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16dcf200dc
Currently all SEV/SEV-ES functionality is managed through a single
'sev-guest' QOM type. With upcoming support for SEV-SNP, taking this
same approach won't work well since some of the properties/state
managed by 'sev-guest' is not applicable to SEV-SNP, which will instead
rely on a new QOM type with its own set of properties/state.
To prepare for this, this patch moves common state into an abstract
'sev-common' parent type to encapsulate properties/state that are
common to both SEV/SEV-ES and SEV-SNP, leaving only SEV/SEV-ES-specific
properties/state in the current 'sev-guest' type. This should not
affect current behavior or command-line options.
As part of this patch, some related changes are also made:
- a static 'sev_guest' variable is currently used to keep track of
the 'sev-guest' instance. SEV-SNP would similarly introduce an
'sev_snp_guest' static variable. But these instances are now
available via qdev_get_machine()->cgs, so switch to using that
instead and drop the static variable.
- 'sev_guest' is currently used as the name for the static variable
holding a pointer to the 'sev-guest' instance. Re-purpose the name
as a local variable referring the 'sev-guest' instance, and use
that consistently throughout the code so it can be easily
distinguished from sev-common/sev-snp-guest instances.
- 'sev' is generally used as the name for local variables holding a
pointer to the 'sev-guest' instance. In cases where that now points
to common state, use the name 'sev_common'; in cases where that now
points to state specific to 'sev-guest' instance, use the name
'sev_guest'
In order to enable kernel-hashes for SNP, pull it from
SevGuestProperties to its parent SevCommonProperties so
it will be available for both SEV and SNP.
Signed-off-by: Michael Roth <michael.roth@amd.com>
Co-developed-by: Dov Murik <dovmurik@linux.ibm.com>
Signed-off-by: Dov Murik <dovmurik@linux.ibm.com>
Acked-by: Markus Armbruster <armbru@redhat.com> (QAPI schema)
Co-developed-by: Pankaj Gupta <pankaj.gupta@amd.com>
Signed-off-by: Pankaj Gupta <pankaj.gupta@amd.com>
Message-ID: <20240530111643.1091816-5-pankaj.gupta@amd.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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| .. | ||
| acpi.json | ||
| audio.json | ||
| authz.json | ||
| block-core.json | ||
| block-export.json | ||
| block.json | ||
| char.json | ||
| common.json | ||
| compat.json | ||
| control.json | ||
| crypto.json | ||
| cryptodev.json | ||
| cxl.json | ||
| dump.json | ||
| ebpf.json | ||
| error.json | ||
| introspect.json | ||
| job.json | ||
| machine-common.json | ||
| machine-target.json | ||
| machine.json | ||
| meson.build | ||
| migration.json | ||
| misc-target.json | ||
| misc.json | ||
| net.json | ||
| opts-visitor.c | ||
| pci.json | ||
| pragma.json | ||
| qapi-clone-visitor.c | ||
| qapi-dealloc-visitor.c | ||
| qapi-forward-visitor.c | ||
| qapi-schema.json | ||
| qapi-type-helpers.c | ||
| qapi-util.c | ||
| qapi-visit-core.c | ||
| qdev.json | ||
| qmp-dispatch.c | ||
| qmp-event.c | ||
| qmp-registry.c | ||
| qobject-input-visitor.c | ||
| qobject-output-visitor.c | ||
| qom.json | ||
| replay.json | ||
| rocker.json | ||
| run-state.json | ||
| sockets.json | ||
| stats.json | ||
| string-input-visitor.c | ||
| string-output-visitor.c | ||
| tpm.json | ||
| trace-events | ||
| trace.h | ||
| trace.json | ||
| transaction.json | ||
| ui.json | ||
| vfio.json | ||
| virtio.json | ||
| yank.json | ||