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From: David Miller <davem@davemloft.net>
To: socketcan@hartkopp.net
Cc: eric.dumazet@gmail.com, patrick.ohly@intel.com,
	netdev@vger.kernel.org, socketcan-core@lists.berlios.de,
	matthias.fuchs@esd.eu
Subject: Re: [PATCH] can-raw: Fix skb_orphan_try handling
Date: Sun, 01 Aug 2010 01:03:37 -0700 (PDT)	[thread overview]
Message-ID: <20100801.010337.68133932.davem@davemloft.net> (raw)
In-Reply-To: <4C529EFB.4090601@hartkopp.net>

From: Oliver Hartkopp <socketcan@hartkopp.net>
Date: Fri, 30 Jul 2010 11:44:27 +0200

> Hello Eric, hello Patrick,
> 
> Commit fc6055a5ba31e2c14e36e8939f9bf2b6d586a7f5 (net: Introduce
> skb_orphan_try()) allows an early orphan of the skb and takes care on
> tx timestamping, which needs the sk-reference in the skb on driver level.
> So does the can-raw socket, which has not been taken into account here.
> 
> The patch below adds a 'prevent_sk_orphan' bit in the skb tx shared info,
> which fixes the problem discovered by Matthias Fuchs here:
> 
>       http://marc.info/?t=128030411900003&r=1&w=2

Your patch sets this new value, but I never see it getting tested anywhere.

How does this work?

  reply	other threads:[~2010-08-01  8:03 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-07-30  9:44 [PATCH] can-raw: Fix skb_orphan_try handling Oliver Hartkopp
2010-08-01  8:03 ` David Miller [this message]
     [not found]   ` <20100801.010337.68133932.davem-fT/PcQaiUtIeIZ0/mPfg9Q@public.gmane.org>
2010-08-01 10:50     ` Oliver Hartkopp
2010-08-03  7:30       ` David Miller
     [not found]         ` <20100803.003056.216763358.davem-fT/PcQaiUtIeIZ0/mPfg9Q@public.gmane.org>
2010-08-03 15:22           ` Oliver Hartkopp
2010-08-03 16:14             ` Patrick Ohly
     [not found]               ` <1280852081.3266.834.camel-/oqbx4SGF9pV+x+AlpbFz62pdiUAq4bhAL8bYrjMMd8@public.gmane.org>
2010-08-03 17:11                 ` Oliver Hartkopp
2010-08-03 17:33                   ` Patrick Ohly
     [not found]                     ` <1280856828.3266.839.camel-/oqbx4SGF9pV+x+AlpbFz62pdiUAq4bhAL8bYrjMMd8@public.gmane.org>
2010-08-03 17:50                       ` Oliver Hartkopp
2010-08-03 23:28                         ` David Miller

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