From: Helmut Schaa <helmut.schaa@googlemail.com>
To: Johannes Berg <johannes@sipsolutions.net>
Cc: linux-wireless@vger.kernel.org
Subject: Re: "Kernel bug detected" when using pktgen together with mac80211_hwsim
Date: Thu, 2 Dec 2010 18:09:41 +0100 [thread overview]
Message-ID: <201012021809.41623.helmut.schaa@googlemail.com> (raw)
In-Reply-To: <1291307938.3481.48.camel@jlt3.sipsolutions.net>
Am Donnerstag 02 Dezember 2010 schrieb Johannes Berg:
> On Thu, 2010-12-02 at 17:31 +0100, Helmut Schaa wrote:
>
> > Unfortunately pktgen keeps a reference to the skb and thus pskb_expand_head
> > triggers a BUG when called from mac80211. I worked around that issue by adding
> > a skb_copy for shared skbs.
> >
> > Maybe, someone else has a better idea on how to fix that?
>
> Oops! That seems like the right way to fix it though.
Ok, thanks, I'll send a patch then. I guess we cannot use pskb_copy due to
(for example) our own fragmenation list usage, right?
Helmut
next prev parent reply other threads:[~2010-12-02 17:10 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-02 16:31 "Kernel bug detected" when using pktgen together with mac80211_hwsim Helmut Schaa
2010-12-02 16:38 ` Johannes Berg
2010-12-02 17:09 ` Helmut Schaa [this message]
2010-12-02 17:22 ` Johannes Berg
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