[S390] Replace nopav-message on VM.

Specifying kernel parameter "dasd=nopav" on systems running under VM
has no function but results in message "disable PAV mode". Correct
message is "'nopav' not supported on VM".

Signed-off-by: Peter Oberparleiter <peter.oberparleiter@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

1 files changed, 6 insertions, 2 deletions

diff --git a/drivers/s390/block/dasd_devmap.c b/drivers/s390/block/dasd_devmap.c
index 80cf0999465a..91cf971f0652 100644
--- a/drivers/s390/block/dasd_devmap.c
+++ b/drivers/s390/block/dasd_devmap.c
@@ -258,8 +258,12 @@ dasd_parse_keyword( char *parsestring ) {
                 return residual_str;
         }
         if (strncmp("nopav", parsestring, length) == 0) {
-                dasd_nopav = 1;
-                MESSAGE(KERN_INFO, "%s", "disable PAV mode");
+                if (MACHINE_IS_VM)
+                        MESSAGE(KERN_INFO, "%s", "'nopav' not supported on VM");
+                else {
+                        dasd_nopav = 1;
+                        MESSAGE(KERN_INFO, "%s", "disable PAV mode");
+                }
                 return residual_str;
         }
         if (strncmp("fixedbuffers", parsestring, length) == 0) {