From: Andi Kleen <ak@suse.de>
To: Imran.Patel@nokia.com
Cc: ak@suse.de, netfilter-devel@us5.samba.org, netdev@oss.sgi.com,
linux-kernel@vger.kernel.org
Subject: Re: skb allocation problems
Date: Tue, 10 Apr 2001 19:23:28 +0200 [thread overview]
Message-ID: <20010410192328.A21887@gruyere.muc.suse.de> (raw)
In-Reply-To: <2D6CADE9B0C6D411A27500508BB3CBD063CF0D@eseis15nok>
In-Reply-To: <2D6CADE9B0C6D411A27500508BB3CBD063CF0D@eseis15nok>; from Imran.Patel@nokia.com on Tue, Apr 10, 2001 at 07:27:29PM +0300
On Tue, Apr 10, 2001 at 07:27:29PM +0300, Imran.Patel@nokia.com wrote:
> > On Mon, Apr 09, 2001 at 07:03:46PM +0300, Imran.Patel@nokia.com wrote:
> > > I have written a test module which closely mirrors what my
> > code tries to
> > > do(attached below). This is what i get:
> > >
> > > PRE_R: old skb:c371ee40 new skb:c371ee30
> >
> > I guess oldskb->len is <=0xc, and the slab allocator packs
> > them near together
> > in the same zone.
>
> nope. i have checked it, the length of the older skb is perfectly ok.....and
> i even found that this weird behaviour happens only when the old skb buffer
> length is between 80 and 224 bytes.
Well, I don't know then. You have to debug it. It's probably something stupid
(if fundamental services like alloc_skb/kfree_skb were completely buggy
someone surely would have noticed earlier)
-Andi
next prev parent reply other threads:[~2001-04-10 17:23 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-04-10 16:27 Imran.Patel
2001-04-10 17:23 ` Andi Kleen [this message]
-- strict thread matches above, loose matches on Subject: below --
2001-04-09 16:03 Imran.Patel
2001-04-10 6:07 ` Andi Kleen
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