diff options
Diffstat (limited to 'arch/loongarch/kernel/smp.c')
| -rw-r--r-- | arch/loongarch/kernel/smp.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/arch/loongarch/kernel/smp.c b/arch/loongarch/kernel/smp.c index ca405ab86aae..9afc2d8b3414 100644 --- a/arch/loongarch/kernel/smp.c +++ b/arch/loongarch/kernel/smp.c @@ -72,6 +72,7 @@ static const char *ipi_types[NR_IPI] __tracepoint_string = { [IPI_RESCHEDULE] = "Rescheduling interrupts", [IPI_CALL_FUNCTION] = "Function call interrupts", [IPI_IRQ_WORK] = "IRQ work interrupts", + [IPI_CLEAR_VECTOR] = "Clear vector interrupts", }; void show_ipi_list(struct seq_file *p, int prec) @@ -248,6 +249,11 @@ static irqreturn_t loongson_ipi_interrupt(int irq, void *dev) per_cpu(irq_stat, cpu).ipi_irqs[IPI_IRQ_WORK]++; } + if (action & SMP_CLEAR_VECTOR) { + complete_irq_moving(); + per_cpu(irq_stat, cpu).ipi_irqs[IPI_CLEAR_VECTOR]++; + } + return IRQ_HANDLED; } @@ -476,7 +482,7 @@ core_initcall(ipi_pm_init); #endif /* Preload SMP state for boot cpu */ -void smp_prepare_boot_cpu(void) +void __init smp_prepare_boot_cpu(void) { unsigned int cpu, node, rr_node; @@ -509,6 +515,8 @@ void smp_prepare_boot_cpu(void) rr_node = next_node_in(rr_node, node_online_map); } } + + pv_spinlock_init(); } /* called from main before smp_init() */ |