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-rw-r--r--arch/arm64/kernel/irq.c13
1 files changed, 2 insertions, 11 deletions
diff --git a/arch/arm64/kernel/irq.c b/arch/arm64/kernel/irq.c
index 713561e5bcab..60e5fc661f74 100644
--- a/arch/arm64/kernel/irq.c
+++ b/arch/arm64/kernel/irq.c
@@ -29,6 +29,7 @@
#include <linux/irqchip.h>
#include <linux/seq_file.h>
#include <linux/vmalloc.h>
+#include <asm/vmap_stack.h>
unsigned long irq_err_count;
@@ -58,17 +59,7 @@ static void init_irq_stacks(void)
unsigned long *p;
for_each_possible_cpu(cpu) {
- /*
- * To ensure that VMAP'd stack overflow detection works
- * correctly, the IRQ stacks need to have the same
- * alignment as other stacks.
- */
- p = __vmalloc_node_range(IRQ_STACK_SIZE, THREAD_ALIGN,
- VMALLOC_START, VMALLOC_END,
- THREADINFO_GFP, PAGE_KERNEL,
- 0, cpu_to_node(cpu),
- __builtin_return_address(0));
-
+ p = arch_alloc_vmap_stack(IRQ_STACK_SIZE, cpu_to_node(cpu));
per_cpu(irq_stack_ptr, cpu) = p;
}
}