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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 31E12C433F5 for ; Wed, 15 Dec 2021 08:03:02 +0000 (UTC) Received: from localhost ([::1]:33160 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mxPFc-0000qP-Uz for qemu-devel@archiver.kernel.org; Wed, 15 Dec 2021 03:03:00 -0500 Received: from eggs.gnu.org ([209.51.188.92]:49850) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mxOo3-0003Uj-Ax for qemu-devel@nongnu.org; Wed, 15 Dec 2021 02:34:31 -0500 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]:33557) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mxOo1-0004KM-P5 for qemu-devel@nongnu.org; Wed, 15 Dec 2021 02:34:31 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1639553669; 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=UQ8C6HBk7OQvK9jhuSbMsE3A1ZideXwQ/keIyQPQGmw=; b=UHMKdxEM7+WhfICnDo5aDnxFjLckBNKNjlb4ldR5FkPH0CumJAJqta/w03aVBGiVBY+S+a rBrBkSHUXJV5z7ai0SII6JvT+vqzVaEtQhUl00G8i2oYR7Ai4lsJZOrvE0pMPlRjZpnQK/ Vpq0yoWhlP/bH2Zn6VTCNTfTxlH44mw= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-49-7L5I4-iXMTytHmPkHp2kLw-1; Wed, 15 Dec 2021 02:34:27 -0500 X-MC-Unique: 7L5I4-iXMTytHmPkHp2kLw-1 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 8FB892F2C; Wed, 15 Dec 2021 07:34:26 +0000 (UTC) Received: from thuth.com (dhcp-192-183.str.redhat.com [10.33.192.183]) by smtp.corp.redhat.com (Postfix) with ESMTP id 8A8631092790; Wed, 15 Dec 2021 07:34:25 +0000 (UTC) From: Thomas Huth To: qemu-devel@nongnu.org Subject: [PULL 13/16] virtio-iommu: Fix endianness in get_config Date: Wed, 15 Dec 2021 08:33:59 +0100 Message-Id: <20211215073402.144286-14-thuth@redhat.com> In-Reply-To: <20211215073402.144286-1-thuth@redhat.com> References: <20211215073402.144286-1-thuth@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=thuth@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset="US-ASCII" 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: -34 X-Spam_score: -3.5 X-Spam_bar: --- X-Spam_report: (-3.5 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.719, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H3=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: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Eric Auger , Richard Henderson , Jean-Philippe Brucker Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Eric Auger Endianess is not properly handled when populating the returned config. Use the cpu_to_le* primitives for each separate field. Also, while at it, trace the domain range start. Reported-by: Thomas Huth Signed-off-by: Eric Auger Reviewed-by: Jean-Philippe Brucker Message-Id: <20211127072910.1261824-3-eric.auger@redhat.com> Signed-off-by: Thomas Huth --- hw/virtio/trace-events | 2 +- hw/virtio/virtio-iommu.c | 24 ++++++++++++++++-------- 2 files changed, 17 insertions(+), 9 deletions(-) diff --git a/hw/virtio/trace-events b/hw/virtio/trace-events index 54bd7da00c..f7ad6be5fb 100644 --- a/hw/virtio/trace-events +++ b/hw/virtio/trace-events @@ -91,7 +91,7 @@ virtio_mmio_setting_irq(int level) "virtio_mmio setting IRQ %d" virtio_iommu_device_reset(void) "reset!" virtio_iommu_get_features(uint64_t features) "device supports features=0x%"PRIx64 virtio_iommu_device_status(uint8_t status) "driver status = %d" -virtio_iommu_get_config(uint64_t page_size_mask, uint64_t start, uint64_t end, uint32_t domain_range, uint32_t probe_size) "page_size_mask=0x%"PRIx64" start=0x%"PRIx64" end=0x%"PRIx64" domain_range=%d probe_size=0x%x" +virtio_iommu_get_config(uint64_t page_size_mask, uint64_t start, uint64_t end, uint32_t domain_start, uint32_t domain_end, uint32_t probe_size) "page_size_mask=0x%"PRIx64" input range start=0x%"PRIx64" input range end=0x%"PRIx64" domain range start=%d domain range end=%d probe_size=0x%x" virtio_iommu_attach(uint32_t domain_id, uint32_t ep_id) "domain=%d endpoint=%d" virtio_iommu_detach(uint32_t domain_id, uint32_t ep_id) "domain=%d endpoint=%d" virtio_iommu_map(uint32_t domain_id, uint64_t virt_start, uint64_t virt_end, uint64_t phys_start, uint32_t flags) "domain=%d virt_start=0x%"PRIx64" virt_end=0x%"PRIx64 " phys_start=0x%"PRIx64" flags=%d" diff --git a/hw/virtio/virtio-iommu.c b/hw/virtio/virtio-iommu.c index 645c0aa399..30ee09187b 100644 --- a/hw/virtio/virtio-iommu.c +++ b/hw/virtio/virtio-iommu.c @@ -822,14 +822,22 @@ unlock: static void virtio_iommu_get_config(VirtIODevice *vdev, uint8_t *config_data) { VirtIOIOMMU *dev = VIRTIO_IOMMU(vdev); - struct virtio_iommu_config *config = &dev->config; - - trace_virtio_iommu_get_config(config->page_size_mask, - config->input_range.start, - config->input_range.end, - config->domain_range.end, - config->probe_size); - memcpy(config_data, &dev->config, sizeof(struct virtio_iommu_config)); + struct virtio_iommu_config *dev_config = &dev->config; + struct virtio_iommu_config *out_config = (void *)config_data; + + out_config->page_size_mask = cpu_to_le64(dev_config->page_size_mask); + out_config->input_range.start = cpu_to_le64(dev_config->input_range.start); + out_config->input_range.end = cpu_to_le64(dev_config->input_range.end); + out_config->domain_range.start = cpu_to_le32(dev_config->domain_range.start); + out_config->domain_range.end = cpu_to_le32(dev_config->domain_range.end); + out_config->probe_size = cpu_to_le32(dev_config->probe_size); + + trace_virtio_iommu_get_config(dev_config->page_size_mask, + dev_config->input_range.start, + dev_config->input_range.end, + dev_config->domain_range.start, + dev_config->domain_range.end, + dev_config->probe_size); } static uint64_t virtio_iommu_get_features(VirtIODevice *vdev, uint64_t f, -- 2.27.0