diff options
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_mem.c | 4 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_sli.c | 10 |
2 files changed, 9 insertions, 5 deletions
diff --git a/drivers/scsi/lpfc/lpfc_mem.c b/drivers/scsi/lpfc/lpfc_mem.c index 9c22a2c93462..09cbdc952f75 100644 --- a/drivers/scsi/lpfc/lpfc_mem.c +++ b/drivers/scsi/lpfc/lpfc_mem.c @@ -560,8 +560,6 @@ lpfc_els_hbq_free(struct lpfc_hba *phba, struct hbq_dmabuf *hbqbp) * Description: Allocates a DMA-mapped receive buffer from the lpfc_hrb_pool PCI * pool along a non-DMA-mapped container for it. * - * Notes: Not interrupt-safe. Must be called with no locks held. - * * Returns: * pointer to HBQ on success * NULL on failure @@ -631,7 +629,7 @@ lpfc_sli4_nvmet_alloc(struct lpfc_hba *phba) { struct rqb_dmabuf *dma_buf; - dma_buf = kzalloc(sizeof(struct rqb_dmabuf), GFP_KERNEL); + dma_buf = kzalloc(sizeof(*dma_buf), GFP_KERNEL); if (!dma_buf) return NULL; diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c index 2ab351260e81..a7b14875af5f 100644 --- a/drivers/scsi/lpfc/lpfc_sli.c +++ b/drivers/scsi/lpfc/lpfc_sli.c @@ -6755,12 +6755,16 @@ lpfc_post_rq_buffer(struct lpfc_hba *phba, struct lpfc_queue *hrq, struct rqb_dmabuf *rqb_buffer; LIST_HEAD(rqb_buf_list); - spin_lock_irqsave(&phba->hbalock, flags); rqbp = hrq->rqbp; for (i = 0; i < count; i++) { + spin_lock_irqsave(&phba->hbalock, flags); /* IF RQ is already full, don't bother */ - if (rqbp->buffer_count + i >= rqbp->entry_count - 1) + if (rqbp->buffer_count + i >= rqbp->entry_count - 1) { + spin_unlock_irqrestore(&phba->hbalock, flags); break; + } + spin_unlock_irqrestore(&phba->hbalock, flags); + rqb_buffer = rqbp->rqb_alloc_buffer(phba); if (!rqb_buffer) break; @@ -6769,6 +6773,8 @@ lpfc_post_rq_buffer(struct lpfc_hba *phba, struct lpfc_queue *hrq, rqb_buffer->idx = idx; list_add_tail(&rqb_buffer->hbuf.list, &rqb_buf_list); } + + spin_lock_irqsave(&phba->hbalock, flags); while (!list_empty(&rqb_buf_list)) { list_remove_head(&rqb_buf_list, rqb_buffer, struct rqb_dmabuf, hbuf.list); |