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Re: [PATCH v2 10/12] hw/block/nvme: move cmb logic to v1.4

From: Klaus Jensen
Subject: Re: [PATCH v2 10/12] hw/block/nvme: move cmb logic to v1.4
Date: Mon, 18 Jan 2021 14:04:09 +0100

On Jan 18 21:58, Minwoo Im wrote:
> Hello,
> On 21-01-18 10:47:03, Klaus Jensen wrote:
> > From: Padmakar Kalghatgi <p.kalghatgi@samsung.com>
> > 
> > Implement v1.4 logic for configuring the Controller Memory Buffer. This
> > is not backward compatible with v1.3, so drivers that only support v1.3
> > will not be able to use the CMB anymore.
> > 
> > Signed-off-by: Padmakar Kalghatgi <p.kalghatgi@samsung.com>
> > Signed-off-by: Klaus Jensen <k.jensen@samsung.com>
> Yes, CMB in v1.4 is not backward-compatible, but is it okay to move onto
> the CMB v1.4 from v1.3 without supporting the v1.3 usage on this device
> model?

Next patch moves to v1.4. I wanted to split it because the "bump" patch
also adds a couple of other v1.4 requires fields. But I understand that
this is slightly wrong.

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