netdev - Re: [PATCH net-next v5] net: add __pskb_copy_fclone and pskb_copy_for

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Date:	Wed, 11 Jun 2014 15:38:23 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	octavian.purdila@...el.com
Cc:	netdev@...r.kernel.org, christoph.paasch@...ouvain.be,
	alex.bluesman.smirnov@...il.com, dbaryshkov@...il.com,
	mareklindner@...mailbox.ch, sw@...onwunderlich.de,
	antonio@...hcoding.com, marcel@...tmann.org, gustavo@...ovan.org,
	johan.hedberg@...il.com, arvid.brodin@...en.se, kaber@...sh.net,
	pablo@...filter.org, kadlec@...ckhole.kfki.hu,
	lauro.venancio@...nbossa.org, aloisio.almeida@...nbossa.org,
	sameo@...ux.intel.com, jon.maloy@...csson.com,
	allan.stephens@...driver.com, andrew.hendry@...il.com,
	edumazet@...gle.com
Subject: Re: [PATCH net-next v5] net: add __pskb_copy_fclone and
 pskb_copy_for_clone

From: Octavian Purdila <octavian.purdila@...el.com>
Date: Thu, 12 Jun 2014 01:36:26 +0300

> There are several instances where a pskb_copy or __pskb_copy is
> immediately followed by an skb_clone.
> 
> Add a couple of new functions to allow the copy skb to be allocated
> from the fclone cache and thus speed up subsequent skb_clone calls.
 ...
> Reviewed-by: Christoph Paasch <christoph.paasch@...ouvain.be>
> Signed-off-by: Octavian Purdila <octavian.purdila@...el.com>
> ---
> 
> Changes since v4:
>  * Oops, as Dave noticed, there is no need to rewrite pskb_copy()
> 
> Changes since v3:
>  * As suggested by David and Dave add new functions to keep the
>    existing signatures unchanged and avoid unnecessary changes  
> 
> Changes since v2:
>  * As suggested by Dave, use a bool instead of directly exposing the
>    internal allocation flags
> 
> Changes since v1:
>  * add new parameter to pskb_copy as well, as suggested by Christoph

Applied to net-next, thanks a lot.
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