From b977f03ec44aef7f6728bfe1a48f3ee5b0776001 Mon Sep 17 00:00:00 2001 From: Heiko Carstens Date: Mon, 13 Feb 2023 12:35:17 +0100 Subject: [PATCH] s390/processor: let cpu helper functions return boolean values Let cpu helper functions return boolean values. This also allows to make the code a bit simpler by getting rid of the "!!" construct. Reviewed-by: Sven Schnelle Signed-off-by: Heiko Carstens --- arch/s390/include/asm/processor.h | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/arch/s390/include/asm/processor.h b/arch/s390/include/asm/processor.h index 53172b27a3eb4..9f89d3821d166 100644 --- a/arch/s390/include/asm/processor.h +++ b/arch/s390/include/asm/processor.h @@ -54,19 +54,20 @@ static __always_inline void clear_cpu_flag(int flag) S390_lowcore.cpu_flags &= ~(1UL << flag); } -static __always_inline int test_cpu_flag(int flag) +static __always_inline bool test_cpu_flag(int flag) { - return !!(S390_lowcore.cpu_flags & (1UL << flag)); + return S390_lowcore.cpu_flags & (1UL << flag); } /* * Test CIF flag of another CPU. The caller needs to ensure that * CPU hotplug can not happen, e.g. by disabling preemption. */ -static __always_inline int test_cpu_flag_of(int flag, int cpu) +static __always_inline bool test_cpu_flag_of(int flag, int cpu) { struct lowcore *lc = lowcore_ptr[cpu]; - return !!(lc->cpu_flags & (1UL << flag)); + + return lc->cpu_flags & (1UL << flag); } #define arch_needs_cpu() test_cpu_flag(CIF_NOHZ_DELAY) -- 2.30.2