45 static int (*save_fp_context)(void __user *sc);
46 static int (*restore_fp_context)(void __user *sc);
69 static int copy_fp_to_sigcontext(void __user *sc)  in copy_fp_to_sigcontext()
72 	uint64_t __user *fpregs = sc + abi->off_sc_fpregs;  in copy_fp_to_sigcontext()
73 	uint32_t __user *csr = sc + abi->off_sc_fpc_csr;  in copy_fp_to_sigcontext()
88 static int copy_fp_from_sigcontext(void __user *sc)  in copy_fp_from_sigcontext()
91 	uint64_t __user *fpregs = sc + abi->off_sc_fpregs;  in copy_fp_from_sigcontext()
92 	uint32_t __user *csr = sc + abi->off_sc_fpc_csr;  in copy_fp_from_sigcontext()
110 static int save_hw_fp_context(void __user *sc)  in save_hw_fp_context()
113 	uint64_t __user *fpregs = sc + abi->off_sc_fpregs;  in save_hw_fp_context()
114 	uint32_t __user *csr = sc + abi->off_sc_fpc_csr;  in save_hw_fp_context()
119 static int restore_hw_fp_context(void __user *sc)  in restore_hw_fp_context()
122 	uint64_t __user *fpregs = sc + abi->off_sc_fpregs;  in restore_hw_fp_context()
123 	uint32_t __user *csr = sc + abi->off_sc_fpc_csr;  in restore_hw_fp_context()
132 static inline void __user *sc_to_extcontext(void __user *sc)  in sc_to_extcontext()
134 	struct ucontext __user *uc;  in sc_to_extcontext()
145 static int save_msa_extcontext(void __user *buf)  in save_msa_extcontext()
147 	struct msa_extcontext __user *msa = buf;  in save_msa_extcontext()
191 static int restore_msa_extcontext(void __user *buf, unsigned int size)  in restore_msa_extcontext()
193 	struct msa_extcontext __user *msa = buf;  in restore_msa_extcontext()
237 static int save_extcontext(void __user *buf)  in save_extcontext()
258 static int restore_extcontext(void __user *buf)  in restore_extcontext()
296 int protected_save_fp_context(void __user *sc)  in protected_save_fp_context()
299 	uint64_t __user *fpregs = sc + abi->off_sc_fpregs;  in protected_save_fp_context()
300 	uint32_t __user *csr = sc + abi->off_sc_fpc_csr;  in protected_save_fp_context()
301 	uint32_t __user *used_math = sc + abi->off_sc_used_math;  in protected_save_fp_context()
349 int protected_restore_fp_context(void __user *sc)  in protected_restore_fp_context()
352 	uint64_t __user *fpregs = sc + abi->off_sc_fpregs;  in protected_restore_fp_context()
353 	uint32_t __user *csr = sc + abi->off_sc_fpc_csr;  in protected_restore_fp_context()
354 	uint32_t __user *used_math = sc + abi->off_sc_used_math;  in protected_restore_fp_context()
410 int setup_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc)  in setup_sigcontext()
468 int fpcsr_pending(unsigned int __user *fpcsr)  in fpcsr_pending()
487 int restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc)  in restore_sigcontext()
519 void __user *get_sigframe(struct ksignal *ksig, struct pt_regs *regs,  in get_sigframe()
539 …return (void __user *)((sp - frame_size) & (ICACHE_REFILLS_WORKAROUND_WAR ? ~(cpu_icache_line_size…  in get_sigframe()
547 SYSCALL_DEFINE1(sigsuspend, sigset_t __user *, uset)  in SYSCALL_DEFINE1()  argument
554 SYSCALL_DEFINE3(sigaction, int, sig, const struct sigaction __user *, act,  in SYSCALL_DEFINE3()  argument
555 	struct sigaction __user *, oact)  in SYSCALL_DEFINE3()
597 	struct sigframe __user *frame;  in sys_sigreturn()
601 	frame = (struct sigframe __user *) regs.regs[29];  in sys_sigreturn()
632 	struct rt_sigframe __user *frame;  in sys_rt_sigreturn()
636 	frame = (struct rt_sigframe __user *) regs.regs[29];  in sys_rt_sigreturn()
671 	struct sigframe __user *frame;  in setup_frame()
710 	struct rt_sigframe __user *frame;  in setup_rt_frame()
869 static int smp_save_fp_context(void __user *sc)  in smp_save_fp_context()
876 static int smp_restore_fp_context(void __user *sc)  in smp_restore_fp_context()