diff options
Diffstat (limited to '')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_sli.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c index 12319f63cb45..e660ee98ad8b 100644 --- a/drivers/scsi/lpfc/lpfc_sli.c +++ b/drivers/scsi/lpfc/lpfc_sli.c @@ -4918,8 +4918,17 @@ static int lpfc_sli4_rb_setup(struct lpfc_hba *phba) { phba->hbq_in_use = 1; - phba->hbqs[LPFC_ELS_HBQ].entry_count = - lpfc_hbq_defs[LPFC_ELS_HBQ]->entry_count; + /** + * Specific case when the MDS diagnostics is enabled and supported. + * The receive buffer count is truncated to manage the incoming + * traffic. + **/ + if (phba->cfg_enable_mds_diags && phba->mds_diags_support) + phba->hbqs[LPFC_ELS_HBQ].entry_count = + lpfc_hbq_defs[LPFC_ELS_HBQ]->entry_count >> 1; + else + phba->hbqs[LPFC_ELS_HBQ].entry_count = + lpfc_hbq_defs[LPFC_ELS_HBQ]->entry_count; phba->hbq_count = 1; lpfc_sli_hbqbuf_init_hbqs(phba, LPFC_ELS_HBQ); /* Initially populate or replenish the HBQs */ |