From: Johannes Berg <johannes@sipsolutions.net>
To: hadi@cyberus.ca
Cc: Thomas Graf <tgraf@suug.ch>, davem@davemloft.net, netdev@vger.kernel.org
Subject: Re: [GENL]: Provide more information to userspace about registered genl families
Date: Fri, 01 Sep 2006 08:48:01 +0200 [thread overview]
Message-ID: <1157093281.2878.19.camel@ux156> (raw)
In-Reply-To: <1157060812.5297.51.camel@jzny2>
On Thu, 2006-08-31 at 17:46 -0400, jamal wrote:
> I think it would be valuable to specify a set of flags for filtering
> what gets sent to user space instead of unconditionally.
>
> Example,
> filter level 0:
> - what we have before your patch
> filter level 1:
> - protocol version
> - header size
> - maximum number of attributes
> filter level 2:
> - the rest of the stuff you have
>
> What netlink does today to filter at user space is something that can be
> avoided with the above (an improvement in my opinion if you have a lot
> of genl items in the kernel).
What I'd personally like to see for nl80211 if we go there is an actual
filter callback, then I could completely avoid the command I have in
there for getting a command list for a given interface, and just filter
out those commands that some interface doesn't support.
johannes
next prev parent reply other threads:[~2006-09-01 6:47 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-08-31 21:21 [GENL]: Provide more information to userspace about registered genl families Thomas Graf
2006-08-31 21:46 ` jamal
2006-09-01 6:48 ` Johannes Berg [this message]
2006-09-01 12:22 ` jamal
2006-09-01 12:25 ` Johannes Berg
2006-09-01 13:00 ` jamal
2006-09-03 12:04 ` Johannes Berg
2006-09-18 7:02 ` David Miller
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