netdev - Re: [PATCH net-next] rename RTNH_F_EXTERNAL to RTNH_F

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Date:	Wed, 13 May 2015 12:03:45 -0700
From:	roopa <roopa@...ulusnetworks.com>
To:	David Miller <davem@...emloft.net>
CC:	daniel@...earbox.net, jiri@...nulli.us, sfeldma@...il.com,
	gospo@...ulusnetworks.com, netdev@...r.kernel.org
Subject: Re: [PATCH net-next] rename RTNH_F_EXTERNAL to RTNH_F_OFFLOAD

On 5/13/15, 9:13 AM, David Miller wrote:
> From: roopa <roopa@...ulusnetworks.com>
> Date: Wed, 13 May 2015 06:38:02 -0700
>
>> On 5/13/15, 1:26 AM, Daniel Borkmann wrote:
>>> On 05/13/2015 07:42 AM, Jiri Pirko wrote:
>>>> Wed, May 13, 2015 at 07:27:10AM CEST, roopa@...ulusnetworks.com wrote:
>>>>> From: Roopa Prabhu <roopa@...ulusnetworks.com>
>>>>>
>>>>> RTNH_F_EXTERNAL today is printed as "offload" in iproute2 output.
>>>>>
>>>>> This patch renames the flag to be consistent with what the user sees.
>>>>>
>>>>> (I will post iproute2 patch if this gets accepted)
>>>>>
>>>>> Signed-off-by: Roopa Prabhu <roopa@...ulusnetworks.com>
>>>>> ---
>>>>> include/uapi/linux/rtnetlink.h |    2 +-
>>>>> net/ipv4/fib_trie.c            |    2 +-
>>>>> net/switchdev/switchdev.c      |    6 +++---
>>>>> 3 files changed, 5 insertions(+), 5 deletions(-)
>>>>>
>>>>> diff --git a/include/uapi/linux/rtnetlink.h
>>>>> b/include/uapi/linux/rtnetlink.h
>>>>> index 974db03..17fb02f 100644
>>>>> --- a/include/uapi/linux/rtnetlink.h
>>>>> +++ b/include/uapi/linux/rtnetlink.h
>>>>> @@ -337,7 +337,7 @@ struct rtnexthop {
>>>>> #define RTNH_F_DEAD 1 /* Nexthop is dead (used by multipath) */
>>>>> #define RTNH_F_PERVASIVE    2    /* Do recursive gateway lookup    */
>>>>> #define RTNH_F_ONLINK        4    /* Gateway is forced on link    */
>>>>> -#define RTNH_F_EXTERNAL        8    /* Route installed externally    */
>>>>> +#define RTNH_F_OFFLOAD        8    /* offloaded route */
>>>> Since this is part of uapi, I believe this is not doable :/
>> i thought it was not too late :) and besides i wasn't changing the
>> value and just the name.
>> current iproute2 would still build for example.
> If it made it into a release kernel, you cannot change it.
>
> Period.
Got it. But, I don't see the RTNH_F_EXTERNAL flag in 4.0. I will respin 
the patch against net.

thanks.
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