Re: [PATCH net-next 2/3] connector/cn_proc: Kunit tests for threads hash table

[Simon Horman <horms@kernel.org>]

On Fri, Oct 11, 2024 at 05:45:31PM -0700, Anjali Kulkarni wrote:
> Kunit tests to test hash table add, delete, duplicate add and delete.
> Add following configs and compile kernel code:
> 
> CONFIG_CONNECTOR=y
> CONFIG_PROC_EVENTS=y
> CONFIG_NET=y
> CONFIG_KUNIT=m/y
> CONFIG_CN_HASH_KUNIT_TEST=m/y
> 
> To run kunit tests:
> sudo modprobe cn_hash_test
> 
> Output of kunit tests and hash table contents are displayed in
> /var/log/messages (at KERN_DEBUG level).
> 
> Signed-off-by: Anjali Kulkarni <anjali.k.kulkarni@oracle.com>

...

> index 000000000000..2687492864ed
> --- /dev/null
> +++ b/lib/cn_hash_test.c
> @@ -0,0 +1,167 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * KUnit test for the connector threads hashtable code.
> + *
> + * Copyright (c) 2024 Oracle and/or its affiliates.
> + * Author: Anjali Kulkarni <anjali.k.kulkarni@oracle.com>
> + */
> +#include <kunit/test.h>
> +
> +#include "cn_hash_test.h"
> +
> +#define ARR_SIZE	4
> +#define HASH_TABLE_LEN	1024
> +
> +struct add_data {
> +	pid_t pid;
> +	int exit_val;
> +	int key;
> +};
> +
> +struct add_data adata[ARR_SIZE];
> +int key_display[HASH_TABLE_LEN];

Hi Anjali,

adata and key_display seem to only be used within this file.
Probably they should be static.

...