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Re: [PULL v4 36/43] sgx-epc: Add the fill_device_info() callback support
From: |
Eric Blake |
Subject: |
Re: [PULL v4 36/43] sgx-epc: Add the fill_device_info() callback support |
Date: |
Wed, 8 Sep 2021 09:54:03 -0500 |
User-agent: |
NeoMutt/20210205-739-420e15 |
On Wed, Sep 08, 2021 at 12:04:19PM +0200, Paolo Bonzini wrote:
> From: Yang Zhong <yang.zhong@intel.com>
>
> Since there is no fill_device_info() callback support, and when we
> execute "info memory-devices" command in the monitor, the segfault
> will be found.
>
> This patch will add this callback support and "info memory-devices"
> will show sgx epc memory exposed to guest. The result as below:
>
> +++ b/qapi/machine.json
> @@ -1220,6 +1220,29 @@
> 'data': { 'sgx-epc': ['SgxEPC'] }
> }
>
> +##
> +# @SgxEPCDeviceInfo:
> +#
> +# Sgx EPC state information
> +#
> +# @id: device's ID
> +#
> +# @memaddr: physical address in memory, where device is mapped
> +#
> +# @size: size of memory that the device provides
> +#
> +# @memdev: memory backend linked with device
> +#
> +# Since: 6.1
And another spot for a followup patch for 6.2 designation.
> +##
> +{ 'struct': 'SgxEPCDeviceInfo',
> + 'data': { '*id': 'str',
> + 'memaddr': 'size',
> + 'size': 'size',
> + 'memdev': 'str'
> + }
> +}
> +
> ##
> # @MemoryDeviceInfo:
> #
> @@ -1234,7 +1257,8 @@
> 'data': { 'dimm': 'PCDIMMDeviceInfo',
> 'nvdimm': 'PCDIMMDeviceInfo',
> 'virtio-pmem': 'VirtioPMEMDeviceInfo',
> - 'virtio-mem': 'VirtioMEMDeviceInfo'
> + 'virtio-mem': 'VirtioMEMDeviceInfo',
> + 'sgx-epc': 'SgxEPCDeviceInfo'
> }
> }
>
> --
> 2.31.1
>
>
>
--
Eric Blake, Principal Software Engineer
Red Hat, Inc. +1-919-301-3266
Virtualization: qemu.org | libvirt.org
- [PULL v4 24/43] Adjust min CPUID level to 0x12 when SGX is enabled, (continued)
- [PULL v4 24/43] Adjust min CPUID level to 0x12 when SGX is enabled, Paolo Bonzini, 2021/09/08
- [PULL v4 12/43] i386: Add 'sgx-epc' device to expose EPC sections to guest, Paolo Bonzini, 2021/09/08
- [PULL v4 21/43] i386: Update SGX CPUID info according to hardware/KVM/user input, Paolo Bonzini, 2021/09/08
- [PULL v4 22/43] i386: kvm: Add support for exposing PROVISIONKEY to guest, Paolo Bonzini, 2021/09/08
- [PULL v4 19/43] fw_cfg: add etc/msr_feature_control, Paolo Bonzini, 2021/09/08
- [PULL v4 27/43] i386/pc: Add e820 entry for SGX EPC section(s), Paolo Bonzini, 2021/09/08
- [PULL v4 32/43] sgx-epc: Add the reset interface for sgx-epc virt device, Paolo Bonzini, 2021/09/08
- [PULL v4 15/43] i386: Add SGX CPUID leaf FEAT_SGX_12_0_EAX, Paolo Bonzini, 2021/09/08
- [PULL v4 36/43] sgx-epc: Add the fill_device_info() callback support, Paolo Bonzini, 2021/09/08
- Re: [PULL v4 36/43] sgx-epc: Add the fill_device_info() callback support,
Eric Blake <=
- [PULL v4 40/43] docs/system: move x86 CPU configuration to a separate document, Paolo Bonzini, 2021/09/08
- [PULL v4 39/43] docs/system: standardize man page sections to --- with overline, Paolo Bonzini, 2021/09/08
- [PULL v4 23/43] i386: Propagate SGX CPUID sub-leafs to KVM, Paolo Bonzini, 2021/09/08
- [PULL v4 25/43] hw/i386/fw_cfg: Set SGX bits in feature control fw_cfg accordingly, Paolo Bonzini, 2021/09/08
- [PULL v4 28/43] i386: acpi: Add SGX EPC entry to ACPI tables, Paolo Bonzini, 2021/09/08
- [PULL v4 26/43] hw/i386/pc: Account for SGX EPC sections when calculating device memory, Paolo Bonzini, 2021/09/08
- [PULL v4 29/43] q35: Add support for SGX EPC, Paolo Bonzini, 2021/09/08
- [PULL v4 31/43] hostmem-epc: Add the reset interface for EPC backend reset, Paolo Bonzini, 2021/09/08
- [PULL v4 33/43] sgx-epc: Avoid bios reset during sgx epc initialization, Paolo Bonzini, 2021/09/08
- [PULL v4 37/43] docs: standardize book titles to === with overline, Paolo Bonzini, 2021/09/08