netdev - Re: [PATCH net-next 1/6] net: fib_rules: Add DSCP selector attribute

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Message-ID: <ZuQqF/UN0ZeXZaIi@debian>
Date: Fri, 13 Sep 2024 14:03:35 +0200
From: Guillaume Nault <gnault@...hat.com>
To: Ido Schimmel <idosch@...dia.com>
Cc: netdev@...r.kernel.org, davem@...emloft.net, kuba@...nel.org,
	pabeni@...hat.com, edumazet@...gle.com, dsahern@...nel.org
Subject: Re: [PATCH net-next 1/6] net: fib_rules: Add DSCP selector attribute

On Wed, Sep 11, 2024 at 12:37:43PM +0300, Ido Schimmel wrote:
> The FIB rule TOS selector is implemented differently between IPv4 and
> IPv6. In IPv4 it is used to match on the three "Type of Services" bits
> specified in RFC 791, while in IPv6 is it is used to match on the six
> DSCP bits specified in RFC 2474.
> 
> Add a new FIB rule attribute to allow matching on DSCP. The attribute
> will be used to implement a 'dscp' selector in ip-rule with a consistent
> behavior between IPv4 and IPv6.

Reviewed-by: Guillaume Nault <gnault@...hat.com>