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

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Message-ID: <D5C1322C3E673F459512FB59E0DDC329029E448D@orsmsx414.amr.corp.intel.com>
Date:	Tue, 10 Apr 2007 08:41:49 -0700
From:	"Waskiewicz Jr, Peter P" <peter.p.waskiewicz.jr@...el.com>
To:	"Evgeniy Polyakov" <johnpol@....mipt.ru>
Cc:	<davem@...emloft.net>, <netdev@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>, <jgarzik@...ox.com>,
	"cramerj" <cramerj@...el.com>,
	"Kok, Auke-jan H" <auke-jan.h.kok@...el.com>,
	"Leech, Christopher" <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...

Ok.  This is essentially the same output printed if the netdev itself
cannot be allocated.  Should I update both strings to have more
device-specific information?

> 
> > + 	}
> > + 
> > + 	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 :)

The latest repost removes these casts.


Thanks for the feedback,

-PJ Waskiewicz
-
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