linux-kernel - [V1 PATCH 4/5] selftests: kvm: delete svm_vmcall

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20220903012849.938069-5-vannapurve@google.com>
Date:   Sat,  3 Sep 2022 01:28:48 +0000
From:   Vishal Annapurve <vannapurve@...gle.com>
To:     x86@...nel.org, kvm@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-kselftest@...r.kernel.org
Cc:     pbonzini@...hat.com, shuah@...nel.org, bgardon@...gle.com,
        seanjc@...gle.com, oupton@...gle.com, peterx@...hat.com,
        vkuznets@...hat.com, drjones@...hat.com, dmatlack@...gle.com,
        Vishal Annapurve <vannapurve@...gle.com>
Subject: [V1 PATCH 4/5] selftests: kvm: delete svm_vmcall_test

svm_vmcall_test is superseded by fix_hypercall_test.

Suggested-by: Sean Christopherson <seanjc@...gle.com>
Signed-off-by: Vishal Annapurve <vannapurve@...gle.com>
---
 tools/testing/selftests/kvm/.gitignore        |  1 -
 .../selftests/kvm/x86_64/svm_vmcall_test.c    | 73 -------------------
 2 files changed, 74 deletions(-)
 delete mode 100644 tools/testing/selftests/kvm/x86_64/svm_vmcall_test.c

diff --git a/tools/testing/selftests/kvm/.gitignore b/tools/testing/selftests/kvm/.gitignore
index d625a3f83780..22e9a5b5488c 100644
--- a/tools/testing/selftests/kvm/.gitignore
+++ b/tools/testing/selftests/kvm/.gitignore
@@ -36,7 +36,6 @@
 /x86_64/sev_migrate_tests
 /x86_64/smm_test
 /x86_64/state_test
-/x86_64/svm_vmcall_test
 /x86_64/svm_int_ctl_test
 /x86_64/svm_nested_soft_inject_test
 /x86_64/sync_regs_test
diff --git a/tools/testing/selftests/kvm/x86_64/svm_vmcall_test.c b/tools/testing/selftests/kvm/x86_64/svm_vmcall_test.c
deleted file mode 100644
index 95ddc2bff332..000000000000
--- a/tools/testing/selftests/kvm/x86_64/svm_vmcall_test.c
+++ /dev/null
@@ -1,73 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * svm_vmcall_test
- *
- * Copyright (C) 2020, Red Hat, Inc.
- *
- * Nested SVM testing: VMCALL
- */
-
-#include "test_util.h"
-#include "kvm_util.h"
-#include "processor.h"
-#include "svm_util.h"
-
-static void l2_guest_code(struct svm_test_data *svm)
-{
-	__asm__ __volatile__("vmcall");
-}
-
-static void l1_guest_code(struct svm_test_data *svm)
-{
-	#define L2_GUEST_STACK_SIZE 64
-	unsigned long l2_guest_stack[L2_GUEST_STACK_SIZE];
-	struct vmcb *vmcb = svm->vmcb;
-
-	/* Prepare for L2 execution. */
-	generic_svm_setup(svm, l2_guest_code,
-			  &l2_guest_stack[L2_GUEST_STACK_SIZE]);
-
-	run_guest(vmcb, svm->vmcb_gpa);
-
-	GUEST_ASSERT(vmcb->control.exit_code == SVM_EXIT_VMMCALL);
-	GUEST_DONE();
-}
-
-void __main(int argc, char *argv[])
-{
-	struct kvm_vcpu *vcpu;
-	vm_vaddr_t svm_gva;
-	struct kvm_vm *vm;
-
-	TEST_REQUIRE(kvm_cpu_has(X86_FEATURE_SVM));
-
-	vm = vm_create_with_one_vcpu(&vcpu, l1_guest_code);
-
-	vcpu_alloc_svm(vm, &svm_gva);
-	vcpu_args_set(vcpu, 1, svm_gva);
-
-	for (;;) {
-		volatile struct kvm_run *run = vcpu->run;
-		struct ucall uc;
-
-		vcpu_run(vcpu);
-		TEST_ASSERT(run->exit_reason == KVM_EXIT_IO,
-			    "Got exit_reason other than KVM_EXIT_IO: %u (%s)\n",
-			    run->exit_reason,
-			    exit_reason_str(run->exit_reason));
-
-		switch (get_ucall(vcpu, &uc)) {
-		case UCALL_ABORT:
-			REPORT_GUEST_ASSERT(uc);
-			/* NOT REACHED */
-		case UCALL_SYNC:
-			break;
-		case UCALL_DONE:
-			goto done;
-		default:
-			TEST_FAIL("Unknown ucall 0x%lx.", uc.cmd);
-		}
-	}
-done:
-	kvm_vm_free(vm);
-}
-- 
2.37.2.789.g6183377224-goog