diff options
Diffstat (limited to 'arch/openrisc/kernel/smp.c')
| -rw-r--r-- | arch/openrisc/kernel/smp.c | 26 |
1 files changed, 8 insertions, 18 deletions
diff --git a/arch/openrisc/kernel/smp.c b/arch/openrisc/kernel/smp.c index 415e209732a3..86da4bc5ee0b 100644 --- a/arch/openrisc/kernel/smp.c +++ b/arch/openrisc/kernel/smp.c @@ -23,6 +23,8 @@ #include <asm/cacheflush.h> #include <asm/time.h> +asmlinkage __init void secondary_start_kernel(void); + static void (*smp_cross_call)(const struct cpumask *, unsigned int); unsigned long secondary_release = -1; @@ -55,21 +57,13 @@ static void boot_secondary(unsigned int cpu, struct task_struct *idle) spin_unlock(&boot_lock); } -void __init smp_prepare_boot_cpu(void) -{ -} - void __init smp_init_cpus(void) { struct device_node *cpu; u32 cpu_id; for_each_of_cpu_node(cpu) { - if (of_property_read_u32(cpu, "reg", &cpu_id)) { - pr_warn("%s missing reg property", cpu->full_name); - continue; - } - + cpu_id = of_get_cpu_hwid(cpu, 0); if (cpu_id < NR_CPUS) set_cpu_possible(cpu_id, true); } @@ -177,7 +171,7 @@ void handle_IPI(unsigned int ipi_msg) } } -void smp_send_reschedule(int cpu) +void arch_smp_send_reschedule(int cpu) { smp_cross_call(cpumask_of(cpu), IPI_RESCHEDULE); } @@ -201,12 +195,6 @@ void smp_send_stop(void) smp_call_function(stop_this_cpu, NULL, 0); } -/* not supported, yet */ -int setup_profiling_timer(unsigned int multiplier) -{ - return -EINVAL; -} - void __init set_smp_cross_call(void (*fn)(const struct cpumask *, unsigned int)) { smp_cross_call = fn; @@ -272,7 +260,7 @@ static inline void ipi_flush_tlb_range(void *info) local_flush_tlb_range(NULL, fd->addr1, fd->addr2); } -static void smp_flush_tlb_range(struct cpumask *cmask, unsigned long start, +static void smp_flush_tlb_range(const struct cpumask *cmask, unsigned long start, unsigned long end) { unsigned int cpuid; @@ -320,7 +308,9 @@ void flush_tlb_page(struct vm_area_struct *vma, unsigned long uaddr) void flush_tlb_range(struct vm_area_struct *vma, unsigned long start, unsigned long end) { - smp_flush_tlb_range(mm_cpumask(vma->vm_mm), start, end); + const struct cpumask *cmask = vma ? mm_cpumask(vma->vm_mm) + : cpu_online_mask; + smp_flush_tlb_range(cmask, start, end); } /* Instruction cache invalidate - performed on each cpu */ |