>-----Original Message----- >From: Bjorn Helgaas [mailto:bhelg...@google.com] >Sent: Wednesday, April 29, 2015 4:44 AM >To: Kashyap Desai; Uday Lingala; Sumit Saxena >Cc: megaraidlinux....@avagotech.com; James E.J. Bottomley; linux- >ker...@vger.kernel.org; linux-s...@vger.kernel.org >Subject: [PATCH 3/3] megaraid_sas: use dev_printk when possible > >Use dev_printk() when possible to make messages more useful. > >Signed-off-by: Bjorn Helgaas <bhelg...@google.com> >--- > drivers/scsi/megaraid/megaraid_sas_fusion.c | 96 ++++++++++++++--------- >---- > 1 file changed, 48 insertions(+), 48 deletions(-) > >diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c >b/drivers/scsi/megaraid/megaraid_sas_fusion.c >index 5a0800d..0b20bd8 100644 >--- a/drivers/scsi/megaraid/megaraid_sas_fusion.c >+++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c >@@ -173,7 +173,7 @@ struct megasas_cmd_fusion >*megasas_get_cmd_fusion(struct megasas_instance > struct megasas_cmd_fusion, list); > list_del_init(&cmd->list); > } else { >- printk(KERN_ERR "megasas: Command pool (fusion) >empty!\n"); >+ dev_err(&instance->pdev->dev, "Command pool (fusion) >empty!\n"); > } > > spin_unlock_irqrestore(&fusion->mpt_pool_lock, flags); @@ -244,7 >+244,7 @@ static void megasas_teardown_frame_pool_fusion( > struct megasas_cmd_fusion *cmd; > > if (!fusion->sg_dma_pool || !fusion->sense_dma_pool) { >- printk(KERN_ERR "megasas: dma pool is null. SG Pool %p, " >+ dev_err(&instance->pdev->dev, "dma pool is null. SG Pool >%p, " > "sense pool : %p\n", fusion->sg_dma_pool, > fusion->sense_dma_pool); > return; >@@ -356,7 +356,7 @@ static int megasas_create_frame_pool_fusion(struct >megasas_instance *instance) > total_sz_chain_frame, 4, > 0); > if (!fusion->sg_dma_pool) { >- printk(KERN_DEBUG "megasas: failed to setup request pool " >+ dev_printk(KERN_DEBUG, &instance->pdev->dev, "failed to >setup request pool " > "fusion\n"); > return -ENOMEM; > } >@@ -365,7 +365,7 @@ static int megasas_create_frame_pool_fusion(struct >megasas_instance *instance) > SCSI_SENSE_BUFFERSIZE, 64, >0); > > if (!fusion->sense_dma_pool) { >- printk(KERN_DEBUG "megasas: failed to setup sense pool " >+ dev_printk(KERN_DEBUG, &instance->pdev->dev, "failed to >setup sense pool " > "fusion\n"); > pci_pool_destroy(fusion->sg_dma_pool); > fusion->sg_dma_pool = NULL; >@@ -390,7 +390,7 @@ static int megasas_create_frame_pool_fusion(struct >megasas_instance *instance) > * whatever has been allocated > */ > if (!cmd->sg_frame || !cmd->sense) { >- printk(KERN_DEBUG "megasas: pci_pool_alloc >failed\n"); >+ dev_printk(KERN_DEBUG, &instance->pdev->dev, >"pci_pool_alloc >+failed\n"); > megasas_teardown_frame_pool_fusion(instance); > return -ENOMEM; > } >@@ -436,7 +436,7 @@ megasas_alloc_cmds_fusion(struct megasas_instance >*instance) > &fusion->req_frames_desc_phys, >GFP_KERNEL); > > if (!fusion->req_frames_desc) { >- printk(KERN_ERR "megasas; Could not allocate memory for " >+ dev_err(&instance->pdev->dev, "Could not allocate memory >for " > "request_frames\n"); > goto fail_req_desc; > } >@@ -447,7 +447,7 @@ megasas_alloc_cmds_fusion(struct megasas_instance >*instance) > fusion->reply_alloc_sz * count, 16, 0); > > if (!fusion->reply_frames_desc_pool) { >- printk(KERN_ERR "megasas; Could not allocate memory for " >+ dev_err(&instance->pdev->dev, "Could not allocate memory >for " > "reply_frame pool\n"); > goto fail_reply_desc; > } >@@ -456,7 +456,7 @@ megasas_alloc_cmds_fusion(struct megasas_instance >*instance) > pci_pool_alloc(fusion->reply_frames_desc_pool, >GFP_KERNEL, > &fusion->reply_frames_desc_phys); > if (!fusion->reply_frames_desc) { >- printk(KERN_ERR "megasas; Could not allocate memory for " >+ dev_err(&instance->pdev->dev, "Could not allocate memory >for " > "reply_frame pool\n"); > pci_pool_destroy(fusion->reply_frames_desc_pool); > goto fail_reply_desc; >@@ -473,7 +473,7 @@ megasas_alloc_cmds_fusion(struct megasas_instance >*instance) > fusion->io_frames_alloc_sz, 16, 0); > > if (!fusion->io_request_frames_pool) { >- printk(KERN_ERR "megasas: Could not allocate memory for " >+ dev_err(&instance->pdev->dev, "Could not allocate memory >for " > "io_request_frame pool\n"); > goto fail_io_frames; > } >@@ -482,7 +482,7 @@ megasas_alloc_cmds_fusion(struct megasas_instance >*instance) > pci_pool_alloc(fusion->io_request_frames_pool, >GFP_KERNEL, > &fusion->io_request_frames_phys); > if (!fusion->io_request_frames) { >- printk(KERN_ERR "megasas: Could not allocate memory for " >+ dev_err(&instance->pdev->dev, "Could not allocate memory >for " > "io_request_frames frames\n"); > pci_pool_destroy(fusion->io_request_frames_pool); > goto fail_io_frames; >@@ -497,7 +497,7 @@ megasas_alloc_cmds_fusion(struct megasas_instance >*instance) > * max_cmd, GFP_KERNEL); > > if (!fusion->cmd_list) { >- printk(KERN_DEBUG "megasas: out of memory. Could not >alloc " >+ dev_printk(KERN_DEBUG, &instance->pdev->dev, "out of >memory. Could not alloc " > "memory for cmd_list_fusion\n"); > goto fail_cmd_list; > } >@@ -507,7 +507,7 @@ megasas_alloc_cmds_fusion(struct megasas_instance >*instance) > fusion->cmd_list[i] = kmalloc(sizeof(struct >megasas_cmd_fusion), > GFP_KERNEL); > if (!fusion->cmd_list[i]) { >- printk(KERN_ERR "Could not alloc cmd list fusion\n"); >+ dev_err(&instance->pdev->dev, "Could not alloc cmd >list fusion\n"); > > for (j = 0; j < i; j++) > kfree(fusion->cmd_list[j]); >@@ -551,7 +551,7 @@ megasas_alloc_cmds_fusion(struct megasas_instance >*instance) > * Create a frame pool and assign one frame to each cmd > */ > if (megasas_create_frame_pool_fusion(instance)) { >- printk(KERN_DEBUG "megasas: Error creating frame DMA >pool\n"); >+ dev_printk(KERN_DEBUG, &instance->pdev->dev, "Error >creating frame >+DMA pool\n"); > megasas_free_cmds_fusion(instance); > goto fail_req_desc; > } >@@ -639,7 +639,7 @@ megasas_ioc_init_fusion(struct megasas_instance >*instance) > cmd = megasas_get_cmd(instance); > > if (!cmd) { >- printk(KERN_ERR "Could not allocate cmd for INIT Frame\n"); >+ dev_err(&instance->pdev->dev, "Could not allocate cmd for >INIT >+Frame\n"); > ret = 1; > goto fail_get_cmd; > } >@@ -650,7 +650,7 @@ megasas_ioc_init_fusion(struct megasas_instance >*instance) > &ioc_init_handle, GFP_KERNEL); > > if (!IOCInitMessage) { >- printk(KERN_ERR "Could not allocate memory for " >+ dev_err(&instance->pdev->dev, "Could not allocate memory >for " > "IOCInitMessage\n"); > ret = 1; > goto fail_fw_init; >@@ -729,7 +729,7 @@ megasas_ioc_init_fusion(struct megasas_instance >*instance) > ret = 1; > goto fail_fw_init; > } >- printk(KERN_ERR "megasas:IOC Init cmd success\n"); >+ dev_err(&instance->pdev->dev, "Init cmd success\n"); > > ret = 0; > >@@ -772,7 +772,7 @@ megasas_get_ld_map_info(struct megasas_instance >*instance) > cmd = megasas_get_cmd(instance); > > if (!cmd) { >- printk(KERN_DEBUG "megasas: Failed to get cmd for map >info.\n"); >+ dev_printk(KERN_DEBUG, &instance->pdev->dev, "Failed to >get cmd for >+map info.\n"); > return -ENOMEM; > } > >@@ -791,7 +791,7 @@ megasas_get_ld_map_info(struct megasas_instance >*instance) > ci_h = fusion->ld_map_phys[(instance->map_id & 1)]; > > if (!ci) { >- printk(KERN_DEBUG "Failed to alloc mem for >ld_map_info\n"); >+ dev_printk(KERN_DEBUG, &instance->pdev->dev, "Failed to >alloc mem for >+ld_map_info\n"); > megasas_return_cmd(instance, cmd); > return -ENOMEM; > } >@@ -870,7 +870,7 @@ megasas_sync_map_info(struct megasas_instance >*instance) > cmd = megasas_get_cmd(instance); > > if (!cmd) { >- printk(KERN_DEBUG "megasas: Failed to get cmd for sync" >+ dev_printk(KERN_DEBUG, &instance->pdev->dev, "Failed to >get cmd for sync" > "info.\n"); > return -ENOMEM; > } >@@ -1107,7 +1107,7 @@ megasas_init_adapter_fusion(struct >megasas_instance *instance) > &fusion->ld_map_phys[i], > GFP_KERNEL); > if (!fusion->ld_map[i]) { >- printk(KERN_ERR "megasas: Could not allocate >memory " >+ dev_err(&instance->pdev->dev, "Could not allocate >memory " > "for map info\n"); > goto fail_map_info; > } >@@ -1200,7 +1200,7 @@ map_cmd_status(struct megasas_cmd_fusion >*cmd, u8 status, u8 ext_status) > cmd->scmd->result = DID_IMM_RETRY << 16; > break; > default: >- printk(KERN_DEBUG "megasas: FW status %#x\n", status); >+ dev_printk(KERN_DEBUG, &cmd->instance->pdev->dev, "FW >status %#x\n", >+status); > cmd->scmd->result = DID_ERROR << 16; > break; > } >@@ -1852,7 +1852,7 @@ megasas_build_io_fusion(struct megasas_instance >*instance, > &io_request->SGL, cmd); > > if (sge_count > instance->max_num_sge) { >- printk(KERN_ERR "megasas: Error. sge_count (0x%x) exceeds >" >+ dev_err(&instance->pdev->dev, "Error. sge_count (0x%x) >exceeds " > "max (0x%x) allowed\n", sge_count, > instance->max_num_sge); > return 1; >@@ -1886,7 +1886,7 @@ megasas_get_request_descriptor(struct >megasas_instance *instance, u16 index) > struct fusion_context *fusion; > > if (index >= instance->max_fw_cmds) { >- printk(KERN_ERR "megasas: Invalid SMID (0x%x)request for " >+ dev_err(&instance->pdev->dev, "Invalid SMID (0x%x)request >for " > "descriptor for scsi%d\n", index, > instance->host->host_no); > return NULL; >@@ -1930,7 +1930,7 @@ megasas_build_and_issue_cmd_fusion(struct >megasas_instance *instance, > > if (megasas_build_io_fusion(instance, scmd, cmd)) { > megasas_return_cmd_fusion(instance, cmd); >- printk(KERN_ERR "megasas: Error building command.\n"); >+ dev_err(&instance->pdev->dev, "Error building >command.\n"); > cmd->request_desc = NULL; > return 1; > } >@@ -1940,7 +1940,7 @@ megasas_build_and_issue_cmd_fusion(struct >megasas_instance *instance, > > if (cmd->io_request->ChainOffset != 0 && > cmd->io_request->ChainOffset != 0xF) >- printk(KERN_ERR "megasas: The chain offset value is not " >+ dev_err(&instance->pdev->dev, "The chain offset value is not >" > "correct : %x\n", cmd->io_request->ChainOffset); > > /* >@@ -2028,7 +2028,7 @@ complete_cmd_fusion(struct megasas_instance >*instance, u32 MSIxIndex) > if (reply_descript_type == > MPI2_RPY_DESCRIPT_FLAGS_SCSI_IO_SUCCESS) { > if (megasas_dbg_lvl == 5) >- printk(KERN_ERR "\nmegasas: FAST >Path " >+ dev_err(&instance->pdev->dev, >"\nFAST Path " > "IO Success\n"); > } > /* Fall thru and complete IO */ >@@ -2193,7 +2193,7 @@ irqreturn_t megasas_isr_fusion(int irq, void *devp) > else if (fw_state == MFI_STATE_FAULT) > schedule_work(&instance->work_init); > } else if (fw_state == MFI_STATE_FAULT) { >- printk(KERN_WARNING "megaraid_sas: >Iop2SysDoorbellInt" >+ dev_warn(&instance->pdev->dev, >"Iop2SysDoorbellInt" > "for scsi%d\n", instance->host->host_no); > schedule_work(&instance->work_init); > } >@@ -2290,7 +2290,7 @@ build_mpt_cmd(struct megasas_instance *instance, >struct megasas_cmd *cmd) > u16 index; > > if (build_mpt_mfi_pass_thru(instance, cmd)) { >- printk(KERN_ERR "Couldn't build MFI pass thru cmd\n"); >+ dev_err(&instance->pdev->dev, "Couldn't build MFI pass thru >cmd\n"); > return NULL; > } > >@@ -2324,7 +2324,7 @@ megasas_issue_dcmd_fusion(struct >megasas_instance *instance, > > req_desc = build_mpt_cmd(instance, cmd); > if (!req_desc) { >- printk(KERN_ERR "Couldn't issue MFI pass thru cmd\n"); >+ dev_err(&instance->pdev->dev, "Couldn't issue MFI pass thru >cmd\n"); > return; > } > atomic_set(&cmd->mfi_mpt_pthr, MFI_MPT_ATTACHED); @@ - >2436,7 +2436,7 @@ int megasas_wait_for_outstanding_fusion(struct >megasas_instance *instance, > fw_state = instance->instancet->read_fw_status_reg( > instance->reg_set) & MFI_STATE_MASK; > if (fw_state == MFI_STATE_FAULT) { >- printk(KERN_WARNING "megasas: Found FW in >FAULT state," >+ dev_warn(&instance->pdev->dev, "Found FW in >FAULT state," > " will reset adapter scsi%d.\n", > instance->host->host_no); > retval = 1; >@@ -2459,7 +2459,7 @@ int megasas_wait_for_outstanding_fusion(struct >megasas_instance *instance, > hb_seconds_missed++; > if (hb_seconds_missed == > >(MEGASAS_SRIOV_HEARTBEAT_INTERVAL_VF/HZ)) { >- printk(KERN_WARNING "megasas: SR- >IOV:" >+ dev_warn(&instance->pdev->dev, >"SR-IOV:" > " Heartbeat never completed " > " while polling during I/O " > " timeout handling for " >@@ -2477,7 +2477,7 @@ int megasas_wait_for_outstanding_fusion(struct >megasas_instance *instance, > goto out; > > if (!(i % MEGASAS_RESET_NOTICE_INTERVAL)) { >- printk(KERN_NOTICE "megasas: [%2d]waiting for %d " >+ dev_notice(&instance->pdev->dev, "[%2d]waiting for >%d " > "commands to complete for scsi%d\n", i, > outstanding, instance->host->host_no); > megasas_complete_cmd_dpc_fusion( >@@ -2487,7 +2487,7 @@ int megasas_wait_for_outstanding_fusion(struct >megasas_instance *instance, > } > > if (atomic_read(&instance->fw_outstanding)) { >- printk("megaraid_sas: pending commands remain after >waiting, " >+ dev_err(&instance->pdev->dev, "pending commands remain >after waiting, " > "will reset adapter scsi%d.\n", > instance->host->host_no); > retval = 1; >@@ -2553,7 +2553,7 @@ int megasas_reset_fusion(struct Scsi_Host *shost, >int iotimeout) > mutex_lock(&instance->reset_mutex); > > if (instance->adprecovery == MEGASAS_HW_CRITICAL_ERROR) { >- printk(KERN_WARNING "megaraid_sas: Hardware critical >error, " >+ dev_warn(&instance->pdev->dev, "Hardware critical error, " > "returning FAILED for scsi%d.\n", > instance->host->host_no); > mutex_unlock(&instance->reset_mutex); >@@ -2607,7 +2607,7 @@ int megasas_reset_fusion(struct Scsi_Host *shost, >int iotimeout) > if (megasas_wait_for_outstanding_fusion(instance, iotimeout, > &convert)) { > instance->adprecovery = MEGASAS_ADPRESET_SM_INFAULT; >- printk(KERN_WARNING "megaraid_sas: resetting fusion " >+ dev_warn(&instance->pdev->dev, "resetting fusion " > "adapter scsi%d.\n", instance->host->host_no); > if (convert) > iotimeout = 0; >@@ -2633,7 +2633,7 @@ int megasas_reset_fusion(struct Scsi_Host *shost, >int iotimeout) > if (instance->disableOnlineCtrlReset || > (abs_state == MFI_STATE_FAULT && !reset_adapter)) { > /* Reset not supported, kill adapter */ >- printk(KERN_WARNING "megaraid_sas: Reset not >supported" >+ dev_warn(&instance->pdev->dev, "Reset not >supported" > ", killing adapter scsi%d.\n", > instance->host->host_no); > megaraid_sas_kill_hba(instance); >@@ -2651,7 +2651,7 @@ int megasas_reset_fusion(struct Scsi_Host *shost, >int iotimeout) > instance->hb_host_mem->HB.driverCounter)) { > instance->hb_host_mem- >>HB.driverCounter = > instance->hb_host_mem- >>HB.fwCounter; >- printk(KERN_WARNING "megasas: SR- >IOV:" >+ dev_warn(&instance->pdev->dev, >"SR-IOV:" > "Late FW heartbeat update for " > "scsi%d.\n", > instance->host->host_no); >@@ -2667,8 +2667,8 @@ int megasas_reset_fusion(struct Scsi_Host *shost, >int iotimeout) > abs_state = status_reg & > MFI_STATE_MASK; > if (abs_state == MFI_STATE_READY) { >- printk(KERN_WARNING >"megasas" >- ": SR-IOV: FW was found" >+ dev_warn(&instance->pdev- >>dev, >+ "SR-IOV: FW was found" > "to be in ready state " > "for scsi%d.\n", > instance->host->host_no); >@@ -2677,7 +2677,7 @@ int megasas_reset_fusion(struct Scsi_Host *shost, >int iotimeout) > msleep(20); > } > if (abs_state != MFI_STATE_READY) { >- printk(KERN_WARNING "megasas: SR- >IOV: " >+ dev_warn(&instance->pdev->dev, >"SR-IOV: " > "FW not in ready state after %d" > " seconds for scsi%d, status_reg > = " > "0x%x.\n", >@@ -2719,7 +2719,7 @@ int megasas_reset_fusion(struct Scsi_Host *shost, >int iotimeout) > host_diag = > readl(&instance->reg_set- >>fusion_host_diag); > if (retry++ == 100) { >- printk(KERN_WARNING >"megaraid_sas: " >+ dev_warn(&instance->pdev->dev, > "Host diag unlock failed! " > "for scsi%d\n", > instance->host->host_no); >@@ -2742,7 +2742,7 @@ int megasas_reset_fusion(struct Scsi_Host *shost, >int iotimeout) > host_diag = > readl(&instance->reg_set- >>fusion_host_diag); > if (retry++ == 1000) { >- printk(KERN_WARNING >"megaraid_sas: " >+ dev_warn(&instance->pdev->dev, > "Diag reset adapter never " > "cleared for scsi%d!\n", > instance->host->host_no); >@@ -2765,7 +2765,7 @@ int megasas_reset_fusion(struct Scsi_Host *shost, >int iotimeout) > instance->reg_set) & >MFI_STATE_MASK; > } > if (abs_state <= MFI_STATE_FW_INIT) { >- printk(KERN_WARNING "megaraid_sas: >firmware " >+ dev_warn(&instance->pdev->dev, "firmware >" > "state < MFI_STATE_FW_INIT, state = " > "0x%x for scsi%d\n", abs_state, > instance->host->host_no); >@@ -2774,7 +2774,7 @@ int megasas_reset_fusion(struct Scsi_Host *shost, >int iotimeout) > > /* Wait for FW to become ready */ > if (megasas_transition_to_ready(instance, 1)) { >- printk(KERN_WARNING "megaraid_sas: Failed >to " >+ dev_warn(&instance->pdev->dev, "Failed to " > "transition controller to ready " > "for scsi%d.\n", > instance->host->host_no); >@@ -2783,7 +2783,7 @@ int megasas_reset_fusion(struct Scsi_Host *shost, >int iotimeout) > > megasas_reset_reply_desc(instance); > if (megasas_ioc_init_fusion(instance)) { >- printk(KERN_WARNING "megaraid_sas: " >+ dev_warn(&instance->pdev->dev, > "megasas_ioc_init_fusion() failed!" > " for scsi%d\n", > instance->host->host_no); >@@ -2808,7 +2808,7 @@ int megasas_reset_fusion(struct Scsi_Host *shost, >int iotimeout) > cmd_mfi- >>context.smid > -1); > if (!req_desc) { >- > printk(KERN_WARNING >+ dev_warn(&instance- >>pdev->dev, > "req_desc NULL" > " for scsi%d\n", > instance- >>host->host_no); >@@ -2861,7 +2861,7 @@ int megasas_reset_fusion(struct Scsi_Host *shost, >int iotimeout) > } > > /* Adapter reset completed successfully */ >- printk(KERN_WARNING "megaraid_sas: Reset " >+ dev_warn(&instance->pdev->dev, "Reset " > "successful for scsi%d.\n", > instance->host->host_no); > >@@ -2877,7 +2877,7 @@ int megasas_reset_fusion(struct Scsi_Host *shost, >int iotimeout) > goto out; > } > /* Reset failed, kill the adapter */ >- printk(KERN_WARNING "megaraid_sas: Reset failed, killing " >+ dev_warn(&instance->pdev->dev, "Reset failed, killing " > "adapter scsi%d.\n", instance->host->host_no); > megaraid_sas_kill_hba(instance); > instance->skip_heartbeat_timer_del = 1;
Currently few patches are sent for megaraid_sas driver and after applying those patches, this patch may not apply cleanly. Once those patches are accepted, I will rebase and send this patch again. Thanks, Sumit -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
