netdev - Re: [Intel-wired-lan] [PATCH iwl-net] i40e: fix i40e_count_filters() to count only active/new filters

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Message-ID: <431b679b-9933-470c-acda-172d12ea4090@molgen.mpg.de>
Date: Tue, 12 Mar 2024 10:35:44 +0100
From: Paul Menzel <pmenzel@...gen.mpg.de>
To: Aleksandr Loktionov <aleksandr.loktionov@...el.com>
Cc: intel-wired-lan@...ts.osuosl.org, anthony.l.nguyen@...el.com,
 netdev@...r.kernel.org, Arkadiusz Kubalewski <arkadiusz.kubalewski@...el.com>
Subject: Re: [Intel-wired-lan] [PATCH iwl-net] i40e: fix i40e_count_filters()
 to count only active/new filters

Dear Aleksandr,


Thank you for your patch.

Am 12.03.24 um 09:13 schrieb Aleksandr Loktionov:
> Fix counter to be bumped only for new or active filters.

Although it’s a small diffstat, could you please elaborate, and at least 
describe the problem in more detail.

How can this be tested?

> Fixes: 621650cabee5 ("i40e: Refactoring VF MAC filters counting to make more reliable")
> Signed-off-by: Aleksandr Loktionov <aleksandr.loktionov@...el.com>
> Reviewed-by: Arkadiusz Kubalewski <arkadiusz.kubalewski@...el.com>
> ---
>   drivers/net/ethernet/intel/i40e/i40e_main.c | 7 +++++--
>   1 file changed, 5 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
> index 89a3401..6010a49 100644
> --- a/drivers/net/ethernet/intel/i40e/i40e_main.c
> +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
> @@ -1257,8 +1257,11 @@ int i40e_count_filters(struct i40e_vsi *vsi)
>   	int bkt;
>   	int cnt = 0;
>   
> -	hash_for_each_safe(vsi->mac_filter_hash, bkt, h, f, hlist)
> -		++cnt;
> +	hash_for_each_safe(vsi->mac_filter_hash, bkt, h, f, hlist) {
> +		if (f->state == I40E_FILTER_NEW ||
> +		    f->state == I40E_FILTER_ACTIVE)
> +			++cnt;
> +	}
>   
>   	return cnt;
>   }


Kind regards,

Paul