diff options
| author | Satish Kharat <satishkh@cisco.com> | 2019-01-15 04:09:25 +0300 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2019-01-23 05:18:34 +0300 |
| commit | 3567dca1bac619d8da4145602495faf9340a4688 (patch) | |
| tree | 238e34664b761bfdfb93e7b9b47421308594b0e3 /drivers/scsi/fnic/fnic_trace.c | |
| parent | d948e6383ec372da488cb553d56e100787a32ace (diff) | |
| download | linux-3567dca1bac619d8da4145602495faf9340a4688.tar.xz | |
scsi: fnic: fnic stats for max CQs processed and ISR time
This change is to add fnic stats for the max number of CQs (corresponding
to copy WQ) processed in a given interrupt, max time taken by the ISR.
Signed-off-by: Satish Kharat <satishkh@cisco.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/fnic/fnic_trace.c')
| -rw-r--r-- | drivers/scsi/fnic/fnic_trace.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/scsi/fnic/fnic_trace.c b/drivers/scsi/fnic/fnic_trace.c index 8c0d4ee824db..ce32380a182e 100644 --- a/drivers/scsi/fnic/fnic_trace.c +++ b/drivers/scsi/fnic/fnic_trace.c @@ -409,6 +409,9 @@ int fnic_get_stats_data(struct stats_debug_info *debug, len += snprintf(debug->debug_buffer + len, buf_size - len, "Last ISR time: %llu (%8llu.%09lu)\n" "Last ACK time: %llu (%8llu.%09lu)\n" + "Max ISR jiffies: %llu\n" + "Max ISR time (ms) (0 denotes < 1 ms): %llu\n" + "Corr. work done: %llu\n" "Number of ISRs: %lld\n" "Maximum CQ Entries: %lld\n" "Number of ACK index out of range: %lld\n" @@ -428,6 +431,9 @@ int fnic_get_stats_data(struct stats_debug_info *debug, (s64)val1.tv_sec, val1.tv_nsec, (u64)stats->misc_stats.last_ack_time, (s64)val2.tv_sec, val2.tv_nsec, + (u64)atomic64_read(&stats->misc_stats.max_isr_jiffies), + (u64)atomic64_read(&stats->misc_stats.max_isr_time_ms), + (u64)atomic64_read(&stats->misc_stats.corr_work_done), (u64)atomic64_read(&stats->misc_stats.isr_count), (u64)atomic64_read(&stats->misc_stats.max_cq_entries), (u64)atomic64_read(&stats->misc_stats.ack_index_out_of_range), |