diff options
Diffstat (limited to 'arch/x86/mach-voyager/voyager_smp.c')
| -rw-r--r-- | arch/x86/mach-voyager/voyager_smp.c | 31 |
1 files changed, 16 insertions, 15 deletions
diff --git a/arch/x86/mach-voyager/voyager_smp.c b/arch/x86/mach-voyager/voyager_smp.c index b87f8548e75..69371434b0c 100644 --- a/arch/x86/mach-voyager/voyager_smp.c +++ b/arch/x86/mach-voyager/voyager_smp.c @@ -29,15 +29,15 @@ #include <asm/arch_hooks.h> /* TLB state -- visible externally, indexed physically */ -DEFINE_PER_CPU(struct tlb_state, cpu_tlbstate) ____cacheline_aligned = { &init_mm, 0 }; +DEFINE_PER_CPU_SHARED_ALIGNED(struct tlb_state, cpu_tlbstate) = { &init_mm, 0 }; /* CPU IRQ affinity -- set to all ones initially */ static unsigned long cpu_irq_affinity[NR_CPUS] __cacheline_aligned = { [0 ... NR_CPUS-1] = ~0UL }; /* per CPU data structure (for /proc/cpuinfo et al), visible externally * indexed physically */ -struct cpuinfo_x86 cpu_data[NR_CPUS] __cacheline_aligned; -EXPORT_SYMBOL(cpu_data); +DEFINE_PER_CPU_SHARED_ALIGNED(struct cpuinfo_x86, cpu_info); +EXPORT_PER_CPU_SYMBOL(cpu_info); /* physical ID of the CPU used to boot the system */ unsigned char boot_cpu_id; @@ -389,7 +389,7 @@ find_smp_config(void) /* The boot CPU must be extended */ voyager_extended_vic_processors = 1<<boot_cpu_id; - /* initially, all of the first 8 cpu's can boot */ + /* initially, all of the first 8 CPUs can boot */ voyager_allowed_boot_processors = 0xff; /* set up everything for just this CPU, we can alter * this as we start the other CPUs later */ @@ -430,7 +430,7 @@ find_smp_config(void) void __init smp_store_cpu_info(int id) { - struct cpuinfo_x86 *c=&cpu_data[id]; + struct cpuinfo_x86 *c = &cpu_data(id); *c = boot_cpu_data; @@ -442,8 +442,8 @@ static __u32 __init setup_trampoline(void) { /* these two are global symbols in trampoline.S */ - extern __u8 trampoline_end[]; - extern __u8 trampoline_data[]; + extern const __u8 trampoline_end[]; + extern const __u8 trampoline_data[]; memcpy((__u8 *)trampoline_base, trampoline_data, trampoline_end - trampoline_data); @@ -634,7 +634,7 @@ do_boot_cpu(__u8 cpu) cpu, smp_processor_id())); printk("CPU%d: ", cpu); - print_cpu_info(&cpu_data[cpu]); + print_cpu_info(&cpu_data(cpu)); wmb(); cpu_set(cpu, cpu_callout_map); cpu_set(cpu, cpu_present_map); @@ -683,7 +683,7 @@ smp_boot_cpus(void) */ smp_store_cpu_info(boot_cpu_id); printk("CPU%d: ", boot_cpu_id); - print_cpu_info(&cpu_data[boot_cpu_id]); + print_cpu_info(&cpu_data(boot_cpu_id)); if(is_cpu_quad()) { /* booting on a Quad CPU */ @@ -714,7 +714,7 @@ smp_boot_cpus(void) unsigned long bogosum = 0; for (i = 0; i < NR_CPUS; i++) if (cpu_isset(i, cpu_online_map)) - bogosum += cpu_data[i].loops_per_jiffy; + bogosum += cpu_data(i).loops_per_jiffy; printk(KERN_INFO "Total of %d processors activated (%lu.%02lu BogoMIPS).\n", cpucount+1, bogosum/(500000/HZ), @@ -1010,7 +1010,7 @@ static struct call_data_struct * call_data; /* execute a thread on a new CPU. The function to be called must be * previously set up. This is used to schedule a function for - * execution on all CPU's - set up the function then broadcast a + * execution on all CPUs - set up the function then broadcast a * function_interrupt CPI to come here on each CPU */ static void smp_call_function_interrupt(void) @@ -1037,6 +1037,7 @@ smp_call_function_interrupt(void) */ irq_enter(); (*func)(info); + __get_cpu_var(irq_stat).irq_call_count++; irq_exit(); if (wait) { mb(); @@ -1094,7 +1095,7 @@ voyager_smp_call_function_mask (cpumask_t cpumask, * CPI here. We don't use this actually for counting so losing * ticks doesn't matter * - * FIXME: For those CPU's which actually have a local APIC, we could + * FIXME: For those CPUs which actually have a local APIC, we could * try to use it to trigger this interrupt instead of having to * broadcast the timer tick. Unfortunately, all my pentium DYADs have * no local APIC, so I can't do this @@ -1286,7 +1287,7 @@ smp_local_timer_interrupt(void) /* * We take the 'long' return path, and there every subsystem - * grabs the apropriate locks (kernel lock/ irq lock). + * grabs the appropriate locks (kernel lock/ irq lock). * * we might want to decouple profiling from the 'long path', * and do the profiling totally in assembly. @@ -1758,7 +1759,7 @@ set_vic_irq_affinity(unsigned int irq, cpumask_t mask) real_mask = cpus_addr(mask)[0] & voyager_extended_vic_processors; if(cpus_addr(mask)[0] == 0) - /* can't have no cpu's to accept the interrupt -- extremely + /* can't have no CPUs to accept the interrupt -- extremely * bad things will happen */ return; @@ -1790,7 +1791,7 @@ set_vic_irq_affinity(unsigned int irq, cpumask_t mask) } /* this is magic, we now have the correct affinity maps, so * enable the interrupt. This will send an enable CPI to - * those cpu's who need to enable it in their local masks, + * those CPUs who need to enable it in their local masks, * causing them to correct for the new affinity . If the * interrupt is currently globally disabled, it will simply be * disabled again as it comes in (voyager lazy disable). If |