From nobody Tue Apr 7 13:35:07 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 B1DBEECAAA2 for ; Sun, 28 Aug 2022 22:26:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229587AbiH1W0D (ORCPT ); Sun, 28 Aug 2022 18:26:03 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40488 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229544AbiH1WZw (ORCPT ); Sun, 28 Aug 2022 18:25:52 -0400 Received: from mail-pl1-x64a.google.com (mail-pl1-x64a.google.com [IPv6:2607:f8b0:4864:20::64a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A1A0E140BB for ; Sun, 28 Aug 2022 15:25:51 -0700 (PDT) Received: by mail-pl1-x64a.google.com with SMTP id a13-20020a170902eccd00b001730da9d40fso5037703plh.10 for ; Sun, 28 Aug 2022 15:25:51 -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:reply-to:from:to:cc; bh=O9kmISZGgihA4T8t28vEwYfV0dJn2c/+twbqczubmvE=; b=odN/wZEzKPDjrYtsqZpqQlo5DyO9yPziqUidIynlB4MzlR/AbwMMPfknzajSUH6HNN mrqpnrQLzHkNGzSGpAYvBoeMhpzSY3k0kOhV783lhGcKKFp/BbwngUm6DH6td6KOGU0Q Ri0FLTaKIIyyZAKTB3pexllFa7Kiv6mLBJf8Ju4W/W+L1pHV3dLn/t5mUMuHjQda+OkN sL5Q06Ga2C2Ik90dee0/qM7Aiw5AmmfTZt3qzEwcWAlI02tof5ncdNxfojTZheRk2MW6 cO2LtinBWxi887wwh0EZBH/vN0tI0K7Xamm5gUrk/sogCaelnm1/K1dGKvrnV1KWvRgx 2Xhw== 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:reply-to:x-gm-message-state:from:to:cc; bh=O9kmISZGgihA4T8t28vEwYfV0dJn2c/+twbqczubmvE=; b=aYfXU1jrvEGvoxN1miM8UK74s5abNoHT2WKhFAdC/0SNeMD8ApLXd0yeS86XZAQO0s 83HNdEX9oMesLBHueMADPuyuaGrrIYRaR2SkAvHD83GZj2+bFw4DegmROZ8nfh54kIhh OGM0dmH98GXKZYdF+OpMZEbRmKjD9cjfo+ywKUvivAlVAc8Npy7zAqOfzXlEUtPEB28N cMSFTAEjHISrvOQWEV8jrsInqcU1OhmW4eZcvbhDGTqf1dxaZKFjcvsxelmb0NIUEgw4 X7gO4yu9i3ldSfS6aoFCbKPj9cXOEEWpuQbKy4FqBvNJ3oHpRxKlUt9d9Y9zioZu6Izm KwTg== X-Gm-Message-State: ACgBeo28eAwd2kkF6Bhvb91mh4vyhPNyM8yltf2Vpxzeg2GrHBKLiX+9 46RbQVLfJ9ednQo0/4j64E/THY4JA2mH X-Google-Smtp-Source: AA6agR5A7jAZuGYFUVtouKXe1LOefqg+qPyGJ5Bwh+pnBY3tczIAGKNOk2pmuuyUa2uP/OofQYh6rQccmXGO X-Received: from mizhang-super.c.googlers.com ([fda3:e722:ac3:cc00:7f:e700:c0a8:1071]) (user=mizhang job=sendgmr) by 2002:a05:6a00:1345:b0:536:d73a:4392 with SMTP id k5-20020a056a00134500b00536d73a4392mr13739160pfu.6.1661725551230; Sun, 28 Aug 2022 15:25:51 -0700 (PDT) Reply-To: Mingwei Zhang Date: Sun, 28 Aug 2022 22:25:43 +0000 In-Reply-To: <20220828222544.1964917-1-mizhang@google.com> Mime-Version: 1.0 References: <20220828222544.1964917-1-mizhang@google.com> X-Mailer: git-send-email 2.37.2.672.g94769d06f0-goog Message-ID: <20220828222544.1964917-4-mizhang@google.com> Subject: [PATCH v2 3/4] KVM: selftests: Add support for posted interrupt handling in L2 From: Mingwei Zhang To: Sean Christopherson , Paolo Bonzini Cc: kvm@vger.kernel.org, linux-kernel@vger.kernel.org, Maxim Levitsky , Vitaly Kuznetsov , Oliver Upton , Mingwei Zhang , Jim Mattson 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 support for posted interrupt handling in L2. This is done by adding needed data structures in vmx_pages and APIs to allow an L2 receive posted interrupts. Cc: Jim Mattson Signed-off-by: Mingwei Zhang --- tools/testing/selftests/kvm/include/x86_64/vmx.h | 10 ++++++++++ tools/testing/selftests/kvm/lib/x86_64/vmx.c | 14 ++++++++++++++ 2 files changed, 24 insertions(+) diff --git a/tools/testing/selftests/kvm/include/x86_64/vmx.h b/tools/testi= ng/selftests/kvm/include/x86_64/vmx.h index 99fa1410964c..69784fc71bce 100644 --- a/tools/testing/selftests/kvm/include/x86_64/vmx.h +++ b/tools/testing/selftests/kvm/include/x86_64/vmx.h @@ -577,6 +577,14 @@ struct vmx_pages { void *apic_access_hva; uint64_t apic_access_gpa; void *apic_access; + + void *virtual_apic_hva; + uint64_t virtual_apic_gpa; + void *virtual_apic; + + void *posted_intr_desc_hva; + uint64_t posted_intr_desc_gpa; + void *posted_intr_desc; }; =20 union vmx_basic { @@ -620,5 +628,7 @@ void nested_identity_map_1g(struct vmx_pages *vmx, stru= ct kvm_vm *vm, void prepare_eptp(struct vmx_pages *vmx, struct kvm_vm *vm, uint32_t eptp_memslot); void prepare_virtualize_apic_accesses(struct vmx_pages *vmx, struct kvm_vm= *vm); +void prepare_virtual_apic(struct vmx_pages *vmx, struct kvm_vm *vm); +void prepare_posted_intr_desc(struct vmx_pages *vmx, struct kvm_vm *vm); =20 #endif /* SELFTEST_KVM_VMX_H */ diff --git a/tools/testing/selftests/kvm/lib/x86_64/vmx.c b/tools/testing/s= elftests/kvm/lib/x86_64/vmx.c index 80a568c439b8..47ae419d7eb1 100644 --- a/tools/testing/selftests/kvm/lib/x86_64/vmx.c +++ b/tools/testing/selftests/kvm/lib/x86_64/vmx.c @@ -556,3 +556,17 @@ void prepare_virtualize_apic_accesses(struct vmx_pages= *vmx, struct kvm_vm *vm) vmx->apic_access_hva =3D addr_gva2hva(vm, (uintptr_t)vmx->apic_access); vmx->apic_access_gpa =3D addr_gva2gpa(vm, (uintptr_t)vmx->apic_access); } + +void prepare_virtual_apic(struct vmx_pages *vmx, struct kvm_vm *vm) +{ + vmx->virtual_apic =3D (void *)vm_vaddr_alloc_page(vm); + vmx->virtual_apic_hva =3D addr_gva2hva(vm, (uintptr_t)vmx->virtual_apic); + vmx->virtual_apic_gpa =3D addr_gva2gpa(vm, (uintptr_t)vmx->virtual_apic); +} + +void prepare_posted_intr_desc(struct vmx_pages *vmx, struct kvm_vm *vm) +{ + vmx->posted_intr_desc =3D (void *)vm_vaddr_alloc_page(vm); + vmx->posted_intr_desc_hva =3D addr_gva2hva(vm, vmx->posted_intr_desc); + vmx->posted_intr_desc_gpa =3D addr_gva2gpa(vm, vmx->posted_intr_desc); +} --=20 2.37.2.672.g94769d06f0-goog