netdev - Re: [net-next patch] bnx2x: Add run-time CNIC support

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Date:	Sun, 08 Jul 2012 03:31:22 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	meravs@...adcom.com
Cc:	netdev@...r.kernel.org, eilong@...adcom.com, dmitry@...adcom.com
Subject: Re: [net-next patch] bnx2x: Add run-time CNIC support

From: "Merav Sicron" <meravs@...adcom.com>
Date: Sun, 8 Jul 2012 12:48:34 +0300

> This patch replaces the BCM_CNIC compilation flag with a run-time flag.
> This is mainly important for the SR-IOV driver, as this driver will share the
> same code with the PF/hypervisor driver. Since storage is not supported in
> SR-IOV (while is usually enabled in the non-SR-IOV driver), we don't want to
> waste resources on it.
> In addition this change makes the code prettier.
 ...
> -static const struct net_device_ops bnx2x_netdev_ops = {
> +static struct net_device_ops bnx2x_netdev_ops = {
 ...
> 
> +	if (CNIC_ENABLED(bp))
> +		bnx2x_netdev_ops.ndo_select_queue = bnx2x_select_queue;
> +#if defined(NETDEV_FCOE_WWNN)
> +	if (CNIC_ENABLED(bp))
> +		bnx2x_netdev_ops.ndo_fcoe_get_wwn = bnx2x_fcoe_get_wwn;
> +#endif
 ...
+static int set_is_cnic_enabled(void)
+{
+#if defined(CONFIG_CNIC) || defined(CONFIG_CNIC_MODULE)
+	return 1;
+#else
+	return 0;
+#endif
+}

This is basically a joke.

You're losing const'ness of net_device_ops and other nice things for
what is still, in the end, set by kconfig options.

I'm not applying crap like this, sorry.
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