From e09b41010ba33a20a87472ee821fa407a5b8da36 Mon Sep 17 00:00:00 2001 From: José Pekkarinen Date: Mon, 11 Apr 2016 10:41:07 +0300 Subject: These changes are the raw update to linux-4.4.6-rt14. Kernel sources are taken from kernel.org, and rt patch from the rt wiki download page. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit During the rebasing, the following patch collided: Force tick interrupt and get rid of softirq magic(I70131fb85). Collisions have been removed because its logic was found on the source already. Change-Id: I7f57a4081d9deaa0d9ccfc41a6c8daccdee3b769 Signed-off-by: José Pekkarinen --- kernel/drivers/scsi/qla2xxx/qla_os.c | 67 ++++++++++++++++++++++-------------- 1 file changed, 41 insertions(+), 26 deletions(-) (limited to 'kernel/drivers/scsi/qla2xxx/qla_os.c') diff --git a/kernel/drivers/scsi/qla2xxx/qla_os.c b/kernel/drivers/scsi/qla2xxx/qla_os.c index 7462dd70b..fc6674db4 100644 --- a/kernel/drivers/scsi/qla2xxx/qla_os.c +++ b/kernel/drivers/scsi/qla2xxx/qla_os.c @@ -267,7 +267,6 @@ struct scsi_host_template qla2xxx_driver_template = { .shost_attrs = qla2x00_host_attrs, .supported_mode = MODE_INITIATOR, - .use_blk_tags = 1, .track_queue_depth = 1, }; @@ -398,6 +397,9 @@ static void qla2x00_free_queues(struct qla_hw_data *ha) int cnt; for (cnt = 0; cnt < ha->max_req_queues; cnt++) { + if (!test_bit(cnt, ha->req_qid_map)) + continue; + req = ha->req_q_map[cnt]; qla2x00_free_req_que(ha, req); } @@ -405,6 +407,9 @@ static void qla2x00_free_queues(struct qla_hw_data *ha) ha->req_q_map = NULL; for (cnt = 0; cnt < ha->max_rsp_queues; cnt++) { + if (!test_bit(cnt, ha->rsp_qid_map)) + continue; + rsp = ha->rsp_q_map[cnt]; qla2x00_free_rsp_que(ha, rsp); } @@ -656,7 +661,7 @@ qla2x00_sp_compl(void *data, void *ptr, int res) "SP reference-count to ZERO -- sp=%p cmd=%p.\n", sp, GET_CMD_SP(sp)); if (ql2xextended_error_logging & ql_dbg_io) - BUG(); + WARN_ON(atomic_read(&sp->ref_count) == 0); return; } if (!atomic_dec_and_test(&sp->ref_count)) @@ -958,8 +963,8 @@ qla2xxx_eh_abort(struct scsi_cmnd *cmd) } ql_dbg(ql_dbg_taskm, vha, 0x8002, - "Aborting from RISC nexus=%ld:%d:%llu sp=%p cmd=%p\n", - vha->host_no, id, lun, sp, cmd); + "Aborting from RISC nexus=%ld:%d:%llu sp=%p cmd=%p handle=%x\n", + vha->host_no, id, lun, sp, cmd, sp->handle); /* Get a reference to the sp and drop the lock.*/ sp_get(sp); @@ -967,14 +972,9 @@ qla2xxx_eh_abort(struct scsi_cmnd *cmd) spin_unlock_irqrestore(&ha->hardware_lock, flags); rval = ha->isp_ops->abort_command(sp); if (rval) { - if (rval == QLA_FUNCTION_PARAMETER_ERROR) { - /* - * Decrement the ref_count since we can't find the - * command - */ - atomic_dec(&sp->ref_count); + if (rval == QLA_FUNCTION_PARAMETER_ERROR) ret = SUCCESS; - } else + else ret = FAILED; ql_dbg(ql_dbg_taskm, vha, 0x8003, @@ -986,12 +986,6 @@ qla2xxx_eh_abort(struct scsi_cmnd *cmd) } spin_lock_irqsave(&ha->hardware_lock, flags); - /* - * Clear the slot in the oustanding_cmds array if we can't find the - * command to reclaim the resources. - */ - if (rval == QLA_FUNCTION_PARAMETER_ERROR) - vha->req->outstanding_cmds[sp->handle] = NULL; sp->done(ha, sp, 0); spin_unlock_irqrestore(&ha->hardware_lock, flags); @@ -2219,6 +2213,13 @@ qla2x00_set_isp_flags(struct qla_hw_data *ha) ha->device_type |= DT_IIDMA; ha->fw_srisc_address = RISC_START_ADDRESS_2400; break; + case PCI_DEVICE_ID_QLOGIC_ISP2261: + ha->device_type |= DT_ISP2261; + ha->device_type |= DT_ZIO_SUPPORTED; + ha->device_type |= DT_FWI2; + ha->device_type |= DT_IIDMA; + ha->fw_srisc_address = RISC_START_ADDRESS_2400; + break; } if (IS_QLA82XX(ha)) @@ -2296,7 +2297,8 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) pdev->device == PCI_DEVICE_ID_QLOGIC_ISPF001 || pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8044 || pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2071 || - pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2271) { + pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2271 || + pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2261) { bars = pci_select_bars(pdev, IORESOURCE_MEM); mem_only = 1; ql_dbg_pci(ql_dbg_init, pdev, 0x0007, @@ -2504,6 +2506,7 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) ha->mbx_count = MAILBOX_REGISTER_COUNT; req_length = REQUEST_ENTRY_CNT_24XX; rsp_length = RESPONSE_ENTRY_CNT_2300; + ha->tgt.atio_q_length = ATIO_ENTRY_CNT_24XX; ha->max_loop_id = SNS_LAST_LOOP_ID_2300; ha->init_cb_size = sizeof(struct mid_init_cb_81xx); ha->gid_list_info_size = 8; @@ -2973,7 +2976,6 @@ qla2x00_shutdown(struct pci_dev *pdev) static void qla2x00_delete_all_vps(struct qla_hw_data *ha, scsi_qla_host_t *base_vha) { - struct Scsi_Host *scsi_host; scsi_qla_host_t *vha; unsigned long flags; @@ -2984,7 +2986,7 @@ qla2x00_delete_all_vps(struct qla_hw_data *ha, scsi_qla_host_t *base_vha) BUG_ON(base_vha->list.next == &ha->vp_list); /* This assumes first entry in ha->vp_list is always base vha */ vha = list_first_entry(&base_vha->list, scsi_qla_host_t, list); - scsi_host = scsi_host_get(vha->host); + scsi_host_get(vha->host); spin_unlock_irqrestore(&ha->vport_slock, flags); mutex_unlock(&ha->vport_lock); @@ -3229,11 +3231,15 @@ qla2x00_schedule_rport_del(struct scsi_qla_host *vha, fc_port_t *fcport, spin_lock_irqsave(vha->host->host_lock, flags); fcport->drport = rport; spin_unlock_irqrestore(vha->host->host_lock, flags); + qlt_do_generation_tick(vha, &base_vha->total_fcport_update_gen); set_bit(FCPORT_UPDATE_NEEDED, &base_vha->dpc_flags); qla2xxx_wake_dpc(base_vha); } else { - fc_remote_port_delete(rport); - qlt_fc_port_deleted(vha, fcport); + int now; + if (rport) + fc_remote_port_delete(rport); + qlt_do_generation_tick(vha, &now); + qlt_fc_port_deleted(vha, fcport, now); } } @@ -3270,9 +3276,10 @@ void qla2x00_mark_device_lost(scsi_qla_host_t *vha, fc_port_t *fcport, if (!do_login) return; + set_bit(RELOGIN_NEEDED, &vha->dpc_flags); + if (fcport->login_retry == 0) { fcport->login_retry = vha->hw->login_retry_count; - set_bit(RELOGIN_NEEDED, &vha->dpc_flags); ql_dbg(ql_dbg_disc, vha, 0x2067, "Port login retry %8phN, id = 0x%04x retry cnt=%d.\n", @@ -3763,8 +3770,11 @@ struct scsi_qla_host *qla2x00_create_host(struct scsi_host_template *sht, INIT_LIST_HEAD(&vha->vp_fcports); INIT_LIST_HEAD(&vha->work_list); INIT_LIST_HEAD(&vha->list); + INIT_LIST_HEAD(&vha->qla_cmd_list); + INIT_LIST_HEAD(&vha->qla_sess_op_cmd_list); spin_lock_init(&vha->work_lock); + spin_lock_init(&vha->cmd_list_lock); sprintf(vha->host_str, "%s_%ld", QLA2XXX_DRIVER_NAME, vha->host_no); ql_dbg(ql_dbg_init, vha, 0x0041, @@ -4418,7 +4428,10 @@ retry_lock2: void qla83xx_idc_unlock(scsi_qla_host_t *base_vha, uint16_t requester_id) { - uint16_t options = (requester_id << 15) | BIT_7, retry; +#if 0 + uint16_t options = (requester_id << 15) | BIT_7; +#endif + uint16_t retry; uint32_t data; struct qla_hw_data *ha = base_vha->hw; @@ -4454,6 +4467,7 @@ retry_unlock: return; +#if 0 /* XXX: IDC-unlock implementation using access-control mbx */ retry = 0; retry_unlock2: @@ -4469,6 +4483,7 @@ retry_unlock2: } return; +#endif } int @@ -4788,7 +4803,6 @@ qla2x00_disable_board_on_pci_error(struct work_struct *work) static int qla2x00_do_dpc(void *data) { - int rval; scsi_qla_host_t *base_vha; struct qla_hw_data *ha; @@ -5020,7 +5034,7 @@ loop_resync_check: if (!(test_and_set_bit(LOOP_RESYNC_ACTIVE, &base_vha->dpc_flags))) { - rval = qla2x00_loop_resync(base_vha); + qla2x00_loop_resync(base_vha); clear_bit(LOOP_RESYNC_ACTIVE, &base_vha->dpc_flags); @@ -5704,6 +5718,7 @@ static struct pci_device_id qla2xxx_pci_tbl[] = { { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8044) }, { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2071) }, { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2271) }, + { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2261) }, { 0 }, }; MODULE_DEVICE_TABLE(pci, qla2xxx_pci_tbl); -- cgit 1.2.3-korg