linux-kernel - Re: [PATCH] KVM: x86: make KVM_REQ_NMI request iff NMI pending for vcpu

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Message-ID: <170671742789.3944893.6069307090680601894.b4-ty@google.com>
Date: Fri,  2 Feb 2024 16:11:31 -0800
From: Sean Christopherson <seanjc@...gle.com>
To: Sean Christopherson <seanjc@...gle.com>, Prasad Pandit <ppandit@...hat.com>
Cc: kvm@...r.kernel.org, linux-kernel@...r.kernel.org, 
	Prasad Pandit <pjp@...oraproject.org>
Subject: Re: [PATCH] KVM: x86: make KVM_REQ_NMI request iff NMI pending for vcpu

On Wed, 03 Jan 2024 13:23:43 +0530, Prasad Pandit wrote:
> kvm_vcpu_ioctl_x86_set_vcpu_events() routine makes 'KVM_REQ_NMI'
> request for a vcpu even when its 'events->nmi.pending' is zero.
> Ex:
>     qemu_thread_start
>      kvm_vcpu_thread_fn
>       qemu_wait_io_event
>        qemu_wait_io_event_common
>         process_queued_cpu_work
>          do_kvm_cpu_synchronize_post_init/_reset
>           kvm_arch_put_registers
>            kvm_put_vcpu_events (cpu, level=[2|3])
> 
> [...]

Applied to kvm-x86 fixes, thanks!

[1/1] KVM: x86: make KVM_REQ_NMI request iff NMI pending for vcpu
      https://github.com/kvm-x86/linux/commit/6231c9e1a9f3

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