diff options
| author |   James Smart <jsmart2021@gmail.com> | 2017-12-08 17:18:10 -0800 |
|---|---|---|
| committer |   Martin K. Petersen <martin.petersen@oracle.com> | 2017-12-20 21:11:48 -0500 |
| commit | 4b056682d8812af30c6e6022f653b75abe2f26c7 (patch) | |
| tree | 7945593ec50729f8508286a3daec7a1f19230ed1 /drivers/scsi/lpfc/lpfc_attr.c | |
| parent | scsi: lpfc: Fix infinite wait when driver unregisters a remote NVME port. (diff) | |
| download | linux-dev-4b056682d8812af30c6e6022f653b75abe2f26c7.tar.xz linux-dev-4b056682d8812af30c6e6022f653b75abe2f26c7.zip | |
scsi: lpfc: Beef up stat counters for debug
If log verbose in not turned on, its hard to tell when certain error
paths get hit. Add stats counters and corresponding logic to
debugfs/sysfs to aid understanding what paths were traversed.
Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com>
Signed-off-by: James Smart <james.smart@broadcom.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_attr.c')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_attr.c | 46 |
1 files changed, 40 insertions, 6 deletions
diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c index 0eef5aa52fc0..797bb42a6306 100644 --- a/drivers/scsi/lpfc/lpfc_attr.c +++ b/drivers/scsi/lpfc/lpfc_attr.c @@ -148,6 +148,7 @@ lpfc_nvme_info_show(struct device *dev, struct device_attribute *attr, struct lpfc_hba *phba = vport->phba; struct lpfc_nvmet_tgtport *tgtp; struct nvme_fc_local_port *localport; + struct lpfc_nvme_lport *lport; struct lpfc_nodelist *ndlp; struct nvme_fc_remote_port *nrport; uint64_t data1, data2, data3, tot; @@ -198,10 +199,15 @@ lpfc_nvme_info_show(struct device *dev, struct device_attribute *attr, } len += snprintf(buf+len, PAGE_SIZE-len, - "LS: Xmt %08x Drop %08x Cmpl %08x Err %08x\n", + "LS: Xmt %08x Drop %08x Cmpl %08x\n", atomic_read(&tgtp->xmt_ls_rsp), atomic_read(&tgtp->xmt_ls_drop), - atomic_read(&tgtp->xmt_ls_rsp_cmpl), + atomic_read(&tgtp->xmt_ls_rsp_cmpl)); + + len += snprintf(buf + len, PAGE_SIZE - len, + "LS: RSP Abort %08x xb %08x Err %08x\n", + atomic_read(&tgtp->xmt_ls_rsp_aborted), + atomic_read(&tgtp->xmt_ls_rsp_xb_set), atomic_read(&tgtp->xmt_ls_rsp_error)); len += snprintf(buf+len, PAGE_SIZE-len, @@ -236,6 +242,12 @@ lpfc_nvme_info_show(struct device *dev, struct device_attribute *attr, atomic_read(&tgtp->xmt_fcp_rsp_drop)); len += snprintf(buf+len, PAGE_SIZE-len, + "FCP Rsp Abort: %08x xb %08x xricqe %08x\n", + atomic_read(&tgtp->xmt_fcp_rsp_aborted), + atomic_read(&tgtp->xmt_fcp_rsp_xb_set), + atomic_read(&tgtp->xmt_fcp_xri_abort_cqe)); + + len += snprintf(buf + len, PAGE_SIZE - len, "ABORT: Xmt %08x Cmpl %08x\n", atomic_read(&tgtp->xmt_fcp_abort), atomic_read(&tgtp->xmt_fcp_abort_cmpl)); @@ -265,6 +277,7 @@ lpfc_nvme_info_show(struct device *dev, struct device_attribute *attr, } localport = vport->localport; + lport = (struct lpfc_nvme_lport *)localport->private; if (!localport) { len = snprintf(buf, PAGE_SIZE, "NVME Initiator x%llx is not allocated\n", @@ -347,9 +360,16 @@ lpfc_nvme_info_show(struct device *dev, struct device_attribute *attr, len += snprintf(buf + len, PAGE_SIZE - len, "\nNVME Statistics\n"); len += snprintf(buf+len, PAGE_SIZE-len, - "LS: Xmt %016x Cmpl %016x\n", + "LS: Xmt %010x Cmpl %010x Abort %08x\n", atomic_read(&phba->fc4NvmeLsRequests), - atomic_read(&phba->fc4NvmeLsCmpls)); + atomic_read(&phba->fc4NvmeLsCmpls), + atomic_read(&lport->xmt_ls_abort)); + + len += snprintf(buf + len, PAGE_SIZE - len, + "LS XMIT: Err %08x CMPL: xb %08x Err %08x\n", + atomic_read(&lport->xmt_ls_err), + atomic_read(&lport->cmpl_ls_xb), + atomic_read(&lport->cmpl_ls_err)); tot = atomic_read(&phba->fc4NvmeIoCmpls); data1 = atomic_read(&phba->fc4NvmeInputRequests); @@ -360,8 +380,22 @@ lpfc_nvme_info_show(struct device *dev, struct device_attribute *attr, data1, data2, data3); len += snprintf(buf+len, PAGE_SIZE-len, - " Cmpl %016llx Outstanding %016llx\n", - tot, (data1 + data2 + data3) - tot); + " noxri %08x nondlp %08x qdepth %08x " + "wqerr %08x\n", + atomic_read(&lport->xmt_fcp_noxri), + atomic_read(&lport->xmt_fcp_bad_ndlp), + atomic_read(&lport->xmt_fcp_qdepth), + atomic_read(&lport->xmt_fcp_wqerr)); + + len += snprintf(buf + len, PAGE_SIZE - len, + " Cmpl %016llx Outstanding %016llx Abort %08x\n", + tot, ((data1 + data2 + data3) - tot), + atomic_read(&lport->xmt_fcp_abort)); + + len += snprintf(buf + len, PAGE_SIZE - len, + "FCP CMPL: xb %08x Err %08x\n", + atomic_read(&lport->cmpl_fcp_xb), + atomic_read(&lport->cmpl_fcp_err)); return len; } |