Asias He <asias@xxxxxxxxxx> writes: >> I forgot about the cool hack which MST put in to defer event updates >> using disable_cb/enable_cb. > > Hmm, are you talking about virtqueue_enable_cb_delayed()? Just the fact that virtqueue_disable_cb() prevents updates of used_index, and then we do the update in virtqueue_enable_cb(). Cheers, Rusty. _______________________________________________ Virtualization mailing list Virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linuxfoundation.org/mailman/listinfo/virtualization
