diff --git a/arch/arm/mach-realview/core.c b/arch/arm/mach-realview/core.c index 482eb512ebe8a79d0b38d1989b39e68d77ac4add..4ea60d8b6e36838bdd5deb72955732297edf6cf9 100644 --- a/arch/arm/mach-realview/core.c +++ b/arch/arm/mach-realview/core.c @@ -550,6 +550,11 @@ static irqreturn_t realview_timer_interrupt(int irq, void *dev_id, struct pt_reg timer_tick(regs); +#ifdef CONFIG_SMP + smp_send_timer(); + update_process_times(user_mode(regs)); +#endif + write_sequnlock(&xtime_lock); return IRQ_HANDLED; diff --git a/include/asm-arm/smp.h b/include/asm-arm/smp.h index 551cd3c3093cd8bde19f3a435e46ca4a86d446a4..21d1723c03e1c8c62f7ca7dc360c552d2414542a 100644 --- a/include/asm-arm/smp.h +++ b/include/asm-arm/smp.h @@ -46,6 +46,11 @@ extern void smp_store_cpu_info(unsigned int cpuid); */ extern void smp_cross_call(cpumask_t callmap); +/* + * Broadcast a timer interrupt to the other CPUs. + */ +extern void smp_send_timer(void); + /* * Boot a secondary CPU, and assign it the specified idle task. * This also gives us the initial stack to use for this CPU.