linux-kernel - Re: [PATCH 0/5] KVM: selftests: Introduce vcpu_arch_put

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Date: Mon, 29 Apr 2024 13:45:23 -0700
From: Sean Christopherson <seanjc@...gle.com>
To: Sean Christopherson <seanjc@...gle.com>, Paolo Bonzini <pbonzini@...hat.com>
Cc: kvm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/5] KVM: selftests: Introduce vcpu_arch_put_guest()

On Thu, 14 Mar 2024 11:54:53 -0700, Sean Christopherson wrote:
> The end goal of this series is to add a regression test for commit
> 910c57dfa4d1 ("KVM: x86: Mark target gfn of emulated atomic instruction
> as dirty"), *without* polluting the common dirty_log_test.c code with
> gory x86 details.
> 
> The regression test requires forcing KVM to emulate a guest atomic RMW
> access, which is done via a magic instruction prefix/opcode that is
> guarded by an off-by-default KVM module param.
> 
> [...]

Applied to kvm-x86 selftests_utils, thanks!

[1/5] KVM: selftests: Provide a global pseudo-RNG instance for all tests
      https://github.com/kvm-x86/linux/commit/cb6c6914788f
[2/5] KVM: selftests: Provide an API for getting a random bool from an RNG
      https://github.com/kvm-x86/linux/commit/73369acd9fbd
[3/5] KVM: selftests: Add global snapshot of kvm_is_forced_emulation_enabled()
      https://github.com/kvm-x86/linux/commit/e1ff11525d3c
[4/5] KVM: selftests: Add vcpu_arch_put_guest() to do writes from guest code
      https://github.com/kvm-x86/linux/commit/2f2bc6af6aa8
[5/5] KVM: selftests: Randomly force emulation on x86 writes from guest code
      https://github.com/kvm-x86/linux/commit/87aa264cd89d

--
https://github.com/kvm-x86/linux/tree/next