[patch 19/23] init: Get rid of x86isms

[Thomas Gleixner]

The UP local API support can be set up from an early initcall. No need
for horrible hackery in the init code.

Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
---
 arch/x86/kernel/apic/apic.c |    3 +++
 init/main.c                 |   14 +-------------
 2 files changed, 4 insertions(+), 13 deletions(-)

Index: tip/arch/x86/kernel/apic/apic.c
===================================================================
--- tip.orig/arch/x86/kernel/apic/apic.c
+++ tip/arch/x86/kernel/apic/apic.c
@@ -2264,6 +2264,9 @@ int __init APIC_init_uniprocessor(void)
 	x86_init.timers.setup_percpu_clockev();
 	return 0;
 }
+#ifndef CONFIG_SMP
+early_initcall(APIC_init_uniprocessor);
+#endif
 
 /*
  * Power management
Index: tip/init/main.c
===================================================================
--- tip.orig/init/main.c
+++ tip/init/main.c
@@ -87,10 +87,6 @@
 #include <asm/sections.h>
 #include <asm/cacheflush.h>
 
-#ifdef CONFIG_X86_LOCAL_APIC
-#include <asm/smp.h>
-#endif
-
 static int kernel_init(void *);
 
 extern void init_IRQ(void);
@@ -351,15 +347,7 @@ __setup("rdinit=", rdinit_setup);
 
 #ifndef CONFIG_SMP
 static const unsigned int setup_max_cpus = NR_CPUS;
-#ifdef CONFIG_X86_LOCAL_APIC
-static void __init smp_init(void)
-{
-	APIC_init_uniprocessor();
-}
-#else
-#define smp_init()	do { } while (0)
-#endif
-
+static inline void smp_init(void) { }
 static inline void setup_nr_cpu_ids(void) { }
 static inline void smp_prepare_cpus(unsigned int maxcpus) { }
 #endif


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