linux-kernel - Re: [PATCH HID 0/4] HID: selftest fixes after merge into 6.11-rc0 tree

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Message-ID: <nycvar.YFH.7.76.2407251728080.11380@cbobk.fhfr.pm>
Date: Thu, 25 Jul 2024 17:29:02 +0200 (CEST)
From: Jiri Kosina <jikos@...nel.org>
To: Benjamin Tissoires <bentiss@...nel.org>
cc: Shuah Khan <shuah@...nel.org>, linux-input@...r.kernel.org, 
    linux-kselftest@...r.kernel.org, linux-kernel@...r.kernel.org, 
    bpf@...r.kernel.org
Subject: Re: [PATCH HID 0/4] HID: selftest fixes after merge into 6.11-rc0
 tree

On Tue, 23 Jul 2024, Benjamin Tissoires wrote:

> After HID-BPF struct_ops was merged into 6.11-rc0, there are a few
> mishaps:
> - the bpf_wq API changed and needs to be updated here
> - libbpf now auto-attach all the struct_ops it sees in the bpf object,
>   leading to attempting at attaching them multiple times
> 
> Fix the selftests but also prevent the same struct_ops to be attached
> more than once as this enters various locks, confusions, and kernel
> oopses.
> 
> Signed-off-by: Benjamin Tissoires <bentiss@...nel.org>
> ---
> Benjamin Tissoires (4):
>       selftests/hid: fix bpf_wq new API
>       selftests/hid: disable struct_ops auto-attach
>       HID: bpf: prevent the same struct_ops to be attached more than once
>       selftests/hid: add test for attaching multiple time the same struct_ops

Benjamin,

for the series

	Acked-by: Jiri Kosina <jkosina@...e.com>

Let's get this fixed ASAP. Thanks,

-- 
Jiri Kosina
SUSE Labs