From: Maryam Tahhan <mtahhan@xxxxxxxxxx> 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 -- 2.35.3
