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Mon, 24 Feb 2025 17:28:55 -0800 (PST) Message-ID: Subject: Re: [PATCH bpf-next v8 0/5] Add prog_kfunc feature probe From: Eduard Zingerman To: Tao Chen , ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org, haoluo@google.com, jolsa@kernel.org, qmo@kernel.org Cc: bpf@vger.kernel.org, linux-kernel@vger.kernel.org, chen.dylane@gmail.com Date: Mon, 24 Feb 2025 17:28:51 -0800 In-Reply-To: References: <20250224165912.599068-1-chen.dylane@linux.dev> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.54.3 (3.54.3-1.fc41) Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 On Tue, 2025-02-25 at 01:13 +0800, Tao Chen wrote: [...] > Hi Eduard, > I used a simple script to find all kfunc prog types and comapre it with= =20 > your program, most of them are consistent=EF=BC=8C the results are as fol= lows,=20 > and i add pathch 4 additionally to fix kfunc probe like=20 > bpf_session_is_return. Hi Tao, Thank you for putting together the python script. I double checked output of the script and the output of the test and find these consistent. (I noticed that a few kfuncs are in the vmlinux.h but are not printed by the test: - bpf_skb_get_xfrm_info - bpf_skb_set_xfrm_info - bpf_xdp_get_xfrm_state - bpf_xdp_xfrm_state_release - bpf_dynptr_from_skb - bpf_dynptr_from_xdp - bpf_sock_addr_set_sun_path but that is another topic). Thanks, Eduard [...]