linux-kernel - Re: [PATCH bpf-next v2 3/9] bpf/verifier: Factor out check_load_mem() and check_store

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Message-ID: <5029add95e4dc77a3b28bb9869260af290ffc6ea.camel@gmail.com>
Date: Mon, 10 Feb 2025 15:45:21 -0800
From: Eduard Zingerman <eddyz87@...il.com>
To: Peilin Ye <yepeilin@...gle.com>, bpf@...r.kernel.org, 
	linux-arm-kernel@...ts.infradead.org
Cc: bpf@...f.org, Xu Kuohai <xukuohai@...weicloud.com>, David Vernet	
 <void@...ifault.com>, Alexei Starovoitov <ast@...nel.org>, Daniel Borkmann	
 <daniel@...earbox.net>, Andrii Nakryiko <andrii@...nel.org>, Martin KaFai
 Lau	 <martin.lau@...ux.dev>, 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>, Jonathan Corbet	
 <corbet@....net>, "Paul E. McKenney" <paulmck@...nel.org>, Puranjay Mohan	
 <puranjay@...nel.org>, Ilya Leoshkevich <iii@...ux.ibm.com>, Heiko Carstens
	 <hca@...ux.ibm.com>, Vasily Gorbik <gor@...ux.ibm.com>, Catalin Marinas	
 <catalin.marinas@....com>, Will Deacon <will@...nel.org>, Quentin Monnet	
 <qmo@...nel.org>, Mykola Lysenko <mykolal@...com>, Shuah Khan
 <shuah@...nel.org>,  Ihor Solodrai <ihor.solodrai@...ux.dev>, Yingchi Long
 <longyingchi24s@....ac.cn>, Josh Don <joshdon@...gle.com>,  Barret Rhoden
 <brho@...gle.com>, Neel Natu <neelnatu@...gle.com>, Benjamin Segall
 <bsegall@...gle.com>, 	linux-kernel@...r.kernel.org
Subject: Re: [PATCH bpf-next v2 3/9] bpf/verifier: Factor out
 check_load_mem() and check_store_reg()

On Fri, 2025-02-07 at 02:05 +0000, Peilin Ye wrote:
> Extract BPF_LDX and most non-atomic BPF_STX instruction handling logic
> in do_check() into helper functions to be used later.  While we are
> here, make that comment about "reserved fields" more specific.
> 
> Suggested-by: Eduard Zingerman <eddyz87@...il.com>
> Signed-off-by: Peilin Ye <yepeilin@...gle.com>
> ---

Acked-by: Eduard Zingerman <eddyz87@...il.com>

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