"Michael S. Tsirkin" <mst@xxxxxxxxxx> writes: > This adds a way to check ring empty state after enable_cb outside any > locks. Will be used by virtio_net. > > Note: there's room for more optimization: caller is likely to have a > memory barrier already, which means we might be able to get rid of a > barrier here. Deferring this optimization until we do some > benchmarking. > > Signed-off-by: Michael S. Tsirkin <mst@xxxxxxxxxx> Acked-by: Rusty Russell <rusty@xxxxxxxxxxxxxxx> Thanks, Rusty. _______________________________________________ Virtualization mailing list Virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linuxfoundation.org/mailman/listinfo/virtualization
