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Date: Sat, 05 May 2012 07:44:31 +0200
From: Eric Dumazet <eric.dumazet@...il.com>
To: Alexander Duyck <alexander.h.duyck@...el.com>
Cc: netdev@...r.kernel.org, davem@...emloft.net,
jeffrey.t.kirsher@...el.com
Subject: Re: [PATCH 0/3] First pass of cleanups for pskb_expand_head
On Fri, 2012-05-04 at 17:26 -0700, Alexander Duyck wrote:
> pull the actual value.
>
> There are a few more items that I will try to get to next week. The big one
> is the fact that pskb_expand_head can mess up the truesize since it can
> allocate a new head but never updates the truesize. I plan on adding a helper
> function for the cases where we are just using it unshare the head so I can
> identify the places where we are actually modifying the size.
In the old days, truesize adjustements were done after
pskb_expand_head() calls. (Mabye because some contexts didnt care of
truesize for ephemeral skbs, not charged to a socket)
So it will be a nice cleanup for sure.
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