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x86, asmlinkage: Make several variables used from assembler/linker script visible

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Plus one function, load_gs_index().

Signed-off-by: Andi Kleen <ak@linux.intel.com>
Link: http://lkml.kernel.org/r/1375740170-7446-10-git-send-email-andi@firstfloor.org
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
This commit is contained in:
Andi Kleen
2013-08-05 15:02:43 -07:00
committed by H. Peter Anvin
parent 04bb591ca7
commit 277d5b40b7
10 changed files with 14 additions and 13 deletions
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4
arch/x86/kernel/cpu/common.c
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@@ -1076,7 +1076,7 @@ struct desc_ptr debug_idt_descr = { NR_VECTORS * 16 - 1,
(unsigned long) debug_idt_table };
DEFINE_PER_CPU_FIRST(union irq_stack_union,
irq_stack_union) __aligned(PAGE_SIZE);
irq_stack_union) __aligned(PAGE_SIZE) __visible;
/*
* The following four percpu variables are hot. Align current_task to
@@ -1093,7 +1093,7 @@ EXPORT_PER_CPU_SYMBOL(kernel_stack);
DEFINE_PER_CPU(char *, irq_stack_ptr) =
init_per_cpu_var(irq_stack_union.irq_stack) + IRQ_STACK_SIZE - 64;
DEFINE_PER_CPU(unsigned int, irq_count) = -1;
DEFINE_PER_CPU(unsigned int, irq_count) __visible = -1;
DEFINE_PER_CPU(struct task_struct *, fpu_owner_task);