From: Dan Williams <dcbw@redhat.com>
To: Stephen Hemminger <shemminger@vyatta.com>
Cc: Johannes Berg <johannes@sipsolutions.net>,
Michael Buesch <mb@bu3sch.de>, netdev <netdev@vger.kernel.org>,
linux-wireless <linux-wireless@vger.kernel.org>,
Felix Fietkau <nbd@openwrt.org>
Subject: Re: [RFC] mac80211: disallow bridging managed/adhoc interfaces
Date: Tue, 17 Nov 2009 12:41:08 -0800 [thread overview]
Message-ID: <1258490468.4447.23.camel@localhost.localdomain> (raw)
In-Reply-To: <20091117090420.0434edc3@nehalam>
On Tue, 2009-11-17 at 09:04 -0800, Stephen Hemminger wrote:
> On Tue, 17 Nov 2009 17:43:43 +0100
> Johannes Berg <johannes@sipsolutions.net> wrote:
>
> > On Tue, 2009-11-17 at 08:37 -0800, Stephen Hemminger wrote:
> >
> > > But there are people bridging wireless, and hostap even has a mode for
> > > that.
> >
> > But that's the AP side, which this patch doesn't attempt to prevent. It
> > just makes no sense to bridge when connected to an AP or part of an
> > IBSS.
> >
>
> Then how does this work now? And will your change break it?
>
> kvm1
> /
> ====> wlan0 --- bridge-- kvm2
> \
> kvm3
Are you sure 'bridge' isn't NAT-ed to wlan0 like libvirt/etc do by
default? That's about the only way it can possibly work correctly with
wifi.
Dan
WARNING: multiple messages have this Message-ID (diff)
From: Dan Williams <dcbw-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
To: Stephen Hemminger <shemminger-ZtmgI6mnKB3QT0dZR+AlfA@public.gmane.org>
Cc: Johannes Berg <johannes-cdvu00un1VgdHxzADdlk8Q@public.gmane.org>,
Michael Buesch <mb-fseUSCV1ubazQB+pC5nmwQ@public.gmane.org>,
netdev <netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
linux-wireless
<linux-wireless-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
Felix Fietkau <nbd-p3rKhJxN3npAfugRpC6u6w@public.gmane.org>
Subject: Re: [RFC] mac80211: disallow bridging managed/adhoc interfaces
Date: Tue, 17 Nov 2009 12:41:08 -0800 [thread overview]
Message-ID: <1258490468.4447.23.camel@localhost.localdomain> (raw)
In-Reply-To: <20091117090420.0434edc3@nehalam>
On Tue, 2009-11-17 at 09:04 -0800, Stephen Hemminger wrote:
> On Tue, 17 Nov 2009 17:43:43 +0100
> Johannes Berg <johannes-cdvu00un1VgdHxzADdlk8Q@public.gmane.org> wrote:
>
> > On Tue, 2009-11-17 at 08:37 -0800, Stephen Hemminger wrote:
> >
> > > But there are people bridging wireless, and hostap even has a mode for
> > > that.
> >
> > But that's the AP side, which this patch doesn't attempt to prevent. It
> > just makes no sense to bridge when connected to an AP or part of an
> > IBSS.
> >
>
> Then how does this work now? And will your change break it?
>
> kvm1
> /
> ====> wlan0 --- bridge-- kvm2
> \
> kvm3
Are you sure 'bridge' isn't NAT-ed to wlan0 like libvirt/etc do by
default? That's about the only way it can possibly work correctly with
wifi.
Dan
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next prev parent reply other threads:[~2009-11-17 20:41 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-17 13:46 [RFC] mac80211: disallow bridging managed/adhoc interfaces Johannes Berg
2009-11-17 13:46 ` Johannes Berg
2009-11-17 13:58 ` John W. Linville
2009-11-17 13:58 ` John W. Linville
2009-11-17 14:04 ` Johannes Berg
2009-11-17 14:04 ` Michael Buesch
2009-11-17 14:06 ` John W. Linville
2009-11-17 14:06 ` John W. Linville
2009-11-17 14:07 ` Johannes Berg
2009-11-17 14:07 ` Johannes Berg
2009-11-17 16:37 ` Stephen Hemminger
2009-11-17 16:37 ` Stephen Hemminger
2009-11-17 16:43 ` Johannes Berg
2009-11-17 16:43 ` Johannes Berg
2009-11-17 17:04 ` Stephen Hemminger
2009-11-17 17:04 ` Stephen Hemminger
2009-11-17 17:05 ` Johannes Berg
2009-11-17 20:41 ` Dan Williams [this message]
2009-11-17 20:41 ` Dan Williams
2009-11-17 20:48 ` [RFC v2] " Johannes Berg
2009-11-17 22:42 ` Julian Calaby
2009-11-17 22:42 ` Julian Calaby
2009-11-17 22:46 ` Johannes Berg
2009-11-17 22:50 ` Julian Calaby
2009-11-17 22:42 ` Stephen Hemminger
2009-11-17 22:45 ` Johannes Berg
2009-11-18 1:59 ` Stefan Monnier
2009-11-18 1:59 ` Stefan Monnier
2009-11-18 2:59 ` John W. Linville
2009-11-18 2:59 ` John W. Linville
2009-11-18 10:52 ` Johannes Berg
2009-11-18 10:52 ` Johannes Berg
2009-12-11 12:39 ` [RFC] " Markus Baier
2009-12-11 13:00 ` Johannes Berg
2009-12-11 13:18 ` Markus Baier
2009-12-11 13:58 ` Johannes Berg
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