From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 9A0BE10AB82F for ; Thu, 26 Mar 2026 23:37:13 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 3AAA16B0093; Thu, 26 Mar 2026 19:37:11 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 382336B0095; Thu, 26 Mar 2026 19:37:11 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 222316B0099; Thu, 26 Mar 2026 19:37:11 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0015.hostedemail.com [216.40.44.15]) by kanga.kvack.org (Postfix) with ESMTP id 08AD86B0093 for ; Thu, 26 Mar 2026 19:37:11 -0400 (EDT) Received: from smtpin30.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay10.hostedemail.com (Postfix) with ESMTP id BCE5AC468E for ; Thu, 26 Mar 2026 23:37:10 +0000 (UTC) X-FDA: 84589827420.30.B45D0E9 Received: from mail-pj1-f73.google.com (mail-pj1-f73.google.com [209.85.216.73]) by imf23.hostedemail.com (Postfix) with ESMTP id EABFC14000F for ; Thu, 26 Mar 2026 23:37:08 +0000 (UTC) Authentication-Results: imf23.hostedemail.com; dkim=pass header.d=google.com header.s=20251104 header.b=MCFo4JB2; spf=pass (imf23.hostedemail.com: domain of 3I8PFaQsKCBYwy60D70KF922AA270.yA8749GJ-886Hwy6.AD2@flex--ackerleytng.bounces.google.com designates 209.85.216.73 as permitted sender) smtp.mailfrom=3I8PFaQsKCBYwy60D70KF922AA270.yA8749GJ-886Hwy6.AD2@flex--ackerleytng.bounces.google.com; dmarc=pass (policy=reject) header.from=google.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1774568229; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=+iqU+PNO7bQVZ4XweKo6JOzshp2g+Q7QVegeGT2TX4U=; b=u2MuVjlmBwqWbyHCE/WdDTs8q8cp8H2vVti5v4AtU9ItKYCe5wVMN5BuXWEOia9baqRye4 eRAdL6SQyhLXdM3lC72XNrmMgLELRArCmiSBkmBQYrxKbuiLLu72/HxBWju6dNVSuxdKMd oD0P9NJePxWqbZaEO1xGIdE+wrXlHy4= ARC-Authentication-Results: i=1; imf23.hostedemail.com; dkim=pass header.d=google.com header.s=20251104 header.b=MCFo4JB2; spf=pass (imf23.hostedemail.com: domain of 3I8PFaQsKCBYwy60D70KF922AA270.yA8749GJ-886Hwy6.AD2@flex--ackerleytng.bounces.google.com designates 209.85.216.73 as permitted sender) smtp.mailfrom=3I8PFaQsKCBYwy60D70KF922AA270.yA8749GJ-886Hwy6.AD2@flex--ackerleytng.bounces.google.com; dmarc=pass (policy=reject) header.from=google.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1774568229; a=rsa-sha256; cv=none; b=EPVUZkKIh/JaBXA77jVPc2Iej6tys0WH9BhrHxUFsnIEgCuRyOOjHPaHfNy0hcy++sRYWo kvD3oDTy3gYQ9KvOHolV/VoTbfjnt993y9PeO8DHSvP80NhasK0SUehmGYmU0tiN7eOr2Y zpPOG5nIRPRcnjGERlZao2xHC54ROo8= Received: by mail-pj1-f73.google.com with SMTP id 98e67ed59e1d1-358f058973fso2127528a91.1 for ; Thu, 26 Mar 2026 16:37:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20251104; t=1774568228; x=1775173028; darn=kvack.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=+iqU+PNO7bQVZ4XweKo6JOzshp2g+Q7QVegeGT2TX4U=; b=MCFo4JB2nFHWkywZyWe+XBS2plkZ5cl9rB3L6Kfk0pZmKpd3ZBv9IxTvP8pNdOPcBT uVOcAMnE3Dm1y0VcEIqMYOZ/iJ5pDWD18I6bLfB1AghujpWceqlkCSv/AIPpSFV8n42x 6TKCaiDJb4bQAWryCi7D2c3P+PcvEVt34VjjIDTjYQwF1EYWfnMoTq/MQoBxtZLTvXsi KI50IgC+hvzySZM9Fg0YSm383o2bGiWiKgu5doKkp5tTXNFhQpQDLOzPnoHFJ4ZXGrZP KjoiMNc2wm4oJml8CwfL+KMIS2QJL1ajefHyK6ZPjXrkNNT+z7/hkUrf6MV0NgczlXN2 Wt0A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1774568228; x=1775173028; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=+iqU+PNO7bQVZ4XweKo6JOzshp2g+Q7QVegeGT2TX4U=; b=gcO9oBwzF5Rgp6ZKyTm+07vcNFBvhs4a1XVREE0T/py20x0kx6CeyZio8OX2ne8fgu dMnDufU1A7qB3aTKpy0cJYAcAe55ObtvYUlEH6JeZlGQf0Bc5Yn4BjyBDnHrdvUuw/Th MRvty/1YjcpOiX6gaUc9THh3clnPXRPt6pFwVH1jFZ5GRsdQXb9tzQ7GZ/oPDJagLrVl epOAcOSpp7wmMN/cgUXRDNcLReluEIZjXQZ+xdI+O8UCDqJ9INZNWSU0nG78iR81dkri Z45bdUfibuVY6W1j/r8AGH+t+6JmeZOLaigJSYAy+Fr4wUhsA6gPgDn2QWbN7fSrhitb leYw== X-Forwarded-Encrypted: i=1; AJvYcCVpXm0o2aT5LhWcl4j6Rlv3rkm25OjDjEXZQ3o/sB18XPYTwtZ1rw2ntPTha+5jX7sDtm3Ykg27WQ==@kvack.org X-Gm-Message-State: AOJu0YxtlXYWNuvA+tb3W3OIDOGzlNDLgnja3pUnXH1oj+gpt2xHc62d /Xz8FZjsaKr4REN8rHc4MR2V23rhSG0kAUu5FX2cl2ZXe6fzP6L6crfQZFc2W+70D6EQ0xCHttG d/JzJM9PC7ZEbJuaG4Z7QMvJYOw== X-Received: from pglu12.prod.google.com ([2002:a63:140c:0:b0:c76:3cb2:929c]) (user=ackerleytng job=prod-delivery.src-stubby-dispatcher) by 2002:a17:90b:1642:b0:35c:17ae:4e2f with SMTP id 98e67ed59e1d1-35c30155f02mr371172a91.33.1774568227491; Thu, 26 Mar 2026 16:37:07 -0700 (PDT) Date: Thu, 26 Mar 2026 16:36:43 -0700 In-Reply-To: Mime-Version: 1.0 References: <20260326-gmem-inplace-conversion-v4-0-e202fe950ffd@google.com> X-Mailer: git-send-email 2.53.0.1018.g2bb0e51243-goog Message-ID: <92f152f8df72bbfabf69ecfa55ee65287a018cb3.1774568083.git.ackerleytng@google.com> Subject: [POC PATCH 5/6] KVM: selftests: Test conversions for SNP From: Ackerley Tng To: ackerleytng@google.com Cc: aik@amd.com, akpm@linux-foundation.org, andrew.jones@linux.dev, aneesh.kumar@kernel.org, axelrasmussen@google.com, baohua@kernel.org, bhe@redhat.com, binbin.wu@linux.intel.com, bp@alien8.de, brauner@kernel.org, chao.p.peng@linux.intel.com, chrisl@kernel.org, corbet@lwn.net, dave.hansen@linux.intel.com, david@kernel.org, forkloop@google.com, hpa@zytor.com, ira.weiny@intel.com, jgg@ziepe.ca, jmattson@google.com, jroedel@suse.de, jthoughton@google.com, kasong@tencent.com, kvm@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-mm@kvack.org, linux-trace-kernel@vger.kernel.org, mathieu.desnoyers@efficios.com, mhiramat@kernel.org, michael.roth@amd.com, mingo@redhat.com, nphamcs@gmail.com, oupton@kernel.org, pankaj.gupta@amd.com, pbonzini@redhat.com, pratyush@kernel.org, qperret@google.com, rick.p.edgecombe@intel.com, rientjes@google.com, rostedt@goodmis.org, seanjc@google.com, shikemeng@huaweicloud.com, shivankg@amd.com, shuah@kernel.org, skhan@linuxfoundation.org, steven.price@arm.com, suzuki.poulose@arm.com, tabba@google.com, tglx@kernel.org, vannapurve@google.com, vbabka@kernel.org, weixugc@google.com, willy@infradead.org, wyihan@google.com, x86@kernel.org, yan.y.zhao@intel.com, yuanchu@google.com Content-Type: text/plain; charset="UTF-8" X-Rspamd-Server: rspam05 X-Rspamd-Queue-Id: EABFC14000F X-Stat-Signature: saqpqzya4jb6dmadyjzmkhsfscsbra9h X-Rspam-User: X-HE-Tag: 1774568228-846525 X-HE-Meta: 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 rReUFoW7 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 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Signed-off-by: Ackerley Tng --- .../selftests/kvm/x86/sev_smoke_test.c | 190 +++++++++++++++++- 1 file changed, 185 insertions(+), 5 deletions(-) diff --git a/tools/testing/selftests/kvm/x86/sev_smoke_test.c b/tools/testing/selftests/kvm/x86/sev_smoke_test.c index 7e69da01cecf4..c40c359f78901 100644 --- a/tools/testing/selftests/kvm/x86/sev_smoke_test.c +++ b/tools/testing/selftests/kvm/x86/sev_smoke_test.c @@ -253,17 +253,197 @@ static void test_sev_smoke(void *guest, uint32_t type, uint64_t policy) } } +#define GHCB_MSR_REG_GPA_REQ 0x012 +#define GHCB_MSR_REG_GPA_REQ_VAL(v) \ + /* GHCBData[63:12] */ \ + (((u64)((v) & GENMASK_ULL(51, 0)) << 12) | \ + /* GHCBData[11:0] */ \ + GHCB_MSR_REG_GPA_REQ) + +#define GHCB_MSR_REG_GPA_RESP 0x013 +#define GHCB_MSR_REG_GPA_RESP_VAL(v) \ + /* GHCBData[63:12] */ \ + (((u64)(v) & GENMASK_ULL(63, 12)) >> 12) + +#define GHCB_DATA_LOW 12 +#define GHCB_MSR_INFO_MASK (BIT_ULL(GHCB_DATA_LOW) - 1) +#define GHCB_RESP_CODE(v) ((v) & GHCB_MSR_INFO_MASK) + +/* + * SNP Page State Change Operation + * + * GHCBData[55:52] - Page operation: + * 0x0001 Page assignment, Private + * 0x0002 Page assignment, Shared + */ +enum psc_op { + SNP_PAGE_STATE_PRIVATE = 1, + SNP_PAGE_STATE_SHARED, +}; + +#define GHCB_MSR_PSC_REQ 0x014 +#define GHCB_MSR_PSC_REQ_GFN(gfn, op) \ + /* GHCBData[55:52] */ \ + (((u64)((op) & 0xf) << 52) | \ + /* GHCBData[51:12] */ \ + ((u64)((gfn) & GENMASK_ULL(39, 0)) << 12) | \ + /* GHCBData[11:0] */ \ + GHCB_MSR_PSC_REQ) + +#define GHCB_MSR_PSC_RESP 0x015 +#define GHCB_MSR_PSC_RESP_VAL(val) \ + /* GHCBData[63:32] */ \ + (((u64)(val) & GENMASK_ULL(63, 32)) >> 32) + +static u64 ghcb_gpa; +static void snp_register_ghcb(void) +{ + u64 ghcb_pfn = ghcb_gpa >> PAGE_SHIFT; + u64 val; + + GUEST_ASSERT(ghcb_gpa); + + wrmsr(MSR_AMD64_SEV_ES_GHCB, GHCB_MSR_REG_GPA_REQ_VAL(ghcb_gpa >> PAGE_SHIFT)); + vmgexit(); + + val = rdmsr(MSR_AMD64_SEV_ES_GHCB); + GUEST_ASSERT_EQ(GHCB_RESP_CODE(val), GHCB_MSR_REG_GPA_RESP); + GUEST_ASSERT_EQ(GHCB_MSR_REG_GPA_RESP_VAL(val), ghcb_pfn); +} + +static void snp_page_state_change(u64 gpa, enum psc_op op) +{ + u64 val; + + wrmsr(MSR_AMD64_SEV_ES_GHCB, GHCB_MSR_PSC_REQ_GFN(gpa >> PAGE_SHIFT, op)); + vmgexit(); + + val = rdmsr(MSR_AMD64_SEV_ES_GHCB); + GUEST_ASSERT_EQ(GHCB_RESP_CODE(val), GHCB_MSR_PSC_RESP); + GUEST_ASSERT_EQ(GHCB_MSR_PSC_RESP_VAL(val), 0); +} + +#define RMP_PG_SIZE_4K 0 +static inline void pvalidate(void *vaddr, bool validate) +{ + bool no_rmpupdate; + int rc; + + /* "pvalidate" mnemonic support in binutils 2.36 and newer */ + asm volatile(".byte 0xF2, 0x0F, 0x01, 0xFF\n\t" + : "=@ccc"(no_rmpupdate), "=a"(rc) + : "a"(vaddr), "c"(RMP_PG_SIZE_4K), "d"(validate) + : "memory", "cc"); + + GUEST_ASSERT(!no_rmpupdate); + GUEST_ASSERT_EQ(rc, 0); +} + +#define CONVERSION_TEST_VALUE_SHARED_1 0xab +#define CONVERSION_TEST_VALUE_SHARED_2 0xcd +#define CONVERSION_TEST_VALUE_PRIVATE 0xef +#define CONVERSION_TEST_VALUE_SHARED_3 0xbc +static void guest_code_conversion(u8 *test_shared_gva, u8 *test_private_gva, u64 test_gpa) +{ + snp_register_ghcb(); + + GUEST_ASSERT_EQ(READ_ONCE(*test_shared_gva), CONVERSION_TEST_VALUE_SHARED_1); + WRITE_ONCE(*test_shared_gva, CONVERSION_TEST_VALUE_SHARED_2); + + snp_page_state_change(test_gpa, SNP_PAGE_STATE_PRIVATE); + pvalidate(test_private_gva, true); + + WRITE_ONCE(*test_private_gva, CONVERSION_TEST_VALUE_PRIVATE); + GUEST_ASSERT_EQ(READ_ONCE(*test_private_gva), CONVERSION_TEST_VALUE_PRIVATE); + + pvalidate(test_private_gva, false); + snp_page_state_change(test_gpa, SNP_PAGE_STATE_SHARED); + + WRITE_ONCE(*test_shared_gva, CONVERSION_TEST_VALUE_SHARED_3); + + wrmsr(MSR_AMD64_SEV_ES_GHCB, GHCB_MSR_TERM_REQ); + vmgexit(); +} + +static void test_conversion(uint64_t policy) +{ + vm_vaddr_t test_private_gva; + vm_vaddr_t test_shared_gva; + struct kvm_vcpu *vcpu; + vm_vaddr_t ghcb_gva; + vm_paddr_t test_gpa; + struct kvm_vm *vm; + void *ghcb_hva; + void *test_hva; + + vm = vm_sev_create_with_one_vcpu(KVM_X86_SNP_VM, guest_code_conversion, &vcpu); + + ghcb_gva = vm_vaddr_alloc_shared(vm, PAGE_SIZE, KVM_UTIL_MIN_VADDR, + MEM_REGION_TEST_DATA); + ghcb_hva = addr_gva2hva(vm, ghcb_gva); + ghcb_gpa = addr_gva2gpa(vm, ghcb_gva); + sync_global_to_guest(vm, ghcb_gpa); + + test_shared_gva = vm_vaddr_alloc_shared(vm, PAGE_SIZE, KVM_UTIL_MIN_VADDR, + MEM_REGION_TEST_DATA); + test_hva = addr_gva2hva(vm, test_shared_gva); + test_gpa = addr_gva2gpa(vm, test_shared_gva); + + test_private_gva = vm_vaddr_unused_gap(vm, PAGE_SIZE, KVM_UTIL_MIN_VADDR); + ___virt_pg_map(vm, &vm->mmu, test_private_gva, test_gpa, PG_SIZE_4K, true); + + vcpu_args_set(vcpu, 3, test_shared_gva, test_private_gva, test_gpa); + + vm_sev_launch(vm, policy, NULL); + + WRITE_ONCE(*(u8 *)test_hva, CONVERSION_TEST_VALUE_SHARED_1); + + fprintf(stderr, "ghcb_hva=%p ghcb_gpa=%lx ghcb_gva=%lx\n", ghcb_hva, ghcb_gpa, ghcb_gva); + fprintf(stderr, "test_hva=%p test_gpa=%lx test_private_gva=%lx test_shared_gva=%lx\n", test_hva, test_gpa, test_private_gva, test_shared_gva); + + vcpu_run(vcpu); + + TEST_ASSERT_KVM_EXIT_REASON(vcpu, KVM_EXIT_HYPERCALL); + TEST_ASSERT_EQ(vcpu->run->hypercall.nr, KVM_HC_MAP_GPA_RANGE); + TEST_ASSERT_EQ(vcpu->run->hypercall.args[0], test_gpa); + TEST_ASSERT_EQ(vcpu->run->hypercall.args[1], 1); + TEST_ASSERT_EQ(vcpu->run->hypercall.args[2], KVM_MAP_GPA_RANGE_ENCRYPTED | KVM_MAP_GPA_RANGE_PAGE_SZ_4K); + + vm_mem_set_private(vm, test_gpa, PAGE_SIZE, KVM_SET_MEMORY_ATTRIBUTES2_MODE_UNSPECIFIED); + + vcpu_run(vcpu); + + TEST_ASSERT_KVM_EXIT_REASON(vcpu, KVM_EXIT_HYPERCALL); + TEST_ASSERT_EQ(vcpu->run->hypercall.nr, KVM_HC_MAP_GPA_RANGE); + TEST_ASSERT_EQ(vcpu->run->hypercall.args[0], test_gpa); + TEST_ASSERT_EQ(vcpu->run->hypercall.args[1], 1); + TEST_ASSERT_EQ(vcpu->run->hypercall.args[2], KVM_MAP_GPA_RANGE_DECRYPTED | KVM_MAP_GPA_RANGE_PAGE_SZ_4K); + + vm_mem_set_shared(vm, test_gpa, PAGE_SIZE, KVM_SET_MEMORY_ATTRIBUTES2_MODE_UNSPECIFIED); + + vcpu_run(vcpu); + + TEST_ASSERT_KVM_EXIT_REASON(vcpu, KVM_EXIT_SYSTEM_EVENT); + TEST_ASSERT_EQ(vcpu->run->system_event.type, KVM_SYSTEM_EVENT_SEV_TERM); + TEST_ASSERT_EQ(vcpu->run->system_event.ndata, 1); + TEST_ASSERT_EQ(vcpu->run->system_event.data[0], GHCB_MSR_TERM_REQ); + + TEST_ASSERT_EQ(*(u8 *)test_hva, CONVERSION_TEST_VALUE_SHARED_3); +} + int main(int argc, char *argv[]) { TEST_REQUIRE(kvm_cpu_has(X86_FEATURE_SEV)); - test_sev_smoke(guest_sev_code, KVM_X86_SEV_VM, 0); + // test_sev_smoke(guest_sev_code, KVM_X86_SEV_VM, 0); - if (kvm_cpu_has(X86_FEATURE_SEV_ES)) - test_sev_smoke(guest_sev_es_code, KVM_X86_SEV_ES_VM, SEV_POLICY_ES); + // if (kvm_cpu_has(X86_FEATURE_SEV_ES)) + // test_sev_smoke(guest_sev_es_code, KVM_X86_SEV_ES_VM, SEV_POLICY_ES); - if (kvm_cpu_has(X86_FEATURE_SEV_SNP)) - test_sev_smoke(guest_snp_code, KVM_X86_SNP_VM, snp_default_policy()); + if (kvm_cpu_has(X86_FEATURE_SEV_SNP)) { + test_conversion(snp_default_policy()); + // test_sev_smoke(guest_snp_code, KVM_X86_SNP_VM, snp_default_policy()); + } return 0; } -- 2.53.0.1018.g2bb0e51243-goog