x86: move generic_processor_info to apic_32.c

Signed-off-by: Alexey Starikovskiy <astarikovskiy@suse.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

diff --git a/arch/x86/kernel/apic_32.c b/arch/x86/kernel/apic_32.c
index 65036bbaf0589df0dee76ce5b976ffb8614e95ab..a99398f712343bcc2b8740d2ec94321b2ba3ea5e 100644 (file)
--- a/arch/x86/kernel/apic_32.c
+++ b/arch/x86/kernel/apic_32.c
@@ -1469,6 +1469,88 @@ void disconnect_bsp_APIC(int virt_wire_setup)
        }
 }
 
+unsigned int __cpuinitdata maxcpus = NR_CPUS;
+
+void __cpuinit generic_processor_info(int apicid, int version)
+{
+       int cpu;
+       cpumask_t tmp_map;
+       physid_mask_t phys_cpu;
+
+       /*
+        * Validate version
+        */
+       if (version == 0x0) {
+               printk(KERN_WARNING "BIOS bug, APIC version is 0 for CPU#%d! "
+                               "fixing up to 0x10. (tell your hw vendor)\n",
+                               version);
+               version = 0x10;
+       }
+       apic_version[apicid] = version;
+
+       phys_cpu = apicid_to_cpu_present(apicid);
+       physids_or(phys_cpu_present_map, phys_cpu_present_map, phys_cpu);
+
+       if (num_processors >= NR_CPUS) {
+               printk(KERN_WARNING "WARNING: NR_CPUS limit of %i reached."
+                       "  Processor ignored.\n", NR_CPUS);
+               return;
+       }
+
+       if (num_processors >= maxcpus) {
+               printk(KERN_WARNING "WARNING: maxcpus limit of %i reached."
+                       " Processor ignored.\n", maxcpus);
+               return;
+       }
+
+       num_processors++;
+       cpus_complement(tmp_map, cpu_present_map);
+       cpu = first_cpu(tmp_map);
+
+       if (apicid == boot_cpu_physical_apicid)
+               /*
+                * x86_bios_cpu_apicid is required to have processors listed
+                * in same order as logical cpu numbers. Hence the first
+                * entry is BSP, and so on.
+                */
+               cpu = 0;
+
+       /*
+        * Would be preferable to switch to bigsmp when CONFIG_HOTPLUG_CPU=y
+        * but we need to work other dependencies like SMP_SUSPEND etc
+        * before this can be done without some confusion.
+        * if (CPU_HOTPLUG_ENABLED || num_processors > 8)
+        *       - Ashok Raj <ashok.raj@intel.com>
+        */
+       if (num_processors > 8) {
+               switch (boot_cpu_data.x86_vendor) {
+               case X86_VENDOR_INTEL:
+                       if (!APIC_XAPIC(version)) {
+                               def_to_bigsmp = 0;
+                               break;
+                       }
+                       /* If P4 and above fall through */
+               case X86_VENDOR_AMD:
+                       def_to_bigsmp = 1;
+               }
+       }
+#ifdef CONFIG_SMP
+       /* are we being called early in kernel startup? */
+       if (x86_cpu_to_apicid_early_ptr) {
+               u16 *cpu_to_apicid = x86_cpu_to_apicid_early_ptr;
+               u16 *bios_cpu_apicid = x86_bios_cpu_apicid_early_ptr;
+
+               cpu_to_apicid[cpu] = apicid;
+               bios_cpu_apicid[cpu] = apicid;
+       } else {
+               per_cpu(x86_cpu_to_apicid, cpu) = apicid;
+               per_cpu(x86_bios_cpu_apicid, cpu) = apicid;
+       }
+#endif
+       cpu_set(cpu, cpu_possible_map);
+       cpu_set(cpu, cpu_present_map);
+}
+
 /*
  * Power management
  */

diff --git a/arch/x86/kernel/mpparse_32.c b/arch/x86/kernel/mpparse_32.c
index c79d6e06c3fa9d2caa3cb7f36b9f0e8a6f3f8be4..cd4522b3e90e84ac8c443a7c135fb9f6075d1d7e 100644 (file)
--- a/arch/x86/kernel/mpparse_32.c
+++ b/arch/x86/kernel/mpparse_32.c
@@ -35,7 +35,6 @@
 
 /* Have we found an MP table */
 int smp_found_config;
-unsigned int __cpuinitdata maxcpus = NR_CPUS;
 
 /*
  * Various Linux-internal data structures created from the
@@ -105,86 +104,6 @@ static int mpc_record;
 static struct mpc_config_translation *translation_table[MAX_MPC_ENTRY] __cpuinitdata;
 #endif
 
-static void __cpuinit generic_processor_info(int apicid, int version)
-{
-       int cpu;
-       cpumask_t tmp_map;
-       physid_mask_t phys_cpu;
-
-       /*
-        * Validate version
-        */
-       if (version == 0x0) {
-               printk(KERN_WARNING "BIOS bug, APIC version is 0 for CPU#%d! "
-                               "fixing up to 0x10. (tell your hw vendor)\n",
-                               version);
-               version = 0x10;
-       }
-       apic_version[apicid] = version;
-
-       phys_cpu = apicid_to_cpu_present(apicid);
-       physids_or(phys_cpu_present_map, phys_cpu_present_map, phys_cpu);
-
-       if (num_processors >= NR_CPUS) {
-               printk(KERN_WARNING "WARNING: NR_CPUS limit of %i reached."
-                       "  Processor ignored.\n", NR_CPUS);
-               return;
-       }
-
-       if (num_processors >= maxcpus) {
-               printk(KERN_WARNING "WARNING: maxcpus limit of %i reached."
-                       " Processor ignored.\n", maxcpus);
-               return;
-       }
-
-       num_processors++;
-       cpus_complement(tmp_map, cpu_present_map);
-       cpu = first_cpu(tmp_map);
-
-       if (apicid == boot_cpu_physical_apicid)
-               /*
-                * x86_bios_cpu_apicid is required to have processors listed
-                * in same order as logical cpu numbers. Hence the first
-                * entry is BSP, and so on.
-                */
-               cpu = 0;
-
-       /*
-        * Would be preferable to switch to bigsmp when CONFIG_HOTPLUG_CPU=y
-        * but we need to work other dependencies like SMP_SUSPEND etc
-        * before this can be done without some confusion.
-        * if (CPU_HOTPLUG_ENABLED || num_processors > 8)
-        *       - Ashok Raj <ashok.raj@intel.com>
-        */
-       if (num_processors > 8) {
-               switch (boot_cpu_data.x86_vendor) {
-               case X86_VENDOR_INTEL:
-                       if (!APIC_XAPIC(version)) {
-                               def_to_bigsmp = 0;
-                               break;
-                       }
-                       /* If P4 and above fall through */
-               case X86_VENDOR_AMD:
-                       def_to_bigsmp = 1;
-               }
-       }
-#ifdef CONFIG_SMP
-       /* are we being called early in kernel startup? */
-       if (x86_cpu_to_apicid_early_ptr) {
-               u16 *cpu_to_apicid = x86_cpu_to_apicid_early_ptr;
-               u16 *bios_cpu_apicid = x86_bios_cpu_apicid_early_ptr;
-
-               cpu_to_apicid[cpu] = apicid;
-               bios_cpu_apicid[cpu] = apicid;
-       } else {
-               per_cpu(x86_cpu_to_apicid, cpu) = apicid;
-               per_cpu(x86_bios_cpu_apicid, cpu) = apicid;
-       }
-#endif
-       cpu_set(cpu, cpu_possible_map);
-       cpu_set(cpu, cpu_present_map);
-}
-
 static void __cpuinit MP_processor_info(struct mpc_config_processor *m)
 {
        int apicid;

diff --git a/include/asm-x86/mpspec.h b/include/asm-x86/mpspec.h
index eccbc581ec84cd1d1eb0d5ffa1f660d4c83fde93..7ee54d396d601a352bc86a27c0ffdfb8891d4c77 100644 (file)
--- a/include/asm-x86/mpspec.h
+++ b/include/asm-x86/mpspec.h
@@ -43,6 +43,7 @@ extern unsigned long mp_lapic_addr;
 extern void find_smp_config(void);
 extern void get_smp_config(void);
 
+void __cpuinit generic_processor_info(int apicid, int version);
 #ifdef CONFIG_ACPI
 extern void mp_register_lapic(u8 id, u8 enabled);
 extern void mp_register_lapic_address(u64 address);