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x86-32, NUMA: Make apic->x86_32_numa_cpu_node() optional

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NUMAQ is the only meaningful user of this callback and
setup_local_APIC() the only callsite.  Stop torturing everyone else by
making the callback optional and removing all the boilerplate
implementations and assignments.

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Yinghai Lu <yinghai@kernel.org>
Cc: David Rientjes <rientjes@google.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: "H. Peter Anvin" <hpa@zytor.com>
This commit is contained in:
Tejun Heo
2011-05-02 14:18:52 +02:00
parent 6bd262731b
commit 84914ed0ec
7 changed files with 9 additions and 39 deletions
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9
arch/x86/include/asm/apic.h
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@@ -363,7 +363,12 @@ struct apic {
*/
int (*x86_32_early_logical_apicid)(int cpu);
/* determine CPU -> NUMA node mapping */
/*
* Optional method called from setup_local_APIC() after logical
* apicid is guaranteed to be known to initialize apicid -> node
* mapping if NUMA initialization hasn't done so already. Don't
* add new users.
*/
int (*x86_32_numa_cpu_node)(int cpu);
#endif
};
@@ -537,8 +542,6 @@ static inline int default_phys_pkg_id(int cpuid_apic, int index_msb)
return cpuid_apic >> index_msb;
}
extern int default_x86_32_numa_cpu_node(int cpu);
#endif
static inline unsigned int