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-rw-r--r--arch/nds32/include/asm/processor.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/nds32/include/asm/processor.h b/arch/nds32/include/asm/processor.h
index c2660f566bac..72024f8bc129 100644
--- a/arch/nds32/include/asm/processor.h
+++ b/arch/nds32/include/asm/processor.h
@@ -35,6 +35,8 @@ struct thread_struct {
unsigned long address;
unsigned long trap_no;
unsigned long error_code;
+
+ struct fpu_struct fpu;
};
#define INIT_THREAD { }
@@ -72,6 +74,11 @@ struct task_struct;
/* Free all resources held by a thread. */
#define release_thread(thread) do { } while(0)
+#if IS_ENABLED(CONFIG_FPU)
+#if !IS_ENABLED(CONFIG_UNLAZU_FPU)
+extern struct task_struct *last_task_used_math;
+#endif
+#endif
/* Prepare to copy thread state - unlazy all lazy status */
#define prepare_to_copy(tsk) do { } while (0)