netdev - Re: [RFC 7/9] snet: introduce snet_netlink.c and snet

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Message-ID: <m2my0iiplb.fsf@ssh.synack.fr>
Date:	Wed, 13 Jan 2010 05:41:20 +0100
From:	Samir Bellabes <sam@...ack.fr>
To:	Patrick McHardy <kaber@...sh.net>
Cc:	linux-security-module@...r.kernel.org, jamal <hadi@...erus.ca>,
	Evgeniy Polyakov <zbr@...emap.net>,
	Neil Horman <nhorman@...driver.com>, netdev@...r.kernel.org,
	netfilter-devel@...r.kernel.org
Subject: Re: [RFC 7/9] snet: introduce snet_netlink.c and snet_netlink.h

Patrick McHardy <kaber@...sh.net> writes:

>> +atomic_t snet_nl_seq = ATOMIC_INIT(0);
>> +static uint32_t snet_nl_pid;
>> +static struct genl_family snet_genl_family;
>> +atomic_t snet_num_listeners = ATOMIC_INIT(0);
>
> The num_listeners seem to be redundant as you only support a
> single listener anyways, whose presence is indicated by
> snet_nl_pid != 0.

Actually, I may want to support multiple listeners, or simultaneous
communication with userspace, as we may want to listen for event and
reply for verdict in the same time as adding or deleting events.
I will fix this mecanism.

thanks Patrick,
sam
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