Re: [PATCH for-next V2 0/5] User-space time-stamping support for mlx5_ib

Doug Ledford
2015-12-24T04:35:36Z

[-- Attachment #1: Type: text/plain, Size: 1177 bytes --]

On 12/23/2015 12:16 PM, Or Gerlitz wrote:
> On Tue, Dec 15, 2015 at 8:30 PM, Matan Barak <matanb-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org> wrote:
>
>> This patch-set adds user-space support for time-stamping in mlx5_ib.
>> It implements the necessary API:
>> (a) ib_create_cq_ex - Add support for CQ creation flags
>> (b) ib_query_device - return timestamp_mask and hca_core_clock.
>
>> We also add support for mmaping the HCA's free running clock.
>> In order to do so, we use the response of the vendor's extended
>> part in init_ucontext. This allows us to pass the page offset
>> of the free running clock register to the user-space driver.
>> In order to implement it in a future extensible manner, we use the
>> same mechanism of verbs extensions to the mlx5 vendor part as well.
>
> Hi Doug,
>
> As Matan is now the maintainer of the mlx5_ib driver and this series
> doesn't add any IB/core changes, we see no reason that it can't go
> into 4.5. make sense?

I didn't see anything wrong with the set. It's been picked up for 4.5.

--
Doug Ledford <dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
GPG KeyID: 0E572FDD

[-- Attachment #2: OpenPGP digital signature --]
[-- Type: application/pgp-signature, Size: 884 bytes --]