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Thu, 15 Oct 2026 18:11:36 -0700 (PDT) Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=UTF-8 Date: Fri, 16 Oct 2026 01:11:36 +0000 Message-Id: Cc: "Alexei Starovoitov" , "Andrii Nakryiko" , "Daniel Borkmann" , "Eduard Zingerman" , "Emil Tsalapatis" , "Ihor Solodrai" , "Tejun Heo" , , Subject: Re: [PATCH bpf-next v3 09/15] selftests/bpf: Test __arena pointer members From: "Alexei Starovoitov" To: "Kumar Kartikeya Dwivedi" , X-Mailer: aerc 0.20.1-349-gb940a4174a3e-dirty References: <20261015234125.3152346-1-memxor@gmail.com> <20261015234125.3152346-10-memxor@gmail.com> In-Reply-To: <20261015234125.3152346-10-memxor@gmail.com> On Thu Oct 15, 2026 at 11:41 PM UTC, Kumar Kartikeya Dwivedi wrote: > +struct bpf_testmod_arena_member_args { > + __u64 __attribute__((btf_type_tag("arena"))) *ptr; > + __u64 __attribute__((btf_type_tag("arena"))) __attribute__((btf_type_ta= g("nullable"))) *null_ptr; > + struct { > + __u64 __attribute__((btf_type_tag("arena"))) *ptr; > + } nested; > +} __attribute__((preserve_access_index)); why __attribute__-s are open coded?