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fb2c6e9d4d
Removed because they are upstream: generic/backport-5.15/704-15-v5.19-net-mtk_eth_soc-move-MAC_MCR-setting-to-mac_finish.patch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=linux-5.15.y&id=c5c0760adc260d55265c086b9efb350ea6dda38b generic/pending-5.15/735-net-mediatek-mtk_eth_soc-release-MAC_MCR_FORCE_LINK-.patch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=linux-5.15.y&id=448cc8b5f743985f6d1d98aa4efb386fef4c3bf2 generic/pending-5.15/736-net-ethernet-mtk_eth_soc-fix-PPE-hanging-issue.patch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=linux-5.15.y&id=9fcadd125044007351905d40c405fadc2d3bb6d6 Add new configuration symbols for tegra target. Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
41 lines
1.4 KiB
Diff
41 lines
1.4 KiB
Diff
From 7cda76d858a4e71ac4a04066c093679a12e1312c Mon Sep 17 00:00:00 2001
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From: Lorenzo Bianconi <lorenzo@kernel.org>
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Date: Fri, 11 Mar 2022 10:14:20 +0100
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Subject: [PATCH] veth: Allow jumbo frames in xdp mode
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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Allow increasing the MTU over page boundaries on veth devices
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if the attached xdp program declares to support xdp fragments.
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Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
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Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
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Acked-by: Toke Høiland-Jørgensen <toke@redhat.com>
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Acked-by: John Fastabend <john.fastabend@gmail.com>
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Link: https://lore.kernel.org/bpf/d5dc039c3d4123426e7023a488c449181a7bc57f.1646989407.git.lorenzo@kernel.org
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---
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drivers/net/veth.c | 11 ++++++++---
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1 file changed, 8 insertions(+), 3 deletions(-)
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--- a/drivers/net/veth.c
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+++ b/drivers/net/veth.c
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@@ -1455,9 +1455,14 @@ static int veth_xdp_set(struct net_devic
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goto err;
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}
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- max_mtu = PAGE_SIZE - VETH_XDP_HEADROOM -
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- peer->hard_header_len -
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- SKB_DATA_ALIGN(sizeof(struct skb_shared_info));
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+ max_mtu = SKB_WITH_OVERHEAD(PAGE_SIZE - VETH_XDP_HEADROOM) -
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+ peer->hard_header_len;
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+ /* Allow increasing the max_mtu if the program supports
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+ * XDP fragments.
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+ */
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+ //if (prog->aux->xdp_has_frags)
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+ max_mtu += PAGE_SIZE * MAX_SKB_FRAGS;
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+
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if (peer->mtu > max_mtu) {
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NL_SET_ERR_MSG_MOD(extack, "Peer MTU is too large to set XDP");
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err = -ERANGE;
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