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scsi: lpfc: refactor debugfs queue prints

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Create common wq, cq, eq, rq print functions

Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com>
Signed-off-by: James Smart <james.smart@broadcom.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
James Smart 2017-02-12 13:52:28 -08:00 committed by Martin K. Petersen
parent 2ea259eead
commit 07bcd98efb
2 changed files with 246 additions and 355 deletions
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1
drivers/scsi/lpfc/lpfc.h
View File

@ -948,6 +948,7 @@ struct lpfc_hba {
struct dentry *idiag_ctl_acc;
struct dentry *idiag_mbx_acc;
struct dentry *idiag_ext_acc;
uint8_t lpfc_idiag_last_eq;
#endif
/* Used for deferred freeing of ELS data buffers */

600
drivers/scsi/lpfc/lpfc_debugfs.c
View File

@ -1972,6 +1972,155 @@ error_out:
return -EINVAL;
}
static int
__lpfc_idiag_print_wq(struct lpfc_queue *qp, char *wqtype,
char *pbuffer, int len)
{
if (!qp)
return len;
len += snprintf(pbuffer + len, LPFC_QUE_INFO_GET_BUF_SIZE - len,
"\t\t%s WQ info: ", wqtype);
len += snprintf(pbuffer + len, LPFC_QUE_INFO_GET_BUF_SIZE - len,
"AssocCQID[%04d]: WQ-STAT[oflow:x%x posted:x%llx]\n",
qp->assoc_qid, qp->q_cnt_1,
(unsigned long long)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");
return len;
}
static int
lpfc_idiag_wqs_for_cq(struct lpfc_hba *phba, char *wqtype, char *pbuffer,
int *len, int max_cnt, int cq_id)
{
struct lpfc_queue *qp;
int qidx;
for (qidx = 0; qidx < phba->cfg_fcp_io_channel; qidx++) {
qp = phba->sli4_hba.fcp_wq[qidx];
if (qp->assoc_qid != cq_id)
continue;
*len = __lpfc_idiag_print_wq(qp, wqtype, pbuffer, *len);
if (*len >= max_cnt)
return 1;
}
return 0;
}
static int
__lpfc_idiag_print_cq(struct lpfc_queue *qp, char *cqtype,
char *pbuffer, int len)
{
if (!qp)
return len;
len += snprintf(pbuffer + len, LPFC_QUE_INFO_GET_BUF_SIZE - len,
"\t%s CQ info: ", cqtype);
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, (unsigned long long)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");
return len;
}
static int
__lpfc_idiag_print_rqpair(struct lpfc_queue *qp, struct lpfc_queue *datqp,
char *rqtype, char *pbuffer, int len)
{
if (!qp || !datqp)
return len;
len += snprintf(pbuffer + len, LPFC_QUE_INFO_GET_BUF_SIZE - len,
"\t\t%s RQ info: ", rqtype);
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, (unsigned long long)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);
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",
datqp->queue_id, datqp->entry_count,
datqp->entry_size, datqp->host_index,
datqp->hba_index);
len += snprintf(pbuffer + len, LPFC_QUE_INFO_GET_BUF_SIZE - len, "\n");
return len;
}
static int
lpfc_idiag_cqs_for_eq(struct lpfc_hba *phba, char *pbuffer,
int *len, int max_cnt, int eq_id)
{
struct lpfc_queue *qp;
int qidx, rc;
for (qidx = 0; qidx < phba->cfg_fcp_io_channel; qidx++) {
qp = phba->sli4_hba.fcp_cq[qidx];
if (qp->assoc_qid != eq_id)
continue;
*len = __lpfc_idiag_print_cq(qp, "FCP", pbuffer, *len);
/* Reset max counter */
qp->CQ_max_cqe = 0;
if (*len >= max_cnt)
return 1;
rc = lpfc_idiag_wqs_for_cq(phba, "FCP", pbuffer, len,
max_cnt, qp->queue_id);
if (rc)
return 1;
}
return 0;
}
static int
__lpfc_idiag_print_eq(struct lpfc_queue *qp, char *eqtype,
char *pbuffer, int len)
{
if (!qp)
return len;
len += snprintf(pbuffer + len, LPFC_QUE_INFO_GET_BUF_SIZE - len,
"\n%s EQ info: EQ-STAT[max:x%x noE:x%x "
"bs:x%x proc:x%llx]\n",
eqtype, qp->q_cnt_1, qp->q_cnt_2, qp->q_cnt_3,
(unsigned long long)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);
len += snprintf(pbuffer + len, LPFC_QUE_INFO_GET_BUF_SIZE - len, "\n");
return len;
}
/**
* lpfc_idiag_queinfo_read - idiag debugfs read queue information
* @file: The file pointer to read from.
@ -1982,6 +2131,9 @@ error_out:
* Description:
* This routine reads data from the @phba SLI4 PCI function queue information,
* and copies to user @buf.
* This routine only returns 1 EQs worth of information. It remembers the last
* EQ read and jumps to the next EQ. Thus subsequent calls to queInfo will
* retrieve all EQs allocated for the phba.
*
* Returns:
* This function returns the amount of data that was read (this could be less
@ -1993,19 +2145,16 @@ lpfc_idiag_queinfo_read(struct file *file, char __user *buf, size_t nbytes,
{
struct lpfc_debug *debug = file->private_data;
struct lpfc_hba *phba = (struct lpfc_hba *)debug->i_private;
int len = 0;
char *pbuffer;
int x, cnt;
int max_cnt;
int max_cnt, rc, x, len = 0;
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;
max_cnt = LPFC_QUE_INFO_GET_BUF_SIZE - 256;
if (*ppos)
return 0;
@ -2014,374 +2163,115 @@ lpfc_idiag_queinfo_read(struct file *file, char __user *buf, size_t nbytes,
/* 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;
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, (unsigned long long)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, (unsigned long long)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;
/* 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, (unsigned long long)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,
"\tMBX CQ info: ");
len += snprintf(pbuffer+len,
LPFC_QUE_INFO_GET_BUF_SIZE-len,
"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,
(unsigned long long)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;
}
/* 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;
}
/* 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,
(unsigned long long)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;
}
/* Slow-path ELS WQ */
qp = phba->sli4_hba.els_wq;
if (qp) {
len += snprintf(pbuffer+len,
LPFC_QUE_INFO_GET_BUF_SIZE-len,
"\t\tELS 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,
(unsigned long long)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,
(unsigned long long)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");
}
x = phba->lpfc_idiag_last_eq;
if (phba->cfg_fof && (x >= phba->cfg_fcp_io_channel)) {
phba->lpfc_idiag_last_eq = 0;
goto fof;
}
}
phba->lpfc_idiag_last_eq++;
if (phba->lpfc_idiag_last_eq >= phba->cfg_fcp_io_channel)
if (phba->cfg_fof == 0)
phba->lpfc_idiag_last_eq = 0;
if (phba->cfg_fof) {
/* FOF EQ */
qp = phba->sli4_hba.fof_eq;
len += snprintf(pbuffer + len, LPFC_QUE_INFO_GET_BUF_SIZE - len,
"EQ %d out of %d HBA EQs\n",
x, phba->cfg_fcp_io_channel);
/* Fast-path EQ */
qp = phba->sli4_hba.hba_eq[x];
if (!qp)
goto out;
len += snprintf(pbuffer+len,
LPFC_QUE_INFO_GET_BUF_SIZE-len,
"\nFOF 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, (unsigned long long)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);
len = __lpfc_idiag_print_eq(qp, "HBA", pbuffer, len);
/* 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;
rc = lpfc_idiag_cqs_for_eq(phba, pbuffer, &len,
max_cnt, qp->queue_id);
if (rc)
goto too_big;
/* Only EQ 0 has slow path CQs configured */
if (x)
goto out;
/* Slow-path mailbox CQ */
qp = phba->sli4_hba.mbx_cq;
len = __lpfc_idiag_print_cq(qp, "MBX", pbuffer, len);
if (len >= max_cnt)
goto too_big;
/* Slow-path MBOX MQ */
qp = phba->sli4_hba.mbx_wq;
len = __lpfc_idiag_print_wq(qp, "MBX", pbuffer, len);
if (len >= max_cnt)
goto too_big;
/* Slow-path ELS response CQ */
qp = phba->sli4_hba.els_cq;
len = __lpfc_idiag_print_cq(qp, "ELS", pbuffer, len);
/* Reset max counter */
if (qp)
qp->CQ_max_cqe = 0;
if (len >= max_cnt)
goto too_big;
/* Slow-path ELS WQ */
qp = phba->sli4_hba.els_wq;
len = __lpfc_idiag_print_wq(qp, "ELS", pbuffer, len);
if (len >= max_cnt)
goto too_big;
qp = phba->sli4_hba.hdr_rq;
len = __lpfc_idiag_print_rqpair(qp, phba->sli4_hba.dat_rq,
"RQpair", pbuffer, len);
if (len >= max_cnt)
goto too_big;
goto out;
}
fof:
if (phba->cfg_fof) {
/* FOF EQ */
qp = phba->sli4_hba.fof_eq;
len = __lpfc_idiag_print_eq(qp, "FOF", pbuffer, len);
/* Reset max counter */
if (qp)
qp->EQ_max_eqe = 0;
if (len >= max_cnt)
goto too_big;
/* OAS CQ */
qp = phba->sli4_hba.oas_cq;
len = __lpfc_idiag_print_cq(qp, "OAS", pbuffer, len);
/* Reset max counter */
if (qp)
qp->CQ_max_cqe = 0;
if (len >= max_cnt)
goto too_big;
/* OAS WQ */
qp = phba->sli4_hba.oas_wq;
len = __lpfc_idiag_print_wq(qp, "OAS", pbuffer, len);
if (len >= max_cnt)
goto too_big;
}
if (phba->cfg_fof) {
/* OAS CQ */
qp = phba->sli4_hba.oas_cq;
if (qp) {
len += snprintf(pbuffer+len,
LPFC_QUE_INFO_GET_BUF_SIZE-len,
"\tOAS 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, (unsigned long long)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;
}
/* OAS WQ */
qp = phba->sli4_hba.oas_wq;
if (qp) {
len += snprintf(pbuffer+len,
LPFC_QUE_INFO_GET_BUF_SIZE-len,
"\t\tOAS 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, (unsigned long long)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;
}
}
out:
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");
len += snprintf(pbuffer + len,
LPFC_QUE_INFO_GET_BUF_SIZE - len, "Truncated ...\n");
out:
spin_unlock_irq(&phba->hbalock);
return simple_read_from_buffer(buf, nbytes, ppos, pbuffer, len);
}