Merge git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild-fixes

[pandora-kernel.git] / drivers / virtio / virtio_ring.c

diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c
index 937a49d..72bf8bc 100644 (file)
--- a/drivers/virtio/virtio_ring.c
+++ b/drivers/virtio/virtio_ring.c
@@ -227,7 +227,6 @@ static bool vring_enable_cb(struct virtqueue *_vq)
        struct vring_virtqueue *vq = to_vvq(_vq);
 
        START_USE(vq);
-       BUG_ON(!(vq->vring.avail->flags & VRING_AVAIL_F_NO_INTERRUPT));
 
        /* We optimistically turn back on interrupts, then check if there was
         * more to do. */
@@ -254,13 +253,6 @@ irqreturn_t vring_interrupt(int irq, void *_vq)
        if (unlikely(vq->broken))
                return IRQ_HANDLED;
 
-       /* Other side may have missed us turning off the interrupt,
-        * but we should preserve disable semantic for virtio users. */
-       if (unlikely(vq->vring.avail->flags & VRING_AVAIL_F_NO_INTERRUPT)) {
-               pr_debug("virtqueue interrupt after disable for %p\n", vq);
-               return IRQ_HANDLED;
-       }
-
        pr_debug("virtqueue callback for %p (%p)\n", vq, vq->vq.callback);
        if (vq->vq.callback)
                vq->vq.callback(&vq->vq);