linux-kernel - Re: [PATCH 1/2 v2] IB/qib: don't use qib_wc_x86

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Message-ID: <Y4js47I/JjCXunzF@unreal>
Date:   Thu, 1 Dec 2022 20:05:23 +0200
From:   Leon Romanovsky <leon@...nel.org>
To:     Christoph Hellwig <hch@...radead.org>
Cc:     Randy Dunlap <rdunlap@...radead.org>, linux-kernel@...r.kernel.org,
        Jason Gunthorpe <jgg@...dia.com>,
        Dennis Dalessandro <dennis.dalessandro@...nelisnetworks.com>,
        linux-rdma@...r.kernel.org, Jeff Dike <jdike@...toit.com>,
        Richard Weinberger <richard@....at>,
        Anton Ivanov <anton.ivanov@...bridgegreys.com>,
        Johannes Berg <johannes@...solutions.net>,
        linux-um@...ts.infradead.org
Subject: Re: [PATCH 1/2 v2] IB/qib: don't use qib_wc_x86_64 for UML

On Thu, Dec 01, 2022 at 09:15:31AM -0800, Christoph Hellwig wrote:
> On Thu, Dec 01, 2022 at 11:22:04AM +0200, Leon Romanovsky wrote:
> > I would advocate to add this line to whole drivers/infiniband.
> > None of RDMA code makes sense for UML.
> 
> software iWarp and RoCE absolutely make sense on UML.

Ok, to be more pedantic "none of RDMA HW code ...".
However does anybody use rxe or siw in UML?

Thanks