netdev - RE: [PATCH net-next] iwlwifi: dont pull too much payload in skb head

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Date:	Fri, 18 May 2012 17:21:24 +0200
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	"Berg, Johannes" <johannes.berg@...el.com>
Cc:	David Miller <davem@...emloft.net>,
	netdev <netdev@...r.kernel.org>,
	"Guy, Wey-Yi W" <wey-yi.w.guy@...el.com>
Subject: RE: [PATCH net-next] iwlwifi: dont pull too much payload in skb
 head

On Fri, 2012-05-18 at 14:59 +0000, Berg, Johannes wrote:
> > Since merge window is now pretty close, I would prefer David applies this
> > directly in net-next, if you dont mind, as this patch is more a core network issue
> > than an iwlwifi one.
> > 
> > Thanks !
> 
> Sure, good with me, I don't think we have colliding patches.
> 
> Reviewed-by: Johannes Berg <johannes.berg@...el.com>

Thanks

> We may want to move this code into mac80211 later though since it also
> has an if (pull in everything, even reallocating if necessary, if it's
> a management frame), but that can wait, I think we're the only driver
> using paged RX.

This is OK, these frames wont be injected in linux IP/TCP stack.

Or maybe you would like an optimized version of skb_header_pointer(),
avoiding the copy if the whole blob can be part of _one_ fragment ?




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