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From: keith.busch@intel.com (Keith Busch)
Subject: guaranteed progress for NVME commands?
Date: Tue, 22 Mar 2016 17:57:28 +0000	[thread overview]
Message-ID: <20160322175727.GA4188@localhost.localdomain> (raw)
In-Reply-To: <20160322144615.GA24460@localhost.localdomain>

On Tue, Mar 22, 2016@02:46:16PM +0000, Keith Busch wrote:
> I'm not sure why the driver is even considering that.
> The transfer size doesn't matter; only nr_phys_segments should determine how
> many elements the nvme_iod sgl needs to have.

err, scratch that. The size has to be accounted for when considering
PRP lists, which are unnamed fields in struct nvme_iod.

      reply	other threads:[~2016-03-22 17:57 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-03-22  7:45 guaranteed progress for NVME commands? Christoph Hellwig
2016-03-22 14:46 ` Keith Busch
2016-03-22 17:57   ` Keith Busch [this message]

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