diff options
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_debugfs.c')
-rw-r--r-- | drivers/scsi/lpfc/lpfc_debugfs.c | 340 |
1 files changed, 129 insertions, 211 deletions
diff --git a/drivers/scsi/lpfc/lpfc_debugfs.c b/drivers/scsi/lpfc/lpfc_debugfs.c index 1ee857d9d165..819335b16c2e 100644 --- a/drivers/scsi/lpfc/lpfc_debugfs.c +++ b/drivers/scsi/lpfc/lpfc_debugfs.c @@ -31,6 +31,7 @@ #include <linux/pci.h> #include <linux/spinlock.h> #include <linux/ctype.h> +#include <linux/vmalloc.h> #include <scsi/scsi.h> #include <scsi/scsi_device.h> @@ -361,7 +362,7 @@ lpfc_debugfs_hbqinfo_data(struct lpfc_hba *phba, char *buf, int size) phys = ((uint64_t)hbq_buf->dbuf.phys & 0xffffffff); if (phys == le32_to_cpu(hbqe->bde.addrLow)) { len += scnprintf(buf+len, size-len, - "Buf%d: %p %06x\n", i, + "Buf%d: x%px %06x\n", i, hbq_buf->dbuf.virt, hbq_buf->tag); found = 1; break; @@ -416,8 +417,7 @@ lpfc_debugfs_commonxripools_data(struct lpfc_hba *phba, char *buf, int size) qp = &phba->sli4_hba.hdwq[lpfc_debugfs_last_xripool]; len += scnprintf(buf + len, size - len, "HdwQ %d Info ", i); - spin_lock_irqsave(&qp->abts_scsi_buf_list_lock, iflag); - spin_lock(&qp->abts_nvme_buf_list_lock); + spin_lock_irqsave(&qp->abts_io_buf_list_lock, iflag); spin_lock(&qp->io_buf_list_get_lock); spin_lock(&qp->io_buf_list_put_lock); out = qp->total_io_bufs - (qp->get_io_bufs + qp->put_io_bufs + @@ -430,8 +430,7 @@ lpfc_debugfs_commonxripools_data(struct lpfc_hba *phba, char *buf, int size) qp->abts_nvme_io_bufs, out); spin_unlock(&qp->io_buf_list_put_lock); spin_unlock(&qp->io_buf_list_get_lock); - spin_unlock(&qp->abts_nvme_buf_list_lock); - spin_unlock_irqrestore(&qp->abts_scsi_buf_list_lock, iflag); + spin_unlock_irqrestore(&qp->abts_io_buf_list_lock, iflag); lpfc_debugfs_last_xripool++; if (lpfc_debugfs_last_xripool >= phba->cfg_hdw_queue) @@ -533,9 +532,7 @@ lpfc_debugfs_multixripools_data(struct lpfc_hba *phba, char *buf, int size) continue; pbl_pool = &multixri_pool->pbl_pool; pvt_pool = &multixri_pool->pvt_pool; - txcmplq_cnt = qp->fcp_wq->pring->txcmplq_cnt; - if (qp->nvme_wq) - txcmplq_cnt += qp->nvme_wq->pring->txcmplq_cnt; + txcmplq_cnt = qp->io_wq->pring->txcmplq_cnt; scnprintf(tmp, sizeof(tmp), "%03d: %4d %4d %4d %4d | %10d %10d ", @@ -2082,8 +2079,49 @@ lpfc_debugfs_lockstat_write(struct file *file, const char __user *buf, } #endif +static int lpfc_debugfs_ras_log_data(struct lpfc_hba *phba, + char *buffer, int size) +{ + int copied = 0; + struct lpfc_dmabuf *dmabuf, *next; + + memset(buffer, 0, size); + + spin_lock_irq(&phba->hbalock); + if (phba->ras_fwlog.state != ACTIVE) { + spin_unlock_irq(&phba->hbalock); + return -EINVAL; + } + spin_unlock_irq(&phba->hbalock); + + list_for_each_entry_safe(dmabuf, next, + &phba->ras_fwlog.fwlog_buff_list, list) { + /* Check if copying will go over size and a '\0' char */ + if ((copied + LPFC_RAS_MAX_ENTRY_SIZE) >= (size - 1)) { + memcpy(buffer + copied, dmabuf->virt, + size - copied - 1); + copied += size - copied - 1; + break; + } + memcpy(buffer + copied, dmabuf->virt, LPFC_RAS_MAX_ENTRY_SIZE); + copied += LPFC_RAS_MAX_ENTRY_SIZE; + } + return copied; +} + +static int +lpfc_debugfs_ras_log_release(struct inode *inode, struct file *file) +{ + struct lpfc_debug *debug = file->private_data; + + vfree(debug->buffer); + kfree(debug); + + return 0; +} + /** - * lpfc_debugfs_dumpHBASlim_open - Open the Dump HBA SLIM debugfs buffer + * lpfc_debugfs_ras_log_open - Open the RAS log debugfs buffer * @inode: The inode pointer that contains a vport pointer. * @file: The file pointer to attach the log output. * @@ -2098,34 +2136,48 @@ lpfc_debugfs_lockstat_write(struct file *file, const char __user *buf, * error value. **/ static int -lpfc_debugfs_dumpHBASlim_open(struct inode *inode, struct file *file) +lpfc_debugfs_ras_log_open(struct inode *inode, struct file *file) { struct lpfc_hba *phba = inode->i_private; struct lpfc_debug *debug; + int size; int rc = -ENOMEM; + spin_lock_irq(&phba->hbalock); + if (phba->ras_fwlog.state != ACTIVE) { + spin_unlock_irq(&phba->hbalock); + rc = -EINVAL; + goto out; + } + spin_unlock_irq(&phba->hbalock); debug = kmalloc(sizeof(*debug), GFP_KERNEL); if (!debug) goto out; - /* Round to page boundary */ - debug->buffer = kmalloc(LPFC_DUMPHBASLIM_SIZE, GFP_KERNEL); - if (!debug->buffer) { - kfree(debug); - goto out; - } + size = LPFC_RAS_MIN_BUFF_POST_SIZE * phba->cfg_ras_fwlog_buffsize; + debug->buffer = vmalloc(size); + if (!debug->buffer) + goto free_debug; - debug->len = lpfc_debugfs_dumpHBASlim_data(phba, debug->buffer, - LPFC_DUMPHBASLIM_SIZE); + debug->len = lpfc_debugfs_ras_log_data(phba, debug->buffer, size); + if (debug->len < 0) { + rc = -EINVAL; + goto free_buffer; + } file->private_data = debug; - rc = 0; + return 0; + +free_buffer: + vfree(debug->buffer); +free_debug: + kfree(debug); out: return rc; } /** - * lpfc_debugfs_dumpHostSlim_open - Open the Dump Host SLIM debugfs buffer + * lpfc_debugfs_dumpHBASlim_open - Open the Dump HBA SLIM debugfs buffer * @inode: The inode pointer that contains a vport pointer. * @file: The file pointer to attach the log output. * @@ -2140,7 +2192,7 @@ out: * error value. **/ static int -lpfc_debugfs_dumpHostSlim_open(struct inode *inode, struct file *file) +lpfc_debugfs_dumpHBASlim_open(struct inode *inode, struct file *file) { struct lpfc_hba *phba = inode->i_private; struct lpfc_debug *debug; @@ -2151,44 +2203,14 @@ lpfc_debugfs_dumpHostSlim_open(struct inode *inode, struct file *file) goto out; /* Round to page boundary */ - debug->buffer = kmalloc(LPFC_DUMPHOSTSLIM_SIZE, GFP_KERNEL); - if (!debug->buffer) { - kfree(debug); - goto out; - } - - debug->len = lpfc_debugfs_dumpHostSlim_data(phba, debug->buffer, - LPFC_DUMPHOSTSLIM_SIZE); - file->private_data = debug; - - rc = 0; -out: - return rc; -} - -static int -lpfc_debugfs_dumpData_open(struct inode *inode, struct file *file) -{ - struct lpfc_debug *debug; - int rc = -ENOMEM; - - if (!_dump_buf_data) - return -EBUSY; - - debug = kmalloc(sizeof(*debug), GFP_KERNEL); - if (!debug) - goto out; - - /* Round to page boundary */ - pr_err("9059 BLKGRD: %s: _dump_buf_data=0x%p\n", - __func__, _dump_buf_data); - debug->buffer = _dump_buf_data; + debug->buffer = kmalloc(LPFC_DUMPHBASLIM_SIZE, GFP_KERNEL); if (!debug->buffer) { kfree(debug); goto out; } - debug->len = (1 << _dump_buf_data_order) << PAGE_SHIFT; + debug->len = lpfc_debugfs_dumpHBASlim_data(phba, debug->buffer, + LPFC_DUMPHBASLIM_SIZE); file->private_data = debug; rc = 0; @@ -2196,29 +2218,41 @@ out: return rc; } +/** + * lpfc_debugfs_dumpHostSlim_open - Open the Dump Host SLIM debugfs buffer + * @inode: The inode pointer that contains a vport pointer. + * @file: The file pointer to attach the log output. + * + * Description: + * This routine is the entry point for the debugfs open file operation. It gets + * the vport from the i_private field in @inode, allocates the necessary buffer + * for the log, fills the buffer from the in-memory log for this vport, and then + * returns a pointer to that log in the private_data field in @file. + * + * Returns: + * This function returns zero if successful. On error it will return a negative + * error value. + **/ static int -lpfc_debugfs_dumpDif_open(struct inode *inode, struct file *file) +lpfc_debugfs_dumpHostSlim_open(struct inode *inode, struct file *file) { + struct lpfc_hba *phba = inode->i_private; struct lpfc_debug *debug; int rc = -ENOMEM; - if (!_dump_buf_dif) - return -EBUSY; - debug = kmalloc(sizeof(*debug), GFP_KERNEL); if (!debug) goto out; /* Round to page boundary */ - pr_err("9060 BLKGRD: %s: _dump_buf_dif=0x%p file=%pD\n", - __func__, _dump_buf_dif, file); - debug->buffer = _dump_buf_dif; + debug->buffer = kmalloc(LPFC_DUMPHOSTSLIM_SIZE, GFP_KERNEL); if (!debug->buffer) { kfree(debug); goto out; } - debug->len = (1 << _dump_buf_dif_order) << PAGE_SHIFT; + debug->len = lpfc_debugfs_dumpHostSlim_data(phba, debug->buffer, + LPFC_DUMPHOSTSLIM_SIZE); file->private_data = debug; rc = 0; @@ -2227,29 +2261,6 @@ out: } static ssize_t -lpfc_debugfs_dumpDataDif_write(struct file *file, const char __user *buf, - size_t nbytes, loff_t *ppos) -{ - /* - * The Data/DIF buffers only save one failing IO - * The write op is used as a reset mechanism after an IO has - * already been saved to the next one can be saved - */ - spin_lock(&_dump_buf_lock); - - memset((void *)_dump_buf_data, 0, - ((1 << PAGE_SHIFT) << _dump_buf_data_order)); - memset((void *)_dump_buf_dif, 0, - ((1 << PAGE_SHIFT) << _dump_buf_dif_order)); - - _dump_buf_done = 0; - - spin_unlock(&_dump_buf_lock); - - return nbytes; -} - -static ssize_t lpfc_debugfs_dif_err_read(struct file *file, char __user *buf, size_t nbytes, loff_t *ppos) { @@ -2461,17 +2472,6 @@ lpfc_debugfs_release(struct inode *inode, struct file *file) return 0; } -static int -lpfc_debugfs_dumpDataDif_release(struct inode *inode, struct file *file) -{ - struct lpfc_debug *debug = file->private_data; - - debug->buffer = NULL; - kfree(debug); - - return 0; -} - /** * lpfc_debugfs_multixripools_write - Clear multi-XRI pools statistics * @file: The file pointer to read from. @@ -3786,23 +3786,13 @@ lpfc_idiag_wqs_for_cq(struct lpfc_hba *phba, char *wqtype, char *pbuffer, int qidx; for (qidx = 0; qidx < phba->cfg_hdw_queue; qidx++) { - qp = phba->sli4_hba.hdwq[qidx].fcp_wq; + qp = phba->sli4_hba.hdwq[qidx].io_wq; if (qp->assoc_qid != cq_id) continue; *len = __lpfc_idiag_print_wq(qp, wqtype, pbuffer, *len); if (*len >= max_cnt) return 1; } - if (phba->cfg_enable_fc4_type & LPFC_ENABLE_NVME) { - for (qidx = 0; qidx < phba->cfg_hdw_queue; qidx++) { - qp = phba->sli4_hba.hdwq[qidx].nvme_wq; - if (qp->assoc_qid != cq_id) - continue; - *len = __lpfc_idiag_print_wq(qp, wqtype, pbuffer, *len); - if (*len >= max_cnt) - return 1; - } - } return 0; } @@ -3868,9 +3858,9 @@ lpfc_idiag_cqs_for_eq(struct lpfc_hba *phba, char *pbuffer, struct lpfc_queue *qp; int rc; - qp = phba->sli4_hba.hdwq[eqidx].fcp_cq; + qp = phba->sli4_hba.hdwq[eqidx].io_cq; - *len = __lpfc_idiag_print_cq(qp, "FCP", pbuffer, *len); + *len = __lpfc_idiag_print_cq(qp, "IO", pbuffer, *len); /* Reset max counter */ qp->CQ_max_cqe = 0; @@ -3878,28 +3868,11 @@ lpfc_idiag_cqs_for_eq(struct lpfc_hba *phba, char *pbuffer, if (*len >= max_cnt) return 1; - rc = lpfc_idiag_wqs_for_cq(phba, "FCP", pbuffer, len, + rc = lpfc_idiag_wqs_for_cq(phba, "IO", pbuffer, len, max_cnt, qp->queue_id); if (rc) return 1; - if (phba->cfg_enable_fc4_type & LPFC_ENABLE_NVME) { - qp = phba->sli4_hba.hdwq[eqidx].nvme_cq; - - *len = __lpfc_idiag_print_cq(qp, "NVME", pbuffer, *len); - - /* Reset max counter */ - qp->CQ_max_cqe = 0; - - if (*len >= max_cnt) - return 1; - - rc = lpfc_idiag_wqs_for_cq(phba, "NVME", pbuffer, len, - max_cnt, qp->queue_id); - if (rc) - return 1; - } - if ((eqidx < phba->cfg_nvmet_mrq) && phba->nvmet_support) { /* NVMET CQset */ qp = phba->sli4_hba.nvmet_cqset[eqidx]; @@ -4348,7 +4321,7 @@ lpfc_idiag_queacc_write(struct file *file, const char __user *buf, if (phba->sli4_hba.hdwq) { for (qidx = 0; qidx < phba->cfg_hdw_queue; qidx++) { - qp = phba->sli4_hba.hdwq[qidx].fcp_cq; + qp = phba->sli4_hba.hdwq[qidx].io_cq; if (qp && qp->queue_id == queid) { /* Sanity check */ rc = lpfc_idiag_que_param_check( @@ -4360,22 +4333,6 @@ lpfc_idiag_queacc_write(struct file *file, const char __user *buf, } } } - /* NVME complete queue */ - if (phba->sli4_hba.hdwq) { - qidx = 0; - do { - qp = phba->sli4_hba.hdwq[qidx].nvme_cq; - if (qp && qp->queue_id == queid) { - /* Sanity check */ - rc = lpfc_idiag_que_param_check( - qp, index, count); - if (rc) - goto error_out; - idiag.ptr_private = qp; - goto pass_check; - } - } while (++qidx < phba->cfg_hdw_queue); - } goto error_out; break; case LPFC_IDIAG_MQ: @@ -4419,20 +4376,7 @@ lpfc_idiag_queacc_write(struct file *file, const char __user *buf, if (phba->sli4_hba.hdwq) { /* FCP/SCSI work queue */ for (qidx = 0; qidx < phba->cfg_hdw_queue; qidx++) { - qp = phba->sli4_hba.hdwq[qidx].fcp_wq; - if (qp && qp->queue_id == queid) { - /* Sanity check */ - rc = lpfc_idiag_que_param_check( - qp, index, count); - if (rc) - goto error_out; - idiag.ptr_private = qp; - goto pass_check; - } - } - /* NVME work queue */ - for (qidx = 0; qidx < phba->cfg_hdw_queue; qidx++) { - qp = phba->sli4_hba.hdwq[qidx].nvme_wq; + qp = phba->sli4_hba.hdwq[qidx].io_wq; if (qp && qp->queue_id == queid) { /* Sanity check */ rc = lpfc_idiag_que_param_check( @@ -5440,6 +5384,15 @@ static const struct file_operations lpfc_debugfs_op_lockstat = { }; #endif +#undef lpfc_debugfs_ras_log +static const struct file_operations lpfc_debugfs_ras_log = { + .owner = THIS_MODULE, + .open = lpfc_debugfs_ras_log_open, + .llseek = lpfc_debugfs_lseek, + .read = lpfc_debugfs_read, + .release = lpfc_debugfs_ras_log_release, +}; + #undef lpfc_debugfs_op_dumpHBASlim static const struct file_operations lpfc_debugfs_op_dumpHBASlim = { .owner = THIS_MODULE, @@ -5508,26 +5461,6 @@ static const struct file_operations lpfc_debugfs_op_cpucheck = { .release = lpfc_debugfs_release, }; -#undef lpfc_debugfs_op_dumpData -static const struct file_operations lpfc_debugfs_op_dumpData = { - .owner = THIS_MODULE, - .open = lpfc_debugfs_dumpData_open, - .llseek = lpfc_debugfs_lseek, - .read = lpfc_debugfs_read, - .write = lpfc_debugfs_dumpDataDif_write, - .release = lpfc_debugfs_dumpDataDif_release, -}; - -#undef lpfc_debugfs_op_dumpDif -static const struct file_operations lpfc_debugfs_op_dumpDif = { - .owner = THIS_MODULE, - .open = lpfc_debugfs_dumpDif_open, - .llseek = lpfc_debugfs_lseek, - .read = lpfc_debugfs_read, - .write = lpfc_debugfs_dumpDataDif_write, - .release = lpfc_debugfs_dumpDataDif_release, -}; - #undef lpfc_debugfs_op_dif_err static const struct file_operations lpfc_debugfs_op_dif_err = { .owner = THIS_MODULE, @@ -5630,7 +5563,6 @@ static const struct file_operations lpfc_idiag_op_extAcc = { .write = lpfc_idiag_extacc_write, .release = lpfc_idiag_cmd_release, }; - #endif /* lpfc_idiag_mbxacc_dump_bsg_mbox - idiag debugfs dump bsg mailbox command @@ -5881,6 +5813,19 @@ lpfc_debugfs_initialize(struct lpfc_vport *vport) goto debug_failed; } + /* RAS log */ + snprintf(name, sizeof(name), "ras_log"); + phba->debug_ras_log = + debugfs_create_file(name, 0644, + phba->hba_debugfs_root, + phba, &lpfc_debugfs_ras_log); + if (!phba->debug_ras_log) { + lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, + "6148 Cannot create debugfs" + " ras_log\n"); + goto debug_failed; + } + /* Setup hbqinfo */ snprintf(name, sizeof(name), "hbqinfo"); phba->debug_hbqinfo = @@ -5924,20 +5869,6 @@ lpfc_debugfs_initialize(struct lpfc_vport *vport) } else phba->debug_dumpHostSlim = NULL; - /* Setup dumpData */ - snprintf(name, sizeof(name), "dumpData"); - phba->debug_dumpData = - debugfs_create_file(name, S_IFREG|S_IRUGO|S_IWUSR, - phba->hba_debugfs_root, - phba, &lpfc_debugfs_op_dumpData); - - /* Setup dumpDif */ - snprintf(name, sizeof(name), "dumpDif"); - phba->debug_dumpDif = - debugfs_create_file(name, S_IFREG|S_IRUGO|S_IWUSR, - phba->hba_debugfs_root, - phba, &lpfc_debugfs_op_dumpDif); - /* Setup DIF Error Injections */ snprintf(name, sizeof(name), "InjErrLBA"); phba->debug_InjErrLBA = @@ -6305,6 +6236,9 @@ lpfc_debugfs_terminate(struct lpfc_vport *vport) debugfs_remove(phba->debug_hbqinfo); /* hbqinfo */ phba->debug_hbqinfo = NULL; + debugfs_remove(phba->debug_ras_log); + phba->debug_ras_log = NULL; + #ifdef LPFC_HDWQ_LOCK_STAT debugfs_remove(phba->debug_lockstat); /* lockstat */ phba->debug_lockstat = NULL; @@ -6315,12 +6249,6 @@ lpfc_debugfs_terminate(struct lpfc_vport *vport) debugfs_remove(phba->debug_dumpHostSlim); /* HostSlim */ phba->debug_dumpHostSlim = NULL; - debugfs_remove(phba->debug_dumpData); /* dumpData */ - phba->debug_dumpData = NULL; - - debugfs_remove(phba->debug_dumpDif); /* dumpDif */ - phba->debug_dumpDif = NULL; - debugfs_remove(phba->debug_InjErrLBA); /* InjErrLBA */ phba->debug_InjErrLBA = NULL; @@ -6442,12 +6370,7 @@ lpfc_debug_dump_all_queues(struct lpfc_hba *phba) lpfc_debug_dump_wq(phba, DUMP_NVMELS, 0); for (idx = 0; idx < phba->cfg_hdw_queue; idx++) - lpfc_debug_dump_wq(phba, DUMP_FCP, idx); - - if (phba->cfg_enable_fc4_type & LPFC_ENABLE_NVME) { - for (idx = 0; idx < phba->cfg_hdw_queue; idx++) - lpfc_debug_dump_wq(phba, DUMP_NVME, idx); - } + lpfc_debug_dump_wq(phba, DUMP_IO, idx); lpfc_debug_dump_hdr_rq(phba); lpfc_debug_dump_dat_rq(phba); @@ -6459,12 +6382,7 @@ lpfc_debug_dump_all_queues(struct lpfc_hba *phba) lpfc_debug_dump_cq(phba, DUMP_NVMELS, 0); for (idx = 0; idx < phba->cfg_hdw_queue; idx++) - lpfc_debug_dump_cq(phba, DUMP_FCP, idx); - - if (phba->cfg_enable_fc4_type & LPFC_ENABLE_NVME) { - for (idx = 0; idx < phba->cfg_hdw_queue; idx++) - lpfc_debug_dump_cq(phba, DUMP_NVME, idx); - } + lpfc_debug_dump_cq(phba, DUMP_IO, idx); /* * Dump Event Queues (EQs) |