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Date: Tue, 8 Mar 2022 18:02:00 +0200 From: Tariq Toukan <ttoukan.linux@...il.com> To: Eric Dumazet <eric.dumazet@...il.com>, "David S . Miller" <davem@...emloft.net>, Jakub Kicinski <kuba@...nel.org> Cc: netdev <netdev@...r.kernel.org>, Eric Dumazet <edumazet@...gle.com>, Coco Li <lixiaoyan@...gle.com>, David Ahern <dsahern@...nel.org>, Alexander Duyck <alexanderduyck@...com>, Saeed Mahameed <saeedm@...dia.com>, Leon Romanovsky <leon@...nel.org>, Tariq Toukan <tariqt@...dia.com> Subject: Re: [PATCH v2 net-next 14/14] mlx5: support BIG TCP packets On 3/3/2022 8:16 PM, Eric Dumazet wrote: > From: Coco Li <lixiaoyan@...gle.com> > > mlx5 supports LSOv2. > > IPv6 gro/tcp stacks insert a temporary Hop-by-Hop header > with JUMBO TLV for big packets. > > We need to ignore/skip this HBH header when populating TX descriptor. > > Note that ipv6_has_hopopt_jumbo() only recognizes very specific packet > layout, thus mlx5e_sq_xmit_wqe() is taking care of this layout only. > > v2: clear hopbyhop in mlx5e_tx_get_gso_ihs() > > Signed-off-by: Coco Li <lixiaoyan@...gle.com> > Signed-off-by: Eric Dumazet <edumazet@...gle.com> > Cc: Saeed Mahameed <saeedm@...dia.com> > Cc: Leon Romanovsky <leon@...nel.org> > --- > .../net/ethernet/mellanox/mlx5/core/en_main.c | 1 + > .../net/ethernet/mellanox/mlx5/core/en_tx.c | 82 +++++++++++++++---- > 2 files changed, 67 insertions(+), 16 deletions(-) > Reviewed-by: Tariq Toukan <tariqt@...dia.com> Thanks.
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