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>

1 files changed, 7 insertions, 0 deletions

diff --git a/drivers/s390/cio/blacklist.c b/drivers/s390/cio/blacklist.c
index 706eb9b6513f..a9fe3de2dec1 100644
--- a/drivers/s390/cio/blacklist.c
+++ b/drivers/s390/cio/blacklist.c
@@ -189,6 +189,13 @@ static int blacklist_parse_parameters(char *str, range_action action,
                         to_cssid = from_cssid;
                         to_ssid = from_ssid;
                         to = from;
+                } else if (strcmp(parm, "condev") == 0) {
+                        if (console_devno == -1)
+                                continue;
+
+                        from_cssid = to_cssid = 0;
+                        from_ssid = to_ssid = 0;
+                        from = to = console_devno;
                 } else {
                         rc = parse_busid(strsep(&parm, "-"), &from_cssid,
                                          &from_ssid, &from, msgtrigger);