/* SPDX-License-Identifier: GPL-2.0 */#ifndef _LINUX_BUG_H#define _LINUX_BUG_H #include <asm/bug.h>#include <linux/compiler.h>#include <linux/build_bug.h> enum bug_trap_type {	BUG_TRAP_TYPE_NONE = 0,	BUG_TRAP_TYPE_WARN = 1,	BUG_TRAP_TYPE_BUG = 2,}; struct pt_regs; #ifdef __CHECKER__#define MAYBE_BUILD_BUG_ON(cond) (0)#else /* __CHECKER__ */ #define MAYBE_BUILD_BUG_ON(cond)			\	do {						\		if (__builtin_constant_p((cond)))       \			BUILD_BUG_ON(cond);             \		else                                    \			BUG_ON(cond);                   \	} while (0) #endif	/* __CHECKER__ */ #ifdef CONFIG_GENERIC_BUG#include <asm-generic/bug.h> static inline int is_warning_bug(const struct bug_entry *bug){	return bug->flags & BUGFLAG_WARNING;} struct bug_entry *find_bug(unsigned long bugaddr); enum bug_trap_type report_bug(unsigned long bug_addr, struct pt_regs *regs); /* These are defined by the architecture */int is_valid_bugaddr(unsigned long addr); void generic_bug_clear_once(void); #else	/* !CONFIG_GENERIC_BUG */ static inline enum bug_trap_type report_bug(unsigned long bug_addr,					    struct pt_regs *regs){	return BUG_TRAP_TYPE_BUG;}  static inline void generic_bug_clear_once(void) {} #endif	/* CONFIG_GENERIC_BUG */ /* * Since detected data corruption should stop operation on the affected * structures. Return value must be checked and sanely acted on by caller. */static inline __must_check bool check_data_corruption(bool v) { return v; }#define CHECK_DATA_CORRUPTION(condition, fmt, ...)			 \	check_data_corruption(({					 \		bool corruption = unlikely(condition);			 \		if (corruption) {					 \			if (IS_ENABLED(CONFIG_BUG_ON_DATA_CORRUPTION)) { \				pr_err(fmt, ##__VA_ARGS__);		 \				BUG();					 \			} else						 \				WARN(1, fmt, ##__VA_ARGS__);		 \		}							 \		corruption;						 \	})) #endif	/* _LINUX_BUG_H */