linux-kernel - Re: [PATCH rdma-next] RDMA/rdmavt: Decouple QP and SGE lists allocations

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Message-ID: <20210519182941.GQ1002214@nvidia.com>
Date:   Wed, 19 May 2021 15:29:41 -0300
From:   Jason Gunthorpe <jgg@...dia.com>
To:     Dennis Dalessandro <dennis.dalessandro@...nelisnetworks.com>
Cc:     Leon Romanovsky <leon@...nel.org>,
        "Marciniszyn, Mike" <mike.marciniszyn@...nelisnetworks.com>,
        Doug Ledford <dledford@...hat.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-rdma@...r.kernel.org" <linux-rdma@...r.kernel.org>
Subject: Re: [PATCH rdma-next] RDMA/rdmavt: Decouple QP and SGE lists
 allocations

On Wed, May 19, 2021 at 07:56:32AM -0400, Dennis Dalessandro wrote:

> Perhaps the code can be enhanced to move more stuff into the driver's own
> structs as Jason points out, but that should happen first. For now I still
> don't understand why the core can't optionally make the allocation per node.

Because I think it is wrong in the general case to assign all
allocations to a single node?

Jason