diff options
| author |   Julian Wiedmann <jwi@linux.ibm.com> | 2019-03-28 10:45:11 +0100 |
|---|---|---|
| committer |   Martin Schwidefsky <schwidefsky@de.ibm.com> | 2019-04-10 17:47:26 +0200 |
| commit | dccbbaff174df174bb30c21e05d7b732d013ea1a (patch) | |
| tree | 92c7e24a229126621297891496de1101be1b5edd /drivers/s390/cio/qdio_debug.c | |
| parent | s390/qdio: simplify SBAL range calculation (diff) | |
| download | linux-dev-dccbbaff174df174bb30c21e05d7b732d013ea1a.tar.xz linux-dev-dccbbaff174df174bb30c21e05d7b732d013ea1a.zip | |
s390/qdio: eliminate queue's last_move cursor
This cursor is used for debugging only. But since
commit "s390/qdio: pass up count of ready-to-process SBALs" it effectively
duplicates the first_to_check cursor, diverging for just a short moment
when get_*_buffer_frontier() updates q->first_to_check.
Signed-off-by: Julian Wiedmann <jwi@linux.ibm.com>
Reviewed-by: Jens Remus <jremus@linux.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/cio/qdio_debug.c')
| -rw-r--r-- | drivers/s390/cio/qdio_debug.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/s390/cio/qdio_debug.c b/drivers/s390/cio/qdio_debug.c index 4d77d87538c9..35410e6eda2e 100644 --- a/drivers/s390/cio/qdio_debug.c +++ b/drivers/s390/cio/qdio_debug.c @@ -121,9 +121,8 @@ static int qstat_show(struct seq_file *m, void *v) seq_printf(m, "Timestamp: %Lx Last AI: %Lx\n", q->timestamp, last_ai_time); - seq_printf(m, "nr_used: %d ftc: %d last_move: %d\n", - atomic_read(&q->nr_buf_used), - q->first_to_check, q->last_move); + seq_printf(m, "nr_used: %d ftc: %d\n", + atomic_read(&q->nr_buf_used), q->first_to_check); if (q->is_input_q) { seq_printf(m, "polling: %d ack start: %d ack count: %d\n", q->u.in.polling, q->u.in.ack_start, |