diff options
| author | Jan Glauber <jang@linux.vnet.ibm.com> | 2009-12-18 17:43:26 +0100 |
|---|---|---|
| committer | Martin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com> | 2009-12-18 17:43:32 +0100 |
| commit | 8bcd9b04fdbab9cee4948501f8862af2a288f1b5 (patch) | |
| tree | 0a4767448af451b59c12f6b4d43395b86d51c6ed /drivers/s390/cio/qdio_perf.c | |
| parent | 7883097f1602c8cbb1da764a6ac43e0b8a7f56d9 (diff) | |
[S390] qdio: add counter for input queue full condition
Add a counter to the qdio performance statistics that indicates that no
free buffers were left in the input queue. If the counter gets increased
it means that the qdio adapter filled all available buffers and possibly
had more buffers ready but could not transmit them.
Signed-off-by: Jan Glauber <jang@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/cio/qdio_perf.c')
| -rw-r--r-- | drivers/s390/cio/qdio_perf.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/s390/cio/qdio_perf.c b/drivers/s390/cio/qdio_perf.c index 968e3c7c263..54f7c325a3e 100644 --- a/drivers/s390/cio/qdio_perf.c +++ b/drivers/s390/cio/qdio_perf.c @@ -64,6 +64,8 @@ static int qdio_perf_proc_show(struct seq_file *m, void *v) (long)atomic_long_read(&perf_stats.fast_requeue)); seq_printf(m, "Number of outbound target full condition\t: %li\n", (long)atomic_long_read(&perf_stats.outbound_target_full)); + seq_printf(m, "Number of inbound queue full condition\t\t: %li\n", + (long)atomic_long_read(&perf_stats.inbound_queue_full)); seq_printf(m, "Number of outbound tasklet mod_timer calls\t: %li\n", (long)atomic_long_read(&perf_stats.debug_tl_out_timer)); seq_printf(m, "Number of stop polling calls\t\t\t: %li\n", |