net: mvneta: rely on page_pool_recycle_direct in mvneta_run_xdp (f383b295) · Commits · 戴 / test

Rely on page_pool_recycle_direct and not on xdp_return_buff in mvneta_run_xdp. This is a preliminary patch to limit the dma sync len to the one strictly necessary Signed-off-by:

Lorenzo Bianconi <lorenzo@kernel.org> Acked-by:

Jesper Dangaard Brouer <brouer@redhat.com> Signed-off-by:

David S. Miller <davem@davemloft.net>

drivers/net/ethernet/marvell/mvneta.c

+4 −2

Original line number	Diff line number	Diff line
		@@ -2097,7 +2097,8 @@ mvneta_run_xdp(struct mvneta_port pp, struct mvneta_rx_queue rxq,
		err = xdp_do_redirect(pp->dev, xdp, prog);
		if (err) {
		ret = MVNETA_XDP_DROPPED;
		xdp_return_buff(xdp);
		page_pool_recycle_direct(rxq->page_pool,
		virt_to_head_page(xdp->data));
		} else {
		ret = MVNETA_XDP_REDIR;
		}
		@@ -2106,7 +2107,8 @@ mvneta_run_xdp(struct mvneta_port pp, struct mvneta_rx_queue rxq,
		case XDP_TX:
		ret = mvneta_xdp_xmit_back(pp, xdp);
		if (ret != MVNETA_XDP_TX)
		xdp_return_buff(xdp);
		page_pool_recycle_direct(rxq->page_pool,
		virt_to_head_page(xdp->data));
		break;
		default:
		bpf_warn_invalid_xdp_action(act);

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