1 files changed, 14 insertions, 23 deletions

diff --git a/arch/s390/kernel/entry.S b/arch/s390/kernel/entry.S
index 2c0eff488875..870bad6d56fc 100644
--- a/arch/s390/kernel/entry.S
+++ b/arch/s390/kernel/entry.S
@@ -616,17 +616,13 @@ ext_skip:
  * Load idle PSW. The second "half" of this function is in cleanup_idle.
  */
 ENTRY(psw_idle)
-        st      %r4,__SF_EMPTY(%r15)
+        st      %r3,__SF_EMPTY(%r15)
         basr    %r1,0
         la      %r1,psw_idle_lpsw+4-.(%r1)
         st      %r1,__SF_EMPTY+4(%r15)
         oi      __SF_EMPTY+4(%r15),0x80
-        la      %r1,.Lvtimer_max-psw_idle_lpsw-4(%r1)
-        stck    __IDLE_ENTER(%r2)
-        ltr     %r5,%r5
-        stpt    __VQ_IDLE_ENTER(%r3)
-        jz      psw_idle_lpsw
-        spt     0(%r1)
+        stck    __CLOCK_IDLE_ENTER(%r2)
+        stpt    __TIMER_IDLE_ENTER(%r2)
 psw_idle_lpsw:
         lpsw    __SF_EMPTY(%r15)
         br      %r14
@@ -885,33 +881,28 @@ cleanup_io_restore_insn:
 
 cleanup_idle:
         # copy interrupt clock & cpu timer
-        mvc     __IDLE_EXIT(8,%r2),__LC_INT_CLOCK
-        mvc     __VQ_IDLE_EXIT(8,%r3),__LC_ASYNC_ENTER_TIMER
+        mvc     __CLOCK_IDLE_EXIT(8,%r2),__LC_INT_CLOCK
+        mvc     __TIMER_IDLE_EXIT(8,%r2),__LC_ASYNC_ENTER_TIMER
         chi     %r11,__LC_SAVE_AREA_ASYNC
         je      0f
-        mvc     __IDLE_EXIT(8,%r2),__LC_MCCK_CLOCK
-        mvc     __VQ_IDLE_EXIT(8,%r3),__LC_MCCK_ENTER_TIMER
+        mvc     __CLOCK_IDLE_EXIT(8,%r2),__LC_MCCK_CLOCK
+        mvc     __TIMER_IDLE_EXIT(8,%r2),__LC_MCCK_ENTER_TIMER
 0:      # check if stck has been executed
         cl      %r9,BASED(cleanup_idle_insn)
         jhe     1f
-        mvc     __IDLE_ENTER(8,%r2),__IDLE_EXIT(%r2)
-        mvc     __VQ_IDLE_ENTER(8,%r3),__VQ_IDLE_EXIT(%r3)
-        j       2f
-1:      # check if the cpu timer has been reprogrammed
-        ltr     %r5,%r5
-        jz      2f
-        spt     __VQ_IDLE_ENTER(%r3)
-2:      # account system time going idle
+        mvc     __CLOCK_IDLE_ENTER(8,%r2),__CLOCK_IDLE_EXIT(%r2)
+        mvc     __TIMER_IDLE_ENTER(8,%r2),__TIMER_IDLE_EXIT(%r3)
+1:      # account system time going idle
         lm      %r9,%r10,__LC_STEAL_TIMER
-        ADD64   %r9,%r10,__IDLE_ENTER(%r2)
+        ADD64   %r9,%r10,__CLOCK_IDLE_ENTER(%r2)
         SUB64   %r9,%r10,__LC_LAST_UPDATE_CLOCK
         stm     %r9,%r10,__LC_STEAL_TIMER
-        mvc     __LC_LAST_UPDATE_CLOCK(8),__IDLE_EXIT(%r2)
+        mvc     __LC_LAST_UPDATE_CLOCK(8),__CLOCK_IDLE_EXIT(%r2)
         lm      %r9,%r10,__LC_SYSTEM_TIMER
         ADD64   %r9,%r10,__LC_LAST_UPDATE_TIMER
-        SUB64   %r9,%r10,__VQ_IDLE_ENTER(%r3)
+        SUB64   %r9,%r10,__TIMER_IDLE_ENTER(%r2)
         stm     %r9,%r10,__LC_SYSTEM_TIMER
-        mvc     __LC_LAST_UPDATE_TIMER(8),__VQ_IDLE_EXIT(%r3)
+        mvc     __LC_LAST_UPDATE_TIMER(8),__TIMER_IDLE_EXIT(%r2)
         # prepare return psw
         n       %r8,BASED(cleanup_idle_wait)    # clear wait state bit
         l       %r9,24(%r11)                    # return from psw_idle