diff options
| author | James Smart <jsmart2021@gmail.com> | 2017-12-09 04:18:10 +0300 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2017-12-21 05:11:48 +0300 |
| commit | 4b056682d8812af30c6e6022f653b75abe2f26c7 (patch) | |
| tree | 7945593ec50729f8508286a3daec7a1f19230ed1 /drivers/scsi/lpfc/lpfc_debugfs.c | |
| parent | 3fd78355cdd59dbfec60e03a539378e3e3498c38 (diff) | |
| download | linux-4b056682d8812af30c6e6022f653b75abe2f26c7.tar.xz | |
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_debugfs.c')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_debugfs.c | 49 |
1 files changed, 46 insertions, 3 deletions
diff --git a/drivers/scsi/lpfc/lpfc_debugfs.c b/drivers/scsi/lpfc/lpfc_debugfs.c index b7f57492aefc..17ea3bb04266 100644 --- a/drivers/scsi/lpfc/lpfc_debugfs.c +++ b/drivers/scsi/lpfc/lpfc_debugfs.c @@ -750,6 +750,8 @@ lpfc_debugfs_nvmestat_data(struct lpfc_vport *vport, char *buf, int size) struct lpfc_hba *phba = vport->phba; struct lpfc_nvmet_tgtport *tgtp; struct lpfc_nvmet_rcv_ctx *ctxp, *next_ctxp; + struct nvme_fc_local_port *localport; + struct lpfc_nvme_lport *lport; uint64_t tot, data1, data2, data3; int len = 0; int cnt; @@ -775,10 +777,15 @@ lpfc_debugfs_nvmestat_data(struct lpfc_vport *vport, char *buf, int size) } len += snprintf(buf + len, 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, 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, size - len, @@ -812,6 +819,12 @@ lpfc_debugfs_nvmestat_data(struct lpfc_vport *vport, char *buf, int size) atomic_read(&tgtp->xmt_fcp_rsp_drop)); len += snprintf(buf + len, 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, size - len, "ABORT: Xmt %08x Cmpl %08x\n", atomic_read(&tgtp->xmt_fcp_abort), atomic_read(&tgtp->xmt_fcp_abort_cmpl)); @@ -885,8 +898,38 @@ lpfc_debugfs_nvmestat_data(struct lpfc_vport *vport, char *buf, int size) data1, data2, data3); len += snprintf(buf + len, size - len, - " Cmpl %016llx Outstanding %016llx\n", + " Cmpl %016llx Outstanding %016llx\n", tot, (data1 + data2 + data3) - tot); + + localport = vport->localport; + if (!localport) + return len; + lport = (struct lpfc_nvme_lport *)localport->private; + if (!lport) + return len; + + len += snprintf(buf + len, size - len, + "LS Xmt Err: Abrt %08x Err %08x " + "Cmpl Err: xb %08x Err %08x\n", + atomic_read(&lport->xmt_ls_abort), + atomic_read(&lport->xmt_ls_err), + atomic_read(&lport->cmpl_ls_xb), + atomic_read(&lport->cmpl_ls_err)); + + len += snprintf(buf + len, size - len, + "FCP Xmt Err: noxri %06x nondlp %06x " + "qdepth %06x wqerr %06x Abrt %06x\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), + atomic_read(&lport->xmt_fcp_abort)); + + len += snprintf(buf + len, size - len, + "FCP Cmpl Err: xb %08x Err %08x\n", + atomic_read(&lport->cmpl_fcp_xb), + atomic_read(&lport->cmpl_fcp_err)); + } return len; |