diff options
Diffstat (limited to 'drivers/scsi')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_sli.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c index 46e062dafd8..e0142889582 100644 --- a/drivers/scsi/lpfc/lpfc_sli.c +++ b/drivers/scsi/lpfc/lpfc_sli.c @@ -904,6 +904,7 @@ lpfc_sli_handle_fast_ring_event(struct lpfc_hba * phba, { struct lpfc_pgp *pgp = &phba->slim2p->mbx.us.s2.port[pring->ringno]; IOCB_t *irsp = NULL; + IOCB_t *entry = NULL; struct lpfc_iocbq *cmdiocbq = NULL; struct lpfc_iocbq rspiocbq; uint32_t status; @@ -948,7 +949,17 @@ lpfc_sli_handle_fast_ring_event(struct lpfc_hba * phba, rmb(); while (pring->rspidx != portRspPut) { - irsp = (IOCB_t *) IOCB_ENTRY(pring->rspringaddr, pring->rspidx); + /* + * Fetch an entry off the ring and copy it into a local data + * structure. The copy involves a byte-swap since the + * network byte order and pci byte orders are different. + */ + entry = (IOCB_t *) IOCB_ENTRY(pring->rspringaddr, pring->rspidx); + lpfc_sli_pcimem_bcopy((uint32_t *) entry, + (uint32_t *) &rspiocbq.iocb, + sizeof (IOCB_t)); + irsp = &rspiocbq.iocb; + type = lpfc_sli_iocb_cmd_type(irsp->ulpCommand & CMD_IOCB_MASK); pring->stats.iocb_rsp++; rsp_cmpl++; @@ -980,10 +991,6 @@ lpfc_sli_handle_fast_ring_event(struct lpfc_hba * phba, break; } - rspiocbq.iocb.un.ulpWord[4] = irsp->un.ulpWord[4]; - rspiocbq.iocb.ulpStatus = irsp->ulpStatus; - rspiocbq.iocb.ulpContext = irsp->ulpContext; - rspiocbq.iocb.ulpIoTag = irsp->ulpIoTag; cmdiocbq = lpfc_sli_txcmpl_ring_iotag_lookup(phba, pring, &rspiocbq); |