These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / arch / mips / kernel / signal-common.h

diff --git a/kernel/arch/mips/kernel/signal-common.h b/kernel/arch/mips/kernel/signal-common.h
index 0b85f82..f50d484 100644 (file)
--- a/kernel/arch/mips/kernel/signal-common.h
+++ b/kernel/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 */