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authorGlauber de Oliveira Costa <gcosta@redhat.com>2008-03-19 14:25:56 -0300
committerIngo Molnar <mingo@elte.hu>2008-04-17 17:41:02 +0200
commit7cc3959ecd830796231f50bf5e42dc018b3694f2 (patch)
tree31975cc806d948e4dbea61f5241a81b4910498d2 /arch/x86/kernel/smpboot_32.c
parentb9f9294a86fd274e4055891450033e8bc9d68f66 (diff)
x86: move {un}map_cpu_to_logical_apicid to smpboot.c
Move map_cpu_to_logical_apicid() and unmap_cpu_to_logical_apicid() to smpboot.c. They take together all the bunch of static functions they rely upon Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kernel/smpboot_32.c')
-rw-r--r--arch/x86/kernel/smpboot_32.c59
1 files changed, 2 insertions, 57 deletions
diff --git a/arch/x86/kernel/smpboot_32.c b/arch/x86/kernel/smpboot_32.c
index 33758a2ddd4..1eb7b73b45a 100644
--- a/arch/x86/kernel/smpboot_32.c
+++ b/arch/x86/kernel/smpboot_32.c
@@ -74,7 +74,8 @@ EXPORT_PER_CPU_SYMBOL(x86_bios_cpu_apicid);
u8 apicid_2_node[MAX_APICID];
-static void map_cpu_to_logical_apicid(void);
+extern void map_cpu_to_logical_apicid(void);
+extern void unmap_cpu_to_logical_apicid(int cpu);
/* State of each CPU. */
DEFINE_PER_CPU(int, cpu_state) = { 0 };
@@ -262,62 +263,6 @@ extern struct {
unsigned short ss;
} stack_start;
-#ifdef CONFIG_NUMA
-
-/* which logical CPUs are on which nodes */
-cpumask_t node_to_cpumask_map[MAX_NUMNODES] __read_mostly =
- { [0 ... MAX_NUMNODES-1] = CPU_MASK_NONE };
-EXPORT_SYMBOL(node_to_cpumask_map);
-/* which node each logical CPU is on */
-int cpu_to_node_map[NR_CPUS] __read_mostly = { [0 ... NR_CPUS-1] = 0 };
-EXPORT_SYMBOL(cpu_to_node_map);
-
-/* set up a mapping between cpu and node. */
-static inline void map_cpu_to_node(int cpu, int node)
-{
- printk("Mapping cpu %d to node %d\n", cpu, node);
- cpu_set(cpu, node_to_cpumask_map[node]);
- cpu_to_node_map[cpu] = node;
-}
-
-/* undo a mapping between cpu and node. */
-static inline void unmap_cpu_to_node(int cpu)
-{
- int node;
-
- printk("Unmapping cpu %d from all nodes\n", cpu);
- for (node = 0; node < MAX_NUMNODES; node ++)
- cpu_clear(cpu, node_to_cpumask_map[node]);
- cpu_to_node_map[cpu] = 0;
-}
-#else /* !CONFIG_NUMA */
-
-#define map_cpu_to_node(cpu, node) ({})
-#define unmap_cpu_to_node(cpu) ({})
-
-#endif /* CONFIG_NUMA */
-
-u8 cpu_2_logical_apicid[NR_CPUS] __read_mostly = { [0 ... NR_CPUS-1] = BAD_APICID };
-
-static void map_cpu_to_logical_apicid(void)
-{
- int cpu = smp_processor_id();
- int apicid = logical_smp_processor_id();
- int node = apicid_to_node(apicid);
-
- if (!node_online(node))
- node = first_online_node;
-
- cpu_2_logical_apicid[cpu] = apicid;
- map_cpu_to_node(cpu, node);
-}
-
-static void unmap_cpu_to_logical_apicid(int cpu)
-{
- cpu_2_logical_apicid[cpu] = BAD_APICID;
- unmap_cpu_to_node(cpu);
-}
-
static inline void __inquire_remote_apic(int apicid)
{
unsigned i, regs[] = { APIC_ID >> 4, APIC_LVR >> 4, APIC_SPIV >> 4 };