Contributors: 25
Author Tokens Token Proportion Commits Commit Proportion
Yi Wang 30 12.35% 1 2.44%
Alexander van Heukelum 28 11.52% 5 12.20%
Thomas Gleixner 26 10.70% 4 9.76%
Srinivasa D S 20 8.23% 2 4.88%
Jaswinder Singh Rajput 18 7.41% 2 4.88%
Linus Torvalds (pre-git) 18 7.41% 3 7.32%
Andi Kleen 17 7.00% 1 2.44%
Jeremy Fitzhardinge 12 4.94% 1 2.44%
Andrew Lutomirski 11 4.53% 3 7.32%
Joerg Roedel 10 4.12% 2 4.88%
Gleb Natapov 7 2.88% 1 2.44%
Josh Poimboeuf 7 2.88% 2 4.88%
Hiroshi Shimamoto 6 2.47% 1 2.44%
Harvey Harrison 6 2.47% 1 2.44%
Jamie Lokier 5 2.06% 1 2.44%
Tejun Heo 3 1.23% 1 2.44%
Lai Jiangshan 3 1.23% 1 2.44%
H. Peter Anvin 3 1.23% 1 2.44%
Ingo Molnar 3 1.23% 2 4.88%
Frédéric Weisbecker 2 0.82% 1 2.44%
Peter Zijlstra 2 0.82% 1 2.44%
Tony Luck 2 0.82% 1 2.44%
Alexander Kuleshov 2 0.82% 1 2.44%
Greg Kroah-Hartman 1 0.41% 1 2.44%
Jan Beulich 1 0.41% 1 2.44%
Total 243 41 


/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_TRAPS_H
#define _ASM_X86_TRAPS_H

#include <linux/context_tracking_state.h>
#include <linux/kprobes.h>

#include <asm/debugreg.h>
#include <asm/idtentry.h>
#include <asm/siginfo.h>			/* TRAP_TRACE, ... */
#include <asm/trap_pf.h>

#ifdef CONFIG_X86_64
asmlinkage __visible notrace struct pt_regs *sync_regs(struct pt_regs *eregs);
asmlinkage __visible notrace
struct pt_regs *fixup_bad_iret(struct pt_regs *bad_regs);
void __init trap_init(void);
asmlinkage __visible noinstr struct pt_regs *vc_switch_off_ist(struct pt_regs *eregs);
#endif

extern int ibt_selftest(void);
extern int ibt_selftest_noendbr(void);

#ifdef CONFIG_X86_F00F_BUG
/* For handling the FOOF bug */
void handle_invalid_op(struct pt_regs *regs);
#endif

static inline int get_si_code(unsigned long condition)
{
	if (condition & DR_STEP)
		return TRAP_TRACE;
	else if (condition & (DR_TRAP0|DR_TRAP1|DR_TRAP2|DR_TRAP3))
		return TRAP_HWBKPT;
	else
		return TRAP_BRKPT;
}

extern int panic_on_unrecovered_nmi;

void math_emulate(struct math_emu_info *);

bool fault_in_kernel_space(unsigned long address);

#ifdef CONFIG_VMAP_STACK
void __noreturn handle_stack_overflow(struct pt_regs *regs,
				      unsigned long fault_address,
				      struct stack_info *info);
#endif

static inline void cond_local_irq_enable(struct pt_regs *regs)
{
	if (regs->flags & X86_EFLAGS_IF)
		local_irq_enable();
}

static inline void cond_local_irq_disable(struct pt_regs *regs)
{
	if (regs->flags & X86_EFLAGS_IF)
		local_irq_disable();
}

#endif /* _ASM_X86_TRAPS_H */