From: Leon Romanovsky <leon@kernel.org>
To: Jakub Kicinski <kuba@kernel.org>
Cc: Doug Ledford <dledford@redhat.com>,
Jason Gunthorpe <jgg@nvidia.com>,
Aharon Landau <aharonl@nvidia.com>,
linux-rdma@vger.kernel.org, Maor Gottlieb <maorg@nvidia.com>,
netdev@vger.kernel.org, Saeed Mahameed <saeedm@nvidia.com>
Subject: Re: [PATCH mlx5-next 1/2] net/mlx5: Add new timestamp mode bits
Date: Tue, 9 Feb 2021 21:14:24 +0200 [thread overview]
Message-ID: <20210209191424.GE139298@unreal> (raw)
In-Reply-To: <20210209102825.6ede1bd4@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com>
On Tue, Feb 09, 2021 at 10:28:25AM -0800, Jakub Kicinski wrote:
> On Tue, 9 Feb 2021 15:11:06 +0200 Leon Romanovsky wrote:
> > From: Aharon Landau <aharonl@nvidia.com>
> >
> > These fields declare which timestamp mode is supported by the device
> > per RQ/SQ/QP.
> >
> > In addiition add the ts_format field to the select the mode for
> > RQ/SQ/QP.
> >
> > Signed-off-by: Aharon Landau <aharonl@nvidia.com>
> > Signed-off-by: Maor Gottlieb <maorg@nvidia.com>
> > Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
>
> We only got patch 1 which explains very little.
I will change my scripts to ensure that all people will be always CCed
on whole series.
https://lore.kernel.org/linux-rdma/20210209131107.698833-3-leon@kernel.org
>
> You also need to CC Richard.
We are not talking about PTP, but about specific to RDMA timestamp mechanism
which is added to the CQE (completion queue entry) per-user request when
he/she creates CQ (completion queue). User has an option to choose the format
of it for every QP/RQ/SQ.
https://github.com/linux-rdma/rdma-core/blob/master/libibverbs/man/ibv_create_cq_ex.3#L44
Thanks
next prev parent reply other threads:[~2021-02-09 19:33 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-09 13:11 [PATCH rdma-next 0/2] Real time/free running timestamp support Leon Romanovsky
2021-02-09 13:11 ` [PATCH mlx5-next 1/2] net/mlx5: Add new timestamp mode bits Leon Romanovsky
2021-02-09 18:28 ` Jakub Kicinski
2021-02-09 19:14 ` Leon Romanovsky [this message]
2021-02-09 19:52 ` Jakub Kicinski
2021-02-10 8:01 ` Leon Romanovsky
2021-02-12 18:10 ` [PATCH rdma-next 0/2] Real time/free running timestamp support Jason Gunthorpe
2021-02-12 21:09 ` Saeed Mahameed
2021-02-12 21:14 ` Jason Gunthorpe
2021-02-12 21:19 ` Saeed Mahameed
2021-02-12 21:21 ` Jason Gunthorpe
2021-02-14 6:41 ` Leon Romanovsky
2021-02-16 14:12 ` Leon Romanovsky
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