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AJvYcCXtiWZJN8B8wRBQ662e7qsSS+hFbz9xci1JjT6LdSthO9Py+PqH2OKiMx/HO7gLRBPIR2+tQZC3SyLAXkAT7IiAgW2wUOFO7OSVqHb4 X-Gm-Message-State: AOJu0Yz8tZOH3EwqKp1KJFbsCuz3AobCncvODq7ROiUo137qO50cX5QH d40+9xK4oKxsayw0Ii/6qm2SbqUBIrIJl64rpM14d9VXuA+3XQJdRsqUWpVMga/nbY2HDCGKfv5 x4w== X-Google-Smtp-Source: AGHT+IGubsT96u1o3j+RmR8kfG5FWlObG7Q+IXPU/pt+XH6aKFJjnUg2nj9BZEmVlfZA8HUeJOMt5JH+YUc= X-Received: from zagreus.c.googlers.com ([fda3:e722:ac3:cc00:7f:e700:c0a8:5c37]) (user=seanjc job=sendgmr) by 2002:a17:90b:23d4:b0:29a:a842:6eff with SMTP id md20-20020a17090b23d400b0029aa8426effmr1162pjb.1.1709155952903; Wed, 28 Feb 2024 13:32:32 -0800 (PST) Date: Wed, 28 Feb 2024 13:32:31 -0800 In-Reply-To: <170900036555.3692027.1057525433723685864.b4-ty@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240208204844.119326-1-thuth@redhat.com> <170900036555.3692027.1057525433723685864.b4-ty@google.com> Message-ID: Subject: Re: [PATCH v3 0/8] Use TAP in some more x86 KVM selftests From: Sean Christopherson To: kvm@vger.kernel.org, Thomas Huth Cc: linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, Paolo Bonzini , Andrew Jones Content-Type: text/plain; charset="us-ascii" On Mon, Feb 26, 2024, Sean Christopherson wrote: > On Thu, 08 Feb 2024 21:48:36 +0100, Thomas Huth wrote: > > Basic idea of this series is now to use the kselftest_harness.h > > framework to get TAP output in the tests, so that it is easier > > for the user to see what is going on, and e.g. to be able to > > detect whether a certain test is part of the test binary or not > > (which is useful when tests get extended in the course of time). > > > > Since most tests also need a vcpu, we introduce our own macros > > to define such tests, so we don't have to repeat this code all > > over the place. > > > > [...] > > OMG, you didn't tell me this allows sub-tests to run after a failed test! > That alone is worth the conversion :-) > > There's definitely a few enhancements we'll want to make, but this is more than > good enough as a starting point. > > Applied to kvm-x86 selftests, thanks! > > [1/8] KVM: selftests: x86: sync_regs_test: Use vcpu_run() where appropriate > https://github.com/kvm-x86/linux/commit/e10086285659 > [2/8] KVM: selftests: x86: sync_regs_test: Get regs structure before modifying it > https://github.com/kvm-x86/linux/commit/221d65449453 > [3/8] KVM: selftests: Move setting a vCPU's entry point to a dedicated API > https://github.com/kvm-x86/linux/commit/8ef192609f14 > [4/8] KVM: selftests: Add a macro to define a test with one vcpu > https://github.com/kvm-x86/linux/commit/992178c7219c > [5/8] KVM: selftests: x86: Use TAP interface in the sync_regs test > https://github.com/kvm-x86/linux/commit/04941eb15439 > [6/8] KVM: selftests: x86: Use TAP interface in the fix_hypercall test > https://github.com/kvm-x86/linux/commit/69fb12492005 > [7/8] KVM: selftests: x86: Use TAP interface in the vmx_pmu_caps test > https://github.com/kvm-x86/linux/commit/200f604dfd07 > [8/8] KVM: selftests: x86: Use TAP interface in the userspace_msr_exit test > https://github.com/kvm-x86/linux/commit/8fd14fc541c7 FYI, the hashes have changed for patches 3-8, as I forced pushed to fix an ARM goof in patch 3. [1/8] KVM: selftests: x86: sync_regs_test: Use vcpu_run() where appropriate https://github.com/kvm-x86/linux/commit/e10086285659 [2/8] KVM: selftests: x86: sync_regs_test: Get regs structure before modifying it https://github.com/kvm-x86/linux/commit/221d65449453 [3/8] KVM: selftests: Move setting a vCPU's entry point to a dedicated API https://github.com/kvm-x86/linux/commit/53a43dd48f8e [4/8] KVM: selftests: Add a macro to define a test with one vcpu https://github.com/kvm-x86/linux/commit/55f2cf88486c [5/8] KVM: selftests: x86: Use TAP interface in the sync_regs test https://github.com/kvm-x86/linux/commit/ba97ed0af6fe [6/8] KVM: selftests: x86: Use TAP interface in the fix_hypercall test https://github.com/kvm-x86/linux/commit/a6983e8f5fab [7/8] KVM: selftests: x86: Use TAP interface in the vmx_pmu_caps test https://github.com/kvm-x86/linux/commit/de1b03f25f3b [8/8] KVM: selftests: x86: Use TAP interface in the userspace_msr_exit test https://github.com/kvm-x86/linux/commit/8d251856d425