diff options
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_os.c')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_os.c | 62 |
1 files changed, 44 insertions, 18 deletions
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index c7dcf5656c22..7ab32977ea96 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -3286,11 +3286,6 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) goto probe_failed; } - base_vha->purex_data = kzalloc(PUREX_ENTRY_SIZE, GFP_KERNEL); - if (!base_vha->purex_data) - ql_log(ql_log_warn, base_vha, 0x7118, - "Failed to allocate memory for PUREX data\n"); - if (IS_QLAFX00(ha)) host->can_queue = QLAFX00_MAX_CANQUEUE; else @@ -3473,7 +3468,6 @@ skip_dpc: return 0; probe_failed: - kfree(base_vha->purex_data); if (base_vha->gnl.l) { dma_free_coherent(&ha->pdev->dev, base_vha->gnl.size, base_vha->gnl.l, base_vha->gnl.ldma); @@ -3790,8 +3784,6 @@ qla2x00_remove_one(struct pci_dev *pdev) qla84xx_put_chip(base_vha); - kfree(base_vha->purex_data); - /* Disable timer */ if (base_vha->timer_active) qla2x00_stop_timer(base_vha); @@ -3833,6 +3825,20 @@ qla2x00_remove_one(struct pci_dev *pdev) pci_disable_device(pdev); } +static inline void +qla24xx_free_purex_list(struct purex_list *list) +{ + struct list_head *item, *next; + ulong flags; + + spin_lock_irqsave(&list->lock, flags); + list_for_each_safe(item, next, &list->head) { + list_del(item); + kfree(list_entry(item, struct purex_item, list)); + } + spin_unlock_irqrestore(&list->lock, flags); +} + static void qla2x00_free_device(scsi_qla_host_t *vha) { @@ -3865,6 +3871,8 @@ qla2x00_free_device(scsi_qla_host_t *vha) } + qla24xx_free_purex_list(&vha->purex_list); + qla2x00_mem_free(ha); qla82xx_md_free(vha); @@ -4838,6 +4846,9 @@ struct scsi_qla_host *qla2x00_create_host(struct scsi_host_template *sht, INIT_LIST_HEAD(&vha->gpnid_list); INIT_WORK(&vha->iocb_work, qla2x00_iocb_work_fn); + INIT_LIST_HEAD(&vha->purex_list.head); + spin_lock_init(&vha->purex_list.lock); + spin_lock_init(&vha->work_lock); spin_lock_init(&vha->cmd_list_lock); init_waitqueue_head(&vha->fcport_waitQ); @@ -5860,7 +5871,7 @@ qla25xx_rdp_port_speed_currently(struct qla_hw_data *ha) * vha: SCSI qla host * purex: RDP request received by HBA */ -static int qla24xx_process_purex_iocb(struct scsi_qla_host *vha, void *pkt) +void qla24xx_process_purex_rdp(struct scsi_qla_host *vha, void *pkt) { struct qla_hw_data *ha = vha->hw; struct purex_entry_24xx *purex = pkt; @@ -5876,7 +5887,7 @@ static int qla24xx_process_purex_iocb(struct scsi_qla_host *vha, void *pkt) struct buffer_credit_24xx *bbc = NULL; uint8_t *sfp = NULL; uint16_t sfp_flags = 0; - int rval = -ENOMEM; + int rval; ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x0180, "%s: Enter\n", __func__); @@ -6301,8 +6312,23 @@ dealloc: if (rsp_els) dma_free_coherent(&ha->pdev->dev, sizeof(*rsp_els), rsp_els, rsp_els_dma); +} - return rval; +void qla24xx_process_purex_list(struct purex_list *list) +{ + struct list_head head = LIST_HEAD_INIT(head); + struct purex_item *item, *next; + ulong flags; + + spin_lock_irqsave(&list->lock, flags); + list_splice_init(&list->head, &head); + spin_unlock_irqrestore(&list->lock, flags); + + list_for_each_entry_safe(item, next, &head, list) { + list_del(&item->list); + item->process_item(item->vha, &item->iocb); + kfree(item); + } } void @@ -6652,8 +6678,6 @@ qla2x00_disable_board_on_pci_error(struct work_struct *work) base_vha->flags.online = 0; - kfree(base_vha->purex_data); - qla2x00_destroy_deferred_work(ha); /* @@ -6877,11 +6901,13 @@ qla2x00_do_dpc(void *data) } } - if (test_bit(PROCESS_PUREX_IOCB, &base_vha->dpc_flags) && - (atomic_read(&base_vha->loop_state) == LOOP_READY)) { - qla24xx_process_purex_iocb(base_vha, - base_vha->purex_data); - clear_bit(PROCESS_PUREX_IOCB, &base_vha->dpc_flags); + if (test_bit(PROCESS_PUREX_IOCB, &base_vha->dpc_flags)) { + if (atomic_read(&base_vha->loop_state) == LOOP_READY) { + qla24xx_process_purex_list + (&base_vha->purex_list); + clear_bit(PROCESS_PUREX_IOCB, + &base_vha->dpc_flags); + } } if (test_and_clear_bit(FCPORT_UPDATE_NEEDED, |