x86/apic: Move flat_cpu_mask_to_apicid_and() into C source

No point in having inlines assigned to function pointers at multiple
places. Just bloats the text.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: Marc Zyngier <marc.zyngier@arm.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Keith Busch <keith.busch@intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Christoph Hellwig <hch@lst.de>
Link: http://lkml.kernel.org/r/20170619235446.405975721@linutronix.de

arch/x86/include/asm/apic.h

@@ -540,28 +540,12 @@ static inline int default_phys_pkg_id(int cpuid_apic, int index_msb)
 
 #endif
 
-static inline int
-flat_cpu_mask_to_apicid_and(const struct cpumask *cpumask,
-			    const struct cpumask *andmask,
-			    unsigned int *apicid)
-{
-	unsigned long cpu_mask = cpumask_bits(cpumask)[0] &
-				 cpumask_bits(andmask)[0] &
-				 cpumask_bits(cpu_online_mask)[0] &
-				 APIC_ALL_CPUS;
-
-	if (likely(cpu_mask)) {
-		*apicid = (unsigned int)cpu_mask;
-		return 0;
-	} else {
-		return -EINVAL;
-	}
-}
-
-extern int
-default_cpu_mask_to_apicid_and(const struct cpumask *cpumask,
-			       const struct cpumask *andmask,
-			       unsigned int *apicid);
+extern int flat_cpu_mask_to_apicid_and(const struct cpumask *cpumask,
+				       const struct cpumask *andmask,
+				       unsigned int *apicid);
+extern int default_cpu_mask_to_apicid_and(const struct cpumask *cpumask,
+					  const struct cpumask *andmask,
+					  unsigned int *apicid);
 
 static inline void
 flat_vector_allocation_domain(int cpu, struct cpumask *retmask,

arch/x86/kernel/apic/apic.c

@@ -2220,6 +2220,22 @@ int default_cpu_mask_to_apicid_and(const struct cpumask *cpumask,
 	return -EINVAL;
 }
 
+int flat_cpu_mask_to_apicid_and(const struct cpumask *cpumask,
+				const struct cpumask *andmask,
+				unsigned int *apicid)
+{
+	unsigned long cpu_mask = cpumask_bits(cpumask)[0] &
+				 cpumask_bits(andmask)[0] &
+				 cpumask_bits(cpu_online_mask)[0] &
+				 APIC_ALL_CPUS;
+
+	if (likely(cpu_mask)) {
+		*apicid = (unsigned int)cpu_mask;
+		return 0;
+	}
+	return -EINVAL;
+}
+
 /*
  * Override the generic EOI implementation with an optimized version.
  * Only called during early boot when only one CPU is active and with