From: Andi Kleen <andi-Vw/NltI1exuRpAAqCnN02g@public.gmane.org>
To: Johannes Berg <johannes-cdvu00un1VgdHxzADdlk8Q@public.gmane.org>
Cc: Andi Kleen <andi-Vw/NltI1exuRpAAqCnN02g@public.gmane.org>,
linux-wireless-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linville-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org,
davem <davem-fT/PcQaiUtIeIZ0/mPfg9Q@public.gmane.org>
Subject: Re: [PATCH] Fix up truesize after pskb_expand_head() in wireless stack
Date: Sun, 4 Jan 2009 18:43:39 +0100 [thread overview]
Message-ID: <20090104174339.GX496@one.firstfloor.org> (raw)
In-Reply-To: <1231087288.3296.15.camel@johannes>
On Sun, Jan 04, 2009 at 05:41:28PM +0100, Johannes Berg wrote:
> On Sun, 2009-01-04 at 17:28 +0100, Andi Kleen wrote:
> > > Thanks, but I'll need to look at this in more detail, we need to make
> > > sure that we orphan the skb before
> >
> > What do you mean with orphaning the skb?
>
> Well, touching truesize is absolutely not allowed while the skb is
> charged to a socket. This is what causes the truesize warning. The thing
The cause of the warnings was because the skb changed, but
truesize didn't.
> we need to do is figure out is why the skb has a wrong truesize.
Because it was expanded without truesize being adjusted (see my
original mail)
-Andi
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next prev parent reply other threads:[~2009-01-04 17:43 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-04 15:18 [PATCH] Fix up truesize after pskb_expand_head() in wireless stack Andi Kleen
[not found] ` <20090104151819.GA6590-3rXA9MLqAseW/qJFnhkgxti2O/JbrIOy@public.gmane.org>
2009-01-04 16:05 ` Johannes Berg
2009-01-04 16:28 ` Andi Kleen
[not found] ` <20090104162826.GT496-qrUzlfsMFqo/4alezvVtWx2eb7JE58TQ@public.gmane.org>
2009-01-04 16:41 ` Johannes Berg
2009-01-04 17:43 ` Andi Kleen [this message]
[not found] ` <20090104174339.GX496-qrUzlfsMFqo/4alezvVtWx2eb7JE58TQ@public.gmane.org>
2009-01-04 17:33 ` Johannes Berg
2009-01-04 18:41 ` Andi Kleen
2009-01-05 6:49 ` David Miller
2009-01-05 13:32 ` Andi Kleen
2009-01-05 8:36 ` Johannes Berg
2009-01-05 13:21 ` Andi Kleen
[not found] ` <20090105132141.GO496-qrUzlfsMFqo/4alezvVtWx2eb7JE58TQ@public.gmane.org>
2009-01-05 13:16 ` Johannes Berg
2009-01-05 13:36 ` Andi Kleen
2009-01-05 13:31 ` Johannes Berg
2009-01-05 14:05 ` Andi Kleen
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