Re: [PATCH v3 0/8] Use TAP in some more x86 KVM selftests

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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




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