netdev - Re: [PATCH] ipx: implement shutdown()

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Message-ID: <20140208231743.GB12704@kria>
Date:	Sun, 9 Feb 2014 00:17:43 +0100
From:	Sabrina Dubroca <sd@...asysnail.net>
To:	acme@...stprotocols.net
Cc:	davem@...emloft.net, netdev@...r.kernel.org, 00cpxxx@...il.com
Subject: Re: [PATCH] ipx: implement shutdown()

2014-02-09, 00:04:29 +0100, Sabrina Dubroca wrote:
> +static int ipx_shutdown(struct socket *sock, int mode)
> +{
> +	struct sock *sk = sock->sk;
> +
> +	printk(KERN_INFO "IPX: shutting down %d\n", mode);
> +	if (mode < SHUT_RD || mode > SHUT_RDWR)
> +		return -EINVAL;
> +	/* This maps:
> +	 * SHUT_RD   (0) -> RCV_SHUTDOWN  (1)
> +	 * SHUT_WR   (1) -> SEND_SHUTDOWN (2)
> +	 * SHUT_RDWR (2) -> SHUTDOWN_MASK (3)
> +	 */
> +	++mode;
> +
> +	lock_sock(sk);
> +	sk->sk_shutdown |= mode;
> +	release_sock(sk);
> +	sk->sk_state_change(sk);
> +	printk(KERN_INFO "IPX: socket shut down\n");
> +
> +	return 0;
> +}

Sorry, I sent the version with the debugging in. I'll resend a clean one.

-- 
Sabrina
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