From f0c48e05bd7c535aa0614d284d165d998936c79b Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Eugenio=20P=C3=A9rez?= Date: Thu, 20 Oct 2022 17:52:48 +0200 Subject: [PATCH] vhost: allocate event_idx fields on vring MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit There was not enough room to accomodate them. Reviewed-by: Michael S. Tsirkin Signed-off-by: Eugenio Pérez Signed-off-by: Jason Wang --- hw/virtio/vhost-shadow-virtqueue.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/hw/virtio/vhost-shadow-virtqueue.c b/hw/virtio/vhost-shadow-virtqueue.c index 596d4434d2..a518f84772 100644 --- a/hw/virtio/vhost-shadow-virtqueue.c +++ b/hw/virtio/vhost-shadow-virtqueue.c @@ -570,16 +570,16 @@ void vhost_svq_get_vring_addr(const VhostShadowVirtqueue *svq, size_t vhost_svq_driver_area_size(const VhostShadowVirtqueue *svq) { size_t desc_size = sizeof(vring_desc_t) * svq->vring.num; - size_t avail_size = offsetof(vring_avail_t, ring) + - sizeof(uint16_t) * svq->vring.num; + size_t avail_size = offsetof(vring_avail_t, ring[svq->vring.num]) + + sizeof(uint16_t); return ROUND_UP(desc_size + avail_size, qemu_real_host_page_size()); } size_t vhost_svq_device_area_size(const VhostShadowVirtqueue *svq) { - size_t used_size = offsetof(vring_used_t, ring) + - sizeof(vring_used_elem_t) * svq->vring.num; + size_t used_size = offsetof(vring_used_t, ring[svq->vring.num]) + + sizeof(uint16_t); return ROUND_UP(used_size, qemu_real_host_page_size()); }