From: Eduard Zingerman <eddyz87@gmail.com>
To: Leon Hwang <leon.hwang@linux.dev>, bpf@vger.kernel.org
Cc: Alexei Starovoitov <ast@kernel.org>,
Daniel Borkmann <daniel@iogearbox.net>,
Andrii Nakryiko <andrii@kernel.org>,
Martin KaFai Lau <martin.lau@linux.dev>,
Kumar Kartikeya Dwivedi <memxor@gmail.com>,
Song Liu <song@kernel.org>,
Yonghong Song <yonghong.song@linux.dev>,
Jiri Olsa <jolsa@kernel.org>,
John Fastabend <john.fastabend@gmail.com>,
Quentin Monnet <qmo@kernel.org>, Shuah Khan <shuah@kernel.org>,
linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org,
kernel-patches-bot@fb.com
Subject: Re: [PATCH bpf-next v11 02/10] bpf: Factor out check_map_mem_read helper in verifier
Date: Mon, 10 Aug 2026 14:38:31 -0700 [thread overview]
Message-ID: <fe4f216b5712bdd3212e049098d574314ff02e27.camel@gmail.com> (raw)
In-Reply-To: <20260806163125.11172-3-leon.hwang@linux.dev>
On Fri, 2026-08-07 at 00:31 +0800, Leon Hwang wrote:
> In the next commit, percpu_array map will add map_direct_value_addr
> support.
>
> IOW, it will add a map_type check in the iff condition of the
> bpf_map_direct_read() code block, which will reduce the code block
> readability.
>
> Hence, factor out check_map_mem_read helper to improve the readability,
> and the maintainability for the percpu_array map case.
>
> Signed-off-by: Leon Hwang <leon.hwang@linux.dev>
> ---
Acked-by: Eduard Zingerman <eddyz87@gmail.com>
...
next prev parent reply other threads:[~2026-08-10 21:38 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-06 16:31 [PATCH bpf-next v11 00/10] bpf: Introduce global percpu data Leon Hwang
2026-08-06 16:31 ` [PATCH bpf-next v11 01/10] bpf: Drop duplicate blank lines in kernel/bpf/ Leon Hwang
2026-08-06 16:31 ` [PATCH bpf-next v11 02/10] bpf: Factor out check_map_mem_read helper in verifier Leon Hwang
2026-08-10 21:38 ` Eduard Zingerman [this message]
2026-08-06 16:31 ` [PATCH bpf-next v11 03/10] bpf: Introduce global percpu data Leon Hwang
2026-08-10 23:22 ` Eduard Zingerman
2026-08-11 4:16 ` Leon Hwang
2026-08-11 7:54 ` Eduard Zingerman
2026-08-06 16:31 ` [PATCH bpf-next v11 04/10] libbpf: Probe percpu data feature Leon Hwang
2026-08-06 17:05 ` sashiko-bot
2026-08-07 2:26 ` Leon Hwang
2026-08-06 16:31 ` [PATCH bpf-next v11 05/10] libbpf: Add support for global percpu data Leon Hwang
2026-08-06 16:57 ` sashiko-bot
2026-08-07 2:36 ` Leon Hwang
2026-08-06 16:31 ` [PATCH bpf-next v11 06/10] bpftool: Generate skeleton " Leon Hwang
2026-08-06 16:31 ` [PATCH bpf-next v11 07/10] selftests/bpf: Add tests to verify " Leon Hwang
2026-08-06 16:31 ` [PATCH bpf-next v11 08/10] selftests/bpf: Test direct reading/writing read-only percpu_array map Leon Hwang
2026-08-06 16:31 ` [PATCH bpf-next v11 09/10] selftests/bpf: Test verifier log for global percpu data Leon Hwang
2026-08-06 16:31 ` [PATCH bpf-next v11 10/10] selftests/bpf: Verify bpf_iter " Leon Hwang
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