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From: Alexei Starovoitov <ast@plumgrid.com>
To: Daniel Borkmann <daniel@iogearbox.net>,
	Michal Sekletar <msekleta@redhat.com>
Cc: netdev@vger.kernel.org, Jiri Pirko <jpirko@redhat.com>,
	guy@alum.mit.edu, atzm@stratosphere.co.jp
Subject: Re: [PATCH] filter: introduce SKF_AD_VLAN_PROTO BPF extension
Date: Thu, 05 Mar 2015 12:40:42 -0800	[thread overview]
Message-ID: <54F8BF4A.3090702@plumgrid.com> (raw)
In-Reply-To: <54F8B680.4050307@iogearbox.net>

On 3/5/15 12:03 PM, Daniel Borkmann wrote:
> On 03/05/2015 05:52 PM, Alexei Starovoitov wrote:
>> imo there is a benefit of giving programs more visibility into
>> skb metadata.
>
> I'm not really a big fan of it, but given we added commit a0cdfcf39362
> ("packet: deliver VLAN TPID to userspace") to packet sockets ...

good point, since skb->vlan_proto is already exposed to user space
via that commit, it makes sense to let bpf see it as well.
For consistency with tpacket, I'd call it SKF_AD_VLAN_TPID

  reply	other threads:[~2015-03-05 20:40 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-03-04 20:41 [PATCH] filter: introduce SKF_AD_VLAN_PROTO BPF extension Michal Sekletar
2015-03-04 21:03 ` Alexei Starovoitov
2015-03-04 21:14   ` Guy Harris
2015-03-04 23:47     ` Alexei Starovoitov
2015-03-05  6:50       ` Jiri Pirko
2015-03-05  7:23         ` Alexei Starovoitov
2015-03-05  7:24         ` Michal Kubecek
2015-03-05  7:49           ` Alexei Starovoitov
2015-03-05  8:35           ` Guy Harris
2015-03-05  9:23             ` Michal Kubecek
2015-03-05  2:28   ` Toshiaki Makita
2015-03-05  2:41     ` Alexei Starovoitov
2015-03-05 10:37   ` Michal Sekletar
2015-03-05 16:52     ` Alexei Starovoitov
2015-03-05 20:03       ` Daniel Borkmann
2015-03-05 20:40         ` Alexei Starovoitov [this message]
2015-03-06  8:09           ` Michal Sekletar
2015-03-06  9:04         ` Michal Sekletar
2015-03-06 17:23           ` Daniel Borkmann
2015-03-06 14:02         ` Michal Kubecek
2015-03-06 17:54           ` Daniel Borkmann
2015-03-05  8:52 ` Jiri Pirko
2015-03-05  8:57 ` Denis Kirjanov
2015-03-05 14:33   ` Michal Sekletar
2015-03-05 18:12   ` David Miller

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