netdev - Re: [net v2 1/7] cxgb4/ch_ktls: decrypted bit is not enough

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Message-ID: <20201023185241.03830682@kicinski-fedora-PC1C0HJN.hsd1.ca.comcast.net>
Date:   Fri, 23 Oct 2020 18:52:41 -0700
From:   Jakub Kicinski <kuba@...nel.org>
To:     Rohit Maheshwari <rohitm@...lsio.com>
Cc:     netdev@...r.kernel.org, davem@...emloft.net, secdev@...lsio.com
Subject: Re: [net v2 1/7] cxgb4/ch_ktls: decrypted bit is not enough

On Fri, 23 Oct 2020 11:01:28 +0530 Rohit Maheshwari wrote:
> +#if IS_ENABLED(CONFIG_CHELSIO_TLS_DEVICE)
> +		    cxgb4_is_ktls_skb(skb) ||
> +#endif
>  		    (proto != IPPROTO_TCP && proto != IPPROTO_UDP))
>  			txq = txq % pi->nqsets;
>  
> diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h
> index b169776ab484..65a8d4d4c6e5 100644
> --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h
> +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h
> @@ -493,6 +493,13 @@ struct cxgb4_uld_info {
>  #endif
>  };
>  
> +#if IS_ENABLED(CONFIG_CHELSIO_TLS_DEVICE)
> +static inline bool cxgb4_is_ktls_skb(struct sk_buff *skb)
> +{
> +	return skb->sk && tls_is_sk_tx_device_offloaded(skb->sk);
> +}
> +#endif

There is no need for those ifdefs.