2 files changed, 8 insertions, 4 deletions

diff --git a/arch/s390/kernel/entry.S b/arch/s390/kernel/entry.S
index bc7ff3658c3d..f3bceb165321 100644
--- a/arch/s390/kernel/entry.S
+++ b/arch/s390/kernel/entry.S
@@ -624,9 +624,11 @@ io_work_loop:
 # _TIF_MCCK_PENDING is set, call handler
 #
 io_mcck_pending:
+        TRACE_IRQS_OFF
         l       %r1,BASED(.Ls390_handle_mcck)
-        la      %r14,BASED(io_work_loop)
-        br      %r1                     # TIF bit will be cleared by handler
+        basr    %r14,%r1                # TIF bit will be cleared by handler
+        TRACE_IRQS_ON
+        b       BASED(io_work_loop)
 
 #
 # _TIF_NEED_RESCHED is set, call schedule
diff --git a/arch/s390/kernel/entry64.S b/arch/s390/kernel/entry64.S
index 2a7b1304418b..9c0d5cc8269d 100644
--- a/arch/s390/kernel/entry64.S
+++ b/arch/s390/kernel/entry64.S
@@ -611,8 +611,10 @@ io_work_loop:
 # _TIF_MCCK_PENDING is set, call handler
 #
 io_mcck_pending:
-        larl    %r14,io_work_loop
-        jg      s390_handle_mcck        # TIF bit will be cleared by handler
+        TRACE_IRQS_OFF
+        brasl   %r14,s390_handle_mcck   # TIF bit will be cleared by handler
+        TRACE_IRQS_ON
+        j       io_work_loop
 
 #
 # _TIF_NEED_RESCHED is set, call schedule