1 files changed, 75 insertions, 0 deletions
diff --git a/arch/s390/kernel/entry.h b/arch/s390/kernel/entry.h
new file mode 100644
index 000000000..9f41853f3
--- /dev/null
+++ b/arch/s390/kernel/entry.h
@@ -0,0 +1,75 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _ENTRY_H
+#define _ENTRY_H
+
+#include <linux/percpu.h>
+#include <linux/types.h>
+#include <linux/signal.h>
+#include <asm/extable.h>
+#include <asm/ptrace.h>
+#include <asm/idle.h>
+
+extern void *restart_stack;
+
+void system_call(void);
+void pgm_check_handler(void);
+void ext_int_handler(void);
+void io_int_handler(void);
+void mcck_int_handler(void);
+void restart_int_handler(void);
+void early_pgm_check_handler(void);
+
+void __ret_from_fork(struct task_struct *prev, struct pt_regs *regs);
+void __do_pgm_check(struct pt_regs *regs);
+void __do_syscall(struct pt_regs *regs, int per_trap);
+void __do_early_pgm_check(struct pt_regs *regs);
+
+void do_protection_exception(struct pt_regs *regs);
+void do_dat_exception(struct pt_regs *regs);
+void do_secure_storage_access(struct pt_regs *regs);
+void do_non_secure_storage_access(struct pt_regs *regs);
+void do_secure_storage_violation(struct pt_regs *regs);
+void do_report_trap(struct pt_regs *regs, int si_signo, int si_code, char *str);
+void kernel_stack_overflow(struct pt_regs * regs);
+void handle_signal32(struct ksignal *ksig, sigset_t *oldset,
+		     struct pt_regs *regs);
+
+void do_io_irq(struct pt_regs *regs);
+void do_ext_irq(struct pt_regs *regs);
+void do_restart(void *arg);
+void __init startup_init(void);
+void die(struct pt_regs *regs, const char *str);
+int setup_profiling_timer(unsigned int multiplier);
+unsigned long prepare_ftrace_return(unsigned long parent, unsigned long sp, unsigned long ip);
+
+struct s390_mmap_arg_struct;
+struct fadvise64_64_args;
+struct old_sigaction;
+
+long sys_rt_sigreturn(void);
+long sys_sigreturn(void);
+
+long sys_s390_personality(unsigned int personality);
+long sys_s390_runtime_instr(int command, int signum);
+long sys_s390_guarded_storage(int command, struct gs_cb __user *);
+long sys_s390_pci_mmio_write(unsigned long, const void __user *, size_t);
+long sys_s390_pci_mmio_read(unsigned long, void __user *, size_t);
+long sys_s390_sthyi(unsigned long function_code, void __user *buffer, u64 __user *return_code, unsigned long flags);
+
+DECLARE_PER_CPU(u64, mt_cycles[8]);
+
+unsigned long stack_alloc(void);
+void stack_free(unsigned long stack);
+
+extern char kprobes_insn_page[];
+
+extern char _samode31[], _eamode31[];
+extern char _stext_amode31[], _etext_amode31[];
+extern struct exception_table_entry _start_amode31_ex_table[];
+extern struct exception_table_entry _stop_amode31_ex_table[];
+
+#define __amode31_data __section(".amode31.data")
+#define __amode31_ref __section(".amode31.refs")
+extern long _start_amode31_refs[], _end_amode31_refs[];
+
+#endif /* _ENTRY_H */