[PATCH v4 2/7] qla2xxx: Add error counters to debugfs node
From: Nilesh Javali <njavali@marvell.com>
Date: 2021-01-11 09:33:30
Subsystem:
qlogic qla2xxx fc-scsi driver, scsi subsystem, the rest · Maintainers:
Nilesh Javali, "James E.J. Bottomley", "Martin K. Petersen", Linus Torvalds
From: Saurav Kashyap <skashyap@marvell.com> Display error counters via debugfs node. Signed-off-by: Saurav Kashyap <skashyap@marvell.com> Signed-off-by: Nilesh Javali <njavali@marvell.com> Reviewed-by: Himanshu Madhani <redacted> --- drivers/scsi/qla2xxx/qla_dfs.c | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+)
diff --git a/drivers/scsi/qla2xxx/qla_dfs.c b/drivers/scsi/qla2xxx/qla_dfs.c
index d5ebcf7d70ff..ccce0eab844e 100644
--- a/drivers/scsi/qla2xxx/qla_dfs.c
+++ b/drivers/scsi/qla2xxx/qla_dfs.c@@ -286,6 +286,10 @@ qla_dfs_tgt_counters_show(struct seq_file *s, void *unused) core_qla_snd_status, qla_core_ret_sta_ctio, core_qla_free_cmd, num_q_full_sent, num_alloc_iocb_failed, num_term_xchg_sent; u16 i; + fc_port_t *fcport = NULL; + + if (qla2x00_chip_is_down(vha)) + return 0; qla_core_sbt_cmd = qpair->tgt_counters.qla_core_sbt_cmd; core_qla_que_buf = qpair->tgt_counters.core_qla_que_buf;
@@ -349,6 +353,30 @@ qla_dfs_tgt_counters_show(struct seq_file *s, void *unused) vha->qla_stats.qla_dif_stats.dif_ref_tag_err); seq_printf(s, "DIF App tag err = %d\n", vha->qla_stats.qla_dif_stats.dif_app_tag_err); + + seq_puts(s, "\n"); + seq_puts(s, "Initiator Error Counters\n"); + seq_printf(s, "HW Error Count = %14lld\n", + vha->hw_err_cnt); + seq_printf(s, "Link Down Count = %14lld\n", + vha->short_link_down_cnt); + seq_printf(s, "Interface Err Count = %14lld\n", + vha->interface_err_cnt); + seq_printf(s, "Cmd Timeout Count = %14lld\n", + vha->cmd_timeout_cnt); + seq_printf(s, "Reset Count = %14lld\n", + vha->reset_cmd_err_cnt); + seq_puts(s, "\n"); + + list_for_each_entry(fcport, &vha->vp_fcports, list) { + if (!fcport || !fcport->rport) + continue; + + seq_printf(s, "Target Num = %7d Link Down Count = %14lld\n", + fcport->rport->number, fcport->tgt_short_link_down_cnt); + } + seq_puts(s, "\n"); + return 0; }
--
2.19.0.rc0