netdev - Re: [PATCH] net: Add compat ioctl support for the ipv4 multicast ioctl SIOCGETSGCNT

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Date:	Thu, 03 Feb 2011 18:07:47 -0800
From:	ebiederm@...ssion.com (Eric W. Biederman)
To:	David Miller <davem@...emloft.net>
Cc:	arnd@...db.de, netdev@...r.kernel.org, eric.dumazet@...il.com,
	kaber@...sh.net
Subject: Re: [PATCH] net: Add compat ioctl support for the ipv4 multicast ioctl SIOCGETSGCNT

David Miller <davem@...emloft.net> writes:

> From: Arnd Bergmann <arnd@...db.de>
> Date: Sun, 30 Jan 2011 19:59:53 +0100
>
>> * ip multicast actually needs support for SIOCGETVIFCNT in
>>   addition to SIOCGETSGCNT to be complete.
>> * ipv6 multicast needs the same patch as ipv4 multicast for
>>   SIOCGETMIFCNT_IN6/SIOCGETSGCNT_IN6.
>> 
>> It would probably be a good idea if someone could complete the
>> work on ipv4/v6 multicast compat_ioctl, on top of your patch.
>
> Actually, on top of this, Eric's patch is buggy.

Ouch.  Thanks for catching that.

> He defines the "struct compat_sioc_sg_req" but doesn't actually
> use it.
>
> I'll fix that, then take care of the missing cases.  Thanks Arnd.

Eric
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