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Date:   Wed, 22 Mar 2023 15:20:10 +0100
From:   Christoph Hellwig <hch@lst.de>
To:     Daniel Wagner <dwagner@suse.de>
Cc:     Christoph Hellwig <hch@lst.de>, Keith Busch <kbusch@meta.com>,
        linux-block@vger.kernel.org, axboe@kernel.dk,
        linux-nvme@lists.infradead.org, sagi@grimberg.me,
        Keith Busch <kbusch@kernel.org>
Subject: Re: [PATCH 2/3] nvme: add polling options for loop target
Message-ID: <20230322142010.GA18721@lst.de>
References: <20230322002350.4038048-1-kbusch@meta.com> <20230322002350.4038048-3-kbusch@meta.com> <20230322082310.GA22782@lst.de> <20230322084651.xmnup2ag3ve6jr3a@carbon.lan> <20230322135200.GA16587@lst.de> <20230322140619.zy2msly7mcuwgo6a@carbon.lan>
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On Wed, Mar 22, 2023 at 03:06:19PM +0100, Daniel Wagner wrote:
> On Wed, Mar 22, 2023 at 02:52:00PM +0100, Christoph Hellwig wrote:
> > Who says that we could support polling on all current and future
> > fabrics transports?
> 
> I just assumed this is a generic feature supposed to present in all transports.
> I'll update my new blktest test to run only tcp or rdma.

The best idea would be to do a trival and error, that is do a _notrun
if trying to create a connection with the options fails.