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[S390] cio: Log the response from the unit check handler
author
Michael Ernst
<mernst@de.ibm.com>
Mon, 9 Aug 2010 16:12:51 +0000
(18:12 +0200)
committer
Martin Schwidefsky
<sky@mschwide.boeblingen.de.ibm.com>
Mon, 9 Aug 2010 16:12:53 +0000
(18:12 +0200)
Log the response from the unit check handler which triggers further
cio internal i/o processing.
Signed-off-by: Michael Ernst <mernst@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
drivers/s390/cio/ccwreq.c
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diff --git
a/drivers/s390/cio/ccwreq.c
b/drivers/s390/cio/ccwreq.c
index
7f206ed
..
fd03687
100644
(file)
--- a/
drivers/s390/cio/ccwreq.c
+++ b/
drivers/s390/cio/ccwreq.c
@@
-182,6
+182,8
@@
static enum io_status ccwreq_status(struct ccw_device *cdev, struct irb *lcirb)
/* Ask the driver what to do */
if (cdev->drv && cdev->drv->uc_handler) {
todo = cdev->drv->uc_handler(cdev, lcirb);
+ CIO_TRACE_EVENT(2, "uc_response");
+ CIO_HEX_EVENT(2, &todo, sizeof(todo));
switch (todo) {
case UC_TODO_RETRY:
return IO_STATUS_ERROR;