From nobody Fri Apr 3 08:25:58 2026 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id BD68CC6FA89 for ; Thu, 15 Sep 2022 00:05:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229695AbiIOAFQ (ORCPT ); Wed, 14 Sep 2022 20:05:16 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57244 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229831AbiIOAFB (ORCPT ); Wed, 14 Sep 2022 20:05:01 -0400 Received: from mail-pl1-x649.google.com (mail-pl1-x649.google.com [IPv6:2607:f8b0:4864:20::649]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 216FA11159 for ; Wed, 14 Sep 2022 17:04:59 -0700 (PDT) Received: by mail-pl1-x649.google.com with SMTP id b11-20020a170902d50b00b0017828988079so8385325plg.21 for ; Wed, 14 Sep 2022 17:04:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date; bh=M8kjUtGppue3sjuZ1ccxnaotzaKgHdRhRoDLnPEs3wQ=; b=QYYv9pYmzjZ/GZ3xfR1ckqaEiTUNUkkDbO5nicDoIofbwRX6en04HfwXpqyQTrendu UFRuKwNh9pZTFaQ9FdJQnxKwa/ciSv27IWRy+I20b/qulZ9ESDP6+38Z4GA3ulqiOitj +Vn6QVqxEnGGf58xvRPpvEp9bp5hJA5uEaL1Jvw/w0hFGShyI+YpVKP4EGEmpNOCAC5+ XeMgGo3aC3gGy/SZp2yl5KAQfUWgMHbKXmXWv/xS4hNC9rFLrJvfkmocTj6E+L/wKFvn LN70iu2ioUthiueAD6BNs8/oPDM066Rk9klz3yaVKSJP5jO+6ewEMmrmr8ym6eYDOmKm 8Knw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date; bh=M8kjUtGppue3sjuZ1ccxnaotzaKgHdRhRoDLnPEs3wQ=; b=2HGnRiw/MjQX6hpdEgt96perQfqDVoMwlu/HH0B+MoUXfegX7ddTUPfkxmtEdEf/KQ 1TO+DqlerDXKy4mJL0aLJ6sZSuPFO2eHxS6Jr7PNED92xn9dAGvZQZng0GhIPDQ1Lqpt ikOAJ21IYOATs7kzTvTzu4wqOrq31iG0CLQE+Y7TDFWqY6uDnwEvSUXmv7RlCkc2mmlA SexqiHoz0ilet1/wz3eg3gs3TPFZhEtGd8Iti5p8W2l0Brl07D9a1+nuj+WpCGLL6EEM Igbl/s/RYVNg3JceeKPmApEQ9JaEX9Sq/OhuXpdjbVgidqg42kZ7Ijgk9dyJX2ePxQdK ftZg== X-Gm-Message-State: ACrzQf0JjZKFfo9XSH4hBPhTxNl9jG5NNNdf8ruJZG4vd1cfWxknILyr 9285CnSVo3Wma/SpxYEw6lHDUlEUBLxakpfP X-Google-Smtp-Source: AMsMyM7kpC1GcEfVUy7HRZqDlom1iprzgk4MNlOV/yHhpR0p7r9yl2PDuDr3EXP93iobRxxYxtQu2BGb86gCVUBN X-Received: from vannapurve2.c.googlers.com ([fda3:e722:ac3:cc00:7f:e700:c0a8:41f8]) (user=vannapurve job=sendgmr) by 2002:a17:90a:64c8:b0:202:6d4a:90f8 with SMTP id i8-20020a17090a64c800b002026d4a90f8mr7698135pjm.11.1663200298705; Wed, 14 Sep 2022 17:04:58 -0700 (PDT) Date: Thu, 15 Sep 2022 00:04:43 +0000 In-Reply-To: <20220915000448.1674802-1-vannapurve@google.com> Mime-Version: 1.0 References: <20220915000448.1674802-1-vannapurve@google.com> X-Mailer: git-send-email 2.37.2.789.g6183377224-goog Message-ID: <20220915000448.1674802-4-vannapurve@google.com> Subject: [V2 PATCH 3/8] KVM: selftests: Add arch specific post vm load setup From: Vishal Annapurve To: x86@kernel.org, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org Cc: pbonzini@redhat.com, shuah@kernel.org, bgardon@google.com, seanjc@google.com, oupton@google.com, peterx@redhat.com, vkuznets@redhat.com, dmatlack@google.com, Vishal Annapurve Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Add arch specific API kvm_selftest_post_vm_elf_load to possibly communicate information to VM that is already known to selftest VMM logic. This API will be used in followup commit to convey cpu vendor type to the guest vm. Suggested-by: Sean Christopherson Signed-off-by: Vishal Annapurve --- tools/testing/selftests/kvm/include/kvm_util_base.h | 4 ++++ tools/testing/selftests/kvm/lib/aarch64/processor.c | 4 ++++ tools/testing/selftests/kvm/lib/elf.c | 2 ++ tools/testing/selftests/kvm/lib/riscv/processor.c | 4 ++++ tools/testing/selftests/kvm/lib/s390x/processor.c | 4 ++++ tools/testing/selftests/kvm/lib/x86_64/processor.c | 4 ++++ 6 files changed, 22 insertions(+) diff --git a/tools/testing/selftests/kvm/include/kvm_util_base.h b/tools/te= sting/selftests/kvm/include/kvm_util_base.h index 98edbbda9f97..73cfee3ebd76 100644 --- a/tools/testing/selftests/kvm/include/kvm_util_base.h +++ b/tools/testing/selftests/kvm/include/kvm_util_base.h @@ -839,4 +839,8 @@ static inline int __vm_disable_nx_huge_pages(struct kvm= _vm *vm) */ void kvm_selftest_arch_init(void); =20 +/* + * API to execute architecture specific setup after loading the vm elf. + */ +void kvm_arch_post_vm_elf_load(struct kvm_vm *vm); #endif /* SELFTEST_KVM_UTIL_BASE_H */ diff --git a/tools/testing/selftests/kvm/lib/aarch64/processor.c b/tools/te= sting/selftests/kvm/lib/aarch64/processor.c index 2281d6c5d02f..12627c560f66 100644 --- a/tools/testing/selftests/kvm/lib/aarch64/processor.c +++ b/tools/testing/selftests/kvm/lib/aarch64/processor.c @@ -528,3 +528,7 @@ void kvm_selftest_arch_init(void) { guest_modes_append_default(); } + +void kvm_arch_post_vm_elf_load(struct kvm_vm *vm) +{ +} diff --git a/tools/testing/selftests/kvm/lib/elf.c b/tools/testing/selftest= s/kvm/lib/elf.c index 9f54c098d9d0..b8963a7146ce 100644 --- a/tools/testing/selftests/kvm/lib/elf.c +++ b/tools/testing/selftests/kvm/lib/elf.c @@ -189,4 +189,6 @@ void kvm_vm_elf_load(struct kvm_vm *vm, const char *fil= ename) phdr.p_filesz); } } + + kvm_arch_post_vm_elf_load(vm); } diff --git a/tools/testing/selftests/kvm/lib/riscv/processor.c b/tools/test= ing/selftests/kvm/lib/riscv/processor.c index 26660dd2ba78..4491c0d4be45 100644 --- a/tools/testing/selftests/kvm/lib/riscv/processor.c +++ b/tools/testing/selftests/kvm/lib/riscv/processor.c @@ -366,3 +366,7 @@ void assert_on_unhandled_exception(struct kvm_vcpu *vcp= u) void kvm_selftest_arch_init(void) { } + +void kvm_arch_post_vm_elf_load(struct kvm_vm *vm) +{ +} diff --git a/tools/testing/selftests/kvm/lib/s390x/processor.c b/tools/test= ing/selftests/kvm/lib/s390x/processor.c index 8654ec74009a..332501b3693f 100644 --- a/tools/testing/selftests/kvm/lib/s390x/processor.c +++ b/tools/testing/selftests/kvm/lib/s390x/processor.c @@ -222,3 +222,7 @@ void assert_on_unhandled_exception(struct kvm_vcpu *vcp= u) void kvm_selftest_arch_init(void) { } + +void kvm_arch_post_vm_elf_load(struct kvm_vm *vm) +{ +} diff --git a/tools/testing/selftests/kvm/lib/x86_64/processor.c b/tools/tes= ting/selftests/kvm/lib/x86_64/processor.c index 20bf125f9363..25ae972f5c71 100644 --- a/tools/testing/selftests/kvm/lib/x86_64/processor.c +++ b/tools/testing/selftests/kvm/lib/x86_64/processor.c @@ -1315,3 +1315,7 @@ bool vm_is_unrestricted_guest(struct kvm_vm *vm) void kvm_selftest_arch_init(void) { } + +void kvm_arch_post_vm_elf_load(struct kvm_vm *vm) +{ +} --=20 2.37.2.789.g6183377224-goog