diff options
Diffstat (limited to 'arch/metag/kernel')
-rw-r--r-- | arch/metag/kernel/dma.c | 5 | ||||
-rw-r--r-- | arch/metag/kernel/smp.c | 15 | ||||
-rw-r--r-- | arch/metag/kernel/topology.c | 1 |
3 files changed, 5 insertions, 16 deletions
diff --git a/arch/metag/kernel/dma.c b/arch/metag/kernel/dma.c index db589ad5dbc4..c700d625067a 100644 --- a/arch/metag/kernel/dma.c +++ b/arch/metag/kernel/dma.c @@ -399,11 +399,6 @@ static int __init dma_alloc_init(void) pgd = pgd_offset(&init_mm, CONSISTENT_START); pud = pud_alloc(&init_mm, pgd, CONSISTENT_START); pmd = pmd_alloc(&init_mm, pud, CONSISTENT_START); - if (!pmd) { - pr_err("%s: no pmd tables\n", __func__); - ret = -ENOMEM; - break; - } WARN_ON(!pmd_none(*pmd)); pte = pte_alloc_kernel(pmd, CONSISTENT_START); diff --git a/arch/metag/kernel/smp.c b/arch/metag/kernel/smp.c index 7c0113142981..f006d2276f40 100644 --- a/arch/metag/kernel/smp.c +++ b/arch/metag/kernel/smp.c @@ -68,7 +68,7 @@ static DECLARE_COMPLETION(cpu_running); /* * "thread" is assumed to be a valid Meta hardware thread ID. */ -int boot_secondary(unsigned int thread, struct task_struct *idle) +static int boot_secondary(unsigned int thread, struct task_struct *idle) { u32 val; @@ -491,7 +491,7 @@ void arch_send_call_function_ipi_mask(const struct cpumask *mask) void arch_send_call_function_single_ipi(int cpu) { - send_ipi_message(cpumask_of(cpu), IPI_CALL_FUNC_SINGLE); + send_ipi_message(cpumask_of(cpu), IPI_CALL_FUNC); } void show_ipi_list(struct seq_file *p) @@ -517,11 +517,10 @@ static DEFINE_SPINLOCK(stop_lock); * * Bit 0 - Inter-processor function call */ -static int do_IPI(struct pt_regs *regs) +static int do_IPI(void) { unsigned int cpu = smp_processor_id(); struct ipi_data *ipi = &per_cpu(ipi_data, cpu); - struct pt_regs *old_regs = set_irq_regs(regs); unsigned long msgs, nextmsg; int handled = 0; @@ -546,10 +545,6 @@ static int do_IPI(struct pt_regs *regs) generic_smp_call_function_interrupt(); break; - case IPI_CALL_FUNC_SINGLE: - generic_smp_call_function_single_interrupt(); - break; - default: pr_crit("CPU%u: Unknown IPI message 0x%lx\n", cpu, nextmsg); @@ -557,8 +552,6 @@ static int do_IPI(struct pt_regs *regs) } } - set_irq_regs(old_regs); - return handled; } @@ -624,7 +617,7 @@ static void kick_raise_softirq(cpumask_t callmap, unsigned int irq) static TBIRES ipi_handler(TBIRES State, int SigNum, int Triggers, int Inst, PTBI pTBI, int *handled) { - *handled = do_IPI((struct pt_regs *)State.Sig.pCtx); + *handled = do_IPI(); return State; } diff --git a/arch/metag/kernel/topology.c b/arch/metag/kernel/topology.c index bec3dec4922e..4ba595701f7d 100644 --- a/arch/metag/kernel/topology.c +++ b/arch/metag/kernel/topology.c @@ -19,6 +19,7 @@ DEFINE_PER_CPU(struct cpuinfo_metag, cpu_data); cpumask_t cpu_core_map[NR_CPUS]; +EXPORT_SYMBOL(cpu_core_map); static cpumask_t cpu_coregroup_map(unsigned int cpu) { |