From: Eduard Zingerman <eddyz87@gmail.com>
To: Kui-Feng Lee <sinquersw@gmail.com>,
Kui-Feng Lee <thinker.li@gmail.com>,
bpf@vger.kernel.org, ast@kernel.org, martin.lau@linux.dev,
song@kernel.org, kernel-team@meta.com, andrii@kernel.org
Cc: kuifeng@meta.com
Subject: Re: [PATCH bpf-next 05/11] bpf: initialize/free array of btf_field(s).
Date: Fri, 12 Apr 2024 18:32:35 +0300 [thread overview]
Message-ID: <8d12fcfe44693bf69382951c8b090b06df8fe912.camel@gmail.com> (raw)
In-Reply-To: <f1957694-13c3-4b4f-96f1-451b8acedc4b@gmail.com>
On Thu, 2024-04-11 at 20:56 -0700, Kui-Feng Lee wrote:
[...]
> So, I decided not to support rbtree nodes and list nodes.
>
> However, there are a discussion about looking into fields of struct
> types in an outer struct type. So, we will have another patchset to
> implement it. Once we have it, we can support the case of gFoo and
> all_nodes described earlier.
All this makes sense, but in such a case would it make sense to adjust
btf_find_datasec_var() to avoid adding BPF_RB_NODE and BPF_LIST_NODE
variables with nelem > 1? (Like it does for BPF_TIMER etc).
next prev parent reply other threads:[~2024-04-12 15:32 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-10 0:41 [PATCH bpf-next 00/11] Enable BPF programs to declare arrays of kptr, bpf_rb_root, and bpf_list_head Kui-Feng Lee
2024-04-10 0:41 ` [PATCH bpf-next 01/11] bpf: Remove unnecessary checks on the offset of btf_field Kui-Feng Lee
2024-04-11 22:12 ` Eduard Zingerman
2024-04-10 0:41 ` [PATCH bpf-next 02/11] bpf: Remove unnecessary call to btf_field_type_size() Kui-Feng Lee
2024-04-11 22:12 ` Eduard Zingerman
2024-04-10 0:41 ` [PATCH bpf-next 03/11] bpf: Add nelems to struct btf_field_info and btf_field Kui-Feng Lee
2024-04-10 0:41 ` [PATCH bpf-next 04/11] bpf: check_map_kptr_access() compute the offset from the reg state Kui-Feng Lee
2024-04-11 22:13 ` Eduard Zingerman
2024-04-12 4:00 ` Kui-Feng Lee
2024-04-10 0:41 ` [PATCH bpf-next 05/11] bpf: initialize/free array of btf_field(s) Kui-Feng Lee
2024-04-11 22:13 ` Eduard Zingerman
2024-04-12 3:56 ` Kui-Feng Lee
2024-04-12 15:32 ` Eduard Zingerman [this message]
2024-04-12 17:00 ` Kui-Feng Lee
2024-04-10 0:41 ` [PATCH bpf-next 06/11] bpf: Find btf_field with the knowledge of arrays Kui-Feng Lee
2024-04-11 22:14 ` Eduard Zingerman
2024-04-12 2:00 ` Kui-Feng Lee
2024-04-10 0:41 ` [PATCH bpf-next 07/11] bpf: check_map_access() " Kui-Feng Lee
2024-04-11 22:14 ` Eduard Zingerman
2024-04-12 16:32 ` Kui-Feng Lee
2024-04-12 19:08 ` Eduard Zingerman
2024-04-12 19:29 ` Kui-Feng Lee
2024-04-12 19:50 ` Eduard Zingerman
2024-04-10 0:41 ` [PATCH bpf-next 08/11] bpf: Enable and verify btf_field arrays Kui-Feng Lee
2024-04-10 0:41 ` [PATCH bpf-next 09/11] selftests/bpf: Test global kptr arrays Kui-Feng Lee
2024-04-10 0:41 ` [PATCH bpf-next 10/11] selftests/bpf: Test global bpf_rb_root arrays Kui-Feng Lee
2024-04-10 0:41 ` [PATCH bpf-next 11/11] selftests/bpf: Test global bpf_list_head arrays Kui-Feng Lee
-- strict thread matches above, loose matches on Subject: below --
2024-04-11 3:39 [PATCH bpf-next 05/11] bpf: initialize/free array of btf_field(s) kernel test robot
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