aboutsummaryrefslogtreecommitdiffstats
path: root/arch
diff options
context:
space:
mode:
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/include/asm/e820.h2
-rw-r--r--arch/x86/kernel/apic/io_apic.c9
-rw-r--r--arch/x86/kernel/cpu/cpu.h20
-rw-r--r--arch/x86/kernel/e820.c10
-rw-r--r--arch/x86/kernel/irq.c23
-rw-r--r--arch/x86/mm/ioremap.c2
6 files changed, 27 insertions, 39 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);
72extern void e820_add_region(u64 start, u64 size, int type); 72extern void e820_add_region(u64 start, u64 size, int type);
73extern void e820_print_map(char *who); 73extern void e820_print_map(char *who);
74extern int 74extern int
75sanitize_e820_map(struct e820entry *biosmap, int max_nr_map, int *pnr_map); 75sanitize_e820_map(struct e820entry *biosmap, int max_nr_map, u32 *pnr_map);
76extern u64 e820_update_range(u64 start, u64 size, unsigned old_type, 76extern u64 e820_update_range(u64 start, u64 size, unsigned old_type,
77 unsigned new_type); 77 unsigned new_type);
78extern u64 e820_remove_range(u64 start, u64 size, unsigned old_type, 78extern 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 d990408ca06f..da99ffcdfde6 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -1430,7 +1430,6 @@ void __setup_vector_irq(int cpu)
1430 1430
1431static struct irq_chip ioapic_chip; 1431static struct irq_chip ioapic_chip;
1432static struct irq_chip ir_ioapic_chip; 1432static struct irq_chip ir_ioapic_chip;
1433static struct irq_chip msi_ir_chip;
1434 1433
1435#define IOAPIC_AUTO -1 1434#define IOAPIC_AUTO -1
1436#define IOAPIC_EDGE 0 1435#define IOAPIC_EDGE 0
@@ -2665,20 +2664,20 @@ static struct irq_chip ioapic_chip __read_mostly = {
2665 .retrigger = ioapic_retrigger_irq, 2664 .retrigger = ioapic_retrigger_irq,
2666}; 2665};
2667 2666
2668#ifdef CONFIG_INTR_REMAP
2669static struct irq_chip ir_ioapic_chip __read_mostly = { 2667static struct irq_chip ir_ioapic_chip __read_mostly = {
2670 .name = "IR-IO-APIC", 2668 .name = "IR-IO-APIC",
2671 .startup = startup_ioapic_irq, 2669 .startup = startup_ioapic_irq,
2672 .mask = mask_IO_APIC_irq, 2670 .mask = mask_IO_APIC_irq,
2673 .unmask = unmask_IO_APIC_irq, 2671 .unmask = unmask_IO_APIC_irq,
2672#ifdef CONFIG_INTR_REMAP
2674 .ack = ack_x2apic_edge, 2673 .ack = ack_x2apic_edge,
2675 .eoi = ack_x2apic_level, 2674 .eoi = ack_x2apic_level,
2676#ifdef CONFIG_SMP 2675#ifdef CONFIG_SMP
2677 .set_affinity = set_ir_ioapic_affinity_irq, 2676 .set_affinity = set_ir_ioapic_affinity_irq,
2678#endif 2677#endif
2678#endif
2679 .retrigger = ioapic_retrigger_irq, 2679 .retrigger = ioapic_retrigger_irq,
2680}; 2680};
2681#endif
2682 2681
2683static inline void init_IO_APIC_traps(void) 2682static inline void init_IO_APIC_traps(void)
2684{ 2683{
@@ -3393,18 +3392,18 @@ static struct irq_chip msi_chip = {
3393 .retrigger = ioapic_retrigger_irq, 3392 .retrigger = ioapic_retrigger_irq,
3394}; 3393};
3395 3394
3396#ifdef CONFIG_INTR_REMAP
3397static struct irq_chip msi_ir_chip = { 3395static struct irq_chip msi_ir_chip = {
3398 .name = "IR-PCI-MSI", 3396 .name = "IR-PCI-MSI",
3399 .unmask = unmask_msi_irq, 3397 .unmask = unmask_msi_irq,
3400 .mask = mask_msi_irq, 3398 .mask = mask_msi_irq,
3399#ifdef CONFIG_INTR_REMAP
3401 .ack = ack_x2apic_edge, 3400 .ack = ack_x2apic_edge,
3402#ifdef CONFIG_SMP 3401#ifdef CONFIG_SMP
3403 .set_affinity = ir_set_msi_irq_affinity, 3402 .set_affinity = ir_set_msi_irq_affinity,
3404#endif 3403#endif
3404#endif
3405 .retrigger = ioapic_retrigger_irq, 3405 .retrigger = ioapic_retrigger_irq,
3406}; 3406};
3407#endif
3408 3407
3409/* 3408/*
3410 * Map the PCI dev to the corresponding remapping hardware unit 3409 * 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 @@
3#define ARCH_X86_CPU_H 3#define ARCH_X86_CPU_H
4 4
5struct cpu_model_info { 5struct cpu_model_info {
6 int vendor; 6 int vendor;
7 int family; 7 int family;
8 const char *model_names[16]; 8 const char *model_names[16];
9}; 9};
10 10
11/* attempt to consolidate cpu attributes */ 11/* attempt to consolidate cpu attributes */
12struct cpu_dev { 12struct cpu_dev {
13 const char * c_vendor; 13 const char *c_vendor;
14 14
15 /* some have two possibilities for cpuid string */ 15 /* some have two possibilities for cpuid string */
16 const char * c_ident[2]; 16 const char *c_ident[2];
17 17
18 struct cpu_model_info c_models[4]; 18 struct cpu_model_info c_models[4];
19 19
20 void (*c_early_init)(struct cpuinfo_x86 *c); 20 void (*c_early_init)(struct cpuinfo_x86 *);
21 void (*c_init)(struct cpuinfo_x86 * c); 21 void (*c_init)(struct cpuinfo_x86 *);
22 void (*c_identify)(struct cpuinfo_x86 * c); 22 void (*c_identify)(struct cpuinfo_x86 *);
23 unsigned int (*c_size_cache)(struct cpuinfo_x86 * c, unsigned int size); 23 unsigned int (*c_size_cache)(struct cpuinfo_x86 *, unsigned int);
24 int c_x86_vendor; 24 int c_x86_vendor;
25}; 25};
26 26
27#define cpu_dev_register(cpu_devX) \ 27#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)
233 */ 233 */
234 234
235int __init sanitize_e820_map(struct e820entry *biosmap, int max_nr_map, 235int __init sanitize_e820_map(struct e820entry *biosmap, int max_nr_map,
236 int *pnr_map) 236 u32 *pnr_map)
237{ 237{
238 struct change_member { 238 struct change_member {
239 struct e820entry *pbios; /* pointer to original bios entry */ 239 struct e820entry *pbios; /* pointer to original bios entry */
@@ -552,7 +552,7 @@ u64 __init e820_remove_range(u64 start, u64 size, unsigned old_type,
552 552
553void __init update_e820(void) 553void __init update_e820(void)
554{ 554{
555 int nr_map; 555 u32 nr_map;
556 556
557 nr_map = e820.nr_map; 557 nr_map = e820.nr_map;
558 if (sanitize_e820_map(e820.map, ARRAY_SIZE(e820.map), &nr_map)) 558 if (sanitize_e820_map(e820.map, ARRAY_SIZE(e820.map), &nr_map))
@@ -563,7 +563,7 @@ void __init update_e820(void)
563} 563}
564static void __init update_e820_saved(void) 564static void __init update_e820_saved(void)
565{ 565{
566 int nr_map; 566 u32 nr_map;
567 567
568 nr_map = e820_saved.nr_map; 568 nr_map = e820_saved.nr_map;
569 if (sanitize_e820_map(e820_saved.map, ARRAY_SIZE(e820_saved.map), &nr_map)) 569 if (sanitize_e820_map(e820_saved.map, ARRAY_SIZE(e820_saved.map), &nr_map))
@@ -1303,7 +1303,7 @@ early_param("memmap", parse_memmap_opt);
1303void __init finish_e820_parsing(void) 1303void __init finish_e820_parsing(void)
1304{ 1304{
1305 if (userdef) { 1305 if (userdef) {
1306 int nr = e820.nr_map; 1306 u32 nr = e820.nr_map;
1307 1307
1308 if (sanitize_e820_map(e820.map, ARRAY_SIZE(e820.map), &nr) < 0) 1308 if (sanitize_e820_map(e820.map, ARRAY_SIZE(e820.map), &nr) < 0)
1309 early_panic("Invalid user supplied memory map"); 1309 early_panic("Invalid user supplied memory map");
@@ -1386,7 +1386,7 @@ void __init e820_reserve_resources_late(void)
1386char *__init default_machine_specific_memory_setup(void) 1386char *__init default_machine_specific_memory_setup(void)
1387{ 1387{
1388 char *who = "BIOS-e820"; 1388 char *who = "BIOS-e820";
1389 int new_nr; 1389 u32 new_nr;
1390 /* 1390 /*
1391 * Try to copy the BIOS-supplied E820-map. 1391 * Try to copy the BIOS-supplied E820-map.
1392 * 1392 *
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)
58 for_each_online_cpu(j) 58 for_each_online_cpu(j)
59 seq_printf(p, "%10u ", irq_stats(j)->apic_timer_irqs); 59 seq_printf(p, "%10u ", irq_stats(j)->apic_timer_irqs);
60 seq_printf(p, " Local timer interrupts\n"); 60 seq_printf(p, " Local timer interrupts\n");
61
62 seq_printf(p, "%*s: ", prec, "SPU");
63 for_each_online_cpu(j)
64 seq_printf(p, "%10u ", irq_stats(j)->irq_spurious_count);
65 seq_printf(p, " Spurious interrupts\n");
61#endif 66#endif
62 if (generic_interrupt_extension) { 67 if (generic_interrupt_extension) {
63 seq_printf(p, "PLT: "); 68 seq_printf(p, "PLT: ");
@@ -91,12 +96,6 @@ static int show_other_interrupts(struct seq_file *p, int prec)
91 seq_printf(p, " Threshold APIC interrupts\n"); 96 seq_printf(p, " Threshold APIC interrupts\n");
92# endif 97# endif
93#endif 98#endif
94#ifdef CONFIG_X86_LOCAL_APIC
95 seq_printf(p, "%*s: ", prec, "SPU");
96 for_each_online_cpu(j)
97 seq_printf(p, "%10u ", irq_stats(j)->irq_spurious_count);
98 seq_printf(p, " Spurious interrupts\n");
99#endif
100 seq_printf(p, "%*s: %10u\n", prec, "ERR", atomic_read(&irq_err_count)); 99 seq_printf(p, "%*s: %10u\n", prec, "ERR", atomic_read(&irq_err_count));
101#if defined(CONFIG_X86_IO_APIC) 100#if defined(CONFIG_X86_IO_APIC)
102 seq_printf(p, "%*s: %10u\n", prec, "MIS", atomic_read(&irq_mis_count)); 101 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)
133 return 0; 132 return 0;
134 133
135 spin_lock_irqsave(&desc->lock, flags); 134 spin_lock_irqsave(&desc->lock, flags);
136#ifndef CONFIG_SMP
137 any_count = kstat_irqs(i);
138#else
139 for_each_online_cpu(j) 135 for_each_online_cpu(j)
140 any_count |= kstat_irqs_cpu(i, j); 136 any_count |= kstat_irqs_cpu(i, j);
141#endif
142 action = desc->action; 137 action = desc->action;
143 if (!action && !any_count) 138 if (!action && !any_count)
144 goto out; 139 goto out;
145 140
146 seq_printf(p, "%*d: ", prec, i); 141 seq_printf(p, "%*d: ", prec, i);
147#ifndef CONFIG_SMP
148 seq_printf(p, "%10u ", kstat_irqs(i));
149#else
150 for_each_online_cpu(j) 142 for_each_online_cpu(j)
151 seq_printf(p, "%10u ", kstat_irqs_cpu(i, j)); 143 seq_printf(p, "%10u ", kstat_irqs_cpu(i, j));
152#endif
153 seq_printf(p, " %8s", desc->chip->name); 144 seq_printf(p, " %8s", desc->chip->name);
154 seq_printf(p, "-%-8s", desc->name); 145 seq_printf(p, "-%-8s", desc->name);
155 146
@@ -174,6 +165,7 @@ u64 arch_irq_stat_cpu(unsigned int cpu)
174 165
175#ifdef CONFIG_X86_LOCAL_APIC 166#ifdef CONFIG_X86_LOCAL_APIC
176 sum += irq_stats(cpu)->apic_timer_irqs; 167 sum += irq_stats(cpu)->apic_timer_irqs;
168 sum += irq_stats(cpu)->irq_spurious_count;
177#endif 169#endif
178 if (generic_interrupt_extension) 170 if (generic_interrupt_extension)
179 sum += irq_stats(cpu)->generic_irqs; 171 sum += irq_stats(cpu)->generic_irqs;
@@ -188,9 +180,6 @@ u64 arch_irq_stat_cpu(unsigned int cpu)
188 sum += irq_stats(cpu)->irq_threshold_count; 180 sum += irq_stats(cpu)->irq_threshold_count;
189#endif 181#endif
190#endif 182#endif
191#ifdef CONFIG_X86_LOCAL_APIC
192 sum += irq_stats(cpu)->irq_spurious_count;
193#endif
194 return sum; 183 return sum;
195} 184}
196 185
diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c
index 83ed74affba9..0dfa09d69e80 100644
--- a/arch/x86/mm/ioremap.c
+++ b/arch/x86/mm/ioremap.c
@@ -516,7 +516,7 @@ void __init early_ioremap_init(void)
516 printk(KERN_INFO "early_ioremap_init()\n"); 516 printk(KERN_INFO "early_ioremap_init()\n");
517 517
518 for (i = 0; i < FIX_BTMAPS_SLOTS; i++) 518 for (i = 0; i < FIX_BTMAPS_SLOTS; i++)
519 slot_virt[i] = fix_to_virt(FIX_BTMAP_BEGIN - NR_FIX_BTMAPS*i); 519 slot_virt[i] = __fix_to_virt(FIX_BTMAP_BEGIN - NR_FIX_BTMAPS*i);
520 520
521 pmd = early_ioremap_pmd(fix_to_virt(FIX_BTMAP_BEGIN)); 521 pmd = early_ioremap_pmd(fix_to_virt(FIX_BTMAP_BEGIN));
522 memset(bm_pte, 0, sizeof(bm_pte)); 522 memset(bm_pte, 0, sizeof(bm_pte));