linux-kernel - Re: [PATCH 0/3] KVM: Make use of SRCU deadlock detection support

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Date:   Sat, 4 Feb 2023 02:34:29 +0000
From:   Sean Christopherson <seanjc@...gle.com>
To:     David Woodhouse <dwmw2@...radead.org>
Cc:     Boqun Feng <boqun.feng@...il.com>, linux-kernel@...r.kernel.org,
        rcu@...r.kernel.org, kvm@...r.kernel.org,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>, Will Deacon <will@...nel.org>,
        Waiman Long <longman@...hat.com>,
        Lai Jiangshan <jiangshanlai@...il.com>,
        "Paul E . McKenney" <paulmck@...nel.org>,
        Josh Triplett <josh@...htriplett.org>,
        Steven Rostedt <rostedt@...dmis.org>,
        Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
        Paolo Bonzini <pbonzini@...hat.com>,
        Joel Fernandes <joel@...lfernandes.org>,
        Matthew Wilcox <willy@...radead.org>,
        Michal Luczaj <mhal@...x.co>
Subject: Re: [PATCH 0/3] KVM: Make use of SRCU deadlock detection support

On Fri, Jan 13, 2023, David Woodhouse wrote:
> David Woodhouse (3):
>       KVM: Show lockdep the kvm->mutex vs. kvm->srcu ordering rule
>       KVM: selftests: Use enum for test numbers in xen_shinfo_test
>       KVM: selftests: Add EVTCHNOP_send slow path test to xen_shinfo_test
> 
>  .../testing/selftests/kvm/x86_64/xen_shinfo_test.c | 165 ++++++++++++++-------
>  virt/kvm/kvm_main.c                                |  10 ++
>  2 files changed, 124 insertions(+), 51 deletions(-)

As mentioned in patch three, I'm going to repost the selftests changes on top
of other cleanups, and will plan on applying them next week if all goes well.

Paolo, do you want to grab the KVM change directly?