Searched full:af_xdp (Results 1 – 8 of 8) sorted by relevance
13 This map type redirects raw XDP frames to `AF_XDP`_ sockets (XSKs), a new type of15 user space without having to traverse the full network stack. An AF_XDP socket43 An AF_XDP socket that is bound to a certain <netdev/queue_id> will *only*50 the ``max_entries`` map parameter. For AF_XDP ``max_entries`` is equal to the number179 For an example on how create AF_XDP sockets, please see the AF_XDP-example and180 AF_XDP-forwarding programs in the `bpf-examples`_ directory in the `libxdp`_ repository.181 For a detailed explanation of the AF_XDP interface please see:184 - `AF_XDP`_ kernel documentation.187 The most comprehensive resource for using XSKMAPs and AF_XDP is `libxdp`_.190 .. _AF_XDP: https://www.kernel.org/doc/html/latest/networking/af_xdp.html[all …]
4 AF_XDP title10 AF_XDP is an address family that is optimized for high performance19 bpf_redirect_map() function. AF_XDP sockets enable the possibility for23 An AF_XDP socket (XSK) is created with the normal socket()81 AF_XDP can operate in two different modes: XDP_SKB and XDP_DRV. If the86 hand, if the driver has support for XDP, it will be used by the AF_XDP93 In order to use an AF_XDP socket, a number of associated objects need97 For an overview on how AF_XDP works, you can also take a look at the101 at AF_XDP. Nearly everything changed since then. Jonathan Corbet has103 with AF_XDP". It can be found at https://lwn.net/Articles/750845/.[all …]
55 the AF_XDP use case, see below).57 AF_XDP chapter60 :doc:`af_xdp` use-case implies that there is a contract between the BPF61 program that redirects XDP frames into the ``AF_XDP`` socket (``XSK``) and67 ``METADATA_SIZE`` is an application-specific constant (``AF_XDP`` receive70 Here is the ``AF_XDP`` consumer layout (note missing ``data_meta`` pointer)::
4 AF_XDP TX Metadata8 via :doc:`af_xdp`. Refer to :doc:`xdp-rx-metadata` on how to access similar38 An AF_XDP application can request headrooms larger than ``sizeof(struct
11 af_xdp
217 applications and especially applications using AF_XDP sockets) may not
30 This feature informs if netdev supports AF_XDP in zero copy mode.114 doc: Bitmask of enabled AF_XDP features.
28 This driver supports XDP (Express Data Path) and AF_XDP zero-copy. Note that