[PATCH] s390: memory query wait psw

Don't switch back to 24 bit addressing mode when waiting for an external
interrupt and set the correct bit in wait PSW (external mask instead of I/O
mask).

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

2 files changed, 3 insertions, 5 deletions

diff --git a/arch/s390/kernel/head.S b/arch/s390/kernel/head.S
index 039354d72348..4ca029332114 100644
--- a/arch/s390/kernel/head.S
+++ b/arch/s390/kernel/head.S
@@ -572,8 +572,7 @@ startup:basr  %r13,0                     # get base
 .Lcr:
         .long 0x00                      # place holder for cr0
 .Lwaitsclp:
-        .long 0x020A0000
-        .long .Lsclph
+        .long 0x010a0000,0x80000000 + .Lsclph
 .Lrcp:
         .int 0x00120001                 # Read SCP forced code
 .Lrcp2:
diff --git a/arch/s390/kernel/head64.S b/arch/s390/kernel/head64.S
index 193aafa72f54..d9be8f96f2e0 100644
--- a/arch/s390/kernel/head64.S
+++ b/arch/s390/kernel/head64.S
@@ -530,7 +530,7 @@ startup:basr  %r13,0                     # get base
         be    .Lfchunk-.LPG1(%r13)      # leave
         chi   %r1,2
         be    .Lservicecall-.LPG1(%r13)
-        lpsw  .Lwaitsclp-.LPG1(%r13)
+        lpswe .Lwaitsclp-.LPG1(%r13)
 .Lsclph:
         lh    %r1,.Lsccbr-PARMAREA(%r4)
         chi   %r1,0x10                  # 0x0010 is the sucess code
@@ -567,8 +567,7 @@ startup:basr  %r13,0                     # get base
 .Lcr:
         .quad 0x00  # place holder for cr0
 .Lwaitsclp:
-        .long 0x020A0000
-        .quad .Lsclph
+        .quad  0x0102000180000000,.Lsclph
 .Lrcp:
         .int 0x00120001 # Read SCP forced code
 .Lrcp2: