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| author | Richard Henderson <richard.henderson@linaro.org> | 2020-01-10 15:54:13 +0100 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2020-01-25 18:18:50 +0100 |
| commit | 5f2ed7f5b99b54389b74e53309677831ac9cb9d7 (patch) | |
| tree | d6c40ad37be33509da1e2e22d238e0a8a610cb09 /arch/x86/include/asm | |
| parent | random: remove some dead code of poolinfo (diff) | |
| download | linux-5f2ed7f5b99b54389b74e53309677831ac9cb9d7.tar.xz linux-5f2ed7f5b99b54389b74e53309677831ac9cb9d7.zip | |
x86: Remove arch_has_random, arch_has_random_seed
Use the expansion of these macros directly in arch_get_random_*.
These symbols are currently part of the generic archrandom.h
interface, but are currently unused and can be removed.
Signed-off-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Mark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20200110145422.49141-2-broonie@kernel.org
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Diffstat (limited to 'arch/x86/include/asm')
| -rw-r--r-- | arch/x86/include/asm/archrandom.h | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/arch/x86/include/asm/archrandom.h b/arch/x86/include/asm/archrandom.h index af45e1452f09..feb59461046c 100644 --- a/arch/x86/include/asm/archrandom.h +++ b/arch/x86/include/asm/archrandom.h @@ -73,10 +73,6 @@ static inline bool rdseed_int(unsigned int *v) return ok; } -/* Conditional execution based on CPU type */ -#define arch_has_random() static_cpu_has(X86_FEATURE_RDRAND) -#define arch_has_random_seed() static_cpu_has(X86_FEATURE_RDSEED) - /* * These are the generic interfaces; they must not be declared if the * stubs in <linux/random.h> are to be invoked, @@ -86,22 +82,22 @@ static inline bool rdseed_int(unsigned int *v) static inline bool arch_get_random_long(unsigned long *v) { - return arch_has_random() ? rdrand_long(v) : false; + return static_cpu_has(X86_FEATURE_RDRAND) ? rdrand_long(v) : false; } static inline bool arch_get_random_int(unsigned int *v) { - return arch_has_random() ? rdrand_int(v) : false; + return static_cpu_has(X86_FEATURE_RDRAND) ? rdrand_int(v) : false; } static inline bool arch_get_random_seed_long(unsigned long *v) { - return arch_has_random_seed() ? rdseed_long(v) : false; + return static_cpu_has(X86_FEATURE_RDSEED) ? rdseed_long(v) : false; } static inline bool arch_get_random_seed_int(unsigned int *v) { - return arch_has_random_seed() ? rdseed_int(v) : false; + return static_cpu_has(X86_FEATURE_RDSEED) ? rdseed_int(v) : false; } extern void x86_init_rdrand(struct cpuinfo_x86 *c); |