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powerpc/kernel: Convert cpu_has_feature() to returning bool 

The intention is that the result is only used as a boolean, so enforce
that by changing the return type to bool.

Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Michael Ellerman 2016-07-27 13:35:15 +10:00
parent a81dc9d995
commit 6574ba950b
1 changed files with 4 additions and 5 deletions
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9
arch/powerpc/include/asm/cputable.h
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@ -2,6 +2,7 @@
#define __ASM_POWERPC_CPUTABLE_H
#include <linux/types.h>
#include <asm/asm-compat.h>
#include <asm/feature-fixups.h>
#include <uapi/asm/cputable.h>
@ -576,12 +577,10 @@ enum {
};
#endif /* __powerpc64__ */
static inline int cpu_has_feature(unsigned long feature)
static inline bool cpu_has_feature(unsigned long feature)
{
return (CPU_FTRS_ALWAYS & feature) ||
(CPU_FTRS_POSSIBLE
& cur_cpu_spec->cpu_features
& feature);
return !!((CPU_FTRS_ALWAYS & feature) ||
(CPU_FTRS_POSSIBLE & cur_cpu_spec->cpu_features & feature));
}
#define HBP_NUM 1