[PATCH 5/9] dasd: Reduce amount of messages for specific errors

Martin Schwidefsky
2013-06-03T15:03:18Z

Whenever a request has been aborted internally by the driver
there is no sense data to be had. And printing lots of messages
stalls the system, so better to print out a short one-liner.

Signed-off-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Stefan Weinhuber <wein@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
---
drivers/s390/block/dasd_erp.c | 8 ++++++++
1 file changed, 8 insertions(+)

diff --git a/drivers/s390/block/dasd_erp.c b/drivers/s390/block/dasd_erp.c
index 3250cb4..8d11f77 100644
--- a/drivers/s390/block/dasd_erp.c
+++ b/drivers/s390/block/dasd_erp.c
@@ -159,6 +159,14 @@ dasd_log_sense(struct dasd_ccw_req *cqr, struct irb *irb)
struct dasd_device *device;

device = cqr->startdev;
+ if (cqr->intrc == -ETIMEDOUT) {
+ dev_err(&device->cdev->dev, "cqr %p timeout error", cqr);
+ return;
+ }
+ if (cqr->intrc == -ENOLINK) {
+ dev_err(&device->cdev->dev, "cqr %p transport error", cqr);
+ return;
+ }
/* dump sense data */
if (device->discipline && device->discipline->dump_sense)
device->discipline->dump_sense(device, cqr, irb);
--
1.7.9.5