From: Bruno Randolf <randolf.bruno@googlemail.com>
To: Johannes Berg <johannes@sipsolutions.net>
Cc: Lorenzo Bianconi <lorenzo.bianconi83@gmail.com>,
randolf.bruno@googlemail.com, linux-wireless@vger.kernel.org
Subject: Re: [PATCH V2] mac80211: Revise,pending queue depth in ieee80211_local data structure
Date: Sun, 21 Mar 2010 11:01:16 +0900 [thread overview]
Message-ID: <201003211101.16481.randolf.bruno@gmail.com> (raw)
In-Reply-To: <1269117605.4611.0.camel@jlt3.sipsolutions.net>
On Sunday 21 March 2010 05:40:05 Johannes Berg wrote:
> On Sat, 2010-03-20 at 21:02 +0100, Lorenzo Bianconi wrote:
> > >> setup 2 wireless cards, talking to each other (i use IBSS) on
> > >> different
> >
> > >> machines. then setup routing like this:
> > PC1<--ethernet cable-->Device1<--wireless link-->Device2<--ethernet
> > cable-->PC2
>
> I'm not really sure how this scenario differs from injecting traffic
> locally, but I'll try to reproduce.
if you generate traffic locally it's enough to stop the queues, this will
cause userspace to stop generating traffic. in the forwarding case (which we
are talking about) stopping the queues will not stop the sender to send
traffic, thus we have to start dropping packets at some point.
bruno
next prev parent reply other threads:[~2010-03-21 2:01 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-18 15:43 [PATCH V2] mac80211: Revise,pending queue depth in ieee80211_local data structure lorenzo.bianconi83@gmail.com
2010-03-18 16:19 ` Johannes Berg
2010-03-18 18:12 ` Johannes Berg
2010-03-18 18:20 ` Johannes Berg
2010-03-19 9:33 ` lorenzo.bianconi83@gmail.com
2010-03-19 18:49 ` Johannes Berg
2010-03-20 2:44 ` Bruno Randolf
2010-03-20 3:07 ` Bruno Randolf
2010-03-20 20:02 ` Lorenzo Bianconi
2010-03-20 20:40 ` Johannes Berg
2010-03-21 2:01 ` Bruno Randolf [this message]
2010-03-21 2:22 ` Johannes Berg
2010-03-22 18:12 ` Johannes Berg
2010-03-31 8:12 ` Bruno Randolf
2010-03-31 8:13 ` Johannes Berg
-- strict thread matches above, loose matches on Subject: below --
2010-03-18 15:32 lorenzo.bianconi83@gmail.com
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