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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9CCE0C433F5 for ; Fri, 29 Oct 2021 18:42:43 +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 59A2060ED5 for ; Fri, 29 Oct 2021 18:42:43 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 59A2060ED5 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=nongnu.org Received: from localhost ([::1]:38964 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mgWpu-000184-B9 for qemu-devel@archiver.kernel.org; Fri, 29 Oct 2021 14:42:42 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45198) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mgWkv-0001pw-30 for qemu-devel@nongnu.org; Fri, 29 Oct 2021 14:37:33 -0400 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:45022) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mgWkt-0000VS-Nv for qemu-devel@nongnu.org; Fri, 29 Oct 2021 14:37:32 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1635532651; 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=49ruMDQfquTI4OYe+3DucdxBHQ4ndcQFttXdGb+8pS0=; b=K0iUiimJCktIAjWPVhrDNy5ihdZFcseDzDQb/GvqPUs9YkPpOXppiPTNfSORyxMFJH4J0n IEQ5YBHfxueY7qcPoygn5hPINMgqiUag4cPSIEscpsJBxLm47/H5t7306PN8BrJvHx6d57 cHfFZoVl5lVHZ9cxjdDVkEhCR/9P9Yc= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-403-QknqlEHPOHe0009kYawdAA-1; Fri, 29 Oct 2021 14:37:28 -0400 X-MC-Unique: QknqlEHPOHe0009kYawdAA-1 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 778145074C; Fri, 29 Oct 2021 18:37:26 +0000 (UTC) Received: from eperezma.remote.csb (unknown [10.39.192.75]) by smtp.corp.redhat.com (Postfix) with ESMTP id 0ADFA5D6CF; Fri, 29 Oct 2021 18:37:21 +0000 (UTC) From: =?UTF-8?q?Eugenio=20P=C3=A9rez?= To: qemu-devel@nongnu.org Subject: [RFC PATCH v5 07/26] vdpa: Save kick_fd in vhost-vdpa Date: Fri, 29 Oct 2021 20:35:06 +0200 Message-Id: <20211029183525.1776416-8-eperezma@redhat.com> In-Reply-To: <20211029183525.1776416-1-eperezma@redhat.com> References: <20211029183525.1776416-1-eperezma@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=eperezma@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=216.205.24.124; envelope-from=eperezma@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 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_LOW=-0.7, RCVD_IN_MSPIKE_H2=-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: Laurent Vivier , Parav Pandit , "Michael S. Tsirkin" , Jason Wang , Juan Quintela , Richard Henderson , Stefan Hajnoczi , Peter Xu , Markus Armbruster , Harpreet Singh Anand , Xiao W Wang , Eli Cohen , Paolo Bonzini , Stefano Garzarella , Eric Blake , virtualization@lists.linux-foundation.org, Eduardo Habkost Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" We need to know it to switch to Shadow VirtQueue and back to normal operation. Signed-off-by: Eugenio Pérez --- include/hw/virtio/vhost-vdpa.h | 1 + hw/virtio/vhost-vdpa.c | 5 +++++ 2 files changed, 6 insertions(+) diff --git a/include/hw/virtio/vhost-vdpa.h b/include/hw/virtio/vhost-vdpa.h index 3ce79a646d..c79a21c3c8 100644 --- a/include/hw/virtio/vhost-vdpa.h +++ b/include/hw/virtio/vhost-vdpa.h @@ -28,6 +28,7 @@ typedef struct vhost_vdpa { MemoryListener listener; struct vhost_vdpa_iova_range iova_range; struct vhost_dev *dev; + int kick_fd[VIRTIO_QUEUE_MAX]; VhostVDPAHostNotifier notifier[VIRTIO_QUEUE_MAX]; } VhostVDPA; diff --git a/hw/virtio/vhost-vdpa.c b/hw/virtio/vhost-vdpa.c index 12661fd5b1..e6ee227385 100644 --- a/hw/virtio/vhost-vdpa.c +++ b/hw/virtio/vhost-vdpa.c @@ -702,7 +702,12 @@ static int vhost_vdpa_get_vring_base(struct vhost_dev *dev, static int vhost_vdpa_set_vring_kick(struct vhost_dev *dev, struct vhost_vring_file *file) { + struct vhost_vdpa *v = dev->opaque; + int vdpa_idx = vhost_vdpa_get_vq_index(dev, file->index); + trace_vhost_vdpa_set_vring_kick(dev, file->index, file->fd); + + v->kick_fd[vdpa_idx] = file->fd; return vhost_vdpa_call(dev, VHOST_SET_VRING_KICK, file); } -- 2.27.0