netdev - Re: [patch iproute2 1/2] devlink: introduce cmdline option to switch to a different namespace

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Date:   Tue, 30 Jul 2019 08:07:33 +0200
From:   Jiri Pirko <jiri@...nulli.us>
To:     David Ahern <dsahern@...il.com>
Cc:     Toke Høiland-Jørgensen <toke@...hat.com>,
        netdev@...r.kernel.org, davem@...emloft.net,
        jakub.kicinski@...ronome.com, sthemmin@...rosoft.com,
        mlxsw@...lanox.com
Subject: Re: [patch iproute2 1/2] devlink: introduce cmdline option to switch
 to a different namespace

Mon, Jul 29, 2019 at 10:21:11PM CEST, dsahern@...il.com wrote:
>On 7/27/19 4:21 AM, Jiri Pirko wrote:
>>>> diff --git a/devlink/devlink.c b/devlink/devlink.c
>>>> index d8197ea3a478..9242cc05ad0c 100644
>>>> --- a/devlink/devlink.c
>>>> +++ b/devlink/devlink.c
>>>> @@ -32,6 +32,7 @@
>>>>  #include "mnlg.h"
>>>>  #include "json_writer.h"
>>>>  #include "utils.h"
>>>> +#include "namespace.h"
>>>>  
>>>>  #define ESWITCH_MODE_LEGACY "legacy"
>>>>  #define ESWITCH_MODE_SWITCHDEV "switchdev"
>>>> @@ -6332,7 +6333,7 @@ static int cmd_health(struct dl *dl)
>>>>  static void help(void)
>>>>  {
>>>>  	pr_err("Usage: devlink [ OPTIONS ] OBJECT { COMMAND | help }\n"
>>>> -	       "       devlink [ -f[orce] ] -b[atch] filename\n"
>>>> +	       "       devlink [ -f[orce] ] -b[atch] filename -N[etns]
>>>>  netnsname\n"
>>>
>>> 'ip' uses lower-case n for this; why not be consistent?
>> 
>> Because "n" is taken :/
>
>that's really unfortunate. commands within a package should have similar
>syntax and -n/N are backwards between ip/tc and devlink. That's the
>stuff that drives users crazy.

I agree. But this particular ship has sailed :(