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[S390] cio: Dump ccw device information in case of timeout.

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Information about a ccw device will be dumped in
case of a ccw timeout. This can be enabled with
the kernel parameter ccw_timeout_log.

Signed-off-by: Sebastian Ott <sebott@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Sebastian Ott
2008-01-26 14:10:37 +01:00
committed by Martin Schwidefsky
parent 661ca0da3e
commit 14ff56bbb3
3 changed files with 58 additions and 0 deletions
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Documentation/s390/CommonIO
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@@ -4,6 +4,11 @@ S/390 common I/O-Layer - command line parameters, procfs and debugfs entries
Command line parameters
-----------------------
* ccw_timeout_log
Enable logging of debug information in case of ccw device timeouts.
* cio_msg = yes | no
Determines whether information on found devices and sensed device