5 files changed, 26 insertions, 38 deletions

diff --git a/arch/x86/include/asm/e820.h b/arch/x86/include/asm/e820.h
index 00d41ce4c844..7ecba4d85089 100644
--- a/arch/x86/include/asm/e820.h
+++ b/arch/x86/include/asm/e820.h
@@ -72,7 +72,7 @@ extern int e820_all_mapped(u64 start, u64 end, unsigned type);
 extern void e820_add_region(u64 start, u64 size, int type);
 extern void e820_print_map(char *who);
 extern int
-sanitize_e820_map(struct e820entry *biosmap, int max_nr_map, int *pnr_map);
+sanitize_e820_map(struct e820entry *biosmap, int max_nr_map, u32 *pnr_map);
 extern u64 e820_update_range(u64 start, u64 size, unsigned old_type,
                                unsigned new_type);
 extern u64 e820_remove_range(u64 start, u64 size, unsigned old_type,
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index 86827d85488a..55e8f851f711 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -1428,7 +1428,6 @@ void __setup_vector_irq(int cpu)
 
 static struct irq_chip ioapic_chip;
 static struct irq_chip ir_ioapic_chip;
-static struct irq_chip msi_ir_chip;
 
 #define IOAPIC_AUTO     -1
 #define IOAPIC_EDGE     0
@@ -2663,20 +2662,20 @@ static struct irq_chip ioapic_chip __read_mostly = {
         .retrigger      = ioapic_retrigger_irq,
 };
 
-#ifdef CONFIG_INTR_REMAP
 static struct irq_chip ir_ioapic_chip __read_mostly = {
         .name           = "IR-IO-APIC",
         .startup        = startup_ioapic_irq,
         .mask           = mask_IO_APIC_irq,
         .unmask         = unmask_IO_APIC_irq,
+#ifdef CONFIG_INTR_REMAP
         .ack            = ack_x2apic_edge,
         .eoi            = ack_x2apic_level,
 #ifdef CONFIG_SMP
         .set_affinity   = set_ir_ioapic_affinity_irq,
 #endif
+#endif
         .retrigger      = ioapic_retrigger_irq,
 };
-#endif
 
 static inline void init_IO_APIC_traps(void)
 {
@@ -3391,18 +3390,18 @@ static struct irq_chip msi_chip = {
         .retrigger      = ioapic_retrigger_irq,
 };
 
-#ifdef CONFIG_INTR_REMAP
 static struct irq_chip msi_ir_chip = {
         .name           = "IR-PCI-MSI",
         .unmask         = unmask_msi_irq,
         .mask           = mask_msi_irq,
+#ifdef CONFIG_INTR_REMAP
         .ack            = ack_x2apic_edge,
 #ifdef CONFIG_SMP
         .set_affinity   = ir_set_msi_irq_affinity,
 #endif
+#endif
         .retrigger      = ioapic_retrigger_irq,
 };
-#endif
 
 /*
  * Map the PCI dev to the corresponding remapping hardware unit
diff --git a/arch/x86/kernel/cpu/cpu.h b/arch/x86/kernel/cpu/cpu.h
index 9469ecb5aeb8..6de9a908e400 100644
--- a/arch/x86/kernel/cpu/cpu.h
+++ b/arch/x86/kernel/cpu/cpu.h
@@ -3,25 +3,25 @@
 #define ARCH_X86_CPU_H
 
 struct cpu_model_info {
-        int vendor;
-        int family;
-        const char *model_names[16];
+        int             vendor;
+        int             family;
+        const char      *model_names[16];
 };
 
 /* attempt to consolidate cpu attributes */
 struct cpu_dev {
-        const char      * c_vendor;
+        const char      *c_vendor;
 
         /* some have two possibilities for cpuid string */
-        const char      * c_ident[2];
+        const char      *c_ident[2];
 
         struct          cpu_model_info c_models[4];
 
-        void            (*c_early_init)(struct cpuinfo_x86 *c);
-        void            (*c_init)(struct cpuinfo_x86 * c);
-        void            (*c_identify)(struct cpuinfo_x86 * c);
-        unsigned int    (*c_size_cache)(struct cpuinfo_x86 * c, unsigned int size);
-        int     c_x86_vendor;
+        void            (*c_early_init)(struct cpuinfo_x86 *);
+        void            (*c_init)(struct cpuinfo_x86 *);
+        void            (*c_identify)(struct cpuinfo_x86 *);
+        unsigned int    (*c_size_cache)(struct cpuinfo_x86 *, unsigned int);
+        int             c_x86_vendor;
 };
 
 #define cpu_dev_register(cpu_devX) \
diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c
index fb638d9ce6d2..ef2c3563357d 100644
--- a/arch/x86/kernel/e820.c
+++ b/arch/x86/kernel/e820.c
@@ -233,7 +233,7 @@ void __init e820_print_map(char *who)
  */
 
 int __init sanitize_e820_map(struct e820entry *biosmap, int max_nr_map,
-                                int *pnr_map)
+                             u32 *pnr_map)
 {
         struct change_member {
                 struct e820entry *pbios; /* pointer to original bios entry */
@@ -552,7 +552,7 @@ u64 __init e820_remove_range(u64 start, u64 size, unsigned old_type,
 
 void __init update_e820(void)
 {
-        int nr_map;
+        u32 nr_map;
 
         nr_map = e820.nr_map;
         if (sanitize_e820_map(e820.map, ARRAY_SIZE(e820.map), &nr_map))
@@ -563,7 +563,7 @@ void __init update_e820(void)
 }
 static void __init update_e820_saved(void)
 {
-        int nr_map;
+        u32 nr_map;
 
         nr_map = e820_saved.nr_map;
         if (sanitize_e820_map(e820_saved.map, ARRAY_SIZE(e820_saved.map), &nr_map))
@@ -1303,7 +1303,7 @@ early_param("memmap", parse_memmap_opt);
 void __init finish_e820_parsing(void)
 {
         if (userdef) {
-                int nr = e820.nr_map;
+                u32 nr = e820.nr_map;
 
                 if (sanitize_e820_map(e820.map, ARRAY_SIZE(e820.map), &nr) < 0)
                         early_panic("Invalid user supplied memory map");
@@ -1386,7 +1386,7 @@ void __init e820_reserve_resources_late(void)
 char *__init default_machine_specific_memory_setup(void)
 {
         char *who = "BIOS-e820";
-        int new_nr;
+        u32 new_nr;
         /*
          * Try to copy the BIOS-supplied E820-map.
          *
diff --git a/arch/x86/kernel/irq.c b/arch/x86/kernel/irq.c
index b8ac3b6cf776..3aaf7b9e3a8b 100644
--- a/arch/x86/kernel/irq.c
+++ b/arch/x86/kernel/irq.c
@@ -58,6 +58,11 @@ static int show_other_interrupts(struct seq_file *p, int prec)
         for_each_online_cpu(j)
                 seq_printf(p, "%10u ", irq_stats(j)->apic_timer_irqs);
         seq_printf(p, "  Local timer interrupts\n");
+
+        seq_printf(p, "%*s: ", prec, "SPU");
+        for_each_online_cpu(j)
+                seq_printf(p, "%10u ", irq_stats(j)->irq_spurious_count);
+        seq_printf(p, "  Spurious interrupts\n");
 #endif
         if (generic_interrupt_extension) {
                 seq_printf(p, "PLT: ");
@@ -91,12 +96,6 @@ static int show_other_interrupts(struct seq_file *p, int prec)
         seq_printf(p, "  Threshold APIC interrupts\n");
 # endif
 #endif
-#ifdef CONFIG_X86_LOCAL_APIC
-        seq_printf(p, "%*s: ", prec, "SPU");
-        for_each_online_cpu(j)
-                seq_printf(p, "%10u ", irq_stats(j)->irq_spurious_count);
-        seq_printf(p, "  Spurious interrupts\n");
-#endif
         seq_printf(p, "%*s: %10u\n", prec, "ERR", atomic_read(&irq_err_count));
 #if defined(CONFIG_X86_IO_APIC)
         seq_printf(p, "%*s: %10u\n", prec, "MIS", atomic_read(&irq_mis_count));
@@ -133,23 +132,15 @@ int show_interrupts(struct seq_file *p, void *v)
                 return 0;
 
         spin_lock_irqsave(&desc->lock, flags);
-#ifndef CONFIG_SMP
-        any_count = kstat_irqs(i);
-#else
         for_each_online_cpu(j)
                 any_count |= kstat_irqs_cpu(i, j);
-#endif
         action = desc->action;
         if (!action && !any_count)
                 goto out;
 
         seq_printf(p, "%*d: ", prec, i);
-#ifndef CONFIG_SMP
-        seq_printf(p, "%10u ", kstat_irqs(i));
-#else
         for_each_online_cpu(j)
                 seq_printf(p, "%10u ", kstat_irqs_cpu(i, j));
-#endif
         seq_printf(p, " %8s", desc->chip->name);
         seq_printf(p, "-%-8s", desc->name);
 
@@ -174,6 +165,7 @@ u64 arch_irq_stat_cpu(unsigned int cpu)
 
 #ifdef CONFIG_X86_LOCAL_APIC
         sum += irq_stats(cpu)->apic_timer_irqs;
+        sum += irq_stats(cpu)->irq_spurious_count;
 #endif
         if (generic_interrupt_extension)
                 sum += irq_stats(cpu)->generic_irqs;
@@ -188,9 +180,6 @@ u64 arch_irq_stat_cpu(unsigned int cpu)
         sum += irq_stats(cpu)->irq_threshold_count;
 #endif
 #endif
-#ifdef CONFIG_X86_LOCAL_APIC
-        sum += irq_stats(cpu)->irq_spurious_count;
-#endif
         return sum;
 }