diff options
| -rw-r--r-- | drivers/scsi/megaraid/megaraid_sas_base.c | 65 | ||||
| -rw-r--r-- | drivers/scsi/megaraid/megaraid_sas_fusion.c | 4 |
2 files changed, 54 insertions, 15 deletions
diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c index 401ed67cf4c1..d63f04147a59 100644 --- a/drivers/scsi/megaraid/megaraid_sas_base.c +++ b/drivers/scsi/megaraid/megaraid_sas_base.c @@ -1689,22 +1689,66 @@ static int megasas_slave_alloc(struct scsi_device *sdev) return 0; } +/* +* megasas_complete_outstanding_ioctls - Complete outstanding ioctls after a +* kill adapter +* @instance: Adapter soft state +* +*/ +void megasas_complete_outstanding_ioctls(struct megasas_instance *instance) +{ + int i; + struct megasas_cmd *cmd_mfi; + struct megasas_cmd_fusion *cmd_fusion; + struct fusion_context *fusion = instance->ctrl_context; + + /* Find all outstanding ioctls */ + if (fusion) { + for (i = 0; i < instance->max_fw_cmds; i++) { + cmd_fusion = fusion->cmd_list[i]; + if (cmd_fusion->sync_cmd_idx != (u32)ULONG_MAX) { + cmd_mfi = instance->cmd_list[cmd_fusion->sync_cmd_idx]; + if (cmd_mfi->sync_cmd && + cmd_mfi->frame->hdr.cmd != MFI_CMD_ABORT) + megasas_complete_cmd(instance, + cmd_mfi, DID_OK); + } + } + } else { + for (i = 0; i < instance->max_fw_cmds; i++) { + cmd_mfi = instance->cmd_list[i]; + if (cmd_mfi->sync_cmd && cmd_mfi->frame->hdr.cmd != + MFI_CMD_ABORT) + megasas_complete_cmd(instance, cmd_mfi, DID_OK); + } + } +} + + void megaraid_sas_kill_hba(struct megasas_instance *instance) { + /* Set critical error to block I/O & ioctls in case caller didn't */ + instance->adprecovery = MEGASAS_HW_CRITICAL_ERROR; + /* Wait 1 second to ensure IO or ioctls in build have posted */ + msleep(1000); if ((instance->pdev->device == PCI_DEVICE_ID_LSI_SAS0073SKINNY) || - (instance->pdev->device == PCI_DEVICE_ID_LSI_SAS0071SKINNY) || - (instance->pdev->device == PCI_DEVICE_ID_LSI_FUSION) || - (instance->pdev->device == PCI_DEVICE_ID_LSI_PLASMA) || - (instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER) || - (instance->pdev->device == PCI_DEVICE_ID_LSI_FURY)) { - writel(MFI_STOP_ADP, &instance->reg_set->doorbell); + (instance->pdev->device == PCI_DEVICE_ID_LSI_SAS0071SKINNY) || + (instance->pdev->device == PCI_DEVICE_ID_LSI_FUSION) || + (instance->pdev->device == PCI_DEVICE_ID_LSI_PLASMA) || + (instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER) || + (instance->pdev->device == PCI_DEVICE_ID_LSI_FURY)) { + writel(MFI_STOP_ADP, + &instance->reg_set->doorbell); /* Flush */ readl(&instance->reg_set->doorbell); if (instance->mpio && instance->requestorId) memset(instance->ld_ids, 0xff, MEGASAS_MAX_LD_IDS); } else { - writel(MFI_STOP_ADP, &instance->reg_set->inbound_doorbell); + writel(MFI_STOP_ADP, + &instance->reg_set->inbound_doorbell); } + /* Complete outstanding ioctls when adapter is killed */ + megasas_complete_outstanding_ioctls(instance); } /** @@ -3028,10 +3072,9 @@ megasas_issue_pending_cmds_again(struct megasas_instance *instance) "was tried multiple times during reset." "Shutting down the HBA\n", cmd, cmd->scmd, cmd->sync_cmd); + instance->instancet->disable_intr(instance); + atomic_set(&instance->fw_reset_no_pci_access, 1); megaraid_sas_kill_hba(instance); - - instance->adprecovery = - MEGASAS_HW_CRITICAL_ERROR; return; } } @@ -3165,8 +3208,8 @@ process_fw_state_change_wq(struct work_struct *work) if (megasas_transition_to_ready(instance, 1)) { printk(KERN_NOTICE "megaraid_sas:adapter not ready\n"); + atomic_set(&instance->fw_reset_no_pci_access, 1); megaraid_sas_kill_hba(instance); - instance->adprecovery = MEGASAS_HW_CRITICAL_ERROR; return ; } diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c index 69249faf268c..0764d20efb26 100644 --- a/drivers/scsi/megaraid/megaraid_sas_fusion.c +++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c @@ -2622,7 +2622,6 @@ int megasas_reset_fusion(struct Scsi_Host *shost, int iotimeout) instance->host->host_no); megaraid_sas_kill_hba(instance); instance->skip_heartbeat_timer_del = 1; - instance->adprecovery = MEGASAS_HW_CRITICAL_ERROR; retval = FAILED; goto out; } @@ -2818,8 +2817,6 @@ int megasas_reset_fusion(struct Scsi_Host *shost, int iotimeout) dev_info(&instance->pdev->dev, "Failed from %s %d\n", __func__, __LINE__); - instance->adprecovery = - MEGASAS_HW_CRITICAL_ERROR; megaraid_sas_kill_hba(instance); retval = FAILED; } @@ -2868,7 +2865,6 @@ int megasas_reset_fusion(struct Scsi_Host *shost, int iotimeout) "adapter scsi%d.\n", instance->host->host_no); megaraid_sas_kill_hba(instance); instance->skip_heartbeat_timer_del = 1; - instance->adprecovery = MEGASAS_HW_CRITICAL_ERROR; retval = FAILED; } else { /* For VF: Restart HB timer if we didn't OCR */ |