From 6cd5c1db9983600f1848822e86e4906377b4a899 Mon Sep 17 00:00:00 2001 From: Nicholas Piggin Date: Thu, 30 Mar 2023 20:32:24 +1000 Subject: KVM: PPC: Book3S HV: Set SRR1[PREFIX] bit on injected interrupts Pass the hypervisor (H)SRR1[PREFIX] indication through to synchronous interrupts injected into the guest. Signed-off-by: Nicholas Piggin Signed-off-by: Michael Ellerman Link: https://msgid.link/20230330103224.3589928-3-npiggin@gmail.com --- arch/powerpc/kvm/book3s_64_mmu_radix.c | 13 +++++++++---- 1 file changed, 9 insertions(+), 4 deletions(-) (limited to 'arch/powerpc/kvm/book3s_64_mmu_radix.c') diff --git a/arch/powerpc/kvm/book3s_64_mmu_radix.c b/arch/powerpc/kvm/book3s_64_mmu_radix.c index 215a6b5ba104..461307b89c3a 100644 --- a/arch/powerpc/kvm/book3s_64_mmu_radix.c +++ b/arch/powerpc/kvm/book3s_64_mmu_radix.c @@ -954,7 +954,9 @@ int kvmppc_book3s_radix_page_fault(struct kvm_vcpu *vcpu, if (dsisr & DSISR_BADACCESS) { /* Reflect to the guest as DSI */ pr_err("KVM: Got radix HV page fault with DSISR=%lx\n", dsisr); - kvmppc_core_queue_data_storage(vcpu, 0, ea, dsisr); + kvmppc_core_queue_data_storage(vcpu, + kvmppc_get_msr(vcpu) & SRR1_PREFIXED, + ea, dsisr); return RESUME_GUEST; } @@ -979,7 +981,9 @@ int kvmppc_book3s_radix_page_fault(struct kvm_vcpu *vcpu, * Bad address in guest page table tree, or other * unusual error - reflect it to the guest as DSI. */ - kvmppc_core_queue_data_storage(vcpu, 0, ea, dsisr); + kvmppc_core_queue_data_storage(vcpu, + kvmppc_get_msr(vcpu) & SRR1_PREFIXED, + ea, dsisr); return RESUME_GUEST; } return kvmppc_hv_emulate_mmio(vcpu, gpa, ea, writing); @@ -988,8 +992,9 @@ int kvmppc_book3s_radix_page_fault(struct kvm_vcpu *vcpu, if (memslot->flags & KVM_MEM_READONLY) { if (writing) { /* give the guest a DSI */ - kvmppc_core_queue_data_storage(vcpu, 0, ea, - DSISR_ISSTORE | DSISR_PROTFAULT); + kvmppc_core_queue_data_storage(vcpu, + kvmppc_get_msr(vcpu) & SRR1_PREFIXED, + ea, DSISR_ISSTORE | DSISR_PROTFAULT); return RESUME_GUEST; } kvm_ro = true; -- cgit