[ Upstream commit 6e98730bc0b44acaf86eccc75f823128aa9c9e79 ] Change BPF helper socket lookup functions to use TC specific variants: bpf_tc_sk_lookup_tcp() / bpf_tc_sk_lookup_udp() / bpf_tc_skc_lookup_tcp() instead of sharing implementation with the cg / sk_skb hooking points. This allows introducing a separate logic for the TC flow. The tc functions are identical to the original code. Signed-off-by: Gilad Sever <gilad9366@gmail.com> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net> Reviewed-by: Shmulik Ladkani <shmulik.ladkani@gmail.com> Reviewed-by: Eyal Birger <eyal.birger@gmail.com> Acked-by: Stanislav Fomichev <sdf@google.com> Link: https://lore.kernel.org/bpf/20230621104211.301902-2-gilad9366@gmail.com Stable-dep-of: 9a5cb79762e0 ("bpf: Fix bpf socket lookup from tc/xdp to respect socket VRF bindings") Signed-off-by: Sasha Levin <sashal@kernel.org>
Linux kernel ============ There are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. Please read Documentation/admin-guide/README.rst first. In order to build the documentation, use ``make htmldocs`` or ``make pdfdocs``. The formatted documentation can also be read online at: https://www.kernel.org/doc/html/latest/ There are various text files in the Documentation/ subdirectory, several of them using the Restructured Text markup notation. Please read the Documentation/process/changes.rst file, as it contains the requirements for building and running the kernel, and information about the problems which may result by upgrading your kernel.
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