cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
Log | Files | Refs | README | LICENSE | sfeed.txt

bug.h (1130B)

      1/* SPDX-License-Identifier: GPL-2.0 */
      2#ifndef _TOOLS_ASM_BUG_H
      3#define _TOOLS_ASM_BUG_H
      4
      5#include <linux/compiler.h>
      6#include <stdio.h>
      7
      8#define __WARN_printf(arg...)	do { fprintf(stderr, arg); } while (0)
      9
     10#define WARN(condition, format...) ({		\
     11	int __ret_warn_on = !!(condition);	\
     12	if (unlikely(__ret_warn_on))		\
     13		__WARN_printf(format);		\
     14	unlikely(__ret_warn_on);		\
     15})
     16
     17#define WARN_ON(condition) ({					\
     18	int __ret_warn_on = !!(condition);			\
     19	if (unlikely(__ret_warn_on))				\
     20		__WARN_printf("assertion failed at %s:%d\n",	\
     21				__FILE__, __LINE__);		\
     22	unlikely(__ret_warn_on);				\
     23})
     24
     25#define WARN_ON_ONCE(condition) ({			\
     26	static int __warned;				\
     27	int __ret_warn_once = !!(condition);		\
     28							\
     29	if (unlikely(__ret_warn_once && !__warned)) {	\
     30		__warned = true;			\
     31		WARN_ON(1);				\
     32	}						\
     33	unlikely(__ret_warn_once);			\
     34})
     35
     36#define WARN_ONCE(condition, format...)	({	\
     37	static int __warned;			\
     38	int __ret_warn_once = !!(condition);	\
     39						\
     40	if (unlikely(__ret_warn_once))		\
     41		if (WARN(!__warned, format)) 	\
     42			__warned = 1;		\
     43	unlikely(__ret_warn_once);		\
     44})
     45
     46#endif /* _TOOLS_ASM_BUG_H */