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SubjectRe: [PATCH v1 1/1] ufs: mcq: fix incorrectly set queue depth
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On 2/14/23 09:50, Asutosh Das wrote:
> ufshcd_config_mcq() may change the can_queue value.
> The current code invokes scsi_add_host() before ufshcd_config_mcq().
> So the tags are limited to the old can_queue value.
>
> Fix this by invoking scsi_add_host() after ufshcd_config_mcq().

Please add a Fixes: tag.

> diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c
> index 3b3cf78..04e42b2 100644
> --- a/drivers/ufs/core/ufshcd.c
> +++ b/drivers/ufs/core/ufshcd.c
> @@ -8535,6 +8535,8 @@ static int ufshcd_device_init(struct ufs_hba *hba, bool init_dev_params)
> use_mcq_mode = false;
> dev_err(hba->dev, "MCQ mode is disabled, err=%d\n",
> ret);
> + } else {
> + ufshcd_config_mcq(hba);
> }

Please rework this code such that the success case (ret == 0) is handled
first. That is the approach followed elsewhere in the Linux kernel.

Otherwise this patch looks good to me.

Thanks,

Bart.

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