From 473e66baad1e83e6c5dfdca65aba03bf21727202 Mon Sep 17 00:00:00 2001 From: Heiko Carstens Date: Wed, 9 May 2012 16:27:39 +0200 Subject: s390/time: always use stckf instead of stck if available The store clock fast instruction saves a couple of instructions compared to the store clock instruction. Always use stckf instead of stck if it is available. Signed-off-by: Heiko Carstens Reviewed-by: Martin Schwidefsky Signed-off-by: Martin Schwidefsky --- arch/s390/kernel/early.c | 2 -- 1 file changed, 2 deletions(-) (limited to 'arch/s390/kernel/early.c') diff --git a/arch/s390/kernel/early.c b/arch/s390/kernel/early.c index 9475e682727..d84181f1f5e 100644 --- a/arch/s390/kernel/early.c +++ b/arch/s390/kernel/early.c @@ -374,8 +374,6 @@ static __init void detect_machine_facilities(void) S390_lowcore.machine_flags |= MACHINE_FLAG_MVCOS; if (test_facility(40)) S390_lowcore.machine_flags |= MACHINE_FLAG_SPP; - if (test_facility(25)) - S390_lowcore.machine_flags |= MACHINE_FLAG_STCKF; #endif } -- cgit v1.2.2