[PATCH] nvme-pci: add another device ID with stripe quirk

Keith Busch kbusch at kernel.org
Tue Mar 16 21:08:52 GMT 2021


On Tue, Mar 16, 2021 at 07:30:42AM +0000, Christoph Hellwig wrote:
> On Mon, Mar 15, 2021 at 11:22:18PM -0400, Zheng Wu wrote:
> > From: Wu Zheng <wu.zheng at intel.com>
> > 
> > Adds the Intel controller of P5510 which has the "stripe" quirk.
> > 
> > Signed-off-by: Zheng Wu <wu.zheng at intel.com>
> > Signed-off-by: Ye Jinhe <jinhe.ye at intel.com>
> 
> I'm pretty sure we said we're not going add more of these years after
> there has been a standard way to communicate this performance preference
> using the noiob field.

P5510 was a Q4'20 release and NOIOB is 4 years older than that!

Jinhe, is it possible to reiterate to the development side how painful
this non-standard behavior is to the nvme ecosystem? The spec compliant
method is a simple and harmless f/w change that will make all your Linux
customers better off.



More information about the Linux-nvme mailing list