linux-kernel - Re: [MAINLINE 0/2] Enable DIM for legacy ULPs and use it in RDS

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Message-ID: <Zu191hsvJmvBlJ4J@infradead.org>
Date: Fri, 20 Sep 2024 06:51:18 -0700
From: Christoph Hellwig <hch@...radead.org>
To: Haakon Bugge <haakon.bugge@...cle.com>
Cc: Christoph Hellwig <hch@...radead.org>, Jason Gunthorpe <jgg@...pe.ca>,
	Leon Romanovsky <leon@...nel.org>,
	Allison Henderson <allison.henderson@...cle.com>,
	"David S . Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	OFED mailing list <linux-rdma@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"rds-devel@....oracle.com" <rds-devel@....oracle.com>
Subject: Re: [MAINLINE 0/2] Enable DIM for legacy ULPs and use it in RDS

On Fri, Sep 20, 2024 at 09:46:06AM +0000, Haakon Bugge wrote:
> > I would much prefer if you could move RDS off that horrible API finally
> > instead of investing more effort into it and making it more complicated.
> 
> ib_alloc_cq() and family does not support arming the CQ with the IB_CQ_SOLICITED flag, which RDS uses.

Then work on supporting it.  RDS and SMC are the only users, so one
of the maintainers needs to drive it.