From patchwork Wed Apr 26 10:06:34 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Liu, Yi L" X-Patchwork-Id: 755376 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3wCbs40vktz9s2Q for ; Wed, 26 Apr 2017 20:28:40 +1000 (AEST) Received: from localhost ([::1]:54054 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1d3KBZ-0006Xt-Hi for incoming@patchwork.ozlabs.org; Wed, 26 Apr 2017 06:28:37 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:50288) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1d3K6l-0002Jw-8n for qemu-devel@nongnu.org; Wed, 26 Apr 2017 06:23:40 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1d3K6j-00021n-2x for qemu-devel@nongnu.org; Wed, 26 Apr 2017 06:23:39 -0400 Received: from mga14.intel.com ([192.55.52.115]:34289) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1d3K6i-0001zT-Pl for qemu-devel@nongnu.org; Wed, 26 Apr 2017 06:23:37 -0400 Received: from orsmga002.jf.intel.com ([10.7.209.21]) by fmsmga103.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 26 Apr 2017 03:23:36 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.37,254,1488873600"; d="scan'208";a="79066301" Received: from sky-dev.bj.intel.com ([10.238.145.47]) by orsmga002.jf.intel.com with ESMTP; 26 Apr 2017 03:23:33 -0700 From: "Liu, Yi L" To: qemu-devel@nongnu.org, alex.williamson@redhat.com, peterx@redhat.com Date: Wed, 26 Apr 2017 18:06:34 +0800 Message-Id: <1493201210-14357-5-git-send-email-yi.l.liu@linux.intel.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1493201210-14357-1-git-send-email-yi.l.liu@linux.intel.com> References: <1493201210-14357-1-git-send-email-yi.l.liu@linux.intel.com> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 192.55.52.115 Subject: [Qemu-devel] [RFC PATCH 04/20] Memory: modify parameter in IOMMUNotifier func X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: tianyu.lan@intel.com, "Liu, Yi L" , kevin.tian@intel.com, yi.l.liu@intel.com, ashok.raj@intel.com, kvm@vger.kernel.org, jean-philippe.brucker@arm.com, jasowang@redhat.com, iommu@lists.linux-foundation.org, jacob.jun.pan@intel.com Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" This patch modifies parameter of IOMMUNotifier, use "void *data" instead of "IOMMUTLBEntry*". This is to extend it to support notifiers other than MAP/UNMAP. Signed-off-by: Liu, Yi L --- hw/vfio/common.c | 3 ++- hw/virtio/vhost.c | 3 ++- include/exec/memory.h | 2 +- 3 files changed, 5 insertions(+), 3 deletions(-) diff --git a/hw/vfio/common.c b/hw/vfio/common.c index 6b33b9f..14473f1 100644 --- a/hw/vfio/common.c +++ b/hw/vfio/common.c @@ -332,10 +332,11 @@ static bool vfio_get_vaddr(IOMMUTLBEntry *iotlb, void **vaddr, return true; } -static void vfio_iommu_map_notify(IOMMUNotifier *n, IOMMUTLBEntry *iotlb) +static void vfio_iommu_map_notify(IOMMUNotifier *n, void *data) { VFIOGuestIOMMU *giommu = container_of(n, VFIOGuestIOMMU, n); VFIOContainer *container = giommu->container; + IOMMUTLBEntry *iotlb = (IOMMUTLBEntry *)data; hwaddr iova = iotlb->iova + giommu->iommu_offset; bool read_only; void *vaddr; diff --git a/hw/virtio/vhost.c b/hw/virtio/vhost.c index ccf8b2e..fd20fd0 100644 --- a/hw/virtio/vhost.c +++ b/hw/virtio/vhost.c @@ -1161,9 +1161,10 @@ static void vhost_virtqueue_cleanup(struct vhost_virtqueue *vq) event_notifier_cleanup(&vq->masked_notifier); } -static void vhost_iommu_unmap_notify(IOMMUNotifier *n, IOMMUTLBEntry *iotlb) +static void vhost_iommu_unmap_notify(IOMMUNotifier *n, void *data) { struct vhost_dev *hdev = container_of(n, struct vhost_dev, n); + IOMMUTLBEntry *iotlb = (IOMMUTLBEntry *)data; if (hdev->vhost_ops->vhost_invalidate_device_iotlb(hdev, iotlb->iova, diff --git a/include/exec/memory.h b/include/exec/memory.h index 267f399..1faca3b 100644 --- a/include/exec/memory.h +++ b/include/exec/memory.h @@ -81,7 +81,7 @@ typedef enum { struct IOMMUNotifier; typedef void (*IOMMUNotify)(struct IOMMUNotifier *notifier, - IOMMUTLBEntry *data); + void *data); struct IOMMUNotifier { IOMMUNotify notify;