From nobody Mon Feb 9 02:13:38 2026 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 01F03C001DF for ; Tue, 25 Jul 2023 22:22:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232478AbjGYWWU (ORCPT ); Tue, 25 Jul 2023 18:22:20 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39172 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231340AbjGYWVZ (ORCPT ); Tue, 25 Jul 2023 18:21:25 -0400 Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1731D2D43; Tue, 25 Jul 2023 15:17:20 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1690323440; x=1721859440; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=IiFdHvSfreQxASHx9FGH1Lj9RsEngLdIbtSKEO5CYZ8=; b=NUnMznXtCjMP/EqaTu1MxEfBEn2iSp87d3708qrgPYZQSBFuJRWq+p+a r6BqFTgvILM1RUeLGNKf0OU2AVltw0lhkHPlfWPl+E2U3rfcl4NnF+ccI F5nGpBZEFMtjR2z8epeAVc4vQZlhj944wbdywkPEM6QIMVbBBtDmKeG1h VLB2eSXuUDVzb/DEZJ97qO8PM3xSuLgtg2V3Mzuo1IRqooylBZUSmlTLV joeG092H5Iprq2YQA/VyEsxwugiu/q9T4l/+MIMCOl+hXUseznCBL0h6n Kid3UACzsDArAIKJHvOPMcc+IhumapClxWptqtld2wwWJ9tej+swyMNaJ A==; X-IronPort-AV: E=McAfee;i="6600,9927,10782"; a="367882621" X-IronPort-AV: E=Sophos;i="6.01,231,1684825200"; d="scan'208";a="367882621" Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Jul 2023 15:15:57 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10782"; a="840001849" X-IronPort-AV: E=Sophos;i="6.01,231,1684825200"; d="scan'208";a="840001849" Received: from ls.sc.intel.com (HELO localhost) ([172.25.112.31]) by fmsmga002-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Jul 2023 15:15:56 -0700 From: isaku.yamahata@intel.com To: kvm@vger.kernel.org, linux-kernel@vger.kernel.org Cc: isaku.yamahata@intel.com, isaku.yamahata@gmail.com, Paolo Bonzini , erdemaktas@google.com, Sean Christopherson , Sagi Shahar , David Matlack , Kai Huang , Zhi Wang , chen.bo@intel.com, hang.yuan@intel.com, tina.zhang@intel.com Subject: [PATCH v15 078/115] KVM: TDX: Implements vcpu request_immediate_exit Date: Tue, 25 Jul 2023 15:14:29 -0700 Message-Id: <1adaddb9fd96bc5a9783cdcb82bd445e2d0304f2.1690322424.git.isaku.yamahata@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Isaku Yamahata Now we are able to inject interrupts into TDX vcpu, it's ready to block TDX vcpu. Wire up kvm x86 methods for blocking/unblocking vcpu for TDX. To unblock on pending events, request immediate exit methods is also needed. Signed-off-by: Isaku Yamahata Reviewed-by: Paolo Bonzini --- arch/x86/kvm/vmx/main.c | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) diff --git a/arch/x86/kvm/vmx/main.c b/arch/x86/kvm/vmx/main.c index ec663813c479..70112388276b 100644 --- a/arch/x86/kvm/vmx/main.c +++ b/arch/x86/kvm/vmx/main.c @@ -381,6 +381,16 @@ static void vt_enable_irq_window(struct kvm_vcpu *vcpu) vmx_enable_irq_window(vcpu); } =20 +static void vt_request_immediate_exit(struct kvm_vcpu *vcpu) +{ + if (is_td_vcpu(vcpu)) { + __kvm_request_immediate_exit(vcpu); + return; + } + + vmx_request_immediate_exit(vcpu); +} + static u8 vt_get_mt_mask(struct kvm_vcpu *vcpu, gfn_t gfn, bool is_mmio) { if (is_td_vcpu(vcpu)) @@ -526,7 +536,7 @@ struct kvm_x86_ops vt_x86_ops __initdata =3D { .check_intercept =3D vmx_check_intercept, .handle_exit_irqoff =3D vmx_handle_exit_irqoff, =20 - .request_immediate_exit =3D vmx_request_immediate_exit, + .request_immediate_exit =3D vt_request_immediate_exit, =20 .sched_in =3D vt_sched_in, =20 --=20 2.25.1