Christoph Hellwig
2023-Apr-11 06:30 UTC
[PATCH vhost v6 08/11] virtio_ring: introduce virtqueue_dma_dev()
> > Can you please explain what you're even trying to do? > > I want to force a device use direct dma map.You fundamentally can't do that. It can't work.
Xuan Zhuo
2023-Apr-11 06:33 UTC
[PATCH vhost v6 08/11] virtio_ring: introduce virtqueue_dma_dev()
On Mon, 10 Apr 2023 23:30:29 -0700, Christoph Hellwig <hch at infradead.org> wrote:> > > Can you please explain what you're even trying to do? > > > > I want to force a device use direct dma map. > > You fundamentally can't do that. It can't work.Do you mean my idea is wrong, right? Can you explain it? Why can't we support a device that uses only dirct map? Thanks.> _______________________________________________ > Virtualization mailing list > Virtualization at lists.linux-foundation.org > https://lists.linuxfoundation.org/mailman/listinfo/virtualization