diff options
Diffstat (limited to '')
| -rw-r--r-- | arch/s390/kernel/vtime.c | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/arch/s390/kernel/vtime.c b/arch/s390/kernel/vtime.c index f216a1b2f825..9436f3053b88 100644 --- a/arch/s390/kernel/vtime.c +++ b/arch/s390/kernel/vtime.c @@ -128,13 +128,12 @@ static int do_account_vtime(struct task_struct *tsk) timer = S390_lowcore.last_update_timer; clock = S390_lowcore.last_update_clock; - /* Use STORE CLOCK by default, STORE CLOCK FAST if available. */ - alternative_io("stpt %0\n .insn s,0xb2050000,%1\n", - "stpt %0\n .insn s,0xb27c0000,%1\n", - 25, - ASM_OUTPUT2("=Q" (S390_lowcore.last_update_timer), - "=Q" (S390_lowcore.last_update_clock)), - ASM_NO_INPUT_CLOBBER("cc")); + asm volatile( + " stpt %0\n" /* Store current cpu timer value */ + " stckf %1" /* Store current tod clock value */ + : "=Q" (S390_lowcore.last_update_timer), + "=Q" (S390_lowcore.last_update_clock) + : : "cc"); clock = S390_lowcore.last_update_clock - clock; timer -= S390_lowcore.last_update_timer; |