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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E5668C4167D for ; Wed, 4 May 2022 22:56:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1380229AbiEDW7v (ORCPT ); Wed, 4 May 2022 18:59:51 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42036 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1379355AbiEDWxz (ORCPT ); Wed, 4 May 2022 18:53:55 -0400 Received: from mail-pj1-x1049.google.com (mail-pj1-x1049.google.com [IPv6:2607:f8b0:4864:20::1049]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6616753A7C for ; Wed, 4 May 2022 15:50:11 -0700 (PDT) Received: by mail-pj1-x1049.google.com with SMTP id 92-20020a17090a09e500b001d917022847so1090249pjo.1 for ; Wed, 04 May 2022 15:50:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=reply-to:date:in-reply-to:message-id:mime-version:references :subject:from:to:cc; bh=w5Ek3pNn+zgpTimrLM2NeiBwJXLo+yC/AOU9ElYI0s8=; b=MopPeM3N8fxIAPiwK1n3koAqXWH+OgyMbJXC561jYAYh0TJQiham7PbUAMpy6eNruO Kz6L2OZteF8qFLF7U8b1fotng8TpL6/mMQCRJHm3sL+mzA3jgxyk3Dmx3z0iul1EuNuk 9D71VbfCPrT2RQlVntdgT6q7OVC/h/Aro0j9cUqSrG7ZmVpqtV4wI9/8Fydh8EAqU5jG E0/x5L8oKHD7cW7mTOYTo9DSt3XdzIvD5T2wuB5T/3QPA7VB2iSNBPCBwHJvbwA3oy6L wfDkf94LVQF95glWMEKh1V0SCf3JbuEocK4Zl4tTYazPLUwO8mavCO/S7K59JTKTXwfv yaRA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:reply-to:date:in-reply-to:message-id :mime-version:references:subject:from:to:cc; bh=w5Ek3pNn+zgpTimrLM2NeiBwJXLo+yC/AOU9ElYI0s8=; b=l3dj086CBSgvqUW+MuArrImEegKH+HpM1fBweVlosb20Atd50lVhR+lp4q/rZPSnmU fwWheAvQC7My97JK9GXZ4Lol+Fi6McC+jCQlPuawTyPX15Rx905PUiR2wi2iF1lZod37 g9PUoManUPIpw4Qe02zd2gMgVXMMVoZGbO+KPtLXKUMsAJS2e9s0JQJkPzB6LYpkA4eD 9cLj9DxusA9rr3uJ96jGxqPx4j1n+oTqdXATIFNu4QmD6wDSECdAmN6Ahx/km30Kwu22 GS0pWRUfy9vKCuqO6gLLKj1ffGvgw+Am1Gk5RCecCWuPF55esF3GvAkPI2pIzK1y/UhF DgIw== X-Gm-Message-State: AOAM531rWJKwRWQT5fXyQQ1wphbSe5YE1x3u/EVAnk7a3YBn7yYtnRV6 o3niSFBulAbwl+rBQvy4wH1niP/E9Yg= X-Google-Smtp-Source: ABdhPJy8mF106ymdK7WcXSxN1PdSCxKU8bMX1yGpTZitke2REvLbdTt4LlT5LiQUmOaESc00oKXKN/z8RaM= X-Received: from seanjc.c.googlers.com ([fda3:e722:ac3:cc00:7f:e700:c0a8:3e5]) (user=seanjc job=sendgmr) by 2002:a17:90a:c002:b0:1d9:250a:73c8 with SMTP id p2-20020a17090ac00200b001d9250a73c8mr2161247pjt.133.1651704611101; Wed, 04 May 2022 15:50:11 -0700 (PDT) Reply-To: Sean Christopherson Date: Wed, 4 May 2022 22:47:29 +0000 In-Reply-To: <20220504224914.1654036-1-seanjc@google.com> Message-Id: <20220504224914.1654036-24-seanjc@google.com> Mime-Version: 1.0 References: <20220504224914.1654036-1-seanjc@google.com> X-Mailer: git-send-email 2.36.0.464.gb9c8b46e94-goog Subject: [PATCH 023/128] KVM: selftests: Move KVM_CREATE_DEVICE_TEST code to separate helper From: Sean Christopherson To: Paolo Bonzini Cc: linux-kernel@vger.kernel.org, kvm@vger.kernel.org, Vitaly Kuznetsov , Andrew Jones , David Matlack , Ben Gardon , Oliver Upton , Sean Christopherson Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Move KVM_CREATE_DEVICE_TEST to its own helper, identifying "real" versus "test" device creation based on a hardcoded boolean buried in the middle of a param list is painful for readers. Signed-off-by: Sean Christopherson --- .../testing/selftests/kvm/aarch64/vgic_init.c | 10 ++++---- .../selftests/kvm/include/kvm_util_base.h | 3 ++- .../testing/selftests/kvm/lib/aarch64/vgic.c | 3 +-- tools/testing/selftests/kvm/lib/kvm_util.c | 23 ++++++++++++++----- 4 files changed, 25 insertions(+), 14 deletions(-) diff --git a/tools/testing/selftests/kvm/aarch64/vgic_init.c b/tools/testing/selftests/kvm/aarch64/vgic_init.c index 9cd58f22f5bd..18d1d0335108 100644 --- a/tools/testing/selftests/kvm/aarch64/vgic_init.c +++ b/tools/testing/selftests/kvm/aarch64/vgic_init.c @@ -648,24 +648,24 @@ int test_kvm_device(uint32_t gic_dev_type) v.vm = vm_create_default_with_vcpus(NR_VCPUS, 0, 0, guest_code, NULL); /* try to create a non existing KVM device */ - ret = _kvm_create_device(v.vm, 0, true, &fd); + ret = __kvm_test_create_device(v.vm, 0); TEST_ASSERT(ret && errno == ENODEV, "unsupported device"); /* trial mode */ - ret = _kvm_create_device(v.vm, gic_dev_type, true, &fd); + ret = __kvm_test_create_device(v.vm, gic_dev_type); if (ret) return ret; v.gic_fd = kvm_create_device(v.vm, gic_dev_type); - ret = _kvm_create_device(v.vm, gic_dev_type, false, &fd); + ret = __kvm_create_device(v.vm, gic_dev_type, &fd); TEST_ASSERT(ret && errno == EEXIST, "create GIC device twice"); /* try to create the other gic_dev_type */ other = VGIC_DEV_IS_V2(gic_dev_type) ? KVM_DEV_TYPE_ARM_VGIC_V3 : KVM_DEV_TYPE_ARM_VGIC_V2; - if (!_kvm_create_device(v.vm, other, true, &fd)) { - ret = _kvm_create_device(v.vm, other, false, &fd); + if (!__kvm_test_create_device(v.vm, other)) { + ret = __kvm_test_create_device(v.vm, other); TEST_ASSERT(ret && errno == EINVAL, "create GIC device while other version exists"); } diff --git a/tools/testing/selftests/kvm/include/kvm_util_base.h b/tools/testing/selftests/kvm/include/kvm_util_base.h index 6e1926abb248..8795f4624c2c 100644 --- a/tools/testing/selftests/kvm/include/kvm_util_base.h +++ b/tools/testing/selftests/kvm/include/kvm_util_base.h @@ -484,7 +484,8 @@ void vcpu_args_set(struct kvm_vm *vm, uint32_t vcpuid, unsigned int num, ...); int _kvm_device_check_attr(int dev_fd, uint32_t group, uint64_t attr); int kvm_device_check_attr(int dev_fd, uint32_t group, uint64_t attr); -int _kvm_create_device(struct kvm_vm *vm, uint64_t type, bool test, int *fd); +int __kvm_test_create_device(struct kvm_vm *vm, uint64_t type); +int __kvm_create_device(struct kvm_vm *vm, uint64_t type, int *fd); int kvm_create_device(struct kvm_vm *vm, uint64_t type); int _kvm_device_access(int dev_fd, uint32_t group, uint64_t attr, void *val, bool write); diff --git a/tools/testing/selftests/kvm/lib/aarch64/vgic.c b/tools/testing/selftests/kvm/lib/aarch64/vgic.c index c34f0f116f39..74b4bcaffcfa 100644 --- a/tools/testing/selftests/kvm/lib/aarch64/vgic.c +++ b/tools/testing/selftests/kvm/lib/aarch64/vgic.c @@ -51,8 +51,7 @@ int vgic_v3_setup(struct kvm_vm *vm, unsigned int nr_vcpus, uint32_t nr_irqs, nr_vcpus, nr_vcpus_created); /* Distributor setup */ - if (_kvm_create_device(vm, KVM_DEV_TYPE_ARM_VGIC_V3, - false, &gic_fd) != 0) + if (__kvm_create_device(vm, KVM_DEV_TYPE_ARM_VGIC_V3, &gic_fd)) return -1; kvm_device_access(gic_fd, KVM_DEV_ARM_VGIC_GRP_NR_IRQS, diff --git a/tools/testing/selftests/kvm/lib/kvm_util.c b/tools/testing/selftests/kvm/lib/kvm_util.c index cb2e42aa1c03..9c0122b0e393 100644 --- a/tools/testing/selftests/kvm/lib/kvm_util.c +++ b/tools/testing/selftests/kvm/lib/kvm_util.c @@ -1629,14 +1629,25 @@ int kvm_device_check_attr(int dev_fd, uint32_t group, uint64_t attr) return ret; } -int _kvm_create_device(struct kvm_vm *vm, uint64_t type, bool test, int *fd) +int __kvm_test_create_device(struct kvm_vm *vm, uint64_t type) { - struct kvm_create_device create_dev; + struct kvm_create_device create_dev = { + .type = type, + .flags = KVM_CREATE_DEVICE_TEST, + }; + + return __vm_ioctl(vm, KVM_CREATE_DEVICE, &create_dev); +} + +int __kvm_create_device(struct kvm_vm *vm, uint64_t type, int *fd) +{ + struct kvm_create_device create_dev = { + .type = type, + .fd = -1, + .flags = 0, + }; int ret; - create_dev.type = type; - create_dev.fd = -1; - create_dev.flags = test ? KVM_CREATE_DEVICE_TEST : 0; ret = __vm_ioctl(vm, KVM_CREATE_DEVICE, &create_dev); *fd = create_dev.fd; return ret; @@ -1646,7 +1657,7 @@ int kvm_create_device(struct kvm_vm *vm, uint64_t type) { int fd, ret; - ret = _kvm_create_device(vm, type, false, &fd); + ret = __kvm_create_device(vm, type, &fd); TEST_ASSERT(!ret, "KVM_CREATE_DEVICE IOCTL failed, rc: %i errno: %i", ret, errno); return fd; -- 2.36.0.464.gb9c8b46e94-goog