Re: [RFC PATCH] RDMA/cma: Remove netlink interface of CMA statistics

Or Gerlitz
2017-11-14T21:05:51Z

On Tue, Nov 14, 2017 at 7:35 PM, Leon Romanovsky <leonro-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org> wrote:
> On Tue, Nov 14, 2017 at 06:04:07PM +0200, Or Gerlitz wrote:
>> On Tue, Nov 14, 2017 at 11:56 AM, Leon Romanovsky <leonro-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org> wrote:
>> > On Tue, Nov 14, 2017 at 10:51:31AM +0200, Or Gerlitz wrote:
>>
>> >> what didn't work exactly?
>>
>> > Started from compilation, continued to wrong data presented.
>> > There is no need to carry 7-years old code, which no one cares about it.
>>
>> The cma kernel code doesn't compile for seven years, impossible.. you
>> are referring maybe to some user-space code. Re presenting wrong data,
>> again, you mean the user-space code or the kernel code sending wrong
>> data to user-space? please be precise.

> User-space application didn't compile and kernel sent wrong data.

Can you answer my question and point out the code that provides wrong
data to user-space?!

> Can you help me to find an answer to my initial question?
> Are you using this CMA netlink interface?
> Do you know anyone who is using this interface?

The rdma netlink code existed way before you got there and it has
various UAPIs that were/are used by multiple vendors..

AFAIK we had @ Voltaire some management/provisioning SW that used these
CMA UAPIs and I am not sure where did it go after the V-acquisition