netdev - Re: [PATCH bpf-next v2 10/28] selftests/bpf: add report descriptor fixup tests

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Message-ID: <YiJb0Lsee3esiFy4@kroah.com>
Date:   Fri, 4 Mar 2022 19:34:56 +0100
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Benjamin Tissoires <benjamin.tissoires@...hat.com>
Cc:     Jiri Kosina <jikos@...nel.org>,
        Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Andrii Nakryiko <andrii@...nel.org>,
        Martin KaFai Lau <kafai@...com>,
        Song Liu <songliubraving@...com>, Yonghong Song <yhs@...com>,
        John Fastabend <john.fastabend@...il.com>,
        KP Singh <kpsingh@...nel.org>, Shuah Khan <shuah@...nel.org>,
        Dave Marchevsky <davemarchevsky@...com>,
        Joe Stringer <joe@...ium.io>,
        Tero Kristo <tero.kristo@...ux.intel.com>,
        linux-kernel@...r.kernel.org, linux-input@...r.kernel.org,
        netdev@...r.kernel.org, bpf@...r.kernel.org,
        linux-kselftest@...r.kernel.org
Subject: Re: [PATCH bpf-next v2 10/28] selftests/bpf: add report descriptor
 fixup tests

On Fri, Mar 04, 2022 at 06:28:34PM +0100, Benjamin Tissoires wrote:
> Simple report descriptor override in HID: replace part of the report
> descriptor from a static definition in the bpf kernel program.
> 
> Note that this test should be run last because we disconnect/reconnect
> the device, meaning that it changes the overall uhid device.

You might want to add that in a comment right before:

> @@ -329,6 +395,9 @@ void serial_test_hid_bpf(void)
>  	err = test_hid_raw_event(hid_skel, uhid_fd, sysfs_fd);
>  	ASSERT_OK(err, "hid");
>  
> +	err = test_rdesc_fixup(hid_skel, uhid_fd, sysfs_fd);
> +	ASSERT_OK(err, "hid_rdesc_fixup");

There, so that you don't add another test after this later on in 5
years.

Anyway, just a nit:

Reviewed-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>