diff options
Diffstat (limited to 'drivers/s390/cio/qdio_debug.c')
| -rw-r--r-- | drivers/s390/cio/qdio_debug.c | 23 |
1 files changed, 21 insertions, 2 deletions
diff --git a/drivers/s390/cio/qdio_debug.c b/drivers/s390/cio/qdio_debug.c index f49761ff9a0..c94eb2a0fa2 100644 --- a/drivers/s390/cio/qdio_debug.c +++ b/drivers/s390/cio/qdio_debug.c @@ -60,7 +60,7 @@ static int qstat_show(struct seq_file *m, void *v) seq_printf(m, "ftc: %d last_move: %d\n", q->first_to_check, q->last_move); seq_printf(m, "polling: %d ack start: %d ack count: %d\n", q->u.in.polling, q->u.in.ack_start, q->u.in.ack_count); - seq_printf(m, "slsb buffer states:\n"); + seq_printf(m, "SBAL states:\n"); seq_printf(m, "|0 |8 |16 |24 |32 |40 |48 |56 63|\n"); for (i = 0; i < QDIO_MAX_BUFFERS_PER_Q; i++) { @@ -97,6 +97,20 @@ static int qstat_show(struct seq_file *m, void *v) } seq_printf(m, "\n"); seq_printf(m, "|64 |72 |80 |88 |96 |104 |112 | 127|\n"); + + seq_printf(m, "\nSBAL statistics:"); + if (!q->irq_ptr->perf_stat_enabled) { + seq_printf(m, " disabled\n"); + return 0; + } + + seq_printf(m, "\n1 2.. 4.. 8.. " + "16.. 32.. 64.. 127\n"); + for (i = 0; i < ARRAY_SIZE(q->q_stats.nr_sbals); i++) + seq_printf(m, "%-10u ", q->q_stats.nr_sbals[i]); + seq_printf(m, "\nError NOP Total\n%-10u %-10u %-10u\n\n", + q->q_stats.nr_sbal_error, q->q_stats.nr_sbal_nop, + q->q_stats.nr_sbal_total); return 0; } @@ -181,9 +195,10 @@ static ssize_t qperf_seq_write(struct file *file, const char __user *ubuf, { struct seq_file *seq = file->private_data; struct qdio_irq *irq_ptr = seq->private; + struct qdio_q *q; unsigned long val; char buf[8]; - int ret; + int ret, i; if (!irq_ptr) return 0; @@ -201,6 +216,10 @@ static ssize_t qperf_seq_write(struct file *file, const char __user *ubuf, case 0: irq_ptr->perf_stat_enabled = 0; memset(&irq_ptr->perf_stat, 0, sizeof(irq_ptr->perf_stat)); + for_each_input_queue(irq_ptr, q, i) + memset(&q->q_stats, 0, sizeof(q->q_stats)); + for_each_output_queue(irq_ptr, q, i) + memset(&q->q_stats, 0, sizeof(q->q_stats)); break; case 1: irq_ptr->perf_stat_enabled = 1; |