redhat.com>
To: Paolo Bonzini <pbonzini@redhat.com>, qemu-devel@nongnu.org
Cc: Peter Maydell <peter.maydell@linaro.org>,
Cornelia Huck <cohuck@redhat.com>,
kvm@vger.kernel.org, David Hildenbrand <david@redhat.com>,
haxm-team@intel.com, Colin Xu <colin.xu@intel.com>,
Halil Pasic <pasic@linux.ibm.com>,
Christian Borntraeger <borntraeger@de.ibm.com>,
Claudio Fontana <cfontana@suse.de>,
Thomas Huth <thuth@redhat.com>,
Eduardo Habkost <ehabkost@redhat.com>,
Richard Henderson <richard.henderson@linaro.org>,
Greg Kurz <groug@kaod.org>, Cameron Esfahani <dirty@apple.com>,
qemu-s390x@nongnu.org, qemu-arm@nongnu.org,
Sunil Muthuswamy <sunilmut@microsoft.com>,
David Gibson <david@gibson.dropbear.id.au>,
Marcelo Tosatti <mtosatti@redhat.com>,
Roman Bolshakov <r.bolshakov@yadro.com>,
qemu-ppc@nongnu.org, Wenchao Wang <wenchao.wang@intel.com>
Subject: Re: [RFC PATCH 00/19] accel: Introduce AccelvCPUState opaque structure
Date: Thu, 4 Mar 2021 15:54:34 +0100 [thread overview]
Message-ID: <1eda0f3a-1b11-a90e-8502-cf86ef91f77e@redhat.com> (raw)
In-Reply-To: <a84ce2e5-2c4c-9fce-d140-33e4c55c5055@redhat.com>
On 3/4/21 2:56 PM, Paolo Bonzini wrote:
> On 03/03/21 19:22, Philippe Mathieu-Daudé wrote:
>> Series is organized as:
>> - preliminary trivial cleanups
>> - introduce AccelvCPUState
>> - move WHPX fields (build-tested)
>> - move HAX fields (not tested)
>> - move KVM fields (build-tested)
>> - move HVF fields (not tested)
>
> This approach prevents adding a TCG state. Have you thought of using a
> union instead, or even a void pointer?
Why does it prevent it? We can only have one accelerator per vCPU.
TCG state has to be declared as another AccelvCPUState implementation.
Am I missing something?
Preventing building different accelerator-specific code in the same
unit file is on purpose.
Regards,
Phil.
next prev parent reply other threads:[~2021-03-04 15:11 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-03 18:22 [RFC PATCH 00/19] accel: Introduce AccelvCPUState opaque structure Philippe Mathieu-Daudé
2021-03-03 18:22 ` [PATCH 01/19] target/i386/hvf: Use boolean value for vcpu_dirty Philippe Mathieu-Daudé
2021-03-03 18:22 ` [PATCH 02/19] target/s390x/kvm: Simplify debug code Philippe Mathieu-Daudé
2021-03-04 6:24 ` Thomas Huth
2021-03-04 16:05 ` Cornelia Huck
2021-03-03 18:22 ` [PATCH 03/19] target/s390x/kvm: Reduce deref by declaring 'struct kvm_run' on stack Philippe Mathieu-Daudé
2021-03-03 18:22 ` [PATCH 04/19] cpu: Croup accelerator-specific fields altogether Philippe Mathieu-Daudé
2021-03-04 13:26 ` Philippe Mathieu-Daudé
2021-03-03 18:22 ` [RFC PATCH 05/19] cpu: Introduce AccelvCPUState opaque structure Philippe Mathieu-Daudé
2021-03-03 18:22 ` [RFC PATCH 06/19] accel/whpx: Add typedef for 'struct whpx_vcpu' Philippe Mathieu-Daudé
2021-03-03 18:22 ` [RFC PATCH 07/19] accel/whpx: Rename struct whpx_vcpu -> AccelvCPUState Philippe Mathieu-Daudé
2021-03-03 18:22 ` [RFC PATCH 08/19] accel/whpx: Use 'accel_vcpu' generic pointer Philippe Mathieu-Daudé
2021-03-03 18:22 ` [RFC PATCH 09/19] accel/hax: Add typedef for 'struct hax_vcpu_state' Philippe Mathieu-Daudé
2021-03-03 18:22 ` [RFC PATCH 10/19] accel/hax: Use 'accel_vcpu' generic pointer Philippe Mathieu-Daudé
2021-03-03 18:22 ` [RFC PATCH 11/19] accel/kvm: Introduce kvm_vcpu_state() helper Philippe Mathieu-Daudé
2021-03-03 18:22 ` [RFC PATCH 12/19] accel/kvm: Use kvm_vcpu_state() when possible Philippe Mathieu-Daudé
2021-03-03 18:22 ` [RFC PATCH 13/19] accel/kvm: Declare and allocate AccelvCPUState struct Philippe Mathieu-Daudé
2021-03-03 18:22 ` [RFC PATCH 14/19] accel/kvm: Move the 'kvm_fd' field to AccelvCPUState Philippe Mathieu-Daudé
2021-03-03 18:22 ` [RFC PATCH 15/19] accel/kvm: Move the 'kvm_state' " Philippe Mathieu-Daudé
2021-03-03 18:22 ` [RFC PATCH 16/19] accel/kvm: Move the 'kvm_run' " Philippe Mathieu-Daudé
2021-03-03 18:22 ` [RFC PATCH 17/19] accel/hvf: Reduce deref by declaring 'hv_vcpuid_t hvf_fd' on stack Philippe Mathieu-Daudé
2021-03-03 18:22 ` [RFC PATCH 18/19] accel/hvf: Declare and allocate AccelvCPUState struct Philippe Mathieu-Daudé
2021-03-03 18:22 ` [RFC PATCH 19/19] accel/hvf: Move the 'hvf_fd' field to AccelvCPUState Philippe Mathieu-Daudé
2021-03-04 13:56 ` [RFC PATCH 00/19] accel: Introduce AccelvCPUState opaque structure Paolo Bonzini
2021-03-04 14:54 ` Philippe Mathieu-Daudé [this message]
2021-03-04 15:40 ` Paolo Bonzini
2021-03-04 16:42 ` Philippe Mathieu-Daudé
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