linux-kernel - Re: [PATCH HID v3 00/16] HID: convert HID-BPF into using bpf_struct

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Message-Id: <171835717356.456783.6239687806060827051.b4-ty@kernel.org>
Date: Fri, 14 Jun 2024 11:26:13 +0200
From: Benjamin Tissoires <bentiss@...nel.org>
To: Shuah Khan <shuah@...nel.org>, Jiri Kosina <jikos@...nel.org>, 
 Jonathan Corbet <corbet@....net>, Alexei Starovoitov <ast@...nel.org>, 
 Benjamin Tissoires <bentiss@...nel.org>
Cc: linux-kselftest@...r.kernel.org, linux-kernel@...r.kernel.org, 
 bpf@...r.kernel.org, linux-input@...r.kernel.org, linux-doc@...r.kernel.org, 
 Peter Hutterer <peter.hutterer@...-t.net>
Subject: Re: [PATCH HID v3 00/16] HID: convert HID-BPF into using
 bpf_struct_ops

On Sat, 08 Jun 2024 11:01:12 +0200, Benjamin Tissoires wrote:
> The purpose of this series is to rethink how HID-BPF is invoked.
> Currently it implies a jmp table, a prog fd bpf_map, a preloaded tracing
> bpf program and a lot of manual work for handling the bpf program
> lifetime and addition/removal.
> 
> OTOH, bpf_struct_ops take care of most of the bpf handling leaving us
> with a simple list of ops pointers, and we can directly call the
> struct_ops program from the kernel as a regular function.
> 
> [...]

Applied to hid/hid.git (for-6.11/bpf), thanks!

[01/16] HID: rename struct hid_bpf_ops into hid_ops
        https://git.kernel.org/hid/hid/c/146a06a0d225
[02/16] HID: bpf: add hid_get/put_device() helpers
        https://git.kernel.org/hid/hid/c/99b40bf8053f
[03/16] HID: bpf: implement HID-BPF through bpf_struct_ops
        https://git.kernel.org/hid/hid/c/ebc0d8093e8c
[04/16] selftests/hid: convert the hid_bpf selftests with struct_ops
        https://git.kernel.org/hid/hid/c/d7696738d66b
[05/16] HID: samples: convert the 2 HID-BPF samples into struct_ops
        https://git.kernel.org/hid/hid/c/e342d6f6f7d8
[06/16] HID: bpf: add defines for HID-BPF SEC in in-tree bpf fixes
        https://git.kernel.org/hid/hid/c/df67602fb8d5
[07/16] HID: bpf: convert in-tree fixes into struct_ops
        https://git.kernel.org/hid/hid/c/50fe0fc6e206
[08/16] HID: bpf: remove tracing HID-BPF capability
        https://git.kernel.org/hid/hid/c/4a86220e046d
[09/16] selftests/hid: add subprog call test
        https://git.kernel.org/hid/hid/c/05b3b8f19441
[10/16] Documentation: HID: amend HID-BPF for struct_ops
        https://git.kernel.org/hid/hid/c/c5958697a5fa
[11/16] Documentation: HID: add a small blurb on udev-hid-bpf
        https://git.kernel.org/hid/hid/c/5f42e19de53f
[12/16] HID: bpf: Artist24: remove unused variable
        https://git.kernel.org/hid/hid/c/26ba1e0a982b
[13/16] HID: bpf: error on warnings when compiling bpf objects
        https://git.kernel.org/hid/hid/c/c94ae2189aca
[14/16] bpf: allow bpf helpers to be used into HID-BPF struct_ops
        https://git.kernel.org/hid/hid/c/bd0747543b3d
[15/16] HID: bpf: rework hid_bpf_ops_btf_struct_access
        https://git.kernel.org/hid/hid/c/f1a5fb6c7cf6
[16/16] HID: bpf: make part of struct hid_device writable
        https://git.kernel.org/hid/hid/c/33c0fb85b571

Cheers,
-- 
Benjamin Tissoires <bentiss@...nel.org>