linux-kernel - Re: [PATCH bpf-next] bpf: Add comment about helper freeze

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Message-ID: <vu3n3wgsuclwv66mnjdkvs4bm76fbyalvgytwn7mpgdyw4u7qs@k4rrcqc7c47b>
Date: Tue, 4 Feb 2025 02:07:59 -0700
From: Daniel Xu <dxu@...uu.xyz>
To: rsworktech@...look.com
Cc: Andrii Nakryiko <andrii@...nel.org>, 
	Alexei Starovoitov <ast@...nel.org>, Daniel Borkmann <daniel@...earbox.net>, 
	Martin KaFai Lau <martin.lau@...ux.dev>, Eduard Zingerman <eddyz87@...il.com>, Song Liu <song@...nel.org>, 
	Yonghong Song <yonghong.song@...ux.dev>, John Fastabend <john.fastabend@...il.com>, 
	KP Singh <kpsingh@...nel.org>, Stanislav Fomichev <sdf@...ichev.me>, 
	Hao Luo <haoluo@...gle.com>, Jiri Olsa <jolsa@...nel.org>, bpf@...r.kernel.org, 
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH bpf-next] bpf: Add comment about helper freeze

On Tue, Feb 04, 2025 at 10:00:21AM +0800, Levi Zim via B4 Relay wrote:
> From: Levi Zim <rsworktech@...look.com>
> 
> Put a comment after the bpf helper list in uapi bpf.h to prevent people
> from trying to add new helpers there and direct them to kfuncs.
> 
> Link: https://lore.kernel.org/bpf/CAEf4BzZvQF+QQ=oip4vdz5A=9bd+OmN-CXk5YARYieaipK9s+A@mail.gmail.com/
> Link: https://lore.kernel.org/bpf/20221231004213.h5fx3loccbs5hyzu@macbook-pro-6.dhcp.thefacebook.com/
> Suggested-by: Andrii Nakryiko <andrii@...nel.org>
> Signed-off-by: Levi Zim <rsworktech@...look.com>
> ---
> Put a comment after the bpf helper list in uapi bpf.h to prevent people
> from trying to add new helpers there and direct them to kfuncs.
> ---
>  include/uapi/linux/bpf.h | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
> 

Acked-by: Daniel Xu <dxu@...uu.xyz>