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[PATCH 08/10] target/ppc: Restrict KVM-specific field from ArchCPU
From: |
Philippe Mathieu-Daudé |
Subject: |
[PATCH 08/10] target/ppc: Restrict KVM-specific field from ArchCPU |
Date: |
Wed, 5 Apr 2023 18:04:52 +0200 |
The 'kvm_sw_tlb' field shouldn't be accessed when KVM is not available.
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
target/ppc/cpu.h | 2 ++
target/ppc/mmu_common.c | 4 ++++
2 files changed, 6 insertions(+)
diff --git a/target/ppc/cpu.h b/target/ppc/cpu.h
index 557d736dab..0ec3957397 100644
--- a/target/ppc/cpu.h
+++ b/target/ppc/cpu.h
@@ -1148,7 +1148,9 @@ struct CPUArchState {
int tlb_type; /* Type of TLB we're dealing with */
ppc_tlb_t tlb; /* TLB is optional. Allocate them only if needed */
bool tlb_dirty; /* Set to non-zero when modifying TLB */
+#ifdef CONFIG_KVM
bool kvm_sw_tlb; /* non-zero if KVM SW TLB API is active */
+#endif /* CONFIG_KVM */
uint32_t tlb_need_flush; /* Delayed flush needed */
#define TLB_NEED_LOCAL_FLUSH 0x1
#define TLB_NEED_GLOBAL_FLUSH 0x2
diff --git a/target/ppc/mmu_common.c b/target/ppc/mmu_common.c
index 7235a4befe..21843c69f6 100644
--- a/target/ppc/mmu_common.c
+++ b/target/ppc/mmu_common.c
@@ -917,10 +917,12 @@ static void mmubooke_dump_mmu(CPUPPCState *env)
ppcemb_tlb_t *entry;
int i;
+#ifdef CONFIG_KVM
if (kvm_enabled() && !env->kvm_sw_tlb) {
qemu_printf("Cannot access KVM TLB\n");
return;
}
+#endif
qemu_printf("\nTLB:\n");
qemu_printf("Effective Physical Size PID Prot "
@@ -1008,10 +1010,12 @@ static void mmubooke206_dump_mmu(CPUPPCState *env)
int offset = 0;
int i;
+#ifdef CONFIG_KVM
if (kvm_enabled() && !env->kvm_sw_tlb) {
qemu_printf("Cannot access KVM TLB\n");
return;
}
+#endif
for (i = 0; i < BOOKE206_MAX_TLBN; i++) {
int size = booke206_tlb_size(env, i);
--
2.38.1
- Re: [PATCH 04/10] hw/intc/arm_gic: Rename 'first_cpu' argument, (continued)
- [PATCH 05/10] hw/arm/sbsa-ref: Include missing 'sysemu/kvm.h' header, Philippe Mathieu-Daudé, 2023/04/05
- [PATCH 06/10] target/arm: Reduce QMP header pressure by not including 'kvm_arm.h', Philippe Mathieu-Daudé, 2023/04/05
- [PATCH 07/10] target/arm: Restrict KVM-specific fields from ArchCPU, Philippe Mathieu-Daudé, 2023/04/05
- [PATCH 08/10] target/ppc: Restrict KVM-specific field from ArchCPU,
Philippe Mathieu-Daudé <=
- [RFC PATCH 09/10] target/riscv: Restrict KVM-specific fields from ArchCPU, Philippe Mathieu-Daudé, 2023/04/05
- [PATCH 10/10] hw/s390x: Rename pv.c -> pv-kvm.c, Philippe Mathieu-Daudé, 2023/04/05