45 static int (*save_fp_context)(void __user *sc);
46 static int (*restore_fp_context)(void __user *sc);
71 static int copy_fp_to_sigcontext(void __user *sc)  in copy_fp_to_sigcontext()
74 	uint64_t __user *fpregs = sc + abi->off_sc_fpregs;  in copy_fp_to_sigcontext()
75 	uint32_t __user *csr = sc + abi->off_sc_fpc_csr;  in copy_fp_to_sigcontext()
90 static int copy_fp_from_sigcontext(void __user *sc)  in copy_fp_from_sigcontext()
93 	uint64_t __user *fpregs = sc + abi->off_sc_fpregs;  in copy_fp_from_sigcontext()
94 	uint32_t __user *csr = sc + abi->off_sc_fpc_csr;  in copy_fp_from_sigcontext()
111 static int copy_fp_to_sigcontext(void __user *sc)  in copy_fp_to_sigcontext()
116 static int copy_fp_from_sigcontext(void __user *sc)  in copy_fp_from_sigcontext()
126 static int save_hw_fp_context(void __user *sc)  in save_hw_fp_context()
129 	uint64_t __user *fpregs = sc + abi->off_sc_fpregs;  in save_hw_fp_context()
130 	uint32_t __user *csr = sc + abi->off_sc_fpc_csr;  in save_hw_fp_context()
135 static int restore_hw_fp_context(void __user *sc)  in restore_hw_fp_context()
138 	uint64_t __user *fpregs = sc + abi->off_sc_fpregs;  in restore_hw_fp_context()
139 	uint32_t __user *csr = sc + abi->off_sc_fpc_csr;  in restore_hw_fp_context()
148 static inline void __user *sc_to_extcontext(void __user *sc)  in sc_to_extcontext()
150 	struct ucontext __user *uc;  in sc_to_extcontext()
163 static int save_msa_extcontext(void __user *buf)  in save_msa_extcontext()
165 	struct msa_extcontext __user *msa = buf;  in save_msa_extcontext()
209 static int restore_msa_extcontext(void __user *buf, unsigned int size)  in restore_msa_extcontext()
211 	struct msa_extcontext __user *msa = buf;  in restore_msa_extcontext()
254 static int save_msa_extcontext(void __user *buf)  in save_msa_extcontext()
259 static int restore_msa_extcontext(void __user *buf, unsigned int size)  in restore_msa_extcontext()
266 static int save_extcontext(void __user *buf)  in save_extcontext()
287 static int restore_extcontext(void __user *buf)  in restore_extcontext()
325 int protected_save_fp_context(void __user *sc)  in protected_save_fp_context()
328 	uint64_t __user *fpregs = sc + abi->off_sc_fpregs;  in protected_save_fp_context()
329 	uint32_t __user *csr = sc + abi->off_sc_fpc_csr;  in protected_save_fp_context()
330 	uint32_t __user *used_math = sc + abi->off_sc_used_math;  in protected_save_fp_context()
378 int protected_restore_fp_context(void __user *sc)  in protected_restore_fp_context()
381 	uint64_t __user *fpregs = sc + abi->off_sc_fpregs;  in protected_restore_fp_context()
382 	uint32_t __user *csr = sc + abi->off_sc_fpc_csr;  in protected_restore_fp_context()
383 	uint32_t __user *used_math = sc + abi->off_sc_used_math;  in protected_restore_fp_context()
439 int setup_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc)  in setup_sigcontext()
497 int fpcsr_pending(unsigned int __user *fpcsr)  in fpcsr_pending()
516 int restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc)  in restore_sigcontext()
554 void __user *get_sigframe(struct ksignal *ksig, struct pt_regs *regs,  in get_sigframe()
570 		return (void __user __force *)(-1UL);  in get_sigframe()
581 	return (void __user *)((sp - frame_size) & SIGMASK);  in get_sigframe()
589 SYSCALL_DEFINE1(sigsuspend, sigset_t __user *, uset)  in SYSCALL_DEFINE1()  argument
596 SYSCALL_DEFINE3(sigaction, int, sig, const struct sigaction __user *, act,  in SYSCALL_DEFINE3()  argument
597 	struct sigaction __user *, oact)  in SYSCALL_DEFINE3()
639 	struct sigframe __user *frame;  in sys_sigreturn()
645 	frame = (struct sigframe __user *)regs->regs[29];  in sys_sigreturn()
676 	struct rt_sigframe __user *frame;  in sys_rt_sigreturn()
682 	frame = (struct rt_sigframe __user *)regs->regs[29];  in sys_rt_sigreturn()
717 	struct sigframe __user *frame;  in setup_frame()
756 	struct rt_sigframe __user *frame;  in setup_rt_frame()
925 static int smp_save_fp_context(void __user *sc)  in smp_save_fp_context()
932 static int smp_restore_fp_context(void __user *sc)  in smp_restore_fp_context()