LCOV - code coverage report
Current view: top level - arch/x86/include/asm - traps.h (source / functions) Hit Total Coverage
Test: landlock.info Lines: 0 4 0.0 %
Date: 2021-04-22 12:43:58 Functions: 0 1 0.0 %

          Line data    Source code
       1             : /* SPDX-License-Identifier: GPL-2.0 */
       2             : #ifndef _ASM_X86_TRAPS_H
       3             : #define _ASM_X86_TRAPS_H
       4             : 
       5             : #include <linux/context_tracking_state.h>
       6             : #include <linux/kprobes.h>
       7             : 
       8             : #include <asm/debugreg.h>
       9             : #include <asm/idtentry.h>
      10             : #include <asm/siginfo.h>                  /* TRAP_TRACE, ... */
      11             : #include <asm/trap_pf.h>
      12             : 
      13             : #ifdef CONFIG_X86_64
      14             : asmlinkage __visible notrace struct pt_regs *sync_regs(struct pt_regs *eregs);
      15             : asmlinkage __visible notrace
      16             : struct bad_iret_stack *fixup_bad_iret(struct bad_iret_stack *s);
      17             : void __init trap_init(void);
      18             : asmlinkage __visible noinstr struct pt_regs *vc_switch_off_ist(struct pt_regs *eregs);
      19             : #endif
      20             : 
      21             : #ifdef CONFIG_X86_F00F_BUG
      22             : /* For handling the FOOF bug */
      23             : void handle_invalid_op(struct pt_regs *regs);
      24             : #endif
      25             : 
      26           0 : static inline int get_si_code(unsigned long condition)
      27             : {
      28           0 :         if (condition & DR_STEP)
      29             :                 return TRAP_TRACE;
      30           0 :         else if (condition & (DR_TRAP0|DR_TRAP1|DR_TRAP2|DR_TRAP3))
      31             :                 return TRAP_HWBKPT;
      32             :         else
      33           0 :                 return TRAP_BRKPT;
      34             : }
      35             : 
      36             : extern int panic_on_unrecovered_nmi;
      37             : 
      38             : void math_emulate(struct math_emu_info *);
      39             : 
      40             : bool fault_in_kernel_space(unsigned long address);
      41             : 
      42             : #ifdef CONFIG_VMAP_STACK
      43             : void __noreturn handle_stack_overflow(const char *message,
      44             :                                       struct pt_regs *regs,
      45             :                                       unsigned long fault_address);
      46             : #endif
      47             : 
      48             : #endif /* _ASM_X86_TRAPS_H */

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