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License cleanup: add SPDX GPL-2.0 license identifier to files with no license
[mirror_ubuntu-disco-kernel.git] / arch / s390 / kernel / entry.h
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b2441318 1/* SPDX-License-Identifier: GPL-2.0 */
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2#ifndef _ENTRY_H
3#define _ENTRY_H
4
521b00cd 5#include <linux/percpu.h>
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6#include <linux/types.h>
7#include <linux/signal.h>
8#include <asm/ptrace.h>
b5f87f15 9#include <asm/idle.h>
638ad34a 10
638ad34a 11extern void *restart_stack;
91c15a95 12extern unsigned long suspend_zero_pages;
638ad34a 13
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14void system_call(void);
15void pgm_check_handler(void);
16void ext_int_handler(void);
17void io_int_handler(void);
18void mcck_int_handler(void);
19void restart_int_handler(void);
20void restart_call_handler(void);
21
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22asmlinkage long do_syscall_trace_enter(struct pt_regs *regs);
23asmlinkage void do_syscall_trace_exit(struct pt_regs *regs);
24
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25void do_protection_exception(struct pt_regs *regs);
26void do_dat_exception(struct pt_regs *regs);
a806170e 27
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28void addressing_exception(struct pt_regs *regs);
29void data_exception(struct pt_regs *regs);
30void default_trap_handler(struct pt_regs *regs);
31void divide_exception(struct pt_regs *regs);
32void execute_exception(struct pt_regs *regs);
33void hfp_divide_exception(struct pt_regs *regs);
34void hfp_overflow_exception(struct pt_regs *regs);
35void hfp_significance_exception(struct pt_regs *regs);
36void hfp_sqrt_exception(struct pt_regs *regs);
37void hfp_underflow_exception(struct pt_regs *regs);
38void illegal_op(struct pt_regs *regs);
39void operand_exception(struct pt_regs *regs);
40void overflow_exception(struct pt_regs *regs);
41void privileged_op(struct pt_regs *regs);
42void space_switch_exception(struct pt_regs *regs);
43void special_op_exception(struct pt_regs *regs);
44void specification_exception(struct pt_regs *regs);
45void transaction_exception(struct pt_regs *regs);
46void translation_exception(struct pt_regs *regs);
80703617 47void vector_exception(struct pt_regs *regs);
b01a37a7 48
5e9a2692 49void do_per_trap(struct pt_regs *regs);
2a0a5b22 50void do_report_trap(struct pt_regs *regs, int si_signo, int si_code, char *str);
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51void syscall_trace(struct pt_regs *regs, int entryexit);
52void kernel_stack_overflow(struct pt_regs * regs);
53void do_signal(struct pt_regs *regs);
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54void handle_signal32(struct ksignal *ksig, sigset_t *oldset,
55 struct pt_regs *regs);
638ad34a 56void do_notify_resume(struct pt_regs *regs);
a806170e 57
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58void __init init_IRQ(void);
59void do_IRQ(struct pt_regs *regs, int irq);
638ad34a 60void do_restart(void);
a806170e 61void __init startup_init(void);
aa33c8cb 62void die(struct pt_regs *regs, const char *str);
63df41d6 63int setup_profiling_timer(unsigned int multiplier);
638ad34a 64void __init time_init(void);
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65int pfn_is_nosave(unsigned long);
66void s390_early_resume(void);
67unsigned long prepare_ftrace_return(unsigned long parent, unsigned long ip);
638ad34a 68
a4679373 69struct s390_mmap_arg_struct;
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70struct fadvise64_64_args;
71struct old_sigaction;
a806170e 72
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73long sys_rt_sigreturn(void);
74long sys_sigreturn(void);
75
86d295e1 76long sys_s390_personality(unsigned int personality);
00fcb149 77long sys_s390_runtime_instr(int command, int signum);
916cda1a 78long sys_s390_guarded_storage(int command, struct gs_cb __user *);
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79long sys_s390_pci_mmio_write(unsigned long, const void __user *, size_t);
80long sys_s390_pci_mmio_read(unsigned long, void __user *, size_t);
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81
82DECLARE_PER_CPU(u64, mt_cycles[8]);
83
be2412c2 84void verify_facilities(void);
916cda1a 85void gs_load_bc_cb(struct pt_regs *regs);
b5a882fc 86void set_fs_fixup(void);
be2412c2 87
a806170e 88#endif /* _ENTRY_H */