diff options
Diffstat (limited to 'init/main.c')
| -rw-r--r-- | init/main.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/init/main.c b/init/main.c index f7fb20021d48..2769dc031c62 100644 --- a/init/main.c +++ b/init/main.c @@ -31,6 +31,7 @@ #include <linux/kernel_stat.h> #include <linux/start_kernel.h> #include <linux/security.h> +#include <linux/smp.h> #include <linux/workqueue.h> #include <linux/profile.h> #include <linux/rcupdate.h> @@ -414,6 +415,13 @@ static void __init smp_init(void) { unsigned int cpu; + /* + * Set up the current CPU as possible to migrate to. + * The other ones will be done by cpu_up/cpu_down() + */ + cpu = smp_processor_id(); + cpu_set(cpu, cpu_active_map); + /* FIXME: This should be done in userspace --RR */ for_each_present_cpu(cpu) { if (num_online_cpus() >= setup_max_cpus) @@ -629,9 +637,10 @@ asmlinkage void __init start_kernel(void) #ifdef CONFIG_BLK_DEV_INITRD if (initrd_start && !initrd_below_start_ok && - initrd_start < min_low_pfn << PAGE_SHIFT) { + page_to_pfn(virt_to_page(initrd_start)) < min_low_pfn) { printk(KERN_CRIT "initrd overwritten (0x%08lx < 0x%08lx) - " - "disabling it.\n",initrd_start,min_low_pfn << PAGE_SHIFT); + "disabling it.\n", + page_to_pfn(virt_to_page(initrd_start)), min_low_pfn); initrd_start = 0; } #endif @@ -758,6 +767,7 @@ static void __init do_initcalls(void) */ static void __init do_basic_setup(void) { + rcu_init_sched(); /* needed by module_init stage. */ /* drivers will send hotplug events */ init_workqueues(); usermodehelper_init(); @@ -779,6 +789,7 @@ static void __init do_pre_smp_initcalls(void) { extern int spawn_ksoftirqd(void); + init_call_single_data(); migration_init(); spawn_ksoftirqd(); if (!nosoftlockup) |