linux-kernel - Re: [PATCH] KVM: selftests: memslot_perf

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Message-ID: <172848588854.1055233.16718265016131437325.b4-ty@google.com>
Date: Wed,  9 Oct 2024 07:58:22 -0700
From: Sean Christopherson <seanjc@...gle.com>
To: Sean Christopherson <seanjc@...gle.com>, kvm@...r.kernel.org, 
	Maxim Levitsky <mlevitsk@...hat.com>
Cc: Paolo Bonzini <pbonzini@...hat.com>, linux-kselftest@...r.kernel.org, 
	Shuah Khan <shuah@...nel.org>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] KVM: selftests: memslot_perf_test: increase guest sync timeout

On Fri, 04 Oct 2024 18:01:53 -0400, Maxim Levitsky wrote:
> When memslot_perf_test is run nested, first iteration of test_memslot_rw_loop
> testcase, sometimes takes more than 2 seconds due to build of shadow page tables.
> 
> Following iterations are fast.
> 
> To be on the safe side, bump the timeout to 10 seconds.
> 
> [...]

Nice timing (lol), the alarm can also fire spuriously when running selftests
on a loaded arm64 host.

Applied to kvm-x86 fixes, thanks!

[1/1] KVM: selftests: memslot_perf_test: increase guest sync timeout
      https://github.com/kvm-x86/linux/commit/7d4e28327d7e

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