All of lore.kernel.org
 help / color / mirror / Atom feed
From: Binbin Wu <binbin.wu@linux.intel.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: tglx@kernel.org, linux-kernel@vger.kernel.org,
	Sean Christopherson <seanjc@google.com>,
	Jim Mattson <jmattson@google.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 v3 1/2] x86/kvm/vmx: Move IRQ/NMI dispatch from KVM into x86 core
Date: Fri, 8 May 2026 17:41:38 +0800	[thread overview]
Message-ID: <0f36788b-27da-40e8-8ecc-beb6a7101c69@linux.intel.com> (raw)
In-Reply-To: <20260508091829.GO3126523@noisy.programming.kicks-ass.net>



On 5/8/2026 5:18 PM, Peter Zijlstra wrote:
> 
> Move the VMX interrupt dispatch magic into the x86 core code. This
> isolates KVM from the FRED/IDT decisions and reduces the amount of
> EXPORT_SYMBOL_FOR_KVM().
> 
> Suggested-by: Sean Christopherson <seanjc@google.com>
> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
> Tested-by: "Verma, Vishal L" <vishal.l.verma@intel.com>

Reviewed-by: Binbin Wu <binbin.wu@linxu.intel.com>

One typo below.

[...]

> +
> +	/*
> +	 * Notably, we must use IDT dispatch for NMI when running in IDT mode.
> +	 * The FRED NMI context is significantly different and will not work
> +	 * right (speficially FRED fixed the NMI recursion issue).

speficially -> specifically

> +	 */
> +	idt_entry_from_kvm(vector);
> +}

  reply	other threads:[~2026-05-08  9:41 UTC|newest]

Thread overview: 19+ 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
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 [this message]
2026-05-12 22:31     ` Sean Christopherson
2026-04-23 15:56 ` [PATCH 2/2] x86/kvm/vmx: Fix VMX vs hrtimer_rearm_deferred() Peter Zijlstra
2026-05-11 12:59   ` David Woodhouse
2026-05-12 22:32     ` Sean Christopherson
2026-05-15 18:15     ` Marc Dionne

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=0f36788b-27da-40e8-8ecc-beb6a7101c69@linux.intel.com \
    --to=binbin.wu@linux.intel.com \
    --cc=binbin.wu@intel.com \
    --cc=bonzini@redhat.com \
    --cc=jmattson@google.com \
    --cc=kvm@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=peterz@infradead.org \
    --cc=rick.p.edgecombe@intel.com \
    --cc=seanjc@google.com \
    --cc=tglx@kernel.org \
    --cc=vishal.l.verma@intel.com \
    --cc=x86@kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.