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Mon, 20 Apr 2026 14:20:42 -0700 (PDT) Date: Mon, 20 Apr 2026 14:20:03 -0700 In-Reply-To: <20260420212004.3938325-1-seanjc@google.com> Mime-Version: 1.0 References: <20260420212004.3938325-1-seanjc@google.com> X-Mailer: git-send-email 2.54.0.rc1.555.g9c883467ad-goog Message-ID: <20260420212004.3938325-19-seanjc@google.com> Subject: [PATCH v3 18/19] KVM: selftests: Replace "u64 nested_paddr" with "gpa_t l2_gpa" From: Sean Christopherson To: Paolo Bonzini , Marc Zyngier , Oliver Upton , Tianrui Zhao , Bibo Mao , Huacai Chen , Anup Patel , Paul Walmsley , Palmer Dabbelt , Albert Ou , Christian Borntraeger , Janosch Frank , Claudio Imbrenda , Sean Christopherson Cc: kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, loongarch@lists.linux.dev, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, David Matlack X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260420_222045_577472_4A14E4E7 X-CRM114-Status: UNSURE ( 7.59 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: Sean Christopherson Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org In x86's nested TDP APIs, use the appropriate gpa_t typedef and rename variables from nested_paddr to l2_gpa to match KVM x86's nomenclature. No functional change intended. Signed-off-by: Sean Christopherson --- .../testing/selftests/kvm/include/x86/processor.h | 2 +- tools/testing/selftests/kvm/lib/x86/processor.c | 14 ++++++-------- 2 files changed, 7 insertions(+), 9 deletions(-) diff --git a/tools/testing/selftests/kvm/include/x86/processor.h b/tools/testing/selftests/kvm/include/x86/processor.h index fc7efd722229..97dc887658c3 100644 --- a/tools/testing/selftests/kvm/include/x86/processor.h +++ b/tools/testing/selftests/kvm/include/x86/processor.h @@ -1514,7 +1514,7 @@ void virt_map_level(struct kvm_vm *vm, gva_t gva, u64 paddr, void vm_enable_tdp(struct kvm_vm *vm); bool kvm_cpu_has_tdp(void); -void tdp_map(struct kvm_vm *vm, u64 nested_paddr, u64 paddr, u64 size); +void tdp_map(struct kvm_vm *vm, gpa_t l2_gpa, u64 paddr, u64 size); void tdp_identity_map_default_memslots(struct kvm_vm *vm); void tdp_identity_map_1g(struct kvm_vm *vm, u64 addr, u64 size); u64 *tdp_get_pte(struct kvm_vm *vm, u64 l2_gpa); diff --git a/tools/testing/selftests/kvm/lib/x86/processor.c b/tools/testing/selftests/kvm/lib/x86/processor.c index 3c55980c81b2..892cc517d9f1 100644 --- a/tools/testing/selftests/kvm/lib/x86/processor.c +++ b/tools/testing/selftests/kvm/lib/x86/processor.c @@ -495,26 +495,24 @@ bool kvm_cpu_has_tdp(void) return kvm_cpu_has_ept() || kvm_cpu_has_npt(); } -void __tdp_map(struct kvm_vm *vm, u64 nested_paddr, u64 paddr, - u64 size, int level) +void __tdp_map(struct kvm_vm *vm, gpa_t l2_gpa, u64 paddr, u64 size, int level) { size_t page_size = PG_LEVEL_SIZE(level); size_t npages = size / page_size; - TEST_ASSERT(nested_paddr + size > nested_paddr, "Vaddr overflow"); + TEST_ASSERT(l2_gpa + size > l2_gpa, "L2 GPA overflow"); TEST_ASSERT(paddr + size > paddr, "Paddr overflow"); while (npages--) { - __virt_pg_map(vm, &vm->stage2_mmu, nested_paddr, paddr, level); - nested_paddr += page_size; + __virt_pg_map(vm, &vm->stage2_mmu, l2_gpa, paddr, level); + l2_gpa += page_size; paddr += page_size; } } -void tdp_map(struct kvm_vm *vm, u64 nested_paddr, u64 paddr, - u64 size) +void tdp_map(struct kvm_vm *vm, gpa_t l2_gpa, u64 paddr, u64 size) { - __tdp_map(vm, nested_paddr, paddr, size, PG_LEVEL_4K); + __tdp_map(vm, l2_gpa, paddr, size, PG_LEVEL_4K); } /* Prepare an identity extended page table that maps all the -- 2.54.0.rc1.555.g9c883467ad-goog _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv