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 X-Spam-Level: X-Spam-Status: No, score=-12.5 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 516D0C2D0A3 for ; Tue, 3 Nov 2020 14:49:45 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id B600C22447 for ; Tue, 3 Nov 2020 14:49:44 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="Kz3ghn3+" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B600C22447 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:59882 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kZxd1-0006aE-Ml for qemu-devel@archiver.kernel.org; Tue, 03 Nov 2020 09:49:43 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:33130) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kZxOY-0004RS-J9 for qemu-devel@nongnu.org; Tue, 03 Nov 2020 09:34:46 -0500 Received: from us-smtp-delivery-124.mimecast.com ([63.128.21.124]:52662) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1kZxOW-0006Ra-MW for qemu-devel@nongnu.org; Tue, 03 Nov 2020 09:34:46 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1604414083; 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: in-reply-to:in-reply-to:references:references; bh=tvJ0s3bSV9g9bsoYugn7fOSbhCEdSfwOqB79D2kkBqw=; b=Kz3ghn3+Jc6mvM+/CRRbHDjfOFK/NS4K3JWPZpYeiQx/MN8l1DteYlql3sJxOAP7mma8gR A+7zB0olYfoYoGPG5PoEBPkGCT7Rw/8tkEG0EDLln7AKyXFZCxy7Xq9vcaLIdg3YfOF9sh 3YBm/s1PWnQ95cvroc/A7MClm8RynZI= Received: from mail-wr1-f72.google.com (mail-wr1-f72.google.com [209.85.221.72]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-40-le-CMJBiO0OAGCueklnhXw-1; Tue, 03 Nov 2020 09:34:41 -0500 X-MC-Unique: le-CMJBiO0OAGCueklnhXw-1 Received: by mail-wr1-f72.google.com with SMTP id h11so4934621wrq.20 for ; Tue, 03 Nov 2020 06:34:41 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=tvJ0s3bSV9g9bsoYugn7fOSbhCEdSfwOqB79D2kkBqw=; b=VgDUTojsyJqM0B4L2f7D2CON+GkDzvRBoWnpQlVoVZMpeCc5Dj5cOBn5jcjDbY3qC2 kxnobB68vEgfJfTweG7nOUPj7c+71R2Wf3LD3lnm+Vzrb66OHbHDln+4TG/KTNYVRv1Q lOoIMIqRHg2OaZzNAU5WouWqLbJlJem44BbD6i4mvZRXPW2mWrlyipB1QHM0BjAxFPio TRqDDFhUr1KYrs0BhIpIiyKBeZBJxnSg+UfM5NWgYADO++nTQ7cuvq1vyfY9aLTJ+rHG F7U6cYuT+OyvknTPr+JFc5dbTkttTUL/tTAFqn3rc3rvd8tgslZlgJrCjdga23jmEzRG sIAQ== X-Gm-Message-State: AOAM533et+F3pYbqtuLkBpLMEr9jWzJqWCZQ/4JT9rClkiONatJe1bfh NHbohp3R2o45CKvb8mQJnaN7K+jEP2Vz0vwclSk8AWJW0C9ILZwdkAkgUzMABSk/Q5cQvowX+6D R+hdsaBIpJa74zvQ= X-Received: by 2002:adf:9507:: with SMTP id 7mr26641035wrs.365.1604414080318; Tue, 03 Nov 2020 06:34:40 -0800 (PST) X-Google-Smtp-Source: ABdhPJyMqjGRNdrz5dKP3iX6OZ9xBVE1j5SUJJK7cq6avxEZoZyMx5TChWRWDqsLnu3HwCSML1gsqA== X-Received: by 2002:adf:9507:: with SMTP id 7mr26641016wrs.365.1604414080170; Tue, 03 Nov 2020 06:34:40 -0800 (PST) Received: from redhat.com (bzq-79-176-118-93.red.bezeqint.net. [79.176.118.93]) by smtp.gmail.com with ESMTPSA id v12sm27398133wro.72.2020.11.03.06.34.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 03 Nov 2020 06:34:39 -0800 (PST) Date: Tue, 3 Nov 2020 09:34:38 -0500 From: "Michael S. Tsirkin" To: qemu-devel@nongnu.org Subject: [PULL 14/38] virtio-iommu: Store memory region in endpoint struct Message-ID: <20201103142306.71782-15-mst@redhat.com> References: <20201103142306.71782-1-mst@redhat.com> MIME-Version: 1.0 In-Reply-To: <20201103142306.71782-1-mst@redhat.com> X-Mailer: git-send-email 2.27.0.106.g8ac3dc51b1 X-Mutt-Fcc: =sent Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=mst@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Received-SPF: pass client-ip=63.128.21.124; envelope-from=mst@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/11/03 01:02:05 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 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_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Maydell , Eric Auger , Jean-Philippe Brucker Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Jean-Philippe Brucker Store the memory region associated to each endpoint into the endpoint structure, to allow efficient memory notification on map/unmap. Acked-by: Eric Auger Signed-off-by: Jean-Philippe Brucker Message-Id: <20201030180510.747225-3-jean-philippe@linaro.org> Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin --- hw/virtio/virtio-iommu.c | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/hw/virtio/virtio-iommu.c b/hw/virtio/virtio-iommu.c index 4c8f3909b7..a5c2d69aad 100644 --- a/hw/virtio/virtio-iommu.c +++ b/hw/virtio/virtio-iommu.c @@ -49,6 +49,7 @@ typedef struct VirtIOIOMMUDomain { typedef struct VirtIOIOMMUEndpoint { uint32_t id; VirtIOIOMMUDomain *domain; + IOMMUMemoryRegion *iommu_mr; QLIST_ENTRY(VirtIOIOMMUEndpoint) next; } VirtIOIOMMUEndpoint; @@ -137,16 +138,19 @@ static VirtIOIOMMUEndpoint *virtio_iommu_get_endpoint(VirtIOIOMMU *s, uint32_t ep_id) { VirtIOIOMMUEndpoint *ep; + IOMMUMemoryRegion *mr; ep = g_tree_lookup(s->endpoints, GUINT_TO_POINTER(ep_id)); if (ep) { return ep; } - if (!virtio_iommu_mr(s, ep_id)) { + mr = virtio_iommu_mr(s, ep_id); + if (!mr) { return NULL; } ep = g_malloc0(sizeof(*ep)); ep->id = ep_id; + ep->iommu_mr = mr; trace_virtio_iommu_get_endpoint(ep_id); g_tree_insert(s->endpoints, GUINT_TO_POINTER(ep_id), ep); return ep; @@ -910,9 +914,14 @@ static gboolean reconstruct_endpoints(gpointer key, gpointer value, VirtIOIOMMU *s = (VirtIOIOMMU *)data; VirtIOIOMMUDomain *d = (VirtIOIOMMUDomain *)value; VirtIOIOMMUEndpoint *iter; + IOMMUMemoryRegion *mr; QLIST_FOREACH(iter, &d->endpoint_list, next) { + mr = virtio_iommu_mr(s, iter->id); + assert(mr); + iter->domain = d; + iter->iommu_mr = mr; g_tree_insert(s->endpoints, GUINT_TO_POINTER(iter->id), iter); } return false; /* continue the domain traversal */ -- MST