From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id DC004C64EC4 for ; Mon, 6 Mar 2023 18:11:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229969AbjCFSLf (ORCPT ); Mon, 6 Mar 2023 13:11:35 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50132 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229952AbjCFSL0 (ORCPT ); Mon, 6 Mar 2023 13:11:26 -0500 Received: from mail-yw1-x114a.google.com (mail-yw1-x114a.google.com [IPv6:2607:f8b0:4864:20::114a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EB2926C8A1 for ; Mon, 6 Mar 2023 10:11:05 -0800 (PST) Received: by mail-yw1-x114a.google.com with SMTP id 00721157ae682-536bf635080so111796307b3.23 for ; Mon, 06 Mar 2023 10:11:05 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; t=1678126262; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=WRzUZOUOR0F5iEyy7OYzk/PFh6SqysDfNWQDSV2r8pM=; b=LGVXNA1YxHWrHutK6YcXKA5mBHmmH6EZQWqVPNCMC7sL+nhYYzR3qfLY0yEYUjLESp BjxxOzulJ6OEIPqbXK540jzZLuhzwNLpD/zZbMYWXSV13h3lXsYXeV9pgZT4s0hO/wBX ZZw/bS5HVst6kACLTqyBCBzJKeaMFxVLzj1BPKVkSlI2gXg3r6hE8Anl1mDUU9stGHwX KzSj42yB/4FxYFAOhnjBuxO5znjH2ScMGwgc4CaTEjthCcxEJsVeyZv92H3kC2q+HUts 6SEHjEvbZsX8RVyqLE94NGv0GepIgf97cXOd5d1J+ZTjxAQJlUyH9R9aBNoUUUSOBOYT 9seg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1678126262; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=WRzUZOUOR0F5iEyy7OYzk/PFh6SqysDfNWQDSV2r8pM=; b=Y1r+3hwpEeXs75eTtj4VhPIONSnSffFXe2Z2o+T5cOwhpv+QkgOebiHysq0YZIozvy JM4O0pw1B4VmsHo3wmAqIlrIk/iXwvEgrmfU4g2Yo3b115AXephYn8KMyNeblChgZiBF 6XbXospyOC9/WjZ0qoRyl61dJ/7G4j+gLdy0GKa+UDg4usMPKjItiLeGxNlokRU2wize gLtsollIqQLa56+uIS6HZeo0C2GNlbw3BTZfN/wEWe5K/YjV41yZLQW8GY6OETn3s/22 RJjas/d+rQfThzrv0I/n58Qo0WZXJQ3Jz5bYkAWCg9Q2NJyRKBLKMv+5shuF/YzhlMM3 OFPA== X-Gm-Message-State: AO0yUKVK1ROA8T41JFfLVG8H7DOf5ouFGK5VABKD8THWnTrBoTXBhpTt Vfg2CSVq1B++/FNZlpnqY8k2WwPHLSo= X-Google-Smtp-Source: AK7set/uu0xeK+Pas9WlWG4VXMkfMen+myXsIokorGyccnSOO3RZPpOrS7iqFAAmyrXYSi2Vg98JGJeO4Wo= X-Received: from zagreus.c.googlers.com ([fda3:e722:ac3:cc00:7f:e700:c0a8:5c37]) (user=seanjc job=sendgmr) by 2002:a05:6902:145:b0:afd:2ef2:33c2 with SMTP id p5-20020a056902014500b00afd2ef233c2mr4888561ybh.2.1678126262033; Mon, 06 Mar 2023 10:11:02 -0800 (PST) Date: Mon, 6 Mar 2023 10:11:00 -0800 In-Reply-To: <20230302052511.1918-35-xin3.li@intel.com> Mime-Version: 1.0 References: <20230302052511.1918-1-xin3.li@intel.com> <20230302052511.1918-35-xin3.li@intel.com> Message-ID: Subject: Re: [PATCH v4 34/34] KVM: x86/vmx: execute "int $2" for NMI reinjection when FRED is enabled From: Sean Christopherson To: Xin Li Cc: linux-kernel@vger.kernel.org, x86@kernel.org, kvm@vger.kernel.org, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, dave.hansen@linux.intel.com, hpa@zytor.com, peterz@infradead.org, andrew.cooper3@citrix.com, pbonzini@redhat.com, ravi.v.shankar@intel.com Content-Type: text/plain; charset="us-ascii" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Mar 01, 2023, Xin Li wrote: > Execute "int $2" for NMI reinjection when FRED is enabled. This needs an explanation of _why_. And as requested earlier[*], please avoid "reinjection" in this context. [*] https://lore.kernel.org/all/Y20f8v9ObO+IPwU+@google.com