From fc6325750348272d10a8e39adb9fc0e89a667774 Mon Sep 17 00:00:00 2001 From: Helge Deller Date: Sat, 12 Dec 2015 18:22:03 +0100 Subject: parisc: Reduce overhead of parisc_requires_coherency() Signed-off-by: Helge Deller --- arch/parisc/include/asm/processor.h | 17 ++++++++--------- 1 file changed, 8 insertions(+), 9 deletions(-) (limited to 'arch/parisc/include/asm') diff --git a/arch/parisc/include/asm/processor.h b/arch/parisc/include/asm/processor.h index 7e759ec..2e674e1 100644 --- a/arch/parisc/include/asm/processor.h +++ b/arch/parisc/include/asm/processor.h @@ -311,18 +311,17 @@ extern unsigned long get_wchan(struct task_struct *p); #define cpu_relax() barrier() #define cpu_relax_lowlatency() cpu_relax() -/* Used as a macro to identify the combined VIPT/PIPT cached - * CPUs which require a guarantee of coherency (no inequivalent - * aliases with different data, whether clean or not) to operate */ -static inline int parisc_requires_coherency(void) -{ +/* + * parisc_requires_coherency() is used to identify the combined VIPT/PIPT + * cached CPUs which require a guarantee of coherency (no inequivalent aliases + * with different data, whether clean or not) to operate + */ #ifdef CONFIG_PA8X00 - return (boot_cpu_data.cpu_type == mako) || - (boot_cpu_data.cpu_type == mako2); +extern int _parisc_requires_coherency; +#define parisc_requires_coherency() _parisc_requires_coherency #else - return 0; +#define parisc_requires_coherency() (0) #endif -} #endif /* __ASSEMBLY__ */ -- cgit v1.1