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[66.187.232.132]) by smtp.gmail.com with ESMTPSA id br7-20020a05620a460700b006bbc09af9f5sm12762258qkb.101.2022.11.10.01.35.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 10 Nov 2022 01:35:33 -0800 (PST) From: mtahhan@redhat.com To: bpf@vger.kernel.org, linux-doc@vger.kernel.org Cc: jbrouer@redhat.com, thoiland@redhat.com, donhunte@redhat.com, yhs@meta.com, Maryam Tahhan Subject: [PATCH bpf-next v7 0/1] doc: DEVMAPs and XDP_REDIRECT Date: Thu, 10 Nov 2022 05:29:49 -0500 Message-Id: <20221110102950.2633685-1-mtahhan@redhat.com> X-Mailer: git-send-email 2.35.3 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org X-Patchwork-Delegate: bpf@iogearbox.net From: Maryam Tahhan Add documentation for BPF_MAP_TYPE_DEVMAP and BPF_MAP_TYPE_DEVMAP_HASH including kernel version introduced, usage and examples. Add documentation that describes XDP_REDIRECT. v6-v7: - Got rid of unnecessary initializations in examples. v5->v6: - Separate Kernel BPF and userspace functions for devmaps. - Include some packet/tracepoint debug info in the redirect documentation. v4->v5: - Remove unused 'index' variable in example. v3->v4: - Prepend supported map section for XDP_REDIRECT documentation. v2->v3: - Fixed indentations in usage section to exclude non note text. - Replace links to selftest with actual paths. v1->v2: - Separate xdp_redirect documentation to its own file. - Clean up and simplify examples and usage function descriptions. Maryam Tahhan (1): doc: DEVMAPs and XDP_REDIRECT Documentation/bpf/index.rst | 1 + Documentation/bpf/map_devmap.rst | 221 +++++++++++++++++++++++++++++++ Documentation/bpf/redirect.rst | 82 ++++++++++++ net/core/filter.c | 8 +- 4 files changed, 310 insertions(+), 2 deletions(-) create mode 100644 Documentation/bpf/map_devmap.rst create mode 100644 Documentation/bpf/redirect.rst