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Message-ID: <ad37a96a-1fe1-7b00-25fd-ea3ed5279f4d@iogearbox.net> Date: Thu, 24 Jan 2019 12:40:57 +0100 From: Daniel Borkmann <daniel@...earbox.net> To: Maciej Żenczykowski <zenczykowski@...il.com>, Alexei Starovoitov <ast@...nel.org> Cc: Linux NetDev <netdev@...r.kernel.org> Subject: Re: eBPF equivalent of SKF_AD_HATYPE / skb->dev->type On 01/24/2019 12:27 PM, Maciej Żenczykowski wrote: > In classic BPF 'SKF_AD_HATYPE' can be used to fetch skb->dev->type. > > Are my eyes deceiving me, or is there a similar way to get at it from eBPF? > > (while we're at it, skb->dev->mtu would probably be useful too) Yeah we can add it if you have a concrete use case for access out of the BPF program, feel free to send a patch. So far nobody ran into the need for it which is why it hasn't been added yet. Thanks, Daniel
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