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-rw-r--r--arch/x86/include/asm/switch_to.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/x86/include/asm/switch_to.h b/arch/x86/include/asm/switch_to.h
index 18a4b6890fa8..0e059b73437b 100644
--- a/arch/x86/include/asm/switch_to.h
+++ b/arch/x86/include/asm/switch_to.h
@@ -103,7 +103,17 @@ static inline void update_task_stack(struct task_struct *task)
if (static_cpu_has(X86_FEATURE_XENPV))
load_sp0(task_top_of_stack(task));
#endif
+}
+static inline void kthread_frame_init(struct inactive_task_frame *frame,
+ unsigned long fun, unsigned long arg)
+{
+ frame->bx = fun;
+#ifdef CONFIG_X86_32
+ frame->di = arg;
+#else
+ frame->r12 = arg;
+#endif
}
#endif /* _ASM_X86_SWITCH_TO_H */