linux-kernel - Re: [PATCH RFC bpf-next v3 05/16] bpf/verifier: add bpf

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Message-ID: <ec6df1ee90f832dae90d69a5301bfe18c32e794f.camel@gmail.com>
Date: Fri, 23 Feb 2024 02:26:33 +0200
From: Eduard Zingerman <eddyz87@...il.com>
To: Benjamin Tissoires <bentiss@...nel.org>, Alexei Starovoitov
 <ast@...nel.org>,  Daniel Borkmann <daniel@...earbox.net>, John Fastabend
 <john.fastabend@...il.com>, Andrii Nakryiko <andrii@...nel.org>, Martin
 KaFai Lau <martin.lau@...ux.dev>, Song Liu <song@...nel.org>, Yonghong Song
 <yonghong.song@...ux.dev>, KP Singh <kpsingh@...nel.org>, Stanislav
 Fomichev <sdf@...gle.com>, Hao Luo <haoluo@...gle.com>, Jiri Olsa
 <jolsa@...nel.org>, Jiri Kosina <jikos@...nel.org>,  Benjamin Tissoires
 <benjamin.tissoires@...hat.com>, Jonathan Corbet <corbet@....net>, Shuah
 Khan <shuah@...nel.org>
Cc: bpf@...r.kernel.org, linux-kernel@...r.kernel.org, 
	linux-input@...r.kernel.org, linux-doc@...r.kernel.org, 
	linux-kselftest@...r.kernel.org
Subject: Re: [PATCH RFC bpf-next v3 05/16] bpf/verifier: add bpf_timer as a
 kfunc capable type

On Fri, 2024-02-23 at 02:22 +0200, Eduard Zingerman wrote:
[...]

> > +			case BPF_TIMER:
> > +				/* FIXME: kptr does the above, should we use the same? */

[...]

> I tried the following simple program and it verifies fine: 

Sorry, I meant that I tried it with the above check removed.