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| author | Dick Kennedy <dick.kennedy@broadcom.com> | 2017-09-30 02:34:35 +0200 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2017-10-03 04:46:36 +0200 |
| commit | 8e036a9497c5d565baafda4c648f2f372999a547 (patch) | |
| tree | 648132c50d271d623f8ce58c3235b7757372aff0 | |
| parent | scsi: lpfc: Move CQ processing to a soft IRQ (diff) | |
| download | linux-8e036a9497c5d565baafda4c648f2f372999a547.tar.xz linux-8e036a9497c5d565baafda4c648f2f372999a547.zip | |
scsi: lpfc: Fix FCP hba_wqidx assignment
The driver is encountering oops in lpfc_sli_calc_ring.
The driver is setting hba_wqidx for FCP based on the policy in use for
NVME. The two may not be the same. Change to set the wqidx based on the
FCP policy.
Cc: <stable@vger.kernel.org> # 4.12+
Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com>
Signed-off-by: James Smart <james.smart@broadcom.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_sli.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c index 2893d4fb9654..8c37885f4851 100644 --- a/drivers/scsi/lpfc/lpfc_sli.c +++ b/drivers/scsi/lpfc/lpfc_sli.c @@ -9396,10 +9396,13 @@ lpfc_sli4_calc_ring(struct lpfc_hba *phba, struct lpfc_iocbq *piocb) * for abort iocb hba_wqidx should already * be setup based on what work queue we used. */ - if (!(piocb->iocb_flag & LPFC_USE_FCPWQIDX)) + if (!(piocb->iocb_flag & LPFC_USE_FCPWQIDX)) { piocb->hba_wqidx = lpfc_sli4_scmd_to_wqidx_distr(phba, piocb->context1); + piocb->hba_wqidx = piocb->hba_wqidx % + phba->cfg_fcp_io_channel; + } return phba->sli4_hba.fcp_wq[piocb->hba_wqidx]->pring; } else { if (unlikely(!phba->sli4_hba.oas_wq)) |