From: Jakub Kicinski <kuba@kernel.org>
To: Maciej Fijalkowski <maciej.fijalkowski@intel.com>
Cc: bpf@vger.kernel.org, ast@kernel.org, daniel@iogearbox.net,
andrii@kernel.org, netdev@vger.kernel.org,
magnus.karlsson@intel.com, bjorn@kernel.org,
tirthendu.sarkar@intel.com, simon.horman@corigine.com
Subject: Re: [PATCH v3 bpf-next 13/22] xsk: report zero-copy multi-buffer capability via xdp_features
Date: Mon, 5 Jun 2023 14:43:10 -0700 [thread overview]
Message-ID: <20230605144310.4793f953@kernel.org> (raw)
In-Reply-To: <20230605144433.290114-14-maciej.fijalkowski@intel.com>
On Mon, 5 Jun 2023 16:44:24 +0200 Maciej Fijalkowski wrote:
> diff --git a/include/uapi/linux/netdev.h b/include/uapi/linux/netdev.h
> index 639524b59930..c293014a4197 100644
> --- a/include/uapi/linux/netdev.h
> +++ b/include/uapi/linux/netdev.h
> @@ -24,6 +24,8 @@
> * XDP buffer support in the driver napi callback.
> * @NETDEV_XDP_ACT_NDO_XMIT_SG: This feature informs if netdev implements
> * non-linear XDP buffer support in ndo_xdp_xmit callback.
> + * @NETDEV_XDP_ACT_ZC_SG: This feature informs if netdev implements
> + * non-linear XDP buffer support in AF_XDP zero copy mode.
> */
> enum netdev_xdp_act {
> NETDEV_XDP_ACT_BASIC = 1,
> @@ -33,8 +35,8 @@ enum netdev_xdp_act {
> NETDEV_XDP_ACT_HW_OFFLOAD = 16,
> NETDEV_XDP_ACT_RX_SG = 32,
> NETDEV_XDP_ACT_NDO_XMIT_SG = 64,
> -
> - NETDEV_XDP_ACT_MASK = 127,
> + NETDEV_XDP_ACT_ZC_SG = 128,
> + NETDEV_XDP_ACT_MASK = 255,
This is auto-generated, you need to make a change to
Documentation/netlink/specs/netdev.yaml
then run ./tools/net/ynl/ynl-regen.sh to regenerate the code
(you may need to install python-yaml or some such package).
next prev parent reply other threads:[~2023-06-05 21:43 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-06-05 14:44 [PATCH v3 bpf-next 00/22] xsk: multi-buffer support Maciej Fijalkowski
2023-06-05 14:44 ` [PATCH v3 bpf-next 01/22] xsk: prepare 'options' in xdp_desc for multi-buffer use Maciej Fijalkowski
2023-06-05 14:44 ` [PATCH v3 bpf-next 02/22] xsk: introduce XSK_USE_SG bind flag for xsk socket Maciej Fijalkowski
2023-06-05 14:44 ` [PATCH v3 bpf-next 03/22] xsk: prepare both copy and zero-copy modes to co-exist Maciej Fijalkowski
2023-06-05 14:44 ` [PATCH v3 bpf-next 04/22] xsk: move xdp_buff's data length check to xsk_rcv_check Maciej Fijalkowski
2023-06-05 14:44 ` [PATCH v3 bpf-next 05/22] xsk: add support for AF_XDP multi-buffer on Rx path Maciej Fijalkowski
2023-06-05 14:44 ` [PATCH v3 bpf-next 06/22] xsk: introduce wrappers and helpers for supporting multi-buffer in Tx path Maciej Fijalkowski
2023-06-05 14:44 ` [PATCH v3 bpf-next 07/22] xsk: allow core/drivers to test EOP bit Maciej Fijalkowski
2023-06-05 14:44 ` [PATCH v3 bpf-next 08/22] xsk: add support for AF_XDP multi-buffer on Tx path Maciej Fijalkowski
2023-06-05 14:44 ` [PATCH v3 bpf-next 09/22] xsk: discard zero length descriptors in " Maciej Fijalkowski
2023-06-05 14:44 ` [PATCH v3 bpf-next 10/22] xsk: support mbuf on ZC RX Maciej Fijalkowski
2023-06-05 14:44 ` [PATCH v3 bpf-next 11/22] ice: xsk: add RX multi-buffer support Maciej Fijalkowski
2023-06-05 14:44 ` [PATCH v3 bpf-next 12/22] xsk: support ZC Tx multi-buffer in batch API Maciej Fijalkowski
2023-06-05 14:44 ` [PATCH v3 bpf-next 13/22] xsk: report zero-copy multi-buffer capability via xdp_features Maciej Fijalkowski
2023-06-05 21:43 ` Jakub Kicinski [this message]
2023-06-06 12:52 ` Maciej Fijalkowski
2023-06-05 14:44 ` [PATCH v3 bpf-next 14/22] ice: xsk: Tx multi-buffer support Maciej Fijalkowski
2023-06-05 14:44 ` [PATCH v3 bpf-next 15/22] xsk: add multi-buffer documentation Maciej Fijalkowski
2023-06-05 14:44 ` [PATCH v3 bpf-next 16/22] selftests/xsk: transmit and receive multi-buffer packets Maciej Fijalkowski
2023-06-05 14:44 ` [PATCH v3 bpf-next 17/22] selftests/xsk: add basic multi-buffer test Maciej Fijalkowski
2023-06-05 20:17 ` Simon Horman
2023-06-05 14:44 ` [PATCH v3 bpf-next 18/22] selftests/xsk: add unaligned mode test for multi-buffer Maciej Fijalkowski
2023-06-05 14:44 ` [PATCH v3 bpf-next 19/22] selftests/xsk: add invalid descriptor " Maciej Fijalkowski
2023-06-05 14:44 ` [PATCH v3 bpf-next 20/22] selftests/xsk: add metadata copy test for multi-buff Maciej Fijalkowski
2023-06-05 14:44 ` [PATCH v3 bpf-next 21/22] selftests/xsk: add test for too many frags Maciej Fijalkowski
2023-06-05 14:44 ` [PATCH v3 bpf-next 22/22] selftests/xsk: reset NIC settings to default after running test suite Maciej Fijalkowski
2023-06-05 16:58 ` [PATCH v3 bpf-next 00/22] xsk: multi-buffer support Toke Høiland-Jørgensen
2023-06-06 12:50 ` Maciej Fijalkowski
2023-06-06 20:35 ` Toke Høiland-Jørgensen
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