From patchwork Tue Jul 19 17:55:12 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Michael S. Tsirkin" X-Patchwork-Id: 9238107 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id BB61860574 for ; Tue, 19 Jul 2016 18:33:58 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id AFAA726929 for ; Tue, 19 Jul 2016 18:33:58 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id A44C527569; Tue, 19 Jul 2016 18:33:58 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 50EC826929 for ; Tue, 19 Jul 2016 18:33:58 +0000 (UTC) Received: from localhost ([::1]:57877 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bPZq9-00049O-7r for patchwork-qemu-devel@patchwork.kernel.org; Tue, 19 Jul 2016 14:33:57 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:33933) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bPZEl-000206-TF for qemu-devel@nongnu.org; Tue, 19 Jul 2016 13:55:20 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bPZEk-0001tc-0l for qemu-devel@nongnu.org; Tue, 19 Jul 2016 13:55:18 -0400 Received: from mx1.redhat.com ([209.132.183.28]:35545) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bPZEj-0001tP-RA for qemu-devel@nongnu.org; Tue, 19 Jul 2016 13:55:17 -0400 Received: from int-mx14.intmail.prod.int.phx2.redhat.com (int-mx14.intmail.prod.int.phx2.redhat.com [10.5.11.27]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 4DE6E7F7DD; Tue, 19 Jul 2016 17:55:17 +0000 (UTC) Received: from redhat.com (vpn1-7-82.ams2.redhat.com [10.36.7.82]) by int-mx14.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with SMTP id u6JHtDes023573; Tue, 19 Jul 2016 13:55:14 -0400 Date: Tue, 19 Jul 2016 20:55:12 +0300 From: "Michael S. Tsirkin" To: qemu-devel@nongnu.org Message-ID: <20160719175512.GA467@redhat.com> References: <1468950176-31959-1-git-send-email-mst@redhat.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <1468950176-31959-1-git-send-email-mst@redhat.com> X-Mutt-Fcc: =sent X-Scanned-By: MIMEDefang 2.68 on 10.5.11.27 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.28]); Tue, 19 Jul 2016 17:55:17 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL v2 47/55] virtio-rng: Wrap in vmstate 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: Cornelia Huck , Peter Maydell , Amit Shah , "Dr. David Alan Gilbert" Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP From: "Dr. David Alan Gilbert" Forcibly convert it to a vmstate wrapper; proper conversion comes later. Signed-off-by: Dr. David Alan Gilbert Reviewed-by: Cornelia Huck Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin --- hw/virtio/virtio-rng.c | 20 +++++--------------- 1 file changed, 5 insertions(+), 15 deletions(-) diff --git a/hw/virtio/virtio-rng.c b/hw/virtio/virtio-rng.c index 6b991a7..cd8ca10 100644 --- a/hw/virtio/virtio-rng.c +++ b/hw/virtio/virtio-rng.c @@ -120,22 +120,12 @@ static uint64_t get_features(VirtIODevice *vdev, uint64_t f, Error **errp) return f; } -static void virtio_rng_save(QEMUFile *f, void *opaque) -{ - VirtIODevice *vdev = opaque; - - virtio_save(vdev, f); -} - -static int virtio_rng_load(QEMUFile *f, void *opaque, int version_id) +static int virtio_rng_load(QEMUFile *f, void *opaque, size_t size) { VirtIORNG *vrng = opaque; int ret; - if (version_id != 1) { - return -EINVAL; - } - ret = virtio_load(VIRTIO_DEVICE(vrng), f, version_id); + ret = virtio_load(VIRTIO_DEVICE(vrng), f, 1); if (ret != 0) { return ret; } @@ -214,8 +204,6 @@ static void virtio_rng_device_realize(DeviceState *dev, Error **errp) vrng->rate_limit_timer = timer_new_ms(QEMU_CLOCK_VIRTUAL, check_rate_limit, vrng); vrng->activate_timer = true; - register_savevm(dev, "virtio-rng", -1, 1, virtio_rng_save, - virtio_rng_load, vrng); } static void virtio_rng_device_unrealize(DeviceState *dev, Error **errp) @@ -225,10 +213,11 @@ static void virtio_rng_device_unrealize(DeviceState *dev, Error **errp) timer_del(vrng->rate_limit_timer); timer_free(vrng->rate_limit_timer); - unregister_savevm(dev, "virtio-rng", vrng); virtio_cleanup(vdev); } +VMSTATE_VIRTIO_DEVICE(rng, 1, virtio_rng_load, virtio_vmstate_save); + static Property virtio_rng_properties[] = { /* Set a default rate limit of 2^47 bytes per minute or roughly 2TB/s. If * you have an entropy source capable of generating more entropy than this @@ -246,6 +235,7 @@ static void virtio_rng_class_init(ObjectClass *klass, void *data) VirtioDeviceClass *vdc = VIRTIO_DEVICE_CLASS(klass); dc->props = virtio_rng_properties; + dc->vmsd = &vmstate_virtio_rng; set_bit(DEVICE_CATEGORY_MISC, dc->categories); vdc->realize = virtio_rng_device_realize; vdc->unrealize = virtio_rng_device_unrealize;