netdev - Re: [PATCH iproute2 net-next] ip: add a new parameter -Numeric

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Date:   Mon, 20 May 2019 12:24:26 +0200
From:   Phil Sutter <phil@....cc>
To:     Hangbin Liu <liuhangbin@...il.com>
Cc:     netdev@...r.kernel.org, David Ahern <dsahern@...il.com>,
        Stephen Hemminger <stephen@...workplumber.org>
Subject: Re: [PATCH iproute2 net-next] ip: add a new parameter -Numeric

Hi,

On Mon, May 20, 2019 at 03:56:48PM +0800, Hangbin Liu wrote:
> When calles rtnl_dsfield_n2a(), we get the dsfield name from
> /etc/iproute2/rt_dsfield. But different distribution may have
> different names. So add a new parameter '-Numeric' to only show
> the dsfield number.
> 
> This parameter is only used for tos value at present. We could enable
> this for other fields if needed in the future.

Rationale is to ensure expected output irrespective of host
configuration, especially in test scripts. Concrete example motivating
this patch was net/fib_rule_tests.sh in kernel self-tests.

> Suggested-by: Phil Sutter <phil@....cc>
> Signed-off-by: Hangbin Liu <liuhangbin@...il.com>

Acked-by: Phil Sutter <phil@....cc>

Thanks for doing this, Hangbin!

Phil