MIPS: Set trap_no field in thread_struct on exception.

[linux-drm-fsl-dcu.git] / arch / mips / kernel / signal-common.h

diff --git a/arch/mips/kernel/signal-common.h b/arch/mips/kernel/signal-common.h
index 0b85f827cd1836165fe4d146ec1d543953edeb7b..f50d48435c6803e0202bc7cb11689eb1e4cd5a83 100644 (file)
--- a/arch/mips/kernel/signal-common.h
+++ b/arch/mips/kernel/signal-common.h
@@ -31,4 +31,13 @@ extern int fpcsr_pending(unsigned int __user *fpcsr);
 #define lock_fpu_owner()       ({ preempt_disable(); pagefault_disable(); })
 #define unlock_fpu_owner()     ({ pagefault_enable(); preempt_enable(); })
 
+/* Assembly functions to move context to/from the FPU */
+extern asmlinkage int
+_save_fp_context(void __user *fpregs, void __user *csr);
+extern asmlinkage int
+_restore_fp_context(void __user *fpregs, void __user *csr);
+
+extern asmlinkage int _save_msa_all_upper(void __user *buf);
+extern asmlinkage int _restore_msa_all_upper(void __user *buf);
+
 #endif /* __SIGNAL_COMMON_H */