Commit-ID: 6bba2682c62e432eaf7b82f8ca182e8c73256e74 Gitweb: http://git.kernel.org/tip/6bba2682c62e432eaf7b82f8ca182e8c73256e74 Author: Thomas Gleixner <tglx@xxxxxxxxxxxxx> AuthorDate: Fri, 20 Apr 2012 13:05:53 +0000 Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx> CommitDate: Thu, 26 Apr 2012 12:06:12 +0200 blackfin: Use generic idle thread allocation Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx> Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx> Cc: Rusty Russell <rusty@xxxxxxxxxxxxxxx> Cc: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx> Cc: Srivatsa S. Bhat <srivatsa.bhat@xxxxxxxxxxxxxxxxxx> Cc: Mike Frysinger <vapier@xxxxxxxxxx> Link: http://lkml.kernel.org/r/20120420124557.717064871@xxxxxxxxxxxxx --- arch/blackfin/Kconfig | 1 + arch/blackfin/mach-common/smp.c | 19 +------------------ 2 files changed, 2 insertions(+), 18 deletions(-) diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig index 373a690..779b9c8 100644 --- a/arch/blackfin/Kconfig +++ b/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 diff --git a/arch/blackfin/mach-common/smp.c b/arch/blackfin/mach-common/smp.c index d0cddd9..00bbe67 100644 --- a/arch/blackfin/mach-common/smp.c +++ b/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); -- To unsubscribe from this list: send the line "unsubscribe linux-tip-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html