[PATCH] i386/smpboot: use msleep() instead of schedule_timeout()

[pandora-kernel.git] / arch / i386 / kernel / smpboot.c

diff --git a/arch/i386/kernel/smpboot.c b/arch/i386/kernel/smpboot.c
index 8ac8e9f..c70cd2a 100644 (file)
--- a/arch/i386/kernel/smpboot.c
+++ b/arch/i386/kernel/smpboot.c
@@ -88,6 +88,8 @@ EXPORT_SYMBOL(cpu_online_map);
 cpumask_t cpu_callin_map;
 cpumask_t cpu_callout_map;
 EXPORT_SYMBOL(cpu_callout_map);
+cpumask_t cpu_possible_map;
+EXPORT_SYMBOL(cpu_possible_map);
 static cpumask_t smp_commenced_mask;
 
 /* TSC's upper 32 bits can't be written in eariler CPU (before prescott), there
@@ -1017,8 +1019,8 @@ int __devinit smp_prepare_cpu(int cpu)
        tsc_sync_disabled = 1;
 
        /* init low mem mapping */
-       memcpy(swapper_pg_dir, swapper_pg_dir + USER_PGD_PTRS,
-                       sizeof(swapper_pg_dir[0]) * KERNEL_PGD_PTRS);
+       clone_pgd_range(swapper_pg_dir, swapper_pg_dir + USER_PGD_PTRS,
+                       KERNEL_PGD_PTRS);
        flush_tlb_all();
        schedule_work(&task);
        wait_for_completion(&done);
@@ -1265,6 +1267,7 @@ void __devinit smp_prepare_boot_cpu(void)
        cpu_set(smp_processor_id(), cpu_online_map);
        cpu_set(smp_processor_id(), cpu_callout_map);
        cpu_set(smp_processor_id(), cpu_present_map);
+       cpu_set(smp_processor_id(), cpu_possible_map);
        per_cpu(cpu_state, smp_processor_id()) = CPU_ONLINE;
 }
 
@@ -1327,8 +1330,7 @@ void __cpu_die(unsigned int cpu)
                        printk ("CPU %d is now offline\n", cpu);
                        return;
                }
-               current->state = TASK_UNINTERRUPTIBLE;
-               schedule_timeout(HZ/10);
+               msleep(100);
        }
        printk(KERN_ERR "CPU %u didn't die...\n", cpu);
 }