Re: [PATCH 04/14] lpfc: Enlarge nvmet asynchronous receive buffer counts

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On Sat,  7 Apr 2018 11:30:16 -0700
James Smart <jsmart2021@xxxxxxxxx> wrote:

> Under large io load, the current sizing of asynchronous buffer counts
> could be exceeded, indicated by a 2885 log message:
>   2885 Port Status Event: port status reg 0x81800000, port smphr
>       reg 0xc000, error 1=0x52004a01, error 2=0x0
> 
> Enlarge the async receive queue size.  Allow for a configurable number
> of buffers to be posted to each RQ, using the new attribute
> lpfc_nvmet_mrq_post.
> 
> Signed-off-by: Dick Kennedy <dick.kennedy@xxxxxxxxxxxx>
> Signed-off-by: James Smart <james.smart@xxxxxxxxxxxx>
> ---
>  drivers/scsi/lpfc/lpfc.h       |  1 +
>  drivers/scsi/lpfc/lpfc_attr.c  | 11 +++++++++++
>  drivers/scsi/lpfc/lpfc_nvmet.h |  6 ++++--
>  drivers/scsi/lpfc/lpfc_sli.c   |  2 +-
>  4 files changed, 17 insertions(+), 3 deletions(-)
> 

Reviewed-by: Hannes Reinecke <hare@xxxxxxxx>

Cheers,

Hannes



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