netdev - Re: [PATCH net-next 04/12] ipv4: Unmask upper DSCP bits in ip_sock_rt

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Message-ID: <Zs3irqw8lmiPb0PJ@debian>
Date: Tue, 27 Aug 2024 16:29:02 +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,
	ast@...nel.org, daniel@...earbox.net, martin.lau@...ux.dev,
	john.fastabend@...il.com, steffen.klassert@...unet.com,
	herbert@...dor.apana.org.au, bpf@...r.kernel.org
Subject: Re: [PATCH net-next 04/12] ipv4: Unmask upper DSCP bits in
 ip_sock_rt_tos()

On Tue, Aug 27, 2024 at 02:18:05PM +0300, Ido Schimmel wrote:
> The function is used to read the DS field that was stored in IPv4
> sockets via the IP_TOS socket option so that it could be used to
> initialize the flowi4_tos field before resolving an output route.
> 
> Unmask the upper DSCP bits so that in the future the output route lookup
> could be performed according to the full DSCP value.

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