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From: Eric Dumazet <eric.dumazet@gmail.com>
To: Pravin Shelar <pshelar@nicira.com>
Cc: netdev@vger.kernel.org, edumazet@google.com, jesse@nicira.com
Subject: Re: [PATCH net-next] IP_GRE: Fix IP-Identification.
Date: Thu, 21 Feb 2013 22:06:25 -0800	[thread overview]
Message-ID: <1361513185.3683.1.camel@edumazet-glaptop> (raw)
In-Reply-To: <CALnjE+qOTnzdEjuGheRBhVC9piHdVKornV4Fv=ZubKS6ZAF6gQ@mail.gmail.com>

On Thu, 2013-02-21 at 19:42 -0800, Pravin Shelar wrote:

> Without this patch GRE-GSO generates ip fragments with id 0,2,3,4...
> for every GSO packet, which is not correct. This patch fixes it.
> --

I guess my question was more : Why dont we inherit ID from the inner
packet ?

ip_select_ident_more() is a performance killer, as all cpus are going to
access a shared counter in the dst.

  reply	other threads:[~2013-02-22  6:06 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-02-22  2:18 [PATCH net-next] IP_GRE: Fix IP-Identification Pravin B Shelar
2013-02-22  2:35 ` Eric Dumazet
2013-02-22  3:42   ` Pravin Shelar
2013-02-22  6:06     ` Eric Dumazet [this message]
2013-02-22  7:17       ` pravin

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