[PATCH] nvme: Elaborate on cache maintenance operation in get/set_features

[Tom Rini]

On Tue, Mar 02, 2021 at 03:43:43PM +0000, Andre Przywara wrote:

> At the moment the nvme_get_features() and nvme_set_features() functions
> carry a (somewhat misleading) comment about missing cache maintenance.
> 
> As it turns out, nvme_get_features() has no caller at all in the tree,
> and nvme_set_features' only user doesn't use a DMA buffer.
> 
> Mention that in the comment, and leave some breadcrumbs for the future,
> should those functions attract more users.
> 
> Signed-off-by: Andre Przywara <andre.przywara at arm.com>
> Reviewed-By: Michael Trimarchi <michael at amarulasolutions.com>
> Reviewed-by: Bin Meng <bmeng.cn at gmail.com>

Applied to u-boot/master, thanks!

-- 
Tom
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