From: David Miller <davem@davemloft.net>
To: eric.dumazet@gmail.com
Cc: netdev@vger.kernel.org, ilpo.jarvinen@helsinki.fi,
ncardwell@google.com, therbert@google.com, maze@google.com,
jeffrey.t.kirsher@intel.com, bhutchings@solarflare.com,
mcarlson@broadcom.com, mchan@broadcom.com,
herbert@gondor.hengli.com.au
Subject: Re: [PATCH 1/4 net-next] net: allow skb->head to be a page fragment
Date: Mon, 30 Apr 2012 21:48:07 -0400 (EDT) [thread overview]
Message-ID: <20120430.214807.1812829266907342907.davem@davemloft.net> (raw)
In-Reply-To: <1335522818.2775.227.camel@edumazet-glaptop>
From: Eric Dumazet <eric.dumazet@gmail.com>
Date: Fri, 27 Apr 2012 12:33:38 +0200
> From: Eric Dumazet <edumazet@google.com>
>
> skb->head is currently allocated from kmalloc(). This is convenient but
> has the drawback the data cannot be converted to a page fragment if
> needed.
...
> Given all these issues, the following patch introduces the possibility
> of having skb->head be a fragment in itself. We use a new skb flag,
> skb->head_frag to carry this information.
...
> Signed-off-by: Eric Dumazet <edumazet@google.com>
Applied.
next prev parent reply other threads:[~2012-05-01 1:48 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-04-27 10:33 [PATCH 1/4 net-next] net: allow skb->head to be a page fragment Eric Dumazet
2012-04-28 0:27 ` Alexander Duyck
2012-04-28 6:30 ` Eric Dumazet
2012-04-28 7:16 ` Eric Dumazet
2012-04-28 8:27 ` Alexander Duyck
2012-04-28 9:22 ` David Miller
2012-05-01 1:48 ` David Miller [this message]
2012-11-07 8:20 ` Li Yu
2012-11-07 8:35 ` Li Yu
2012-11-07 11:04 ` Eric Dumazet
2012-11-08 7:46 ` Li Yu
2012-11-08 13:30 ` Eric Dumazet
2012-11-09 2:31 ` Li Yu
2012-11-09 2:37 ` Eric Dumazet
2012-11-09 2:50 ` Li Yu
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