From nobody Mon Nov 25 03:56:14 2024 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=none dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1718362198; cv=none; d=zohomail.com; s=zohoarc; b=en0eijDTiwKEfJvw1iiET4O+1/jYzwBCaffv3/O/B7OxhS5St/vbzLn3/BzzKKLw6RmnZJxbzBcCclKUR6GoPyLdBa04/3ZDDGv6icUtT6xk19J1wEta5mSvGLDUJzc4cdWssR44kqBEbyqizVgLbcGNjHAi+b0UEtpjJRajl6o= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1718362198; h=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=chQAASCdJMVJpwPeCfLJqL1+p+AwMmYdve8qkSRIxgs=; b=K0/0+EvPHoMi7GJob+qtq8EXoKwE03C533U3QYMqZaTDICY2xuJVJNOvkRvMhv0WcFV4f4MnC61mZ26MvYIjY5NbugrAZQCCqDspXMKhmZ5rnyGOdKGP0eixJ91b4NXC7F5u+BVJ6GiLJcRfAkPo/XDj2k7+Zf1EGTsiMNnevpQ= 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=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1718362198329951.6056785464133; Fri, 14 Jun 2024 03:49:58 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sI3dz-0006IU-65; Fri, 14 Jun 2024 05:54:51 -0400 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 1sI3dx-0006Gy-5J for qemu-devel@nongnu.org; Fri, 14 Jun 2024 05:54:49 -0400 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 1sI3dv-0003e0-Hq for qemu-devel@nongnu.org; Fri, 14 Jun 2024 05:54:48 -0400 Received: from mx-prod-mc-05.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-385-JHbAOESMNcKgA_Em8MzUYQ-1; Fri, 14 Jun 2024 05:54:45 -0400 Received: from mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.4]) (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-05.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id C9DDC195608B; Fri, 14 Jun 2024 09:54:43 +0000 (UTC) Received: from laptop.redhat.com (unknown [10.39.193.191]) by mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 7B2AB3000219; Fri, 14 Jun 2024 09:54:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1718358886; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=chQAASCdJMVJpwPeCfLJqL1+p+AwMmYdve8qkSRIxgs=; b=C1yaVUJ1/V0+9QaZfC/Uv0A+R1S3kGQF7H71lJ741salnnWhh8ZhyNgaCwkcExkDNcaj32 OrkW+2XgkxNIps2M4pfmZp1BR87/eD/xZdAVfsO6Q7IrkP1s7MazOriCtlTykSze9IlYUU YESax89MAgjBY9nAZBGgsQ0KMaGCWbo= X-MC-Unique: JHbAOESMNcKgA_Em8MzUYQ-1 From: Eric Auger To: eric.auger.pro@gmail.com, eric.auger@redhat.com, qemu-devel@nongnu.org, qemu-arm@nongnu.org, mst@redhat.com, jean-philippe@linaro.org, peter.maydell@linaro.org, clg@redhat.com, yanghliu@redhat.com, zhenzhong.duan@intel.com Cc: alex.williamson@redhat.com, jasowang@redhat.com, pbonzini@redhat.com, berrange@redhat.com Subject: [PATCH v4 6/8] virtio-iommu: Remove the implementation of iommu_set_iova_range Date: Fri, 14 Jun 2024 11:52:56 +0200 Message-ID: <20240614095402.904691-7-eric.auger@redhat.com> In-Reply-To: <20240614095402.904691-1-eric.auger@redhat.com> References: <20240614095402.904691-1-eric.auger@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.4 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=eric.auger@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: 11 X-Spam_score: 1.1 X-Spam_bar: + X-Spam_report: (1.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.145, 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_SBL_CSS=3.335, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 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: 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: 1718362198983100003 Content-Type: text/plain; charset="utf-8" Now that we use PCIIOMMUOps to convey information about usable IOVA ranges we do not to implement the iommu_set_iova_ranges IOMMU MR callback. Signed-off-by: Eric Auger Reviewed-by: Zhenzhong Duan --- hw/virtio/virtio-iommu.c | 67 ---------------------------------------- 1 file changed, 67 deletions(-) diff --git a/hw/virtio/virtio-iommu.c b/hw/virtio/virtio-iommu.c index a4c0cceb65..b9a7ddcd14 100644 --- a/hw/virtio/virtio-iommu.c +++ b/hw/virtio/virtio-iommu.c @@ -1351,72 +1351,6 @@ static int virtio_iommu_set_page_size_mask(IOMMUMemo= ryRegion *mr, return 0; } =20 -/** - * virtio_iommu_set_iova_ranges: Conveys the usable IOVA ranges - * - * The function turns those into reserved ranges. Once some - * reserved ranges have been set, new reserved regions cannot be - * added outside of the original ones. - * - * @mr: IOMMU MR - * @iova_ranges: list of usable IOVA ranges - * @errp: error handle - */ -static int virtio_iommu_set_iova_ranges(IOMMUMemoryRegion *mr, - GList *iova_ranges, - Error **errp) -{ - IOMMUDevice *sdev =3D container_of(mr, IOMMUDevice, iommu_mr); - GList *current_ranges =3D sdev->host_resv_ranges; - GList *l, *tmp, *new_ranges =3D NULL; - int ret =3D -EINVAL; - - /* check that each new resv region is included in an existing one */ - if (sdev->host_resv_ranges) { - range_inverse_array(iova_ranges, - &new_ranges, - 0, UINT64_MAX); - - for (tmp =3D new_ranges; tmp; tmp =3D tmp->next) { - Range *newr =3D (Range *)tmp->data; - bool included =3D false; - - for (l =3D current_ranges; l; l =3D l->next) { - Range * r =3D (Range *)l->data; - - if (range_contains_range(r, newr)) { - included =3D true; - break; - } - } - if (!included) { - goto error; - } - } - /* all new reserved ranges are included in existing ones */ - ret =3D 0; - goto out; - } - - if (sdev->probe_done) { - warn_report("%s: Notified about new host reserved regions after pr= obe", - mr->parent_obj.name); - } - - range_inverse_array(iova_ranges, - &sdev->host_resv_ranges, - 0, UINT64_MAX); - rebuild_resv_regions(sdev); - - return 0; -error: - error_setg(errp, "IOMMU mr=3D%s Conflicting host reserved ranges set!", - mr->parent_obj.name); -out: - g_list_free_full(new_ranges, g_free); - return ret; -} - static void virtio_iommu_system_reset(void *opaque) { VirtIOIOMMU *s =3D opaque; @@ -1742,7 +1676,6 @@ static void virtio_iommu_memory_region_class_init(Obj= ectClass *klass, imrc->replay =3D virtio_iommu_replay; imrc->notify_flag_changed =3D virtio_iommu_notify_flag_changed; imrc->iommu_set_page_size_mask =3D virtio_iommu_set_page_size_mask; - imrc->iommu_set_iova_ranges =3D virtio_iommu_set_iova_ranges; } =20 static const TypeInfo virtio_iommu_info =3D { --=20 2.41.0