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b6443367d8
update_kernel.sh refreshed all patches, no human interaction was needed Build system: x86_64 Run-tested: Netgear R7800 (ipq806x) Signed-off-by: John Audia <graysky@archlinux.us>
40 lines
1.3 KiB
Diff
40 lines
1.3 KiB
Diff
From f383b2950070ce4f34e74db94f70bb565b746e97 Mon Sep 17 00:00:00 2001
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From: Lorenzo Bianconi <lorenzo@kernel.org>
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Date: Wed, 20 Nov 2019 16:54:17 +0200
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Subject: [PATCH] net: mvneta: rely on page_pool_recycle_direct in
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mvneta_run_xdp
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Rely on page_pool_recycle_direct and not on xdp_return_buff in
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mvneta_run_xdp. This is a preliminary patch to limit the dma sync len
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to the one strictly necessary
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Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
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Acked-by: Jesper Dangaard Brouer <brouer@redhat.com>
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Signed-off-by: David S. Miller <davem@davemloft.net>
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---
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drivers/net/ethernet/marvell/mvneta.c | 6 ++++--
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1 file changed, 4 insertions(+), 2 deletions(-)
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--- a/drivers/net/ethernet/marvell/mvneta.c
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+++ b/drivers/net/ethernet/marvell/mvneta.c
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@@ -2110,7 +2110,8 @@ mvneta_run_xdp(struct mvneta_port *pp, s
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err = xdp_do_redirect(pp->dev, xdp, prog);
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if (err) {
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ret = MVNETA_XDP_DROPPED;
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- xdp_return_buff(xdp);
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+ page_pool_recycle_direct(rxq->page_pool,
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+ virt_to_head_page(xdp->data));
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} else {
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ret = MVNETA_XDP_REDIR;
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}
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@@ -2119,7 +2120,8 @@ mvneta_run_xdp(struct mvneta_port *pp, s
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case XDP_TX:
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ret = mvneta_xdp_xmit_back(pp, xdp);
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if (ret != MVNETA_XDP_TX)
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- xdp_return_buff(xdp);
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+ page_pool_recycle_direct(rxq->page_pool,
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+ virt_to_head_page(xdp->data));
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break;
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default:
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bpf_warn_invalid_xdp_action(act);
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