From: Peter Zijlstra <peterz@infradead.org>
To: Yan Zhao <yan.y.zhao@intel.com>
Cc: tglx@kernel.org, linux-kernel@vger.kernel.org,
Sean Christopherson <seanjc@google.com>,
Jim Mattson <jmattson@google.com>,
Binbin Wu <binbin.wu@linux.intel.com>,
Vishal L Verma <vishal.l.verma@intel.com>,
"kvm@vger.kernel.org" <kvm@vger.kernel.org>,
Rick P Edgecombe <rick.p.edgecombe@intel.com>,
Binbin Wu <binbin.wu@intel.com>,
"x86@kernel.org" <x86@kernel.org>,
Paolo Bonzini <bonzini@redhat.com>
Subject: Re: [PATCH v2 1/2] x86/kvm/vmx: Move IRQ/NMI dispatch from KVM into x86 core
Date: Fri, 8 May 2026 10:54:07 +0200 [thread overview]
Message-ID: <20260508085407.GN3126523@noisy.programming.kicks-ass.net> (raw)
In-Reply-To: <af1QSIqNLlADZa0+@yzhao56-desk.sh.intel.com>
On Fri, May 08, 2026 at 10:54:00AM +0800, Yan Zhao wrote:
> So, I added below fix:
>
> diff --git a/arch/x86/kernel/idt.c b/arch/x86/kernel/idt.c
> index 0e8fb61f63ff..7bcf1decc034 100644
> --- a/arch/x86/kernel/idt.c
> +++ b/arch/x86/kernel/idt.c
> @@ -268,6 +268,7 @@ void __init idt_setup_early_pf(void)
> }
> #endif
>
> +#if IS_ENABLED(CONFIG_KVM_INTEL)
> noinstr void idt_entry_from_kvm(unsigned int vector)
> {
> if (vector == NMI_VECTOR)
> @@ -280,6 +281,7 @@ noinstr void idt_entry_from_kvm(unsigned int vector)
> idt_do_interrupt_irqoff(gate_offset(idt_table + vector));
> instrumentation_end();
> }
> +#endif
>
> static void __init idt_map_in_cea(void)
> {
Thanks!
next prev parent reply other threads:[~2026-05-08 8:54 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-23 15:56 [PATCH 0/2] x86/kvm/vmx: Fix VMX interrupt injection vs hrtimer_rearm_deferred() Peter Zijlstra
2026-04-23 15:56 ` [PATCH 1/2] x86/kvm/vmx: Move IRQ/NMI dispatch from KVM into x86 core Peter Zijlstra
2026-04-23 17:54 ` Xin Li
2026-04-28 9:43 ` Binbin Wu
2026-04-28 11:25 ` Paolo Bonzini
2026-05-01 20:31 ` Peter Zijlstra
2026-05-01 20:37 ` [PATCH v2 " Peter Zijlstra
2026-05-08 2:54 ` Yan Zhao
2026-05-08 8:54 ` Peter Zijlstra [this message]
2026-05-08 6:09 ` Binbin Wu
2026-05-08 8:53 ` Peter Zijlstra
2026-05-08 8:56 ` Binbin Wu
2026-05-08 9:18 ` [PATCH v3 " Peter Zijlstra
2026-05-08 9:41 ` Binbin Wu
2026-04-23 15:56 ` [PATCH 2/2] x86/kvm/vmx: Fix VMX vs hrtimer_rearm_deferred() Peter Zijlstra
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