diff options
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_init.c')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_init.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c index 1953b3bbd60a..7f54916c4f62 100644 --- a/drivers/scsi/lpfc/lpfc_init.c +++ b/drivers/scsi/lpfc/lpfc_init.c @@ -988,9 +988,12 @@ lpfc_hba_down_post_s4(struct lpfc_hba *phba) LIST_HEAD(aborts); unsigned long iflag = 0; struct lpfc_sglq *sglq_entry = NULL; + struct lpfc_sli *psli = &phba->sli; + struct lpfc_sli_ring *pring; lpfc_hba_free_post_buf(phba); lpfc_hba_clean_txcmplq(phba); + pring = &psli->ring[LPFC_ELS_RING]; /* At this point in time the HBA is either reset or DOA. Either * way, nothing should be on lpfc_abts_els_sgl_list, it needs to be @@ -1008,8 +1011,10 @@ lpfc_hba_down_post_s4(struct lpfc_hba *phba) &phba->sli4_hba.lpfc_abts_els_sgl_list, list) sglq_entry->state = SGL_FREED; + spin_lock(&pring->ring_lock); list_splice_init(&phba->sli4_hba.lpfc_abts_els_sgl_list, &phba->sli4_hba.lpfc_sgl_list); + spin_unlock(&pring->ring_lock); spin_unlock(&phba->sli4_hba.abts_sgl_list_lock); /* abts_scsi_buf_list_lock required because worker thread uses this * list. @@ -3047,6 +3052,7 @@ lpfc_sli4_xri_sgl_update(struct lpfc_hba *phba) LIST_HEAD(els_sgl_list); LIST_HEAD(scsi_sgl_list); int rc; + struct lpfc_sli_ring *pring = &phba->sli.ring[LPFC_ELS_RING]; /* * update on pci function's els xri-sgl list @@ -3087,7 +3093,9 @@ lpfc_sli4_xri_sgl_update(struct lpfc_hba *phba) list_add_tail(&sglq_entry->list, &els_sgl_list); } spin_lock_irq(&phba->hbalock); + spin_lock(&pring->ring_lock); list_splice_init(&els_sgl_list, &phba->sli4_hba.lpfc_sgl_list); + spin_unlock(&pring->ring_lock); spin_unlock_irq(&phba->hbalock); } else if (els_xri_cnt < phba->sli4_hba.els_xri_cnt) { /* els xri-sgl shrinked */ @@ -3097,7 +3105,9 @@ lpfc_sli4_xri_sgl_update(struct lpfc_hba *phba) "%d to %d\n", phba->sli4_hba.els_xri_cnt, els_xri_cnt); spin_lock_irq(&phba->hbalock); + spin_lock(&pring->ring_lock); list_splice_init(&phba->sli4_hba.lpfc_sgl_list, &els_sgl_list); + spin_unlock(&pring->ring_lock); spin_unlock_irq(&phba->hbalock); /* release extra els sgls from list */ for (i = 0; i < xri_cnt; i++) { @@ -3110,7 +3120,9 @@ lpfc_sli4_xri_sgl_update(struct lpfc_hba *phba) } } spin_lock_irq(&phba->hbalock); + spin_lock(&pring->ring_lock); list_splice_init(&els_sgl_list, &phba->sli4_hba.lpfc_sgl_list); + spin_unlock(&pring->ring_lock); spin_unlock_irq(&phba->hbalock); } else lpfc_printf_log(phba, KERN_INFO, LOG_SLI, @@ -5680,10 +5692,13 @@ static void lpfc_free_els_sgl_list(struct lpfc_hba *phba) { LIST_HEAD(sglq_list); + struct lpfc_sli_ring *pring = &phba->sli.ring[LPFC_ELS_RING]; /* Retrieve all els sgls from driver list */ spin_lock_irq(&phba->hbalock); + spin_lock(&pring->ring_lock); list_splice_init(&phba->sli4_hba.lpfc_sgl_list, &sglq_list); + spin_unlock(&pring->ring_lock); spin_unlock_irq(&phba->hbalock); /* Now free the sgl list */ |