x86/cpu: Use MWAIT leaf definition

The leaf-to-feature dependency array uses hard-coded leaf numbers.
Use the new common header definition for the MWAIT leaf.

Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Link: https://lore.kernel.org/all/20241213205029.5B055D6E%40davehans-spike.ostc.intel.com

Author: hansendc

arch/x86/kernel/cpu/common.c

@@ -29,6 +29,7 @@
 
 #include <asm/alternative.h>
 #include <asm/cmdline.h>
+#include <asm/cpuid.h>
 #include <asm/perf_event.h>
 #include <asm/mmu_context.h>
 #include <asm/doublefault.h>
@@ -636,7 +637,7 @@ struct cpuid_dependent_feature {
 
 static const struct cpuid_dependent_feature
 cpuid_dependent_features[] = {
-	{ X86_FEATURE_MWAIT,		0x00000005 },
+	{ X86_FEATURE_MWAIT,		CPUID_MWAIT_LEAF },
 	{ X86_FEATURE_DCA,		0x00000009 },
 	{ X86_FEATURE_XSAVE,		0x0000000d },
 	{ 0, 0 }