[v1] LIBVIRT: X86: TDX support

[PATCH rfcv3 02/11] qemu: Add TDX capability

Posted by Zhenzhong Duan 2 years, 2 months ago

QEMU_CAPS_TDX_GUEST set means TDX supported with this QEMU.

Signed-off-by: Chenyi Qiang <chenyi.qiang@intel.com>
Signed-off-by: Zhenzhong Duan <zhenzhong.duan@intel.com>
---
 src/qemu/qemu_capabilities.c | 2 ++
 src/qemu/qemu_capabilities.h | 1 +
 2 files changed, 3 insertions(+)

diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c
index 5f806c68fb..8764df5e9d 100644
--- a/src/qemu/qemu_capabilities.c
+++ b/src/qemu/qemu_capabilities.c
@@ -698,6 +698,7 @@ VIR_ENUM_IMPL(virQEMUCaps,
               /* 450 */
               "run-with.async-teardown", /* QEMU_CAPS_RUN_WITH_ASYNC_TEARDOWN */
               "virtio-blk-vhost-vdpa", /* QEMU_CAPS_DEVICE_VIRTIO_BLK_VHOST_VDPA */
+              "tdx-guest", /* QEMU_CAPS_TDX_GUEST */
     );
 
 
@@ -1385,6 +1386,7 @@ struct virQEMUCapsStringFlags virQEMUCapsObjectTypes[] = {
     { "virtio-crypto-device", QEMU_CAPS_DEVICE_VIRTIO_CRYPTO },
     { "cryptodev-backend-lkcf", QEMU_CAPS_OBJECT_CRYPTO_LKCF },
     { "pvpanic-pci", QEMU_CAPS_DEVICE_PANIC_PCI },
+    { "tdx-guest", QEMU_CAPS_TDX_GUEST},
 };
 
 
diff --git a/src/qemu/qemu_capabilities.h b/src/qemu/qemu_capabilities.h
index 3c4f7f625b..b88058f6fb 100644
--- a/src/qemu/qemu_capabilities.h
+++ b/src/qemu/qemu_capabilities.h
@@ -677,6 +677,7 @@ typedef enum { /* virQEMUCapsFlags grouping marker for syntax-check */
     /* 450 */
     QEMU_CAPS_RUN_WITH_ASYNC_TEARDOWN, /* asynchronous teardown -run-with async-teardown=on|off */
     QEMU_CAPS_DEVICE_VIRTIO_BLK_VHOST_VDPA, /* virtio-blk-vhost-vdpa block driver */
+    QEMU_CAPS_TDX_GUEST, /* -object tdx-guest,... */
 
     QEMU_CAPS_LAST /* this must always be the last item */
 } virQEMUCapsFlags;
-- 
2.34.1
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Re: [PATCH rfcv3 02/11] qemu: Add TDX capability

Posted by Daniel P. Berrangé 2 years, 1 month ago

On Mon, Nov 27, 2023 at 04:55:12PM +0800, Zhenzhong Duan wrote:
> QEMU_CAPS_TDX_GUEST set means TDX supported with this QEMU.
> 
> Signed-off-by: Chenyi Qiang <chenyi.qiang@intel.com>
> Signed-off-by: Zhenzhong Duan <zhenzhong.duan@intel.com>
> ---
>  src/qemu/qemu_capabilities.c | 2 ++
>  src/qemu/qemu_capabilities.h | 1 +
>  2 files changed, 3 insertions(+)

Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>

NB, when the time comes to merge this, it'll probably require an update
to some of the QEMU capabilities files in tests/, but that'll require
the QEMU pieces to be merged first of course.

With regards,
Daniel
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RE: [PATCH rfcv3 02/11] qemu: Add TDX capability

Posted by Duan, Zhenzhong 2 years, 1 month ago


>-----Original Message-----
>From: Daniel P. Berrangé <berrange@redhat.com>
>Subject: Re: [PATCH rfcv3 02/11] qemu: Add TDX capability
>
>On Mon, Nov 27, 2023 at 04:55:12PM +0800, Zhenzhong Duan wrote:
>> QEMU_CAPS_TDX_GUEST set means TDX supported with this QEMU.
>>
>> Signed-off-by: Chenyi Qiang <chenyi.qiang@intel.com>
>> Signed-off-by: Zhenzhong Duan <zhenzhong.duan@intel.com>
>> ---
>>  src/qemu/qemu_capabilities.c | 2 ++
>>  src/qemu/qemu_capabilities.h | 1 +
>>  2 files changed, 3 insertions(+)
>
>Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
>
>NB, when the time comes to merge this, it'll probably require an update
>to some of the QEMU capabilities files in tests/, but that'll require
>the QEMU pieces to be merged first of course.

Got it.

Thanks
Zhenzhong
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