[PATCH v7 RFC] nvme: improve performance for virtual NVMe devices

Christoph Hellwig hch at infradead.org
Mon Apr 10 08:37:32 PDT 2017


On Sat, Apr 01, 2017 at 06:50:03PM -0300, Helen Koike wrote:
> 
> Hi Christoph,
> 
> Thanks for reviewing this patch
> 
> On 2017-03-31 04:01 AM, Christoph Hellwig wrote:
> > I'd still prefer to not hide the MMIO path behind nvme_write_doorbell,
> > but except for that this looks fine to me:
> > 
> 
> Do you mean wrapping the call to writel()? What do you think if I send a new
> version with the changes below? It wouldn't hide the call to writel()
> inside nvme_write_doorbell anymore.

Yes, that's the version I'd prefer.



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