x86, random: Verify RDRAND functionality and allow it to be disabled

[firefly-linux-kernel-4.4.55.git] / arch / x86 / include / asm / archrandom.h

diff --git a/arch/x86/include/asm/archrandom.h b/arch/x86/include/asm/archrandom.h
index b7b5bc02e361c0d3904df77b29f1ef4a9a6d3061..0d9ec770f2f8770f8e5a320300ea47f3bf39b9bb 100644 (file)
--- a/arch/x86/include/asm/archrandom.h
+++ b/arch/x86/include/asm/archrandom.h
@@ -70,4 +70,6 @@ GET_RANDOM(arch_get_random_int, unsigned int, RDRAND_INT, ASM_NOP3);
 
 #endif  /* CONFIG_ARCH_RANDOM */
 
+extern void x86_init_rdrand(struct cpuinfo_x86 *c);
+
 #endif /* ASM_X86_ARCHRANDOM_H */