From: Leon Romanovsky <leon@kernel.org>
To: Jason Gunthorpe <jgg@nvidia.com>
Cc: "Marciniszyn, Mike" <mike.marciniszyn@cornelisnetworks.com>,
"Dalessandro, Dennis" <dennis.dalessandro@cornelisnetworks.com>,
Doug Ledford <dledford@redhat.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-rdma@vger.kernel.org" <linux-rdma@vger.kernel.org>
Subject: Re: [PATCH rdma-next] RDMA/rdmavt: Decouple QP and SGE lists allocations
Date: Wed, 19 May 2021 10:50:22 +0300 [thread overview]
Message-ID: <YKTDPm6j29jziSxT@unreal> (raw)
In-Reply-To: <20210514150237.GJ1002214@nvidia.com>
On Fri, May 14, 2021 at 12:02:37PM -0300, Jason Gunthorpe wrote:
> On Fri, May 14, 2021 at 03:00:37PM +0000, Marciniszyn, Mike wrote:
> > > The core stuff in ib_qp is not performance sensitive and has no obvious node
> > > affinity since it relates primarily to simple control stuff.
> > >
> >
> > The current rvt_qp "inherits" from ib_qp, so the fields in the
> > "control" stuff are performance critical especially for receive
> > processing and have historically live in the same allocation.
>
> This is why I said "core stuff in ib_qp" if drivers are adding
> performance stuff to their own structs then that is the driver's
> responsibility to handle.
Can I learn from this response that node aware allocation is not needed,
and this patch can go as is.
Thanks
next prev parent reply other threads:[~2021-05-19 7:50 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-11 10:36 [PATCH rdma-next] RDMA/rdmavt: Decouple QP and SGE lists allocations Leon Romanovsky
2021-05-11 10:59 ` Haakon Bugge
2021-05-11 12:34 ` Leon Romanovsky
2021-05-11 19:15 ` Marciniszyn, Mike
2021-05-11 19:27 ` Leon Romanovsky
2021-05-11 19:39 ` Marciniszyn, Mike
2021-05-12 4:08 ` Dennis Dalessandro
2021-05-12 12:13 ` Leon Romanovsky
2021-05-12 12:45 ` Dennis Dalessandro
2021-05-11 12:26 ` Dennis Dalessandro
2021-05-11 12:34 ` Leon Romanovsky
2021-05-12 12:25 ` Marciniszyn, Mike
2021-05-12 12:50 ` Leon Romanovsky
2021-05-13 19:03 ` Dennis Dalessandro
2021-05-13 19:15 ` Jason Gunthorpe
2021-05-13 19:31 ` Dennis Dalessandro
2021-05-14 13:02 ` Jason Gunthorpe
2021-05-14 14:07 ` Dennis Dalessandro
2021-05-14 14:35 ` Jason Gunthorpe
2021-05-14 15:00 ` Marciniszyn, Mike
2021-05-14 15:02 ` Jason Gunthorpe
2021-05-19 7:50 ` Leon Romanovsky [this message]
2021-05-19 11:56 ` Dennis Dalessandro
2021-05-19 18:29 ` Jason Gunthorpe
2021-05-19 19:49 ` Dennis Dalessandro
2021-05-19 20:26 ` Jason Gunthorpe
2021-05-20 22:02 ` Dennis Dalessandro
2021-05-21 6:29 ` Leon Romanovsky
2021-05-25 13:13 ` Jason Gunthorpe
2021-05-25 14:10 ` Dennis Dalessandro
2021-05-25 14:20 ` Jason Gunthorpe
2021-05-25 14:29 ` Dennis Dalessandro
2021-06-28 21:59 ` Marciniszyn, Mike
2021-06-28 23:19 ` Jason Gunthorpe
2021-07-04 6:34 ` Leon Romanovsky
2021-06-02 4:33 ` Leon Romanovsky
2021-05-16 10:56 ` Leon Romanovsky
2021-05-12 12:23 ` Marciniszyn, Mike
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