Signed-off-by: Thomas Gleixner Cc: Mike Frysinger --- arch/blackfin/Kconfig | 1 + arch/blackfin/mach-common/smp.c | 19 +------------------ 2 files changed, 2 insertions(+), 18 deletions(-) Index: linux-2.6/arch/blackfin/Kconfig =================================================================== --- linux-2.6.orig/arch/blackfin/Kconfig +++ linux-2.6/arch/blackfin/Kconfig @@ -37,6 +37,7 @@ config BLACKFIN select GENERIC_IRQ_PROBE select IRQ_PER_CPU if SMP select HAVE_NMI_WATCHDOG if NMI_WATCHDOG + select GENERIC_SMP_IDLE_THREAD config GENERIC_CSUM def_bool y Index: linux-2.6/arch/blackfin/mach-common/smp.c =================================================================== --- linux-2.6.orig/arch/blackfin/mach-common/smp.c +++ linux-2.6/arch/blackfin/mach-common/smp.c @@ -340,27 +340,10 @@ void smp_send_stop(void) return; } -int __cpuinit __cpu_up(unsigned int cpu, struct task_struct *tidle) +int __cpuinit __cpu_up(unsigned int cpu, struct task_struct *idle) { int ret; - struct blackfin_cpudata *ci = &per_cpu(cpu_data, cpu); - struct task_struct *idle = ci->idle; - if (idle) { - free_task(idle); - idle = NULL; - } - - if (!idle) { - idle = fork_idle(cpu); - if (IS_ERR(idle)) { - printk(KERN_ERR "CPU%u: fork() failed\n", cpu); - return PTR_ERR(idle); - } - ci->idle = idle; - } else { - init_idle(idle, cpu); - } secondary_stack = task_stack_page(idle) + THREAD_SIZE; ret = platform_boot_secondary(cpu, idle);