[PATCH RFC 2/3] nvme: store cqt value into nvme ctrl object

Hannes Reinecke hare at suse.de
Tue Apr 1 02:34:33 PDT 2025


On 3/24/25 13:07, Daniel Wagner wrote:
> Signed-off-by: Daniel Wagner <wagi at kernel.org>
> ---
>   drivers/nvme/host/core.c | 1 +
>   drivers/nvme/host/nvme.h | 1 +
>   2 files changed, 2 insertions(+)
> 
> diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
> index 40046770f1bf0b98261d8b80e21aa0cc04ebb7a0..135045528ea1c79eac0d6d47d5f7f05a7c98acc4 100644
> --- a/drivers/nvme/host/core.c
> +++ b/drivers/nvme/host/core.c
> @@ -3380,6 +3380,7 @@ static int nvme_init_identify(struct nvme_ctrl *ctrl)
>   	ctrl->kas = le16_to_cpu(id->kas);
>   	ctrl->max_namespaces = le32_to_cpu(id->mnan);
>   	ctrl->ctratt = le32_to_cpu(id->ctratt);
> +	ctrl->cqt = le16_to_cpu(id->cqt);
>   
>   	ctrl->cntrltype = id->cntrltype;
>   	ctrl->dctype = id->dctype;
> diff --git a/drivers/nvme/host/nvme.h b/drivers/nvme/host/nvme.h
> index 7be92d07430e950c3faa764514daf3808009e223..7563332b5b7b76fc6165ec8c6f2d144737d4fe85 100644
> --- a/drivers/nvme/host/nvme.h
> +++ b/drivers/nvme/host/nvme.h
> @@ -344,6 +344,7 @@ struct nvme_ctrl {
>   	u32 oaes;
>   	u32 aen_result;
>   	u32 ctratt;
> +	u16 cqt;
>   	unsigned int shutdown_timeout;
>   	unsigned int kato;
>   	bool subsystem;
> 
Hmm. I would squash it with the next patch, but I'm sure others have
other opinions.

So:

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
HRB 36809 (AG Nürnberg), GF: I. Totev, A. McDonald, W. Knoblich



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