netdev - Re: [PATCH net 0/2] flow_offload hardware priority fixes

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Message-ID: <20190805120439.40d70cee@cakuba.netronome.com>
Date:   Mon, 5 Aug 2019 12:04:39 -0700
From:   Jakub Kicinski <jakub.kicinski@...ronome.com>
To:     Pablo Neira Ayuso <pablo@...filter.org>
Cc:     netfilter-devel@...r.kernel.org, davem@...emloft.net,
        netdev@...r.kernel.org, marcelo.leitner@...il.com,
        jiri@...nulli.us, wenxu@...oud.cn, saeedm@...lanox.com,
        paulb@...lanox.com, gerlitz.or@...il.com
Subject: Re: [PATCH net 0/2] flow_offload hardware priority fixes

On Sat, 3 Aug 2019 09:08:54 +0200, Pablo Neira Ayuso wrote:
> The idea is that every subsystem (ethtool, tc, nf) sets up/binds its
> own flow_block object. And each flow_block object has its own priority
> range space. So whatever priority the user specifies only applies to
> the specific subsystem.

Right, okay so that part is pretty obvious but thanks for spelling it
out. 

Are you also agreeing that priorities of blocks, not rules within 
a block are dictated by the order of processing within the kernel?
IOW TC blocks are _always_ before nft blocks?

> Drivers still need to be updated to support for more than one
> flow_block/subsystem binding at this stage though.