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authorSebastian Ott <sebott@linux.vnet.ibm.com>2013-04-30 17:17:34 +0200
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2013-05-02 15:50:20 +0200
commitd1eb16e64f20bbb88b0949fb5203ac43b661dffe (patch)
treedd76d036ec78af56aa6e028859432ce5739b10c1 /Documentation/s390/CommonIO
parent0e6c83d18759e282fb4cfc19478a4217923421b3 (diff)
downloadop-kernel-dev-d1eb16e64f20bbb88b0949fb5203ac43b661dffe.zip
op-kernel-dev-d1eb16e64f20bbb88b0949fb5203ac43b661dffe.tar.gz
s390/cio: add condev keyword to cio_ignore
Provide a 'condev' keyword to cio_ignore to (un)ignore the CCW console device. Reviewed-by: Peter Oberparleiter <peter.oberparleiter@de.ibm.com> Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'Documentation/s390/CommonIO')
-rw-r--r--Documentation/s390/CommonIO11
1 files changed, 6 insertions, 5 deletions
diff --git a/Documentation/s390/CommonIO b/Documentation/s390/CommonIO
index d90a5dd..6e0f63f3 100644
--- a/Documentation/s390/CommonIO
+++ b/Documentation/s390/CommonIO
@@ -10,7 +10,7 @@ Command line parameters
* cio_ignore = device[,device[,..]]
- device := {all | [!]ipldev | [!]<devno> | [!]<devno>-<devno>}
+ device := {all | [!]ipldev | [!]condev | [!]<devno> | [!]<devno>-<devno>}
The given devices will be ignored by the common I/O-layer; no detection
and device sensing will be done on any of those devices. The subchannel to
@@ -24,10 +24,11 @@ Command line parameters
device numbers (0xabcd or abcd, for 2.4 backward compatibility). If you
give a device number 0xabcd, it will be interpreted as 0.0.abcd.
- You can use the 'all' keyword to ignore all devices. The 'ipldev' keyword can
- be used to refer to the CCW based boot device (this is probably useful only
- when combined with the '!' operator). The '!' operator will cause the I/O-layer
- to _not_ ignore a device. The command line is parsed from left to right.
+ You can use the 'all' keyword to ignore all devices. The 'ipldev' and 'condev'
+ keywords can be used to refer to the CCW based boot device and CCW console
+ device respectively (these are probably useful only when combined with the '!'
+ operator). The '!' operator will cause the I/O-layer to _not_ ignore a device.
+ The command line is parsed from left to right.
For example,
cio_ignore=0.0.0023-0.0.0042,0.0.4711
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