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machine: allow early use of machine_require_guest_memfd

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Ask the ConfidentialGuestSupport object whether to use guest_memfd
for KVM-backend private memory.  This bool can be set in instance_init
(or user_complete) so that it is available when the machine is created.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2024-05-31 13:29:53 +02:00
parent aa274c33c3
commit dc0d28ca46
3 changed files with 6 additions and 2 deletions
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2
hw/core/machine.c
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@ -1216,7 +1216,7 @@ bool machine_mem_merge(MachineState *machine)
bool machine_require_guest_memfd(MachineState *machine)
{
return machine->require_guest_memfd;
return machine->cgs && machine->cgs->require_guest_memfd;
}
static char *cpu_slot_to_string(const CPUArchId *cpu)