[PATCH 2/2] nvme: add rotational support

Hannes Reinecke hare at suse.de
Tue Oct 8 23:17:04 PDT 2024


On 10/8/24 16:55, Matias Bjørling wrote:
> From: Matias Bjørling <matias.bjorling at wdc.com>
> 
> Rotational devices, such as hard-drives, can be detected using
> the rotational bit in the namespace independent identify namespace
> data structure. Make the bit visible to the block layer through the
> rotational queue setting.
> 
> Note that rotational devices typically can be used to generate random
> entropy, the device is therefore also added as a block device that adds
> entropy.
> 
> Signed-off-by: Matias Bjørling <matias.bjorling at wdc.com>
> ---
>   drivers/nvme/host/core.c | 5 +++++
>   include/linux/nvme.h     | 1 +
>   2 files changed, 6 insertions(+)
>
Reviewed-by: Hannes Reinecke <hare at suse.de>

Cheers,

Hannes
-- 
Dr. Hannes Reinecke                  Kernel Storage Architect
hare at suse.de                                +49 911 74053 688
SUSE Software Solutions GmbH, Frankenstr. 146, 90461 Nürnberg
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