diff options
Diffstat (limited to 'arch/x86/kernel/cpu/common.c')
-rw-r--r-- | arch/x86/kernel/cpu/common.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c index 8e28bf2fc3ef..29c1944a98ac 100644 --- a/arch/x86/kernel/cpu/common.c +++ b/arch/x86/kernel/cpu/common.c | |||
@@ -1078,6 +1078,10 @@ static __init int setup_disablecpuid(char *arg) | |||
1078 | } | 1078 | } |
1079 | __setup("clearcpuid=", setup_disablecpuid); | 1079 | __setup("clearcpuid=", setup_disablecpuid); |
1080 | 1080 | ||
1081 | DEFINE_PER_CPU(unsigned long, kernel_stack) = | ||
1082 | (unsigned long)&init_thread_union - KERNEL_STACK_OFFSET + THREAD_SIZE; | ||
1083 | EXPORT_PER_CPU_SYMBOL(kernel_stack); | ||
1084 | |||
1081 | #ifdef CONFIG_X86_64 | 1085 | #ifdef CONFIG_X86_64 |
1082 | struct desc_ptr idt_descr = { NR_VECTORS * 16 - 1, (unsigned long) idt_table }; | 1086 | struct desc_ptr idt_descr = { NR_VECTORS * 16 - 1, (unsigned long) idt_table }; |
1083 | struct desc_ptr debug_idt_descr = { NR_VECTORS * 16 - 1, | 1087 | struct desc_ptr debug_idt_descr = { NR_VECTORS * 16 - 1, |
@@ -1094,10 +1098,6 @@ DEFINE_PER_CPU(struct task_struct *, current_task) ____cacheline_aligned = | |||
1094 | &init_task; | 1098 | &init_task; |
1095 | EXPORT_PER_CPU_SYMBOL(current_task); | 1099 | EXPORT_PER_CPU_SYMBOL(current_task); |
1096 | 1100 | ||
1097 | DEFINE_PER_CPU(unsigned long, kernel_stack) = | ||
1098 | (unsigned long)&init_thread_union - KERNEL_STACK_OFFSET + THREAD_SIZE; | ||
1099 | EXPORT_PER_CPU_SYMBOL(kernel_stack); | ||
1100 | |||
1101 | DEFINE_PER_CPU(char *, irq_stack_ptr) = | 1101 | DEFINE_PER_CPU(char *, irq_stack_ptr) = |
1102 | init_per_cpu_var(irq_stack_union.irq_stack) + IRQ_STACK_SIZE - 64; | 1102 | init_per_cpu_var(irq_stack_union.irq_stack) + IRQ_STACK_SIZE - 64; |
1103 | 1103 | ||