Re: [PATCH 63/77] scsi/lpfc: convert to idr_alloc()

[James Smart]

Acked-by: James Smart <james.smart@xxxxxxxxxx>

-- james s


On 2/6/2013 2:40 PM, Tejun Heo wrote:
> Convert to the much saner new idr interface.
>
> Only compile tested.
>
> Signed-off-by: Tejun Heo <tj@xxxxxxxxxx>
> Cc: James Smart <james.smart@xxxxxxxxxx>
> Cc: linux-scsi@xxxxxxxxxxxxxxx
> ---
>   drivers/scsi/lpfc/lpfc_init.c | 12 ++++--------
>   1 file changed, 4 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
> index 26ca2ef..314b4f6 100644
> --- a/drivers/scsi/lpfc/lpfc_init.c
> +++ b/drivers/scsi/lpfc/lpfc_init.c
> @@ -3165,14 +3165,10 @@ destroy_port(struct lpfc_vport *vport)
>   int
>   lpfc_get_instance(void)
>   {
> -	int instance = 0;
> -
> -	/* Assign an unused number */
> -	if (!idr_pre_get(&lpfc_hba_index, GFP_KERNEL))
> -		return -1;
> -	if (idr_get_new(&lpfc_hba_index, NULL, &instance))
> -		return -1;
> -	return instance;
> +	int ret;
> +
> +	ret = idr_alloc(&lpfc_hba_index, NULL, 0, 0, GFP_KERNEL);
> +	return ret < 0 ? -1 : ret;
>   }
>   
>   /**

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