linux-kernel - Re: [PATCH 2/2] NET: Multiqueue network device support implementation.

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Message-ID: <20070410082049.GC16621@2ka.mipt.ru>
Date:	Tue, 10 Apr 2007 12:20:49 +0400
From:	Evgeniy Polyakov <johnpol@....mipt.ru>
To:	Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@...el.com>
Cc:	davem@...emloft.net, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, jgarzik@...ox.com, cramerj@...el.com,
	auke-jan.h.kok@...el.com, christopher.leech@...el.com
Subject: Re: [PATCH 2/2] NET: Multiqueue network device support implementation.

On Mon, Apr 09, 2007 at 02:28:41PM -0700, Peter P Waskiewicz Jr (peter.p.waskiewicz.jr@...el.com) wrote:
> + 	alloc_size = (sizeof(struct net_device_subqueue) * queue_count);
> + 
> + 	p = kzalloc(alloc_size, GFP_KERNEL);
> + 	if (!p) {
> + 		printk(KERN_ERR "alloc_netdev: Unable to allocate queues.\n");
> + 		return NULL;

I think you either do not want to print it, or want additional details
about device...

> + 	}
> + 
> + 	dev->egress_subqueue = p;
> + 	dev->egress_subqueue_count = queue_count;
> +
>  	dev->get_stats = maybe_internal_stats;
>  	setup(dev);
>  	strcpy(dev->name, name);
>  	return dev;
>  }
> -EXPORT_SYMBOL(alloc_netdev);
> +EXPORT_SYMBOL(alloc_netdev_mq);
>  
>  /**
>   *	free_netdev - free network device
> @@ -3345,6 +3358,7 @@ void free_netdev(struct net_device *dev)
>  {
>  #ifdef CONFIG_SYSFS
>  	/*  Compatibility with error handling in drivers */
> +	kfree((char *)dev->egress_subqueue);
>  	if (dev->reg_state == NETREG_UNINITIALIZED) {
>  		kfree((char *)dev - dev->padded);
>  		return;
> @@ -3356,6 +3370,7 @@ void free_netdev(struct net_device *dev)
>  	/* will free via device release */
>  	put_device(&dev->dev);
>  #else
> +	kfree((char *)dev->egress_subqueue);

Still casting :)


-- 
	Evgeniy Polyakov
-
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