From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([209.51.188.92]:41313) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gu8d2-0001FV-Bj for qemu-devel@nongnu.org; Wed, 13 Feb 2019 23:28:05 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gu8cx-0004gm-UG for qemu-devel@nongnu.org; Wed, 13 Feb 2019 23:28:01 -0500 Received: from mx1.redhat.com ([209.132.183.28]:52756) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gu8cv-0004Rd-SM for qemu-devel@nongnu.org; Wed, 13 Feb 2019 23:27:59 -0500 From: wexu@redhat.com Date: Wed, 13 Feb 2019 23:26:35 -0500 Message-Id: <1550118402-4057-5-git-send-email-wexu@redhat.com> In-Reply-To: <1550118402-4057-1-git-send-email-wexu@redhat.com> References: <1550118402-4057-1-git-send-email-wexu@redhat.com> Subject: [Qemu-devel] [PATCH v4 04/11] virtio: initialize wrap counter for packed ring List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: wexu@redhat.com, jasowang@redhat.com, mst@redhat.com, jfreiman@redhat.com, maxime.coquelin@redhat.com, tiwei.bie@intel.com From: Wei Xu Set to 'true' by default due to spec. Signed-off-by: Wei Xu --- hw/virtio/virtio.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/hw/virtio/virtio.c b/hw/virtio/virtio.c index 1a98e61..54dc098 100644 --- a/hw/virtio/virtio.c +++ b/hw/virtio/virtio.c @@ -1238,6 +1238,9 @@ void virtio_reset(void *opaque) vdev->vq[i].last_avail_idx = 0; vdev->vq[i].shadow_avail_idx = 0; vdev->vq[i].used_idx = 0; + vdev->vq[i].last_avail_wrap_counter = true; + vdev->vq[i].avail_wrap_counter = true; + vdev->vq[i].used_wrap_counter = true; virtio_queue_set_vector(vdev, i, VIRTIO_NO_VECTOR); vdev->vq[i].signalled_used = 0; vdev->vq[i].signalled_used_valid = false; -- 1.8.3.1