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From: Grant Edwards <grant.b.edwards@gmail.com>
To: netdev@vger.kernel.org
Subject: Re: Change in alloc_skb() behavior in 3.2+ kernels?
Date: Wed, 6 Jun 2012 20:22:06 +0000 (UTC)	[thread overview]
Message-ID: <jqoe5d$fs3$1@dough.gmane.org> (raw)
In-Reply-To: 20120606.120247.1618312724057709285.davem@davemloft.net

On 2012-06-06, David Miller <davem@davemloft.net> wrote:
> From: Grant Edwards <grant.b.edwards@gmail.com>
> Date: Wed, 6 Jun 2012 18:59:19 +0000 (UTC)
>
>> At the time it was written (probably 10+ years ago) it was relying on
>> the documented API for alloc_skb() that stated alloc_skb() either
>> returned an sk_buff of the requested size or it failed.
>
> It was never a formal API that we would only allocate 'size'
> amount of tailroom.

Well, somebody forgot to tell whoever wrote the man page for
alloc_skb().  :)

-- 
Grant Edwards               grant.b.edwards        Yow! I'm ZIPPY the PINHEAD
                                  at               and I'm totally committed
                              gmail.com            to the festive mode.

  reply	other threads:[~2012-06-06 20:22 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-06-06 18:32 Change in alloc_skb() behavior in 3.2+ kernels? Grant Edwards
2012-06-06 18:42 ` Eric Dumazet
2012-06-06 18:59   ` Grant Edwards
2012-06-06 19:02     ` David Miller
2012-06-06 20:22       ` Grant Edwards [this message]
2012-06-07  1:23         ` [PATCH net-next] net: Update kernel-doc for __alloc_skb() Ben Hutchings
2012-06-07 20:19           ` David Miller
2012-06-07 13:23       ` Change in alloc_skb() behavior in 3.2+ kernels? Grant Edwards
2012-06-07 14:01         ` Eric Dumazet
2012-06-07 14:16           ` Grant Edwards
2012-06-07 14:25             ` Eric Dumazet
2012-06-06 18:51 ` David Miller
2012-06-06 19:01   ` Grant Edwards
2012-06-06 20:17     ` David Miller
2012-06-06 20:24       ` Grant Edwards
2012-06-06 20:31         ` Eric Dumazet
2012-06-06 20:35           ` Grant Edwards
2012-06-06 19:42   ` Eric Dumazet
2012-06-06 20:26     ` Grant Edwards

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