Fixed debugfs queInfo to include queue stats
Signed-off-by: James Smart <james.smart@xxxxxxxxxx>
---
lpfc_debugfs.c | 420 +++++++++++++++++++++++++++++++++++----------------------
1 file changed, 261 insertions(+), 159 deletions(-)
diff -upNr a/drivers/scsi/lpfc/lpfc_debugfs.c b/drivers/scsi/lpfc/lpfc_debugfs.c
--- a/drivers/scsi/lpfc/lpfc_debugfs.c 2012-07-22 14:29:51.217268164 -0400
+++ b/drivers/scsi/lpfc/lpfc_debugfs.c 2012-07-22 14:34:05.818259322 -0400
@@ -2001,192 +2001,294 @@ lpfc_idiag_queinfo_read(struct file *fil
{
struct lpfc_debug *debug = file->private_data;
struct lpfc_hba *phba = (struct lpfc_hba *)debug->i_private;
- int len = 0, fcp_qidx;
+ int len = 0;
char *pbuffer;
+ int x, cnt;
+ int max_cnt;
+ struct lpfc_queue *qp = NULL;
+
if (!debug->buffer)
debug->buffer = kmalloc(LPFC_QUE_INFO_GET_BUF_SIZE, GFP_KERNEL);
if (!debug->buffer)
return 0;
pbuffer = debug->buffer;
+ max_cnt = LPFC_QUE_INFO_GET_BUF_SIZE - 128;
if (*ppos)
return 0;
- /* Get fast-path event queue information */
- len += snprintf(pbuffer+len, LPFC_QUE_INFO_GET_BUF_SIZE-len,
- "HBA EQ information:\n");
- if (phba->sli4_hba.hba_eq) {
- for (fcp_qidx = 0; fcp_qidx < phba->cfg_fcp_io_channel;
- fcp_qidx++) {
- if (phba->sli4_hba.hba_eq[fcp_qidx]) {
- len += snprintf(pbuffer+len,
- LPFC_QUE_INFO_GET_BUF_SIZE-len,
- "\tEQID[%02d], "
- "QE-COUNT[%04d], QE-SIZE[%04d], "
- "HOST-INDEX[%04d], PORT-INDEX[%04d]\n",
- phba->sli4_hba.hba_eq[fcp_qidx]->queue_id,
- phba->sli4_hba.hba_eq[fcp_qidx]->entry_count,
- phba->sli4_hba.hba_eq[fcp_qidx]->entry_size,
- phba->sli4_hba.hba_eq[fcp_qidx]->host_index,
- phba->sli4_hba.hba_eq[fcp_qidx]->hba_index);
- }
- }
- }
- len += snprintf(pbuffer+len, LPFC_QUE_INFO_GET_BUF_SIZE-len, "\n");
+ spin_lock_irq(&phba->hbalock);
- /* Get mailbox complete queue information */
- len += snprintf(pbuffer+len, LPFC_QUE_INFO_GET_BUF_SIZE-len,
- "Slow-path MBX CQ information:\n");
- if (phba->sli4_hba.mbx_cq) {
- len += snprintf(pbuffer+len, LPFC_QUE_INFO_GET_BUF_SIZE-len,
- "Associated EQID[%02d]:\n",
- phba->sli4_hba.mbx_cq->assoc_qid);
- len += snprintf(pbuffer+len, LPFC_QUE_INFO_GET_BUF_SIZE-len,
- "\tCQID[%02d], "
- "QE-COUNT[%04d], QE-SIZE[%04d], "
- "HOST-INDEX[%04d], PORT-INDEX[%04d]\n\n",
- phba->sli4_hba.mbx_cq->queue_id,
- phba->sli4_hba.mbx_cq->entry_count,
- phba->sli4_hba.mbx_cq->entry_size,
- phba->sli4_hba.mbx_cq->host_index,
- phba->sli4_hba.mbx_cq->hba_index);
- }
+ /* Fast-path event queue */
+ if (phba->sli4_hba.hba_eq && phba->cfg_fcp_io_channel) {
+ cnt = phba->cfg_fcp_io_channel;
+
+ for (x = 0; x < cnt; x++) {
+
+ /* Fast-path EQ */
+ qp = phba->sli4_hba.hba_eq[x];
+ if (!qp)
+ goto proc_cq;
- /* Get slow-path complete queue information */
- len += snprintf(pbuffer+len, LPFC_QUE_INFO_GET_BUF_SIZE-len,
- "Slow-path ELS CQ information:\n");
- if (phba->sli4_hba.els_cq) {
- len += snprintf(pbuffer+len, LPFC_QUE_INFO_GET_BUF_SIZE-len,
- "Associated EQID[%02d]:\n",
- phba->sli4_hba.els_cq->assoc_qid);
- len += snprintf(pbuffer+len, LPFC_QUE_INFO_GET_BUF_SIZE-len,
- "\tCQID [%02d], "
- "QE-COUNT[%04d], QE-SIZE[%04d], "
- "HOST-INDEX[%04d], PORT-INDEX[%04d]\n\n",
- phba->sli4_hba.els_cq->queue_id,
- phba->sli4_hba.els_cq->entry_count,
- phba->sli4_hba.els_cq->entry_size,
- phba->sli4_hba.els_cq->host_index,
- phba->sli4_hba.els_cq->hba_index);
- }
+ len += snprintf(pbuffer+len,
+ LPFC_QUE_INFO_GET_BUF_SIZE-len,
+ "\nHBA EQ info: "
+ "EQ-STAT[max:x%x noE:x%x "
+ "bs:x%x proc:x%llx]\n",
+ qp->q_cnt_1, qp->q_cnt_2,
+ qp->q_cnt_3, qp->q_cnt_4);
+
+ len += snprintf(pbuffer+len,
+ LPFC_QUE_INFO_GET_BUF_SIZE-len,
+ "EQID[%02d], "
+ "QE-CNT[%04d], QE-SIZE[%04d], "
+ "HOST-IDX[%04d], PORT-IDX[%04d]",
+ qp->queue_id,
+ qp->entry_count,
+ qp->entry_size,
+ qp->host_index,
+ qp->hba_index);
+
+
+ /* Reset max counter */
+ qp->EQ_max_eqe = 0;
+
+ len += snprintf(pbuffer+len,
+ LPFC_QUE_INFO_GET_BUF_SIZE-len, "\n");
+ if (len >= max_cnt)
+ goto too_big;
+proc_cq:
+ /* Fast-path FCP CQ */
+ qp = phba->sli4_hba.fcp_cq[x];
+ len += snprintf(pbuffer+len,
+ LPFC_QUE_INFO_GET_BUF_SIZE-len,
+ "\tFCP CQ info: ");
+ len += snprintf(pbuffer+len,
+ LPFC_QUE_INFO_GET_BUF_SIZE-len,
+ "AssocEQID[%02d]: "
+ "CQ STAT[max:x%x relw:x%x "
+ "xabt:x%x wq:x%llx]\n",
+ qp->assoc_qid,
+ qp->q_cnt_1, qp->q_cnt_2,
+ qp->q_cnt_3, qp->q_cnt_4);
+ len += snprintf(pbuffer+len,
+ LPFC_QUE_INFO_GET_BUF_SIZE-len,
+ "\tCQID[%02d], "
+ "QE-CNT[%04d], QE-SIZE[%04d], "
+ "HOST-IDX[%04d], PORT-IDX[%04d]",
+ qp->queue_id, qp->entry_count,
+ qp->entry_size, qp->host_index,
+ qp->hba_index);
+
+
+ /* Reset max counter */
+ qp->CQ_max_cqe = 0;
- /* Get fast-path complete queue information */
- len += snprintf(pbuffer+len, LPFC_QUE_INFO_GET_BUF_SIZE-len,
- "Fast-path FCP CQ information:\n");
- fcp_qidx = 0;
- if (phba->sli4_hba.fcp_cq) {
- do {
- if (phba->sli4_hba.fcp_cq[fcp_qidx]) {
+ len += snprintf(pbuffer+len,
+ LPFC_QUE_INFO_GET_BUF_SIZE-len, "\n");
+ if (len >= max_cnt)
+ goto too_big;
+
+ /* Fast-path FCP WQ */
+ qp = phba->sli4_hba.fcp_wq[x];
+
+ len += snprintf(pbuffer+len,
+ LPFC_QUE_INFO_GET_BUF_SIZE-len,
+ "\t\tFCP WQ info: ");
+ len += snprintf(pbuffer+len,
+ LPFC_QUE_INFO_GET_BUF_SIZE-len,
+ "AssocCQID[%02d]: "
+ "WQ-STAT[oflow:x%x posted:x%llx]\n",
+ qp->assoc_qid,
+ qp->q_cnt_1, qp->q_cnt_4);
+ len += snprintf(pbuffer+len,
+ LPFC_QUE_INFO_GET_BUF_SIZE-len,
+ "\t\tWQID[%02d], "
+ "QE-CNT[%04d], QE-SIZE[%04d], "
+ "HOST-IDX[%04d], PORT-IDX[%04d]",
+ qp->queue_id,
+ qp->entry_count,
+ qp->entry_size,
+ qp->host_index,
+ qp->hba_index);
+
+ len += snprintf(pbuffer+len,
+ LPFC_QUE_INFO_GET_BUF_SIZE-len, "\n");
+ if (len >= max_cnt)
+ goto too_big;
+
+ if (x)
+ continue;
+
+ /* Only EQ 0 has slow path CQs configured */
+
+ /* Slow-path mailbox CQ */
+ qp = phba->sli4_hba.mbx_cq;
+ if (qp) {
len += snprintf(pbuffer+len,
LPFC_QUE_INFO_GET_BUF_SIZE-len,
- "Associated EQID[%02d]:\n",
- phba->sli4_hba.fcp_cq[fcp_qidx]->assoc_qid);
+ "\tMBX CQ info: ");
len += snprintf(pbuffer+len,
LPFC_QUE_INFO_GET_BUF_SIZE-len,
- "\tCQID[%02d], "
- "QE-COUNT[%04d], QE-SIZE[%04d], "
- "HOST-INDEX[%04d], PORT-INDEX[%04d]\n",
- phba->sli4_hba.fcp_cq[fcp_qidx]->queue_id,
- phba->sli4_hba.fcp_cq[fcp_qidx]->entry_count,
- phba->sli4_hba.fcp_cq[fcp_qidx]->entry_size,
- phba->sli4_hba.fcp_cq[fcp_qidx]->host_index,
- phba->sli4_hba.fcp_cq[fcp_qidx]->hba_index);
+ "AssocEQID[%02d]: "
+ "CQ-STAT[mbox:x%x relw:x%x "
+ "xabt:x%x wq:x%llx]\n",
+ qp->assoc_qid,
+ qp->q_cnt_1, qp->q_cnt_2,
+ qp->q_cnt_3, qp->q_cnt_4);
+ len += snprintf(pbuffer+len,
+ LPFC_QUE_INFO_GET_BUF_SIZE-len,
+ "\tCQID[%02d], "
+ "QE-CNT[%04d], QE-SIZE[%04d], "
+ "HOST-IDX[%04d], PORT-IDX[%04d]",
+ qp->queue_id, qp->entry_count,
+ qp->entry_size, qp->host_index,
+ qp->hba_index);
+
+ len += snprintf(pbuffer+len,
+ LPFC_QUE_INFO_GET_BUF_SIZE-len, "\n");
+ if (len >= max_cnt)
+ goto too_big;
}
- } while (++fcp_qidx < phba->cfg_fcp_io_channel);
- len += snprintf(pbuffer+len,
- LPFC_QUE_INFO_GET_BUF_SIZE-len, "\n");
- }
- /* Get mailbox queue information */
- len += snprintf(pbuffer+len, LPFC_QUE_INFO_GET_BUF_SIZE-len,
- "Slow-path MBX MQ information:\n");
- if (phba->sli4_hba.mbx_wq) {
- len += snprintf(pbuffer+len, LPFC_QUE_INFO_GET_BUF_SIZE-len,
- "Associated CQID[%02d]:\n",
- phba->sli4_hba.mbx_wq->assoc_qid);
- len += snprintf(pbuffer+len, LPFC_QUE_INFO_GET_BUF_SIZE-len,
- "\tWQID[%02d], "
- "QE-COUNT[%04d], QE-SIZE[%04d], "
- "HOST-INDEX[%04d], PORT-INDEX[%04d]\n\n",
- phba->sli4_hba.mbx_wq->queue_id,
- phba->sli4_hba.mbx_wq->entry_count,
- phba->sli4_hba.mbx_wq->entry_size,
- phba->sli4_hba.mbx_wq->host_index,
- phba->sli4_hba.mbx_wq->hba_index);
- }
+ /* Slow-path MBOX MQ */
+ qp = phba->sli4_hba.mbx_wq;
+ if (qp) {
+ len += snprintf(pbuffer+len,
+ LPFC_QUE_INFO_GET_BUF_SIZE-len,
+ "\t\tMBX MQ info: ");
+ len += snprintf(pbuffer+len,
+ LPFC_QUE_INFO_GET_BUF_SIZE-len,
+ "AssocCQID[%02d]:\n",
+ phba->sli4_hba.mbx_wq->assoc_qid);
+ len += snprintf(pbuffer+len,
+ LPFC_QUE_INFO_GET_BUF_SIZE-len,
+ "\t\tWQID[%02d], "
+ "QE-CNT[%04d], QE-SIZE[%04d], "
+ "HOST-IDX[%04d], PORT-IDX[%04d]",
+ qp->queue_id, qp->entry_count,
+ qp->entry_size, qp->host_index,
+ qp->hba_index);
+
+ len += snprintf(pbuffer+len,
+ LPFC_QUE_INFO_GET_BUF_SIZE-len, "\n");
+ if (len >= max_cnt)
+ goto too_big;
+ }
- /* Get slow-path work queue information */
- len += snprintf(pbuffer+len, LPFC_QUE_INFO_GET_BUF_SIZE-len,
- "Slow-path ELS WQ information:\n");
- if (phba->sli4_hba.els_wq) {
- len += snprintf(pbuffer+len, LPFC_QUE_INFO_GET_BUF_SIZE-len,
- "Associated CQID[%02d]:\n",
- phba->sli4_hba.els_wq->assoc_qid);
- len += snprintf(pbuffer+len, LPFC_QUE_INFO_GET_BUF_SIZE-len,
- "\tWQID[%02d], "
- "QE-COUNT[%04d], QE-SIZE[%04d], "
- "HOST-INDEX[%04d], PORT-INDEX[%04d]\n\n",
- phba->sli4_hba.els_wq->queue_id,
- phba->sli4_hba.els_wq->entry_count,
- phba->sli4_hba.els_wq->entry_size,
- phba->sli4_hba.els_wq->host_index,
- phba->sli4_hba.els_wq->hba_index);
- }
+ /* Slow-path ELS response CQ */
+ qp = phba->sli4_hba.els_cq;
+ if (qp) {
+ len += snprintf(pbuffer+len,
+ LPFC_QUE_INFO_GET_BUF_SIZE-len,
+ "\tELS CQ info: ");
+ len += snprintf(pbuffer+len,
+ LPFC_QUE_INFO_GET_BUF_SIZE-len,
+ "AssocEQID[%02d]: "
+ "CQ-STAT[max:x%x relw:x%x "
+ "xabt:x%x wq:x%llx]\n",
+ qp->assoc_qid,
+ qp->q_cnt_1, qp->q_cnt_2,
+ qp->q_cnt_3, qp->q_cnt_4);
+ len += snprintf(pbuffer+len,
+ LPFC_QUE_INFO_GET_BUF_SIZE-len,
+ "\tCQID [%02d], "
+ "QE-CNT[%04d], QE-SIZE[%04d], "
+ "HOST-IDX[%04d], PORT-IDX[%04d]",
+ qp->queue_id, qp->entry_count,
+ qp->entry_size, qp->host_index,
+ qp->hba_index);
+
+ /* Reset max counter */
+ qp->CQ_max_cqe = 0;
+
+ len += snprintf(pbuffer+len,
+ LPFC_QUE_INFO_GET_BUF_SIZE-len, "\n");
+ if (len >= max_cnt)
+ goto too_big;
+ }
- /* Get fast-path work queue information */
- len += snprintf(pbuffer+len, LPFC_QUE_INFO_GET_BUF_SIZE-len,
- "Fast-path FCP WQ information:\n");
- if (phba->sli4_hba.fcp_wq) {
- for (fcp_qidx = 0; fcp_qidx < phba->cfg_fcp_io_channel;
- fcp_qidx++) {
- if (!phba->sli4_hba.fcp_wq[fcp_qidx])
- continue;
- len += snprintf(pbuffer+len,
+ /* Slow-path ELS WQ */
+ qp = phba->sli4_hba.els_wq;
+ if (qp) {
+ len += snprintf(pbuffer+len,
LPFC_QUE_INFO_GET_BUF_SIZE-len,
- "Associated CQID[%02d]:\n",
- phba->sli4_hba.fcp_wq[fcp_qidx]->assoc_qid);
- len += snprintf(pbuffer+len,
+ "\t\tELS WQ info: ");
+ len += snprintf(pbuffer+len,
LPFC_QUE_INFO_GET_BUF_SIZE-len,
- "\tWQID[%02d], "
- "QE-COUNT[%04d], WQE-SIZE[%04d], "
- "HOST-INDEX[%04d], PORT-INDEX[%04d]\n",
- phba->sli4_hba.fcp_wq[fcp_qidx]->queue_id,
- phba->sli4_hba.fcp_wq[fcp_qidx]->entry_count,
- phba->sli4_hba.fcp_wq[fcp_qidx]->entry_size,
- phba->sli4_hba.fcp_wq[fcp_qidx]->host_index,
- phba->sli4_hba.fcp_wq[fcp_qidx]->hba_index);
+ "AssocCQID[%02d]: "
+ " WQ-STAT[oflow:x%x "
+ "posted:x%llx]\n",
+ qp->assoc_qid,
+ qp->q_cnt_1, qp->q_cnt_4);
+ len += snprintf(pbuffer+len,
+ LPFC_QUE_INFO_GET_BUF_SIZE-len,
+ "\t\tWQID[%02d], "
+ "QE-CNT[%04d], QE-SIZE[%04d], "
+ "HOST-IDX[%04d], PORT-IDX[%04d]",
+ qp->queue_id, qp->entry_count,
+ qp->entry_size, qp->host_index,
+ qp->hba_index);
+
+ len += snprintf(pbuffer+len,
+ LPFC_QUE_INFO_GET_BUF_SIZE-len, "\n");
+ if (len >= max_cnt)
+ goto too_big;
+ }
+
+ if (phba->sli4_hba.hdr_rq && phba->sli4_hba.dat_rq) {
+ /* Slow-path RQ header */
+ qp = phba->sli4_hba.hdr_rq;
+
+ len += snprintf(pbuffer+len,
+ LPFC_QUE_INFO_GET_BUF_SIZE-len,
+ "\t\tRQ info: ");
+ len += snprintf(pbuffer+len,
+ LPFC_QUE_INFO_GET_BUF_SIZE-len,
+ "AssocCQID[%02d]: "
+ "RQ-STAT[nopost:x%x nobuf:x%x "
+ "trunc:x%x rcv:x%llx]\n",
+ qp->assoc_qid,
+ qp->q_cnt_1, qp->q_cnt_2,
+ qp->q_cnt_3, qp->q_cnt_4);
+ len += snprintf(pbuffer+len,
+ LPFC_QUE_INFO_GET_BUF_SIZE-len,
+ "\t\tHQID[%02d], "
+ "QE-CNT[%04d], QE-SIZE[%04d], "
+ "HOST-IDX[%04d], PORT-IDX[%04d]\n",
+ qp->queue_id,
+ qp->entry_count,
+ qp->entry_size,
+ qp->host_index,
+ qp->hba_index);
+
+ /* Slow-path RQ data */
+ qp = phba->sli4_hba.dat_rq;
+ len += snprintf(pbuffer+len,
+ LPFC_QUE_INFO_GET_BUF_SIZE-len,
+ "\t\tDQID[%02d], "
+ "QE-CNT[%04d], QE-SIZE[%04d], "
+ "HOST-IDX[%04d], PORT-IDX[%04d]\n",
+ qp->queue_id,
+ qp->entry_count,
+ qp->entry_size,
+ qp->host_index,
+ qp->hba_index);
+
+ len += snprintf(pbuffer+len,
+ LPFC_QUE_INFO_GET_BUF_SIZE-len, "\n");
+ }
}
- len += snprintf(pbuffer+len,
- LPFC_QUE_INFO_GET_BUF_SIZE-len, "\n");
}
- /* Get receive queue information */
- len += snprintf(pbuffer+len, LPFC_QUE_INFO_GET_BUF_SIZE-len,
- "Slow-path RQ information:\n");
- if (phba->sli4_hba.hdr_rq && phba->sli4_hba.dat_rq) {
- len += snprintf(pbuffer+len, LPFC_QUE_INFO_GET_BUF_SIZE-len,
- "Associated CQID[%02d]:\n",
- phba->sli4_hba.hdr_rq->assoc_qid);
- len += snprintf(pbuffer+len, LPFC_QUE_INFO_GET_BUF_SIZE-len,
- "\tHQID[%02d], "
- "QE-COUNT[%04d], QE-SIZE[%04d], "
- "HOST-INDEX[%04d], PORT-INDEX[%04d]\n",
- phba->sli4_hba.hdr_rq->queue_id,
- phba->sli4_hba.hdr_rq->entry_count,
- phba->sli4_hba.hdr_rq->entry_size,
- phba->sli4_hba.hdr_rq->host_index,
- phba->sli4_hba.hdr_rq->hba_index);
- len += snprintf(pbuffer+len, LPFC_QUE_INFO_GET_BUF_SIZE-len,
- "\tDQID[%02d], "
- "QE-COUNT[%04d], QE-SIZE[%04d], "
- "HOST-INDEX[%04d], PORT-INDEX[%04d]\n",
- phba->sli4_hba.dat_rq->queue_id,
- phba->sli4_hba.dat_rq->entry_count,
- phba->sli4_hba.dat_rq->entry_size,
- phba->sli4_hba.dat_rq->host_index,
- phba->sli4_hba.dat_rq->hba_index);
- }
+ spin_unlock_irq(&phba->hbalock);
+ return simple_read_from_buffer(buf, nbytes, ppos, pbuffer, len);
+
+too_big:
+ len += snprintf(pbuffer+len,
+ LPFC_QUE_INFO_GET_BUF_SIZE-len, "Truncated ...\n");
+ spin_unlock_irq(&phba->hbalock);
return simple_read_from_buffer(buf, nbytes, ppos, pbuffer, len);
}
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