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bhyve: save/restore pir_desc

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Failing to preserve pir_desc can result in pending interrupts being lost
on resume leading to a hung VM.

Reviewed by:		corvink, jhb
MFC after:		1 week
Sponsored by:		vStack
Differential Revision:	https://reviews.freebsd.org/D35447
This commit is contained in:
Vitaliy Gusev 2023-05-09 10:27:29 +02:00 committed by Corvin Köhne
parent fefac54359
commit c543e09f1f
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GPG Key ID: D854DA56315E026A
1 changed files with 3 additions and 0 deletions
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3
sys/amd64/vmm/intel/vmx.c
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@ -4179,6 +4179,9 @@ vmx_vcpu_snapshot(void *vcpui, struct vm_snapshot_meta *meta)
SNAPSHOT_BUF_OR_LEAVE(vcpu->guest_msrs,
sizeof(vcpu->guest_msrs), meta, err, done);
SNAPSHOT_BUF_OR_LEAVE(vcpu->pir_desc,
sizeof(*vcpu->pir_desc), meta, err, done);
vmxctx = &vcpu->ctx;
SNAPSHOT_VAR_OR_LEAVE(vmxctx->guest_rdi, meta, err, done);
SNAPSHOT_VAR_OR_LEAVE(vmxctx->guest_rsi, meta, err, done);