netdev - Re: [Crypto v5 03/12] support for inline tls

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Message-ID: <20180215155157.GA32691@davejwatson-mba>
Date:   Thu, 15 Feb 2018 07:51:57 -0800
From:   Dave Watson <davejwatson@...com>
To:     Atul Gupta <atul.gupta@...lsio.com>
CC:     <davem@...emloft.net>, <herbert@...dor.apana.org.au>,
        <sd@...asysnail.net>, <linux-crypto@...r.kernel.org>,
        <netdev@...r.kernel.org>, <ganeshgr@...lsio.com>
Subject: Re: [Crypto v5 03/12] support for inline tls

On 02/15/18 12:24 PM, Atul Gupta wrote:
> @@ -401,6 +430,15 @@ static int do_tls_setsockopt_tx(struct sock *sk, char __user *optval,
>  		goto out;
>  	}
>  
> +	rc = get_tls_offload_dev(sk);
> +	if (rc) {
> +		goto out;
> +	} else {
> +		/* Retain HW unhash for cleanup and move to SW Tx */
> +		sk->sk_prot[TLS_BASE_TX].unhash =
> +			sk->sk_prot[TLS_FULL_HW].unhash;

Isn't sk->sk_prot a pointer to a global shared struct here still?  It
looks like this would actually modify the global struct, and not just
for this sk.