From nobody Sun Apr 12 05:56:31 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=quarantine dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1772011351; cv=none; d=zohomail.com; s=zohoarc; b=FKROFrwQGWKCM0qvJ7qVBM7N4czs0n4LoAvnPIqzHLIA8SdVxxrHRx4Rs+XNRbkOHvseapthSQNUKxq18/fTSCSsKzuTxX5nJObYMfEHzhgQCjbIXovZPtptS6/l+HAkxiPeapUWLphutcYC1ARGJhbRuQp/s3YTghBDNdY69+8= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1772011351; h=Content-Type:Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=A48Ot7MeNR5A/tznDjC1sMdqc/WpvBD3v76rlGiX8AU=; b=mrny7UyrNSpttx6e2v42nH7dfgeJf76hDUTJx0L8aJuYyNox7uu7lRkoGhXguNz9nvgGeIIKL+RMncxNWN2WCPGt+PCDR+0jR1Cztt82W3mBllbWkNxjtQ00zI41H/ugHFd0UXQ+vjdFqRwlFewMxmrHJYWtMO56vvj9HdNveBY= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=quarantine dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1772011351091205.0558296415261; Wed, 25 Feb 2026 01:22:31 -0800 (PST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1vvB66-00043u-B5; Wed, 25 Feb 2026 04:22:22 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1vvB64-0003x1-Vd for qemu-devel@nongnu.org; Wed, 25 Feb 2026 04:22:20 -0500 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1vvB62-0003kO-Rl for qemu-devel@nongnu.org; Wed, 25 Feb 2026 04:22:20 -0500 Received: from mx-prod-mc-08.mail-002.prod.us-west-2.aws.redhat.com (ec2-35-165-154-97.us-west-2.compute.amazonaws.com [35.165.154.97]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-553-w6T1s_g_PuCOGogF1t31Aw-1; Wed, 25 Feb 2026 04:22:09 -0500 Received: from mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.12]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-08.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id BB12118004BB; Wed, 25 Feb 2026 09:22:07 +0000 (UTC) Received: from thuth-p1g4.redhat.com (unknown [10.45.224.158]) by mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 6D10C19560A2; Wed, 25 Feb 2026 09:22:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1772011333; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=A48Ot7MeNR5A/tznDjC1sMdqc/WpvBD3v76rlGiX8AU=; b=G0tWbNzh1c9nD/67s2vXjMemtnjGouSJ9bnpU9SF9wNrHmu91PWwfs6z/I9QZqfaoC4u/i 5zFe2F3f+P9HfPpEEFj0KmtG4JpRegicY6O50hZXMt1qBt4zUerJUgFCCVLOZlkrihRe0P r36mje5CAhMR5tDvdSTByKFDHQfs74c= X-MC-Unique: w6T1s_g_PuCOGogF1t31Aw-1 X-Mimecast-MFC-AGG-ID: w6T1s_g_PuCOGogF1t31Aw_1772011327 From: Thomas Huth To: qemu-devel@nongnu.org, Paolo Bonzini , Igor Mammedov , "Michael S . Tsirkin" , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Cc: Eduardo Habkost , Yanan Wang , Zhao Liu , Jason Wang , Yi Liu , =?UTF-8?q?Cl=C3=A9ment=20Mathieu--Drif?= , Fabiano Rosas , Laurent Vivier Subject: [PATCH v2 15/16] hw/i386/x86-iommu: Remove X86IOMMUState::pt_supported field Date: Wed, 25 Feb 2026 10:20:23 +0100 Message-ID: <20260225092024.794595-16-thuth@redhat.com> In-Reply-To: <20260225092024.794595-1-thuth@redhat.com> References: <20260225092024.794595-1-thuth@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.0 on 10.30.177.12 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.129.124; envelope-from=thuth@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -10 X-Spam_score: -1.1 X-Spam_bar: - X-Spam_report: (-1.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.358, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.659, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: qemu development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1772011352057158501 From: Philippe Mathieu-Daud=C3=A9 The X86IOMMUState::pt_supported boolean was only set in the hw_compat_2_9[] array, via the 'pt=3Doff' property. We removed all machines using that array, lets remove that property and all the code around it, always setting the VTD_ECAP_PT capability. Signed-off-by: Philippe Mathieu-Daud=C3=A9 Message-ID: <20250501210456.89071-19-philmd@linaro.org> [thuth: Dropped the hunks that were already merged via commit 31753d5a336f] Signed-off-by: Thomas Huth Reviewed-by: Igor Mammedov --- include/hw/i386/x86-iommu.h | 1 - hw/i386/intel_iommu.c | 13 ++----------- hw/i386/x86-iommu.c | 1 - 3 files changed, 2 insertions(+), 13 deletions(-) diff --git a/include/hw/i386/x86-iommu.h b/include/hw/i386/x86-iommu.h index c526a047ab6..0a1e1ba7257 100644 --- a/include/hw/i386/x86-iommu.h +++ b/include/hw/i386/x86-iommu.h @@ -63,7 +63,6 @@ struct X86IOMMUState { SysBusDevice busdev; OnOffAuto intr_supported; /* Whether vIOMMU supports IR */ bool dt_supported; /* Whether vIOMMU supports DT */ - bool pt_supported; /* Whether vIOMMU supports pass-through */ bool dma_translation; /* Whether vIOMMU supports DMA translation= */ QLIST_HEAD(, IEC_Notifier) iec_notifiers; /* IEC notify list */ }; diff --git a/hw/i386/intel_iommu.c b/hw/i386/intel_iommu.c index 4924aa43750..d24ba989bfc 100644 --- a/hw/i386/intel_iommu.c +++ b/hw/i386/intel_iommu.c @@ -1072,6 +1072,7 @@ static inline bool vtd_ce_type_check(X86IOMMUState *x= 86_iommu, { switch (vtd_ce_get_type(ce)) { case VTD_CONTEXT_TT_MULTI_LEVEL: + case VTD_CONTEXT_TT_PASS_THROUGH: /* Always supported */ break; case VTD_CONTEXT_TT_DEV_IOTLB: @@ -1080,12 +1081,6 @@ static inline bool vtd_ce_type_check(X86IOMMUState *= x86_iommu, return false; } break; - case VTD_CONTEXT_TT_PASS_THROUGH: - if (!x86_iommu->pt_supported) { - error_report_once("%s: PT specified but not supported", __func= __); - return false; - } - break; default: /* Unknown type */ error_report_once("%s: unknown ce type: %"PRIu32, __func__, @@ -5004,7 +4999,7 @@ static void vtd_cap_init(IntelIOMMUState *s) { X86IOMMUState *x86_iommu =3D X86_IOMMU_DEVICE(s); =20 - s->cap =3D VTD_CAP_FRO | VTD_CAP_NFR | VTD_CAP_ND | + s->cap =3D VTD_CAP_FRO | VTD_CAP_NFR | VTD_CAP_ND | VTD_ECAP_PT | VTD_CAP_MAMV | VTD_CAP_PSI | VTD_CAP_SSLPS | VTD_CAP_ESRTPS | VTD_CAP_MGAW(s->aw_bits); if (s->dma_drain) { @@ -5032,10 +5027,6 @@ static void vtd_cap_init(IntelIOMMUState *s) s->ecap |=3D VTD_ECAP_DT; } =20 - if (x86_iommu->pt_supported) { - s->ecap |=3D VTD_ECAP_PT; - } - if (s->caching_mode) { s->cap |=3D VTD_CAP_CM; } diff --git a/hw/i386/x86-iommu.c b/hw/i386/x86-iommu.c index 33ac0bfc97e..a57445404ef 100644 --- a/hw/i386/x86-iommu.c +++ b/hw/i386/x86-iommu.c @@ -129,7 +129,6 @@ static const Property x86_iommu_properties[] =3D { DEFINE_PROP_ON_OFF_AUTO("intremap", X86IOMMUState, intr_supported, ON_OFF_AUTO_AUTO), DEFINE_PROP_BOOL("device-iotlb", X86IOMMUState, dt_supported, false), - DEFINE_PROP_BOOL("pt", X86IOMMUState, pt_supported, true), DEFINE_PROP_BOOL("dma-translation", X86IOMMUState, dma_translation, tr= ue), }; =20 --=20 2.53.0