Re: [net-next RFC V5 2/5] virtio_ring: move queue_index to vring_virtqueue
From: Paolo Bonzini <pbonzini@redhat.com>
Date: 2012-07-26 08:20:14
Also in:
kvm, lkml, netdev
Il 05/07/2012 13:40, Sasha Levin ha scritto:
quoted hunk ↗ jump to hunk
@@ -275,7 +274,7 @@ static void vm_del_vq(struct virtqueue *vq) vring_del_virtqueue(vq); /* Select and deactivate the queue */ - writel(info->queue_index, vm_dev->base + VIRTIO_MMIO_QUEUE_SEL); + writel(virtqueue_get_queue_index(vq), vm_dev->base + VIRTIO_MMIO_QUEUE_SEL); writel(0, vm_dev->base + VIRTIO_MMIO_QUEUE_PFN);
This accesses vq after vring_del_virtqueue has freed it. Paolo